1. backplane photo
TRANSCRIPT
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1. Backplane photo
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Mini SAS HD 2U 8Bay 2.5"BACKPLANE
1. PCB dimension : 139.5(L)x78(W)x1.6(T)mm – 4 layer
2. Drive interface : SAS / SATAIII, backward compatible
3. Mini SAS HD (8643) Connector : 2
4. SAS/SATA(29PIN) Connector : 8
5. DC POWER SUPPLY: 2
6. HDDACCESS SIGNALDETECTING :AUTO(A) USE SAS HDD(B) USE SATAHDD
7. HDD POWER /ACCESS / FAILLED : 8(A) WHEN HDD INSERT----ACTIVE (GREEN)(B) WHEN HDD R/W ---- FLASH (GREEN)(C) WHEN HDD FAIL----ACTIVE (RED)
8. SGPIO FAILLED (RED) SETTING : BYSwitch (SW2-1)(A) ENABLE : Switch ON(B) DISABLE : Switch OFF
1. Product specification
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9. SGPIOACTLED (GREEN) SETTING : BYSwitch (SW2-2)(A) ENABLE : Switch ON(B) DISABLE : Switch OFF
10. Power current abnormal protection : AUTO
11. FAN DETECT: PWMTYPE : 2(A) RPM = 30%≦25℃(B) RPM = 100% = 45℃ or 55℃
12. FAN Detect Setting :(A) 45℃ : CN6 open(B) 55℃ : CN6 Short with jumper
13.TEMPERATURE DETECT:ON BOARD SENSOR : 2 (RT1 , RT2)(A) Setting fail =45℃ mode * 48℃-alarm, 44℃-reset(B) Setting fail =55℃ mode * 58℃-alarm, 54℃-reset
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14. SIGNALOUTPUT:(A) FAN FAILLED
* WHEN FAN FAIL---- FAILRED LEDACTIVE
(B)TEMPERATURE FAILLED* WHENTEMPERATURE FAIL
---- FAILRED LEDACTIVE
(C)ALARM RESET* KEEPFAILRED LED
15.ALARM BUZZER :(A) FAN FAIL----B----B----B----B(B)TEMPERATURE FAIL----BB----BB----BB----BB
16. 2U 8Bay extends to 2U 16Bay, 2U 24Bay :Connect CN05 on one board to CN04 on the other board.
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3. PCB dimension
PCB thickness : 1.6mm
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AB
C D
F
G HI KJ
LE
4. Function description
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NM
4. Function description
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A =CN01 → DC POWER CONNECTOR
B =CN02 → DC POWER CONNECTOR
C=CN04 : enable Mute function → connect to previous or next backplane
C
4. Function description
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D=CN05 : enable Mute function → connect to previous or next backplane
E=CN06:Open → setting 45℃, short by jumper → setting 55℃
4. Function description
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FG
=JF1 → FAN1
=JF2 → FAN2
F
G
4. Function description
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H=MS1 →Mini SAS HD CONNECTOR
I =MS2 → Mini SAS HD CONNECTOR
4. Function description
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ON
1 2
J =SW2
1 SGPIO FAILIndicator (RED LED)
2 SGPIOACTIndicator (GREEN LED)
K =SW1 → FAN CONTROL
1 : FAN 1ON Enable→
OFF Disable→
ON Enable→
OFF Disable→
ON Enable→
OFF Disable→
ON Enable→
OFF Disable→
2 : FAN 2
J K
ON
1 2
4. Function description
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L=SW3 → Pin 1 : Fan+Temp+Pin 3 :
Mute+
Pin7 : NA
Pin 5 :
:Pin 7
Pin 2 : Fan-Temp-Pin 4 :
Mute-Pin 6 :
4. Function description
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MN
=RT1 → TEMPERATURE SENSOR
=RT2 → TEMPERATURE SENSOR
M N
4. Function description