control up to four vga video-equipped computer systems and

Control up to four VGA video-equipped computer systems and share peripherals among them.

KV3004Asupportsonevideoheadperchannel,KV3204Asupportstwo,KV3304Asupportsthree,andKV3404Asupportsfour.

ServSwitch Wizard VGA (USB)

July 2010

KV3004A KV3204A KV3304A KV3404A

Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018Web site: www.blackbox.com • E-mail: [email protected]

Customer Support

Information

®

NETWORK SERVICES

®


724-746-5500 | blackbox.com Page2 724-746-5500 | blackbox.com

Trademarks Used in this ManualBlackBoxandtheDoubleDiamondlogoareregisteredtrademarks,andServSwitchisatrademark,ofBBTechnologies,Inc.

MacisaregisteredtrademarkofAppleComputer,Inc.

LinuxisregisteredtrademarkofLinusTorvalds.

WindowsisaregisteredtrademarkofMicrosoftCorporation.

NetWareisaregisteredtrademarkofNovell,Inc.

SunisatrademarkofSunMicrosystems,Inc.

UnixisaregisteredtrademarkofUNIXSystemLaboratories,Inc.

BSDisaregisteredtrademarkofUUNetTechnologies,Inc.

Anyothertrademarksmentionedinthismanualareacknowledgedtobethepropertyofthetrademarkowners.

We‘reheretohelp!Ifyouhaveanyquestionsaboutyourapplicationorourproducts,contactBlackBoxTechSupportat724-746-5500

orgotoblackbox.comandclickon“TalktoBlackBox.”You’llbelivewithoneofourtechnicalexpertsinlessthan20seconds.

724-746-5500 | blackbox.com

FCC and IC RFI Statements

724-746-5500 | blackbox.com Page3

Federal Communications Commission and Industry Canada Radio Frequency Interference Statements

Thisequipmentgenerates,uses,andcanradiateradio-frequencyenergy,andifnotinstalledandusedproperly,thatis,instrictaccordancewiththemanufacturer’sinstructions,maycauseinterferencetoradiocommunication.IthasbeentestedandfoundtocomplywiththelimitsforaClassAcomputingdeviceinaccordancewiththespecificationsinSubpartBofPart15ofFCCrules,whicharedesignedtoprovidereasonableprotectionagainstsuchinterferencewhentheequipmentisoperatedinacommercialenvironment.Operationofthisequipmentinaresidentialareaislikelytocauseinterference,inwhichcasetheuserathisownexpensewillberequiredtotakewhatevermeasuresmaybenecessarytocorrecttheinterference.

Changesormodificationsnotexpresslyapprovedbythepartyresponsibleforcompliancecouldvoidtheuser’sauthoritytooper-atetheequipment.

ThisdigitalapparatusdoesnotexceedtheClassAlimitsforradionoiseemissionfromdigitalapparatussetoutintheRadioInterferenceRegulationofIndustryCanada.

Leprésentappareilnumériquen’émetpasdebruitsradioélectriquesdépassantleslimitesapplicablesauxappareilsnumériquesdelaclasseAprescritesdansleRèglementsurlebrouillageradioélectriquepubliéparIndustrieCanada.



Instrucciones de Seguridad

(Normas Oficiales Mexicanas Electrical Safety Statement)

1.Todaslasinstruccionesdeseguridadyoperacióndeberánserleídasantesdequeelaparatoeléctricoseaoperado.

2.Lasinstruccionesdeseguridadyoperacióndeberánserguardadasparareferenciafutura.

3.Todaslasadvertenciasenelaparatoeléctricoyensusinstruccionesdeoperacióndebenserrespetadas.

4.Todaslasinstruccionesdeoperaciónyusodebenserseguidas.

5.Elaparatoeléctriconodeberáserusadocercadelagua—porejemplo,cercadelatinadebaño,lavabo,sótanomojadoocercadeunaalberca,etc..

6.Elaparatoeléctricodebeserusadoúnicamenteconcarritosopedestalesqueseanrecomendadosporelfabricante.

7.Elaparatoeléctricodebesermontadoalaparedoaltechosólocomosearecomendadoporelfabricante.

8.Servicio—Elusuarionodebeintentardarservicioalequipoeléctricomásalláalodescritoenlasinstruccionesdeoperación.Todootroserviciodeberáserreferidoapersonaldeserviciocalificado.

9.Elaparatoeléctricodebesersituadodetalmaneraquesuposiciónnointerfierasuuso.Lacolocacióndelaparatoeléctricosobreunacama,sofá,alfombraosuperficiesimilarpuedebloquealaventilación,nosedebecolocarenlibrerosogabinetesqueimpidanelflujodeaireporlosorificiosdeventilación.

10.Elequipoeléctricodebersersituadofueradelalcancedefuentesdecalorcomoradiadores,registrosdecalor,estufasuotrosaparatos(incluyendoamplificadores)queproducencalor.

11.Elaparatoeléctricodeberáserconnectadoaunafuentedepodersólodeltipodescritoenelinstructivodeoperación,ocomoseindiqueenelaparato.

12.Precaucióndebesertomadadetalmaneraquelatierrafisicaylapolarizacióndelequiponoseaeliminada.

13.Loscablesdelafuentedepoderdebenserguiadosdetalmaneraquenoseanpisadosnipellizcadosporobjetoscolocadossobreocontraellos,poniendoparticularatenciónaloscontactosyreceptáculosdondesalendelaparato.

14.Elequipoeléctricodebeserlimpiadoúnicamentedeacuerdoalasrecomendacionesdelfabricante.

15.Encasodeexistir,unaantenaexternadeberáserlocalizadalejosdelaslineasdeenergia.

16.Elcabledecorrientedeberáserdesconectadodelcuandoelequiponoseausadoporunlargoperiododetiempo.

17.Cuidadodebesertomadodetalmaneraqueobjectosliquidosnoseanderramadossobrelacubiertauorificiosdeventilación.

18.Servicioporpersonalcalificadodeberáserprovistocuando:A: Elcabledepoderoelcontactohasidodañado;uB: Objectoshancaídoolíquidohasidoderramadodentrodelaparato;oC: Elaparatohasidoexpuestoalalluvia;oD: Elaparatoparecenooperarnormalmenteomuestrauncambioensudesempeño;oE: Elaparatohasidotiradoosucubiertahasidodañada.


Table of Contents


Contents

1.Specifications.............................................................................................................................................................................. 6

2.Overview.................................................................................................................................................................................... 7

2.1Introduction...................................................................................................................................................................... 7

2.2Features............................................................................................................................................................................ 8

2.3What‘sIncluded................................................................................................................................................................ 8

2.4AdditionalItemsYouMayNeed....................................................................................................................................... 8

2.5HardwareDescription,SingleHeadVersion(KV3004A)................................................................................................... 9

2.6HardwareDescription,MultiHeadVersions(KV3204A,KV3304A,KV3404A)...............................................................11

3.Installation.................................................................................................................................................................................13

3.1Mounting.........................................................................................................................................................................13

3.2Connections................................................................................................................................................................... 14

3.2.1Userconsole....................................................................................................................................................... 14

3.2.2Computersystems............................................................................................................................................. 16

3.2.3Powerinconnection.......................................................................................................................................... 18

3.2.4Channelswitchingbyexternalcontrol............................................................................................................... 19

3.2.5Synchronizingmultipleunits.............................................................................................................................. 21

3.2.6ManagingEDIDvideodisplayinformation.......................................................................................................... 22

4.Configuration........................................................................................................................................................................... 23

4.1UsingtheConfigurationMenu........................................................................................................................................ 23

4.2Generalconfiguration..................................................................................................................................................... 25

4.2.1Changinghotkeys.............................................................................................................................................. 25

4.2.2Mouseswitching................................................................................................................................................ 25

4.2.3OPTIONSportspeed.......................................................................................................................................... 25

4.2.4OPTIONSportchannelcontrolbehavior............................................................................................................ 26

4.2.5Switchingmode................................................................................................................................................. 26

4.2.6Miscellaneousfunctions..................................................................................................................................... 27

4.3Performingupgrades...................................................................................................................................................... 28

5.Operation................................................................................................................................................................................. 30

5.1Selectingacomputer...................................................................................................................................................... 30

5.1.1Selectingacomputerusingthefrontpanel........................................................................................................ 30

5.1.2Selectingacomputerusinghotkeys.................................................................................................................. 31

5.1.3Selectingacomputerusingthemousebuttons.................................................................................................. 32

5.2Lockingaccesstothecomputers.................................................................................................................................... 33

5.3Autoscanning................................................................................................................................................................. 34

AppendixA.WhatisTrueEmulation?.......................................................................................................................................... 36

AppendixB.DefaultEDIDvideomodes........................................................................................................................................ 38

AppendixC.Cablepin-outs......................................................................................................................................................... 39

AppendixD.Safetyinformation................................................................................................................................................... 40



1. Specifications

Approvals: CE,FCC

HardwareCompatibility: AllcomputerswithVGAanalogvideoandUSBinterfaces

SoftwareCompatibility: Operateswithallknownsoftwareandoperatingsystemsincluding Windows®,Linux®,Unix®,BSD,allSun®OS,allMac®OS,NetWare®,etc.

