technical manual resoundviking analogue super power...

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Phone: + 45 45 75 23 16 • E-mail: [email protected]

Technical ManualReSoundVIKING Analogue

Super Power BTE

Doc. No. 0070370 rev. C

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Subject Page

Description ..................................................................................................... 3 Typical performance data IEC 60118-7/ANSI (2cc coupler) ........................ 4-6 Part lists ...................................................................................................... 7-8 Diagram.......................................................................................................... 9 Unlock housing............................................................................................. 10 Amplifi er ........................................................................................................11 Microphone complete ................................................................................... 12 Receiver complete ....................................................................................... 13 Replacement of batt. springs & audio board ................................................ 14 Removal of AI cover ..................................................................................... 15 Replacement of switch ................................................................................. 16 Replacement of volume control.................................................................... 17 Replacement of telecoil ................................................................................ 18 Trimmers ...................................................................................................... 19 Test............................................................................................................... 20

Table of contents

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Description

ReSound Viking is a compact and modern designed analogue super power BTE that delivers truly super power performance.ReSound Viking is an ideal solution for severe to profound hearing loss and designed to deliver a powerful, low - frequencyamplifi cation to users who heavily depends on their hearing aids.

Key Features :• 100% new designed Analog Super Power BTE.• True Super Power performance High reability.• Compact, modern construction.• M-MT-T switch.• Direct Audio Input (DAI).• Volume control wheel.• P-trimmer.• H-trimmer.• L-trimmer.• Telecoil.• On/off function in battery chamber.• Build-in battery lock in battery door.• Audio-shoe for FM-systems and other direct audio input.• Cross / Bi-Cross option.• Adult hook with fi lter.• Spectacle adaptor.

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Typical performance data - IEC 118-7

Data in accordance with IEC 118-7. All sound pressure levels (dB SPL) refer to 20 μPa.Unless otherwise is stated, data are based on a battery voltage of 1.35 V and impedance of 5 Ohm.

Tolerance Unit

Maximum output (90 dB SPL input) Max. 142 +/- 3 dB SPL

1600 Hz 130 +/- 3 dB SPL

Maximum gain (50 dB SPL input) Max. 81 +/- 5 dB

1600 Hz 70 +/- 5 dB

Frequency range 130-4800 Hz

Equivalent input Noise 31 Max. 29 dB SPL

Total harmonic distortion at 500 Hzat 800 Hzat 1600 Hz

3.50.61.2

Max. 8%Max. 5%Max. 5%

% % %

Telecoil sensitivity (10 mA/m input)Telecoil sensitivity

Max.1600 Hz

133121

+/- 5 +/- 5

dB SPL dB SPL

Current drain 2.8 +20% mA

Typical battery life time Battery type 675 225 hrs

Reference test gain (60 dB SPL input) 55 +/- 5 dB

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Typical performance data - ANSI

Data in accordance with ANSI S3.22-1996. All sound pressure levels (dB SPL) refer to 20 μPa.Unless otherwise is stated, data are based on a battery voltage of 1.35 V and impedance of 5 Ohm.

Tolerance UnitMaximum output (90 dB SPL input) Max. 142 +/- 3 dB SPL

HFA 134 +/- 3 dB SPLMaximum gain (50 dB SPL input) Max. 81 +/- 5 dB

HFA 74 +/- 5 dBFrequency range 130-4800 HzEquivalent input Noise 25 Max. 29 dB SPL Total harmonic distortion at 500 Hz

at 800 Hzat 1600 Hz

3.0 0.6 0,9

Max. 8%Max. 5%Max. 5%

%%%

Telecoil sensitivity (1 mA/m input)Telecoil sensitivity (10 mA/m input)

Max.HFA

133 132

+/- 5+/- 5

dB SPLdB SPL

Current drain 7.8 +20% mATypical battery life time Battery type 675 81 hrsReference test gain (60 dB SPL input) 57 +/- 5 dB

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100 1000 10000

Max. Output OSPL90 (2cc coupler) Ref. Response 60dB (2cc coupler)150

140

130

120

110

100

90 100 1000 10000

50 60 70

40 30 20 10

0

80 90

VC Max.

VC Min.

VC Max.

VC Min.

P control

Full-on Gain 50dB (2cc coupler)

100 1000 10000

L-C

OSPL90

H-C

100 110 120

90 80 70 60

130 140

Typical performance data- IEC 118-7

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Part listItem Part No.

