
Chenbro RM21706 / 6-Port
SATA2/SAS Backplane User’s Manual
http://www.chenbro.com
4
Pin Assignment
[FAN1 / FAN2 / FAN3 / FAN4]
Pin Def.
1 GND
2 +12V
3 Sensor
[J11 / J8]
Pin Def.
1 +12V
2 GND
3 GND
4 +5V
[SW1 (1,2,3,4)]
DIP4 (FAN1)
Monitoring
DIP5 (FAN2)
Monitoring
DIP6 (FAN3)
Monitoring
DIP7 (FAN4)
Monitoring
ON Enable Enable Enable Enable
OFF Disable Disable Disable Disable
[SW1 (5)]
DIP Function ON OFF
5 Monitoring Temperature Setting 55 DegC* 65 DegC
Note: SW1(6) is N/C.
[J12]
Pin Def Output
1 LED(+)
2 LED(-)
FAN Fail LED
3 LED(+)
4 LED(-)
Power/Temp Fail LED
5 (+)
6 (-)
External Global Fail Mute
(Reserved)
7 GND
8 KEY
N/A
FAN Connector
Power Connector
Failure LED
Output
Function Switch
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