Connectors: Video: 15-wayfemaleD-sub Keyboard/Mouse: USBTypeAfemale SwitchedUSB: USB2.0TypeAfemale Audio: 3.5-mmstereojack Other: Modular10p10cforFlashupgrade,syncwithotherKV3x04Aswitches andRS-232triggeredpowerswitches

OperatingTemperature: 32to104°F(0to40°C)

Power: 2.5mmDCjack(poweradapterincluded) Input: 100–240VAC,50/60Hz Output: 5VDC,2.5Aor4A Consumption: KV3004A: 12.5watts KV3204A,KV3304A,KV3404A: 20watts

Size: KV3004A:1.73"H(1U)x9.21"Wx4.72"D(4.39x23.39x11.99cm) KV3204A,KV3304A,KV3404A:4.375"H(2.5U)x9.21"Wx4.72"D(11.13x23.39x11.99cm)

Weight: KV3004A:1.87lb.(0.85kg); KV3204A:2lb.(0.91kg) KV3304A:2.1lb.(0.95kg); KV3404A:2.2lb.(1kg)


Chapter 2: Overview


2. Overview

2.1 IntroductionTherearefourversionsofthefour-wayServSwitchWizard™VGA(USB),eachofwhichallowsasingleoperatortocontroluptofourcomputersystemsandshareperipheralsamongtheminaveryflexiblemanner.TheKV3004Acansupportonevideoheadperchannel,whereastheslightlylargerKV3204A,KV3304AandKV3404Aunitssupporttwo,threeandfourvideoheadsperchannel,respectively.

InadditiontoimpressiveVGAvideoperformance,theseunitsoffermorethanjuststraightswitchingbetweenfoursystems.TheKVM,speakersandtwoseparateUSBdevicesattachedtotheServSwitchWizardVGA(USB)unitscaneitherbeswitchedinuni-son,asnormal,oryoucanmixyourperipheralsbetweenanyofthesystemstosuityourcurrenttasks.Forinstance,youcouldbecreatingemailsononesystem,listeningtoasoundtrackfromanotherwhileathirdissendingdocumentstoyourprinterandafourthperforminganothertaskwithadifferentUSBperipheral.TheServSwitchWizardVGA(USB)frontpanelsmakeitstraight-forwardtocontrolwhichperipheralsshouldconnecttoeachsystem.

TheServSwitchWizardVGA(USB)unitsfeatureTrueEmulation(seeAppendixAformoredetails)whichensuresthatthefullcharacteristicsoftheconnectedkeyboardandmousearepassedtoeverysystem.

1 2SPKKVM

COMPUTER KVM SPK USB1 USB2 MODE

Multiple switchingTheattachedperipheraldevicescanbeswitchedcollectivelytoanycomputersystem,orcanbelinkedtoseparatesystemstoachievemultipletasksinparallel.Multipleswitchingcanbecontrolledfromtheon-screenmenuorusingthefrontpanelbuttons.

True EmulationEarlierUSBKVMswitchesrelieduponstandardkeyboardandmousetemplatestoinformeachcomputersystemhowtodealwiththeconnectedperipherals.TheServSwitchWizardVGA(USB)rangesucceedsinharvestingthetrueidentitiesoftheconnectedkeyboardandmouseandpresentsthose‘real’profilesconcurrentlytoeverysystem.Thus,specialistkeyboardsandmicecanbefullysupported.

Multiscreen versionsTheServSwitchWizardVGA(USB)rangeincludesseparatemodelstosupportone,two,threeorfourvideoheadsperchannel.

USB Remote wakeupTheUSBRemoteWakeupfeatureisfullysupported.Anyconnectedcomputercangointosleepmodeandbeawakened(whenitschannelisselected)assoonasyoupressakeyormovethemouse.ThecomputerandperipheralsmustsupporttheUSBRemoteWakeupfeature.

Intelligent display informationTheServSwitchWizardVGA(USB)unitsuseourEDIDEmulationfeaturetoensurethatallcomputersaresuppliedwiththecorrectinformationabouteachconnectedvideodisplay.

Figure2-1.OverviewoftheServSwitchWizardVGA(USB).



2.2 FeaturesMultiscreen Versions

TheServSwitchWizardVGA(USB)includesseparatemodelstosupportone,two,three,orfourvideoheadsperchannel.

Multiple Switching

Theattachedperipheraldevicescanbeswitchedcollectivelytoanycomputersystem,ortheycanbelinkedtoseparatesystemstoachievemultipletasksinparallel.Multipleswitchingcanbecontrolledfromtheon-screenmenuorusingthefront-panelbuttons.

Analog Video

TheServSwitchWizardVGA(USB)usesVGAconnectorsthroughoutforfullcompatibilitywithlegacyanalogsystems.

True Emulation

EarlierUSBKVMswitchesrelieduponstandardkeyboardandmousetemplatestotelleachcomputersystemhowtodealwiththeconnectedperipherals.TheServSwitchWizardVGA(USB)rangegathersthetrueidentitiesoftheconnectedkeyboardandmouseandpresentsthose“real”profilesconcurrentlytoeverysystem.Thus,specializedkeyboardsandmicecanbefullysupport-ed.

Intelligent Display Information

TheServSwitchWizardVGA(USB)usesanEDIDemulationfeaturetoensurethatallcomputersaresuppliedwiththecorrectinformationabouteachconnectedvideodisplay.

USB Remote Wakeup

TheServSwitchWizardVGA(USB)fullysupportstheUSBRemoteWakeupfeature.Anyconnectedcomputercangointosleepmodeandbeawakened(whenitschannelisselected)assoonasyoupressakeyormovethemouse.NotethatthecomputerandperipheralsmustalsosupporttheUSBRemoteWakeupfeature.

2.3 What‘s IncludedYourpackageshouldincludethefollowingitems.Ifanythingismissingordamaged,[email protected].

•ServSwitchWizardVGA(USB)unit

• Poweradapterandpowercord

• (4)Self-adhesivefeet

• CD-ROMcontainingthisusermanualinPDFformat

2.4 Additional Items You May Need•VGAvideocable(P/N:EVNPS06)

•USBcable(type-Atotype-B)notexceeding15feet/5m(P/N:USB05)

•Composite2-in-1VGAandUSBcable(P/N:EHN810)

•3.5mmAudiocable(P/N:EJ110)

•Flashupgradeadapter(P/N:FA4509F)*

•(2)19"rackmountbracketsand(4)screws(P/N:RMK2004)*

*TheFA4509FFlashupgradeadaptercomesunassembled;refertoAppendixCforpinning.YouwillalsoneedastandardRJ-45EthernetPatchCordtoconnecttheadaptertotheKVMswitch.Verifythecomputer’sserialconnectorfirstpriortoorderingassomecomputersmaynothaveaDB9connector.

*TherackmountbracketiscompatiblewiththeKV3004Amodelonly


Chapter 2: Overview


2.5 Hardware Description, Single Head Version (KV3004A)

2.5.1 Front PanelFigure2-1showsthefrontpaneloftheunit.Table2-2describesitscomponents:

Figure2-2.Frontpanel.

Table2-1.Frontpanelcomponents.