Microphone complete 15284100

Microphone 33m 15240900

Mic. Wire ESW 7x32μ, amber 17 mm 15129717

Mic. Wire ESW 7x32μ, green 16 mm 15129816

Mic. Wire ESW 7x32μ, red 15 mm 15129615

Mic suspension 15297000

Rec. complete (in box) 15282300

Amplifi er complete 15339100

Audio input PCB 15297100

Volume Control 15360700

VC nut 15341000

Silicon VC cover 15282900

VC plate 15283000

Coating KR112, 10 ml 9500-719

Vaseline coating 15255600

Test ring 15472600

Red laquer 1906-101

Item Part No.

Telecoil 15134700

Battery spring ( - ) All 155 0304-949

Battery spring ( + ) 15283900

Coating EGC-1700, 100ml 15290401

Rubber glue 1901-061

Angle chassis 15283800

Switch screw 0001-089

Switch M-MT-T 15360600

Printed trimmer panel 15283200

Trimmer - L 8026-199

Trimmer - H 8026-209

Trimmer - P 8026-219

Accessories : Part No.

Adult hook w. fi lter 15418400

Adult hook w/o fi lter 15353200

Baby hook w. fi lter 15427800

Baby hook w/o fi lter 15350900

Spectacle adapter w. fi lter 15508500

Spectacle adapter w/o fi lter 15508400

Filter 70930834

VC cover 15427400

Audioshoe FM 15349000

Audioshoe CROSS/BICROS 15393000Plastic screwdriver 8090-369

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Item Part No.

Beige colour :

Housing complete 15449900

Printed Front Housing 15283400

Back Housing 15339400

PC Cover (Blue Printing, 10 pcs.) 15450600

PC Cover (Red Printing, 10 pcs.) 15450700

Batt. door, Audioshoe 15450900

Battery chamber mounted 15339800

Plastic bolt 15284000

Part list

Housing part list HI complete Item Part No.

Beige 15282200

FM CROSS/BICROS

With Trimmer Without Trimmer

Item Part No.

BIcross Device 15428200

Item Part No.

Dummy Device 15427900

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Diagram

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Unlock housing

1. A pair of plastic bolts holdson to the battery door.

2. Use a tweezer to seperate the screws and pull them out. Then it’s possible to remove the door.

3. Gently pull the two housing parts from each other.

Plastic bolts p/n 15284000

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SCREW

D BC

(-) spring

Angle ChassisSW

MIC

GreenAmber

REC

Amber Green

PC board

SW

Amplifi er

Input board

(+) spring

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1. Solder wires on the microphone.Brush EGC-1700 coat on the solder points.

2. Put the mic. into the suspension. 3. Microphone complete p/n 15284100.

4. Solder the microphone wires on the amplifi er as shown.

Red wire 14 mm p/n 15129614Green wire 15 mm p/n 15129815Amber wire 16 mm p/n 15129716

Microphone complete

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Receiver complete

Ordering a new receiver, you get a receiver complete in box. Receiver complete p/n 15282300.

Solder the rec. wires on the amplifi er as shown.

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Replacement of batt. springs & audio board

1. Remove the solder material from (-) spring.

2. Turn the amplifi er on the other side and remove the solder material from (+) & (-) battery springs.

3. Gently pull out the batt. springs from the amplifi er.

(+) spring

(-) spring

Replacing the audio boardunsolder the 3 points and remove the board. Placethe new board in chassisand solder.

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Removal of AI cover

For removing the AI cover, use a scalpel and cut carefully around the cover.

Use a tweezer or a small screwdriverto fl ip out the cover.

The Audio Input is now ready for use.

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Replacement of switch

4. Gently bend the legs down to the solder points and nip off the ends, then solder.

3. Bend the legs as shown and screw the switch back on the chassis.

EC

2. Cut the legs off the new switch as shown.

A DB FG

1. Remove soldermaterial from the switch solderpoints & remove the screw. Then pull out the switch.

5. Fix the screw with red laquer.

D

BC

SW

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Replacement of volume control

1. Suck off the solder material and push the VC out.

2. Take the new VC parts and put them together.

3. The VC is ready to be fi tted on the amplifi er. Screw on the nut and sol-der the two pins.

4. Fix the nut with red laquer.

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Replacement of telecoil

1. Unsolder the two telecoil wires and remove the glue fi xing the coil.Pull it gently out.

2. Replace the new coil inside the ampli-fi er and solder.

Telecoil p/n 15134700

Red

Green

Coil

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Trimmers

VC nut

VC plateSilicone VC cover

Printedtrimmer panel

PC boardSide B

PC boardSide A

LGrey

PBlue

HGreen

Preampboard

Powerboard

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Test

When testing the instrument a test ringis needed to stabilize the instrument.Place the test ring on the tube.

Push up the test ring to fi x the tube on the hook.

Place the instrument and 2cc coupler in the test chamber.

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