Chenbro Storage Chassis
8-Port 12Gbps Mini-SAS HD Backplane User Manual
8
Power fail mute connector: JM1
The connector is used to transfer mute signal from backplane to PSU. It provides mute function when PSU is
fail at front LED panel.
PIN-Number
PIN-Define
Drawing
1
Mute (-)
2
Mute (+)
Front LED board connector: CN3
The backplane provides front
LED board connector
for fail LED indicator and mute switch at front LED
board.
PIN-Number
PIN-Define
Drawing
1
Fail LED (+)
2
Fail LED (-)
3
Key Pin
4
NC
5
Mute SW (+)
6
Mute SW (-)
I
2
C Connector: JC1
It’s used to link with motherboard BMC and backplane will provide monitoring information to BMC.
PIN-Number
PIN-Define
Drawing
1
SDA
2
GND
3
SCL
4
+5V