Number Component Description

1 COMPUTERbutton Presstochangetothenextcomputerchannel.

2 Indicators Thefourindicators(KVM,SPK,USB1,USB2)showwhichperipheralsareswitchedtothecurrentcomputerchannelor(asyoubeginpressingtheMODEbutton)theperipheralsthatwillbeswitchedduringthenextpress(es)oftheCOMPUTERbutton.

Theseven-segmentnumericdisplayindicatesthecomputerchannelthatiscurrentlyactive.

3 MODEbutton Presstodeterminewhichperipheralsshouldbeswitchedtoanothercomputerchannel(willoccurwhenyoupresstheCOMPUTERbutton).

COMPUTER KVM SPK USB1 USB2 MODE

1 2 3



2.5.2 Rear PanelFigure2-3showstherearpaneloftheunit.Table2-2describesitscomponents:

Figure2-3.Rearpanel.

Table2-2.Rearpanelcomponents.


4 2.5-mmBarrelconnector Powerinputorpowersupplyconnectshere.

5 (2)USBTypeAconnectors Connecttheconsole’sUSBkeyboardandmousetotheseconnectors.

6 3.5-mmRCAconnector Userconsoleaudioport:Connectoptionalspeakerstothisconnector.

7 RJ-45port *Optionsport:Thistop10p10cportisusedtoallowexternalcontrolofchannelswitchingandalsotoupdatetheinternalfirmwarewhennecessarybyconnectingtoacomputer.

8 (4)USBTypeBconnectors ConnecttoaUSBportoneachcomputer.

9 (4)3.5-mmRCAconnectors Connecttothespeakeroutputsocketoneachcomputer(optionalconnection).

10 (2)USBTypeAconnectors Connecttotheconsole'sUSB2.0peripheraldevices(optionalconnection).

11 (4)VGAconnectors Connecttothevideooutputportofeachcomputer.

12 VGAconnector Connecttotheconsole'svideomonitor

*NOTE:TheOPTIONSportusesa10p10csocket,whichcanaccommodateboth10p10cconnectorsaswellasthemuchmorecommon8p8cconnectors,whichareusedonEthernetleadsandpatchcables.Thepin-outsforbothtypesofconnectorsarelistedinAppendixC.

4 3 2 1

USB2.0SWITCHED

USB 1

USB 2

5V

2.5A

INDOORUSE

ONLYUSERCONSOLE

OPTIONS

12 11 11 11 11

4 5 6 7 8 9 8 9 8 9 8 9 10


Chapter 2: Overview


2.6 Hardware Description, Multi Head Versions (KV3204A, KV3304A, KV3404A)

2.6.1 Front PanelFigure2-4showsthefrontpaneloftheunit.Table2-3describesitscomponents:

Figure2-4.Frontpanel.

Table2-3.Frontpanelcomponents.


1 COMPUTERbutton Presstochangetothenextcomputerchannel.

2 Indicators Thefourupperindicators(KVM,SPK,USB1,USB2)showwhichperipheralsareswitchedtothecurrentcomputerchannelor(asyoubeginpressingtheMODEbutton)theperipheralsthatwillbeswitchedduringthenextpress(es)oftheCOMPUTERbutton.

Thefourlowerindicators,labeledV1toV4,showthevideochannelsbeingswitched.

Theseven-segmentnumericdisplayindicatesthecomputerchannelthatiscurrentlyactive.

3 MODEbutton Presstodeterminewhichperipheralsshouldbeswitchedtoanothercomputerchannel(willoccurwhenyoupresstheCOMPUTERbutton).

COMPUTER KVM

V1

SPK

V2

USB1

V3

USB2

V4

MODE

1 2 3



2.6.2 Rear PanelFigure2-5showstherearpaneloftheunit.Table2-4describesitscomponents:

1234

USB2.0SWITCHED

USB 1

USB 2

V1

V2

V3

V4

5V

4A

INDOORUSE

ONLY

USERCONSOLE

OPTIONS

12 11 11 11 11

4 5 6 7 8 9 8 9 8 9 8 9 10

Figure2-5.Rearpanel.

Table2-4.Rearpanelcomponents.


4 2.5-mmBarrelconnector Powerinputorpowersupplyconnectshere.

5 (2)USBTypeAconnectors Connecttheconsole’sUSBkeyboardandmousetotheseconnectors.

6 3.5-mmRCAconnector Userconsoleaudioport:Connectoptionalspeakerstothisconnector.

7 RJ-45port *Optionsport:Thistop10p10cportisusedtoallowexternalcontrolofchannelswitchingandalsotoupdatetheinternalfirmwarewhennecessarybyconnectngtoacomputer.

8 (4)USBTypeBconnectors ConnecttoaUSBportoneachcomputer.

9 (4)3.5-mmRCAconnectors Connecttothespeakeroutputsocketoneachcomputer(optionalconnection).

10 (2)USBTypeAconnectors Connecttotheconsole'sUSB2.0peripheraldevices(optionalconnection).

11 (8,12or16)VGAconnectors Connecttothevideooutputportsofeachcomputer.

12 (2,3or4)VGAconnectors Connecttotheconsole'svideomonitorstoenablemultiplevideostreamsfromeachcomputertobeswitchedtouptofourvideomonitors.

*NOTE:TheOPTIONSportusesa10p10csocket,whichcanaccommodateboth10p10cconnectorsaswellasthemuchmorecommon8p8cconnectors,whichareusedonEthernetleadsandpatchcables.Thepin-outsforbothtypesofconnectorsarelistedinAppendixC.


Chapter 3: Installation


3. Installation

3.1 MountingTherearetwomainmountingmethods:

•Viathe(4)suppliedself-adhesiverubberfeet

•Viaoptionalrackmountbrackets(KV3004Amodelonly)usingRMK4007

Rack brackets (KV3004A model only)

Theoptionalbrackets(plusfourscrews),enabletheunittobesecuredwithinastandardrackslot.SeeFigure3-1.

1

USB2.0SWITCHED

USB 1

USB 2

4

3

5V

2.5A

INDOORUSEONLY

USERCONSOLE

OPTIONS

Figure3-1.Rackmountbrackets(KV3004Aonly).

NOTE:BoththeServSwitchWizardVGA(USB)unitanditspowersupplygenerateheatwheninoperationandwillbecomewarmtothetouch.Donotenclosethemorplacetheminlocationswhereaircannotcirculatetocooltheequipment.Donotoperatetheequipmentinambienttemperaturesexceeding104°F(40°C).Donotplacetheproductsincontactwithequipmentwhosesurfacetemperatureexceeds104°F(40°C).



3.2 ConnectionsConnectionsdonotneedtobecarriedoutintheordergivenwithinthisguide,however,wherepossibleconnectthepower inasafinalstep.

3.2.1 User consoleTheportsthatmakeuptheuserconsolearewhereyouattachtheperipheralsthatwillbesharedbetweenthecomputersystems.Ensurethatpowerisdisconnectedfromtheunit.

To connect peripherals to the user console

1 Positionyourperipheraldevicesinthevicinityoftheunitsuchthattheircableswilleasilyreach.

2 Keyboardandmouse:AttachtheleadsfromyourUSBkeyboardandmousetotheUSBsocketsspecificallylabeledwithkey-boardandmousesymbols.ThekeyboardandmousewilloperateinanyoftheUSBsockets,however,TrueEmulationisnotavailableonsocketslabelledUSB1orUSB2.SeeFigure3-2.

2

1

USB2.0SWITCHED

USB 1

USB 2

5V

2.5A

INDOORUSEONLY

USERCONSOLE

OPTIONS

Figure3-2.Connectingthekeyboard/mousetotheuserconsole.

3 USBdevices:Whererequired,attachtheleadsfromyourUSBperipheralstotheUSBsocketslabelledUSB1andUSB2.SeeFigure3-3.

Figure3-3.ConnectingUSBperipheralstotheuserconsole.




4 Videomonitor(s):VGAvideoportsareusedthroughout.

Single screen units:AttachtheleadfromthevideomonitortotheVGAconnectoroftheuserconsolearea.SeeFigure3-4.

INDOORUSEONLY

USERCONSOLE

OPTIONS

1

2

3

4

5V

2.5A

INDOORUSEONLY

USERCONSOLE

OPTIONS

5V

2.5A

INDOORUSEONLY

USERCONSOLE

OPTIONS

Figure3-4.Connectingavideomonitortotheuserconsole.

Multiscreen units:AttachtheleadfromeachvideomonitortoaVGAconnectoroftheuserconsolearea.SeeFigure3-5.

Figure3-5.Connectingmultiplevideomonitorstotheuserconsole.

Note: On the rear panel of the unit, the connectors at each horizontal level (V1 to V4) will be switched through to the user console VGA connector which is at the same level.

5 Audio:Whererequired,connecttheleadfromyourspeakerstotheaudiosocket.SeeFigure3-6.

Figure3-6.Connectingspeakerstotheuserconsole.



3.2.2 Computer systemsEachcomputersystemisconnectedtotheServSwitchWizardVGA(USB)unitusinguptothreecablesfortheKV3004AanduptosixcablesfortheKV3204A,KV3304AandKV3404A.

To connect a computer system

1 EnsurethatpowerisdisconnectedfromtheServSwitchWizardVGA(USB)unitandthesystemtobeconnected.

2 UseaUSBcable(type-Atotype-B)tolinkaUSBportonthecomputersystemtotheUSBportoftherequiredchannelontherearoftheunit.SeeFigure3-7.

2

1

USB2.0SWITCHED

USB 1

USB 2

2

1

USB2.0SWITCHED

USB 1

USB 2

Figure3-7.ConnectingtheUSBandspeakerleadsfromacomputertotheServSwitchWizardVGA(USB)unit.

3 Ifrequired,useastereoaudiolinkcable(3.5-mmjacksateitherend)tolinkthespeakerportonthecomputersystemtotheaudioportoftherequiredchannelontherearoftheunit.SeeFigure3-7.

4 Single screen units:Linkthevideooutputofthecomputer’sgraphicporttotheVGAportoftherequiredchannelontherearoftheunit.SeeFigure3-8.

Figure3-8.ConnectingthevideoleadfromacomputertoaVGAinputport.

Duringinitialpowerup,theWizardunitwillattempttoreadtheEDIDinformationfromtheconnecteddisplay(s).SeeSection3.2.6fordetails.




Figure3-9.ConnectingvideoleadsfrommultiplecomputerstotheVGAinputports.

Ontherearpaneloftheunit,connectorsbelongingtothesamechannelarestackedvertically.Theconnectorsateachhorizontallevel(V1toV4)willbeswitchedthroughtotheuserconsoleVGAconnectorwhichisatthesamelevel.SeeFigure3-10.

1234

USB2.0SWITCHED

USB 1

USB 2

V1

V2

V3

V4

5V

4A

INDOORUSE

ONLY

USERCONSOLE

OPTIONS

Channel 1Channel 2Channel 3Channel 4

1

2

USB2.0SWITCHED

USB 1

USB 2

V1

V2

V3

V4

1

2

3

4

Multiscreen units:LinkthevideooutputsofeachcomputertotheVGAportsontherearoftheunit(seenotebelow).SeeFigure3-9.

Figure3-10.HowthevideoinputsonthechannelsaredirectedtothevideooutputsintheUserConsolesection



3.2.3 Power in connectionTheServSwitchWizardVGA(USB)unitissuppliedwitheithera12.5W(singlescreenversion)or20W(Multiscreenversions)poweradapter.Thereisnoon/offswitchontheunit,sooperationbeginsassoonasapoweradapterisconnected.

To connect the power supply

1 Attachtheoutputleadfromthepoweradaptertothe5Vsocketontherearpaneloftheunit.SeeFigure3-11.

4

5V

2.5A

INDOORUSEONLY

USERCONSOLE

OPTIONS

Figure3-11.Attachingthepoweradapterleadtothepowerinputsocket.

2 ConnecttheIECconnectorofthesuppliedcountry-specificpowerleadtothesocketofthepoweradapter.SeeFigure3-12

Figure3-12.AttachingtheIECconnectorofthepowerleadtotheadapter.

3 Connectthepowerleadtoanearbymainsupplysocket.

Note: Both the unit and its power supply generate heat when in operation and will become warm to the touch. Do not enclose them or place them in locations where air cannot circulate to cool the equipment. Do not operate the equipment in ambient tem-peratures exceeding 104°F(40°C). Do not place the products in contact with equipment whose surface temperature exceeds 104°F(40°C).




3.2.4 Channel switching by external controlTheOPTIONSportallowsexternalcontrolofthecurrentchannelbycommandssenteitherviaRS-232serialinputorbyswitchingoneofthefourchannelselectinputlines.FormoredetailsaboutthenecessaryRS-232serialcable,seeAppendixC.

3.2.4.1 OPTIONS port pinoutTheOPTIONSportcanaccepteither8p8cor10p10cconnectors,asrequired.SeeFigure3-13.

8p8c 10p10c Signal

1 Channelselectinput1

1 2 5VDCpoweroutput(100mAmax)

2 3 GNDreferenceforallsignals

3 4 RS232(RXD)datareceive

4 5 RS232auxiliarydatatransmit(reserved)

5 6 RS232auxiliarydatareceive(reserved)

6 7 RS232(TXD)datatransmit

7 8 Channelselectinput2

8 9 Channelselectinput3

10 Channelselectinput4

1 10

OPTIONS

4

USERCONSOLE

OPTIONS

Figure3-13.Signalandpowerpin-outsontheOPTIONSport

To connect a computer or device for remote control

1 Insertthe8p8cor10p10cconnectorofthecabletotheOPTIONSportontherearpaneloftheunit.SeeFigure3-14.

Figure3-14.LinkcabletotheOPTIONSportontherearpanel.

2 Connecttheotherendofthecabletoavacantserialportonthecomputerortotheoutputoftheswitchingdevice.



3.2.4.2 Control by RS-232 serialWheretheexternalcontrolisviaRS-232signal,ensurethattheconfigurationmenuoptionOissetto1or3toenableRS-232control.

Serial port parameter settings

Ensurethatthechosenserialportisconfiguredtothefollowing:

• Baudrate: TomatchsettingofBoptionintheConfigurationmenu(defaultis1200).

• Databits: 8

• Stopbit: 1

• Parity: None

Serial port channel selection codes

ASCII Character Hex Decimal

• Channel1: ‘1’ 0x31 49

• Channel2: ‘2’ 0x32 50

• Channel3: ‘3’ 0x33 51

• Channel4: ‘4’ 0x34 52

Note: As each channel is chosen using the above RS-232 commands, the peripherals that will be transferred are determined by the current setting of the switching mode.

3.2.4.3 Control by channel select input linesWheretheexternalcontrolisviathefourchannelselectinputlinesoftheOPTIONSport(seepinoutopposite),ensurethattheconfigurationmenuoptionOissetto3toenabletheinputlines.

Thefourinputlinesaresuitableforconnectiontodrycontactsoropencollectorstyleoutputs.ConnectinganinputlinetoGNDwillcausetheServSwitchWizardVGA(USB)toswitchallofitsfunctionstotheselectedchannel:

• Channel1: Channelselectinput1low




Iftheinputlineisheldlowthenallotherswitchingrequestsbyothermeanswillbeignoreduntilthelinereturnstoahigh(open)state.

Ifmorethanonelogicinputislow(closed)thenthelowerchannelnumbertakespriority.

Note:Theinputlineshaveonlylimitedprotectionagainstovervoltage.




3.2.5 Synchronizing multiple unitsServSwitchWizardVGA(USB)unitscanbeconnectedtogethersothattheyoperateinasynchronizedmanner.Thus,twoKV3004AunitscanbemadetoswitchtwovideoheadsinasimilarmannertoanKV3204A.Additionally,twoKV3204AunitscouldbemadetoresembleanKV3404A,whiletwoKV3404Aunitscouldbecombinedinordertoswitchuptoeightvideoheadssimultaneously.

WheneveranServSwitchWizardVGA(USB)channelisswitched,itsendsanRS232commandoutonitsserialinterface(markedOPTIONSontherearpanel).AServSwitchWizardVGA(USB)unitwillswitchitschannelifitreceivesthesamecommandonitsserialinterface.Consequently,bylinkingtheserialinterfaces,amasterunitmaybemadetoautomaticallyswitchoneormoreslaveunitsasshowninFigure3-15.

ItshouldbenotedthatthesynchronizationcabledeliberatelydoesnothavethetransmitpinoftheSlaveEndconnectorlinkedtothereceivepinoftheMasterEndconnector.TodosowouldcausetheSlaveunittobeabletoswitchtheMasterunit.ThiswouldsetupanendlesscyclicalswitchingsequencethatwouldpreventtheServSwitchWizardVGA(USB)devicesfromoperatingcor-rectly.Formoredetailsabouttheserialsynchronizationcables,seeAppendixC.

4 3 2 1

USB2.0SWITCHED

USB 1

USB 2

5V

2.5A

INDOORUSE

ONLYUSERCONSOLE

OPTIONS

4 3 2 1

USB2.0SWITCHED

USB 1

USB 2

5V

2.5A

INDOORUSE

ONLYUSERCONSOLE

OPTIONS

Slave unit

Master unit

Master monitor

Slave monitor

Computers fitted with multiple video heads

Serial synchronization

cable

Figure3-15.Connectionsforsynchronizingtwounits



1234

USB2.0SWITCHED

USB 1

USB 2

5V

4A

INDOORUSE

ONLY

USERCONSOLE

OPTIONS

V1

V2

V3

V4

Display1

Display2

Display3

Display4

Computer1

EDID

Computer2

EDID

Computer3

EDID

Computer4

EDID

3.2.6 Managing EDID video display informationWheneveraServSwitchWizardVGA(USB)unitispoweredon(orwhentheoptionF 2isselectedfromtheconfigurationmenu),itwillinterrogatetheconnectedmonitor(s)todeterminewhetherEDID(ExtendedDisplayIdentificationData)informationisavail-able.IfEDIDinformationisavailable,itwillbecopiedandused;otherwiseadefaultsetofdata,storedwithintheServSwitchWizardVGA(USB),willbesubstituted.YoucanalsooptionallychoosetopreventtheunitfromseekingnewEDIDinformationandinsteadrelyonlyonstoreddata.

EDID Emulation

TheServSwitchWizardVGA(USB)unitsuseanEDID EmulationfeaturetoensurethatthecollectedEDIDinformation(uptotwopages)iscorrectlysuppliedtoeveryconnectedcomputer,whetheritiscurrentlyselectedornot.SeeFigure3-16.

Figure3-16.HowEDIDinformationisdisseminatedacrossthecomputers

3.2.6.1 Refreshing EDID information during useYoucanrefreshtheEDIDinformationfromtheconnectedmonitor(s)withouttheneedtopowercycletheServSwitchWizardVGA(USB).

To refresh EDID information during use

1 EntertheConfigurationmenu(seeSection4.1fordetails).

2 PressFtoentertheFunctionsmenu

3 Press2andthenEnter.

4 PressEandthenEntertoexitthemenu.

3.2.6.2 Using stored EDID information onlyYoucanchoosetopreventtheunitfrominterrogatingthevideodisplay(s)duringstartup.Whenyouinvokethisoption,theunitwillonlyusetheEDIDinformationthatithasalreadystoredandpassthisontotheconnectedcomputers.Toreverttointerrogat-ingthevideodisplay,usetheF 2functiondiscussedabove.

To use the stored EDID information at the power up




4 PressEandthenEntertoexitthemenu.


Chapter 4: Configuration


4. Configuration

4.1 Using the Configuration MenuTheconfigurationmodeallowsyoutodeterminenumerousaspectsoftheServSwitchWizardVGA(USB)unitcapabilities.

To use the configuration menu

Duringnormaluse,thesevensegmentdisplayonthefrontpanelshowsthenumberofthecurrentlyselectedcomputerchannel.Fromthiscondition,enterconfigurationmodeasfollows:

1 PressandholdthefrontpanelCOMPUTERbuttonforroughlyfiveseconds.The display will show:C

2 Onthekeyboard,presstheletterkeyfortherequiredmenusection,e.g.S (seeTable4-1forfulllistofoptions)The display will show the pressed letter.

3 Pressthenumberoftherequiredsetting,e.g.4The display will show the pressed number.

4 PressEntertoacceptthesettingandreturntothemainmenusection.The display will show:C

5 Youcannowcontinuewithyournextconfigurationchange(gotostep2),orexitfromtheconfigurationmenu(seebelow).

To exit the configuration menu and save changes

• PressEandthenpressEntertoexitandsavechanges.

To exit the configuration menu without saving

• Presseitherofthefrontpanelbuttons.



Table4-1.Configurationmenuoptions Letter Number Description

B EntertheOPTIONSportBaudratemenu 1 1200(default) 2 2400 3 9600 4 19200 5 38400 6 57600 7 115200

F EntertheFunctionsmenu 1 Showcurrentfirmwareversion 2 RefreshEDIDinformationfromtheconnectedvideodisplay(default) 3 UsethestoredEDIDatstartup,donotinterrogatethevideodisplay 8 Resetconfigurationtofactorydefaults( isdisplayedmomentarily)

H EntertheHotkeymenu 1 Ctrl+Alt(default) 2 Ctrl+Shift 3 Alt+Shift 4 RightAlt 5 Alt 6 LeftCtrl+Alt 7 RightCtrl+Alt 8 Hotkeysdisabled

O EntertheOptionsportbehaviormenu 1 ChannelswitchingviaRS-232serialcontrol(usingthebaudratesetbythe‘B’option).Contact

switchingviatheOptionsportdisabled.(default) 2 Channelswitchingviaremote.Contactswitchingdisabled(reservedforfutureuse). 3 Asper1butwithcontactswitchingenabled.

P Setanewpasswordforusewiththelockmode

S EntertheSwitchModemenu 1 All(default) 2 KVM+Speaker 3 KVMonly 4 Speakeronly 5 USB1only 6 USB2only

T EntertheAutoscanTimeDelaymenu 1 Autoscandisabled 2 2seconds 3 5seconds(default) 4 7seconds 5 15seconds 6 30seconds 7 1minute 8 5minutes

U EntertheUserPreferencesmenu 1 Enablemouseswitching(default) 2 Disablemouseswitching 7 Cycleallports(whenusing‘Hotkey+Tab’or‘Autoscan’)(default) 8 Cycleonlyactiveports(whenusing‘Hotkey+Tab’or‘Autoscan’)




4.2 General configuration

4.2.1 Changing hotkeysServSwitchWizardVGA(USB)unitsuse CTRL and ALT as their standard hotkeys. These can be changed if they clash with other software or hardware within the installation.

To change the hotkeys


2 PressHtoentertheHotkeymenuandthenpresseither:

1tochooseCtrl + Alt

2tochooseCtrl + Shift

3tochooseAlt + Shift

4tochooseRight Alt

3 PressEntertoacceptthesettingandreturntothemainmenusection.

4 PressEandthenEntertoexitthemenuandsavechanges.

4.2.2 Mouse switchingYoucanenableordisablemouseswitchingtosuityourinstallationrequirements.

To enable/disable mouse switching


2 PressUtoentertheUser Preferencesmenuandthenpresseither:

1toEnable mouse switching

2toDisable mouse switching



4.2.3 OPTIONS port speedYoucanchangethespeedoftheOPTIONSserialport.

To change the OPTIONS port speed


2 PressBtoentertheBaud ratemenuandthenpresseither:

1tochoose1200

2tochoose2400

3tochoose9600

4tochoose19200





4.2.4 OPTIONS port channel control behaviorYoucandeterminehowtheOPTIONSportrespondstochannelcontrolinputs.

To define the OPTIONS port behavior


2 PressOtoentertheOptions portmenuandthenpresseither:

1toallowchannelswitchingcommandstobereceivedviaRS-232serialsignalthroughtheOPTIONSport(seeAppendixCforcablepin-outdetailsandseeSection3.2.5Channelswitchingbyexternalcontrolforcommanddetails).ThebaudratecurrentlysetbytheBoptionwillbeusedfortheport.SwitchingcommandsviathefourchannelselectinputswithintheOPTIONSportconnectoraredisabledinthismode.Useoption3ifyouwishtoenablethechannelselectinputsinadditiontoRS-232control.

3enableschannelswitchingviaRS-232asperoption1.However,inthismodethefourchannelselectinputsarealsoenabled.



4.2.5 Switching modeUsingtheconfigurationmenu,youcandefineadefaultswitchingmode.Theswitchingmodedetermineswhichperipherals(KVM,USB1,USB2and/orspeakers)shouldbemovedtothenextcomputerwhenitisselectedusinganyofthestandardmeth-ods.Regardless of the default switching mode set here, during use you can always change the mode using either the MODE but-ton (on the front panel) or using the additional hotkey press combinations.

Note: Of the external switching methods, the RS-232 serial signal input will switch the peripherals as defined by the currently selected switching mode. However, switching control initiated by the channel select input lines will always switch all of the periph-erals to the chosen channel regardless of the switching mode.

To set the default switching mode


2 PressStoentertheSwitch Modemenuandthenpresseither:

1toselectAll(default)

2toselectKVM and speaker

3toselectKVM only

4toselectSpeaker only

5toselectUSB1 only

6toselectUSB2 only






4.2.6 Miscellaneous functionsTo refresh EDID information from the monitor





To use the stored EDID information at the power up

Whenyouengagethismode,theunitwillnotinterrogatethevideodisplayduringstartupandwillinsteadusethedatathatarestored.Toreverttointerrogatingthevideodisplay,usetheF2functiondiscussedabove.





To reset configuration to factory defaults



3 Press8andthenEnter.Thedisplaywillshowrmomentarily.


To show the current firmware version




Thedisplaywillblankforashortwhileandthenthemajornumberofthefirmwarerevisionwillbeshown.Thedisplaywillblankagainandthenshowthefirstdigitoftheminornumber.Followinganotherblank,theseconddigitoftheminornumberwillbedisplayed.e.g.<blank> 1 <blank> 0 <blank> 2 <blank> equals v1.02


To set a new password


2 PressPandthenEnter.Thedisplaywillshow

3 EnteranewpasswordandthenEnter.See5.2LockingAccesstotheComputers.




4.3 Performing upgradesTheServSwitchWizardVGA(USB)unitisfullyupgradableviaflashupgrade.SuchupgradesrequireaWindows-basedcomputersystemtobelinkedviatheOPTIONSport.

Items required to perform an upgrade

• Optionalupgradecable(seeAppendixCforpin-outspecifications).

• AWindows-basedupgradecomputerwithanRS232serialport.

• ThelatestversionoftheKVMFirmwareUploaderandfirmwarefilesfortheServSwitchWizardVGA(USB)unit(availablefromBlackBoxTechnicalSupport—[email protected]).

To use the KVM Firmware Uploader utility

1 DownloadthelatestServSwitchWizardVGA(USB)unitKVMFirmwareUploaderfromBlackBoxTechnicalSupportandinstallitonaWindowsbasedupgradecomputerthatwillbeconnectedtotheServSwitchWizardVGA(USB)unit.Thefilesaresup-pliedasacompressedZIPfile.DecompresstheZIPfilewithanappropriatetoolsuchasWinZip(www.winzip.com)andcopyallcontainedfilestothesamefolderontheupgradecomputer.

2 Removethepowersupplyplugfromtherearpaneloftheunit.

3 ConnecttheserialportoftheupgradecomputertotheOPTIONSportontherearpaneloftheunitusingtheoptionalupgradecable.Thereisnoneedtoadjustthecomputer’sserialportsettingsastheapplicationwilldothisautomatically.

4 Whilepoweringonorwhenalreadypowered:PressandholdtheCOMPUTERandMODEbuttons(foruptotenseconds)untilthenumericindicatorshows’U’.

5 Fromthefoldercreated/usedinstep1,selecttheKVMUploaderfile/icontoruntheupgradeutility.TheKVMFirmwareUploaderdialogwillbedisplayed:

Figure4-1.KVMFirmwareUploaderutilityscreen.

6 ClicktheQuery UnitbuttontoconfirmthatcommunicationispossiblewiththeServSwitchWizardVGA(USB)unitandtoestablishitsfirmwaredetails.Ifsuccessful,the‘Unitconnected’fieldshouldshowthenameoftheServSwitchWizardVGA(USB)unitandthecurrentfirmwarewillalsobelisted.

IftheapplicationcannotcontacttheServSwitchWizardVGA(USB)unit,re-checktheconnectioncableandclicktheAdvanced...buttontocheckthatthecorrectserialportisbeingused.ChangetheserialportwithintheAdvanced...section,ifnecessary.




7 FromthemainKVMFirmwareUploaderdialog,clicktheBrowse...buttonandselecttheupgradefile:

VGAUSB_xxx.txt

where xxx is the firmware version.

Theupgradefiledetailswillbedisplayedwithinthedialog.

IMPORTANT: Check that the ‘Intended Target Units’ field matches the ‘Unit Connected’ field. If these fields do not match then you may have an incorrect upgrade file, check with Black Box Technical Support before proceeding. Check also that the ‘New firmware version’ is greater than the ‘Current firmware version’. See Figure 4-2.

Figure 4-2. KVMFirmwareUploaderutilityscreenwithupgradefileselected.

8 Tobegintheupgradeprocess,clicktheUpload Nowbutton.Theprogresswillbeshownwithinthedialog.Shouldyoudecidenottocontinuewiththeuploadatanystage,clicktheAbortbutton;responsetothisisusuallyimmediate,however,duringanerasecommand,theuploadwillnotbeaborteduntiltheeraseiscomplete(thismaytakeafewseconds).

9 Disconnectthepower.Whenthepowerisre-appliedtheServSwitchWizardVGA(USB)unitwilloperateusingthenewfirmware.

Issues to consider when performing flash upgrades

Theupgradeprogramrewritestheinternalfirmwarecode.Iftheupgradeprocessisinterruptedthentheunitwillhaveinvalidcodeandwillnotbeabletooperate.Itisthereforegoodpracticetoensurethattheupgradeprocessisalwaysfullycompleted.Apartialorfailedupgrademayberectifiedbyperforminganotherupgrade.

WARNING:RunningfaultyorpartiallyupgradedcodemayhaveunpredictableresultsandmaydamageyourServSwitchWizardVGA(USB)unitorcomputingequipment.

Check that the ‘Intended Target Units’ field matches the ‘Unit Connected’ field.

Check also that the ‘New firmware version’ is greater than the ‘Current firmware version’.



5. Operation

5.1 Selecting a computerTherearefourmainwaystoswitchthecommonperipheralstospecificcomputerchannels:

• Usingthefrontpanelcontrols(seebelow)

• Usinghotkeys

• Usingmousebuttonpresses

• Usingexternalswitchingcontrol(RS-232orinputlines)

5.1.1 Selecting a computer using the front panelThefrontpanelallowsyoutodeterminehowthevariousperipheralsareswitchedtooneormorecomputerchannels.

KVM SPK USB1 USB2MODE

MODE

MODE

MODE

MODE

Will switch all peripherals together

Will switch keyboard, video, mouse and speakers

Will switch only the keyboard, video and mouse

Will switch only the speakers

Will switch only USB peripheral 1

Will switch only USB peripheral 2

COMPUTER KVM

V1

SPK

V2

USB1

V3

USB2

V4

MODE Use this button to choose which peripherals will be switched

The KVM, SPK, USB1, and USB2 indicators show which peripherals are switched to the current computer channel OR (as you begin pressing the MODE button) the peripherals that will be switched during the next press(es) of the COMPUTER button.

Use this button to choose the next required computer

Indicates the number of the currently selected computer

Multiscreen models only - The V1 to V4 indicators show which video monitors are switched to the current computer channel.

Figure5-1.Frontpanelbuttonsandindicators.

To select a computer using the front panel

1 Optional:Ifyouneedtoselectivelyswitchsomeofyourperipherals,presstheMODEbuttonrepeatedlytochangetheswitch-ingmode:

Figure5-2.ChangingtheswitchingmodeusingtheMODEbutton.

Note: If an indicator flashes, it signifies that the respective peripheral is currently switched to another computer channel.

2 PresstheCOMPUTERbuttonrepeatedlytoselecttherequiredcomputerchannel.


Chapter 5: Operation


5.1.2 Selecting a computer using hotkeysUsinghotkeycombinations,youcanquicklyswitchthekeyboard,videomonitor(s),mouseandspeakersandUSBperipheralstoanycomputerchannel.

Therearetwomainswaystousehotkeys:StandardandAdditional.

To use standard hotkey press combinations

Thestandardhotkeypresscombinationsallowyoutochangechannelswiththeminimumofkeypresses:

1 SimultaneouslypressandholdCTRLandALT(orotherhotkeys,ifaltered).

2 WhilestillholdingCTRLandALT,pressthenumberkeyoftherequiredchanneladdress(ortheTABkey),thenreleaseallofthekeys.

Note: The numbers on your keyboard’s numeric keypad are not valid, use only the numeral keys above the QWERTY section.

Theports(KVM,audioand/orUSB)thatareswitchedusingthismethoddependupontheswitchingmodethatiscurrentlysetusingthefrontpanelbuttons.

Therangeofstandardhotkeycombinationsareasfollows:

Note:Ifyourhotkeyshavebeenchanged,substitutethemforCTRLandALTintheexamplesgivenhere.

CTRLALT 1 Selectschannel1




CTRLALT 0 Isolatestheuserconsolefromallchannels

CTRLALT TAB Selectsthenextchannel(seenotebelow)

Choosing which computers are accessed when using hot keys + tab

The computer channels that are visited when you use the hot keys + tab (or mouse buttons/autoscan) are determined by a setting within the Configuration menu:

1 Enter the Configuration menu (see Section 4.1 for details).

2 Press U and then press either:

7 to choose Cycle all ports, or

8 to choose Cycle only active ports

3 Press Enter to accept the setting and return to the main menu section.

4 Press E and then Enter to exit the menu and save changes.



To use additional hotkey press combinations

Inadditiontothestandardhotkeypresscombinations(shownleft),youcanalsoaddadditionalkeypressesinordertodeterminewhichperipheralsareswitched:

1 SimultaneouslypressandholdCTRLandALT.

2 Pressandreleaseacommandkey:

Ato switch all peripherals

Kto switch only the keyboard, video and mouse

Sto switch only the speakers

Uto switch only USB1 and USB2

3 Pressandreleasetherequiredchannelnumber(1to4usingonlythekeysabovetheQWERTYsection).

4 ReleaseCTRLandALT.

Theappropriateperipheralswillchangetothechosenchannel.

Note: Regardless of which peripherals were switched, the front panel indicators will continue to show the switching mode that was last determined using the front panel controls.

5.1.3 Selecting a computer using the mouse buttonsUsingthemousebuttons,youcanquicklyswitchthekeyboard,mouse,videomonitor(s),speakersand/orUSBperipheralstoanycomputerchannel.

Note: These procedures work only with three-button or IntelliMouse devices and only if the ‘Mouse Switching’ option has been enabled.

To select a computer using the mouse buttons

1 Holddownthemiddlebutton(orscrollwheel)ofthemouse.

2 Clicktheleftmousebuttontoincrementthechannelnumberorclicktherightmousebuttontodecrementthechannel.Whenthecorrectchannelisreached,releasethemiddlebutton.

Whenusingthismethodofswitching:

• Thecomputerchannelsthatarevisiteddependupontheconfigurationmenusetting(seenotebelow).

Choosing which computers are accessed when using mouse buttons

The computer channels that are visited when you use the mouse buttons (or hotkeys + tab/autoscan) are determined by a setting within the Configuration menu:

1 Enter the Configuration menu (see Section 4.1 for details).

2 Press U and then press either:

7 to choose Cycle all ports, or

8 to choose Cycle only active ports

3 Press Enter to accept the setting and return to the main menu section.

4 Press E and then Enter to exit the menu and save changes.

• Theports(KVM,audioand/orUSB)thatareswitchedusingthismethoddependupontheswitchingmodethatiscurrentlysetusingthefrontpanelbuttons.




5.2 Locking access to the computersWhenprivacyisrequired,youcanlockaccesstotheconnectedcomputersviatheunit.

To lock the unit

1 SimultaneouslypressandholdCTRLandALT(orotherhotkeys,ifaltered).

2 WhilestillholdingCTRLandALT,pressL.

ThedisplaywillshowP(providingavalidpasswordhasbeenpreviouslyset).Youwillnotbeabletoaccessanycomputersuntilthepasswordiscorrectlyentered.

To unlock the unit

• Whenprompted,enterthecorrectpasswordandpressEnter.

To set a new password



3 EnteranewpasswordandthenEnter.

Thepasswordisnotcasesensitiveandcanbeanycombinationofkeystrokes,includingthefunctionkeys,butexcludingtheNumLock,CapsLock,ScrollLockandEnterkeys.Ifyourkeyboardhasspecialmediakeys,thesealsocannotbeusedaspartofthepassword.

Whenyouhavetypedinyourpassword,pressEntertostoreit.Don’tworryifyoutypethepasswordincorrectly,youcanalwaysre-enterconfiguremodeandsetthepasswordagain.


To cancel the password



3 PressEntertoremovetheexistingpassword.


If you forget the password

Toclearanexistingpassword:ConnecttheOPTIONSportoftheunittotheserialportofacomputerandtransmitthetextclrpwdtotheunit.



5.3 AutoscanningWhenenabled,theautoscanmodeswitchesbetweentheconnectedcomputersinsequence.Thisisusefultoallowyoutosampleactivityamongtheconnectedcomputers.

Twoscanningmodesareavailable:

• Cycle all ports–Thismodevisits,inturn,toeachconnectedcomputer.Thismodeshouldbeusedwithcareduetothereasonsgiveninthewarningbelow.Toprepareforthisautoscanmode,chooseU 7withintheconfigurationmenu.

• Cycle only active ports–Onlycomputerportswhereanactivecomputerisdetectedwillbeviewed.Thismodeavoidsblankscreensfrombeingdisplayedandhelpstopreventtheviewingmonitorfromenteringapower-downstateoneveryscancycle.

Additionally,whenthismodeisselected,wheneveryouuseeitherthemousebuttonsorhotkeys+tabtochangechannels,onlycomputersthatareactivewillbevisited.Toprepareforthisautoscanmode,chooseU 8withintheconfigurationmenu.

WARNING: Many monitors are fitted with automatic power saving relays that switch off after a few seconds when connected to an inactive computer. If you are using such a monitor, do not use the ‘Cycle all ports’ mode. Continual switching on and off of the monitor’s relay will eventually damage the monitor.

Sevenautoscanperiodsareavailable(thetimespentviewingeachcomputer)rangingfrom2secondsto5minutes.Topreparetheautoscanperiod,chooseTandthen2to8withintheconfigurationmenu.

Tostartautoscanningmode,pressCTRL ALT Xonthekeyboard.

To select an autoscan mode


2 PressUandthenpresseither:

• 7tochooseCycle all ports,or

• 8tochooseCycle only active ports



Note: The setting of this option also affects which computers are visited when the channel is changed using the mouse buttons or hot key + tab.

To select an autoscan period


2 PressTandthenpresseither:

1tochooseAutoscan disabled,

2tochoose2 seconds,

3tochoose5 seconds,

4tochoose7 seconds,

5tochoose15 seconds,

6tochoose30 seconds,

7tochoose1 minute,or

8tochoose5 minutes.






To start autoscanning

• Onthekeyboard,pressCTRLALT X.

Notes:

During autoscanning, mouse switching, hot key + tab and interactivity with the computers are all disabled.

During autoscanning, only the KVM and speaker ports are switched to each visited computer channel, the two USB device ports remain connected to their currently selected channels.

To stop autoscanning

Youcanstoptheautoscanningprocessineitherofthefollowingways:

• PresstheCOMPUTERbuttononthefrontpanel,or

• Selectaspecificchannelusingthehotkeys+channelnumber.



Appendix A. What is True Emulation?TrueEmulationrepresentsasignificantbreakthroughinsharingUSBdevicesbetweentwoormorecomputersystems.Untilthispoint,theproblemhasbeenhowtocreateaUSBswitchthatprovidesallofthefollowing:

• Quick,transparentandreliableswitching,

• AccuraterepresentationoftheconnectedUSBkeyboardandmouse,

• SwitchingcontrolviatheconnectedUSBkeyboardand/ormouse.

ThedifficultyinachievingalloftheaboverequirementshasbeenduetothecomplexityoftheUSBstandard.Thishasledtovari-ousproblemsthathavespawnedanumberofpossiblesolutions.

A.1 Enumerated USB switchingTheearliestattemptstoswitchUSBdevicesappliedarelatively‘handsoff’approach.EnumeratedUSBswitchesaretheelectronicequivalentofthoseoldmechanicalKVMswitcheswithalargeknobonthefront.

EnumeratedswitchesaresocalledbecauseaconnectedUSBdevicewillberequiredtoperformafullinitiation(aprocesscalledEnumeration)everytimeitisswitched;justasifyouhadpulledouttheplugandthenreconnectedit.

EnumeratedswitchessimplypassallsignalsstraightthroughbetweentheUSBdeviceandthecomputer,theydonotattempttointerpretanydata.Formostdevices,thisoffersanadvantagebecausetheswitchjustleavesthemtogetonwiththeirjobswith-outanyinterferenceoranyhitonperformance.However,itmeansthataUSBkeyboardormousecannotbeusedtocontroltheswitchingprocess-aquickandsimplecontrolmethodexpectedbymostusers.Reliabilityofswitchingisalsoanissuethathasplaguedenumeratedswitches,especiallywhenusedwithcertainUSBdevicesandparticularoperatingsystems.

A.2 Emulated USB switchingTheissueswithinterpretingthecomplexUSBdatastreamsandrecreating(orEmulating)theidentityofattachedUSBdeviceswereeventuallysolved,leadingtothecreationoftheEmulatedUSBswitch.

AneatsideeffectofthetechniqueusedisthateachcomputercanbefooledintothinkingthattheUSBdeviceispermanentlyconnectedtoit,evenwhenthedeviceisswitchedtoanothercomputer.ThismeansthattheenumerationprocessfortheUSBdevicetakesplaceonlyonce,duringthefirstpoweron.Afterthat,acomputermerelyseesadormantversionoftheUSBdevicewheneverthedeviceisactuallyconnectedtoadifferentcomputer.

However,itremainsacomplextasktodynamicallyassumetheidentityofaUSBdevice,distributeitamongtheconnectedcom-putersandmaintainallofthenecessarysignals,statesandprocesses.Therefore,manufacturershavepreviouslyrelieduponafixedkeyboardandmouseprofilethatisdeclaredtoeachcomputer,regardlessoftheactualconnecteddevices.Thisprecludedtheuseofanyspecialkeyboardormousefeaturesoverandabovethestandardlayouts.

A.3 True Emulation MindfulofthelimitationsassociatedwiththepreviousUSBswitchingtechniques,wesetaboutcreatingamoreeffectiveandele-gantsolution.Afteragreatdealofresearchanddevelopment,True Emulationistheresult.

TrueEmulationallowsthecompleteidentityofthekeyboardandmousetobecopiedandthenpresentedtoalloftheconnectedcomputers.Thismeansthatanykeyboardofferingspecialistfunctionkeysoranymousewithextrafeatureswillbefullysupportedateachcomputer.Aswiththepreviousemulationmethod,theunselectedcomputerswillcontinuetoseetheidentitiesofthekeyboardandmouse,whichmeansthatnoenumerationisnecessarywhentheirlinkbecomesactiveonceagain.Thisnotonlyhelpstospeeduptherateofreconnection,butalsoraisesthereliabilityofswitchingbecauseUSBlinksareattheirmostvulnera-bleduringtheenumerationprocess.

TrueEmulationreliesuponahighspeedcircuit,calledanEmulationEngine,tofullyemulatetheUSBdeviceidentitiesandalsointerpretkeyboardandmousedatastreams.TheresultisfullsupportforKVMswitchingcontrolviahotkeypressesorthethirdbutton/scrollwheelofamouse.


Appendices


TrueEmulationisnotnecessarilyrequiredbyotherUSBdevices,whichiswhyyouwillalsofindtwoenumeratedcircuitsincluded(showningreenwithintheblockdiagram)alongsidetheTrueEmulationfeature(showninblue).ThisallowsthoseotherUSBdevicestooperateattheirhighestspeeds,withoutanyintervention.TheenumeratedcircuitsbenefitgreatlyfromtheUSBHubsthatarejointlyusedwiththeTrueEmulationsystem.Becausetheyinterfacedirectlyandpermanentlywitheachcomputer,theyhelptostabilizethedormantlinks,makingerrorsduringenumerationmuchlesslikely.

ThedualswitchingarrangementprovidesfurtherflexibilitybecausetheTrueEmulationandenumeratedsectionscanbeswitchedinunisonorindependentlyofeachother,asrequired.Thus,yourvariousperipheralscanoperatewithdifferentcomputersatthesametime.

HOSTCONTROLLER

USBKEYBOARD

OTHER USBDEVICE

USBMOUSE

USBHUB

PC1

PC2

PC3

PC4

USBHUB

USBHUB

USBHUB

EMULATIONENGINE

FigureA-1.TrueEmulationfunctionalblockdiagram.Theemulatedsectionoftheswitchisshowninblueandhandlesonlythekeyboardandmouse.ThegreenenumeratedsectionoftheswitchhandlesotherUSBdevices

andalsousestheUSBhubstolinkwiththecomputers.



Appendix B. Default EDID video modesThefollowingdigitalvideomodesaredefinedwithinthedefaultEDIDinformationheldbytheServSwitchWizardVGA(USB)units.ThisinformationisusedonlyifnonewEDIDinformationismadeavailablebytheattachedvideomonitor(s).TheServSwitchWizardVGA(USB)unitssupportvideoresolutionsandrefreshratesinexcessofthoselistedhere.

1024x768pat60Hz Native/preferredtiming

720x400pat70Hz IBMVGA

720x400pat88Hz IBMXGA2

640x480pat60Hz IBMVGA

640x480pat67Hz AppleMacII

640x480pat72Hz VESA

640x480pat75Hz VESA

800x600pat56Hz VESA

800x600pat60Hz VESA

800x600pat72Hz VESA

800x600pat75Hz VESA


1024x768iat87Hz IBM

1024x768pat60Hz VESA





1600x1200pat60Hz VESASTD



1360x768pat60Hz





Appendices


Appendix C. Cable pin-outsTheOPTIONSportusesa10p10csocketwhichcanaccommodateboth10p10cconnectorsaswellasthemuchmorecommon8p8cconnectors,whichareusedonEthernetleadsandpatchcables.Thepin-outsarelistedinthissectionforbothtypesofcon-nector.

6 3TXD RXD

2 2GND GND

Serial remote control and flash upgrade cable (8p8c)

8p8c connector

D-Type female 9 way

Multi-head synchronization cable (8p8c)

MASTER end8p8c connector

SLAVE end8p8c connector

6 2TXD RXD

3

2

3

5

RXD

GND

TXD

GND

Serial remote control and flash upgrade cable (10p10c)

10p10c connector

D-Type female 9 way

7 2TXD RXD

4

3

3

5

RXD

GND

TXD

GND

7 4TXD RXD

3 3GND GND

Multi-head synchronization cable (10p10c)

MASTER end10p10c connector

SLAVE end10p10c connector



Appendix D. Safety information• Foruseindry,oilfreeindoorenvironmentsonly.

• BoththeServSwitchWizardVGA(USB)unitanditspowersupplygenerateheatwheninoperationandwillbecomewarmtothetouch.Donotenclosethemorplacethemlocationswhereaircannotcirculatetocooltheequipment.Donotoperatetheequipmentinambienttemperaturesexceeding40degreesCentigrade.Donotplacetheproductsincontactwithequipmentwhosesurfacetemperatureexceeds40degreesCentigrade.

• Warning-livepartscontainedwithinpoweradapter.

• Nouserserviceablepartswithinpoweradapter-donotdismantle.

• Plugthepoweradapterintoasocketoutletclosetothemodulethatitispowering.

• Replacethepoweradapterwithamanufacturerapprovedtypeonly.

• Donotusethepoweradapterifthepoweradaptercasebecomesdamaged,crackedorbrokenorifyoususpectthatitisnotoperatingproperly.

• IfyouuseapowerextensioncordwiththeServSwitchWizardVGA(USB)unit,makesurethetotalampereratingofthedevic-espluggedintotheextensioncorddoesnotexceedthecord’sampererating.Also,makesurethatthetotalampereratingofallthedevicespluggedintothewalloutletdoesnotexceedthewalloutlet’sampererating.

• DonotattempttoservicetheServSwitchWizardVGA(USB)unityourself.


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