Chenbro RM23712 - Figure 36. 12 G Mini SAS HD 12 Port Backplane - Rear View; Table 44.Connector Pin-Out - Mini SAS HD Backplane

RM23712 TPS
58
Figure 36. 12G Mini SAS HD 12 Port Backplane – rear view
Label
Description
A
Power connector
B
SAS/SATA Ports 0-3 Mini-SAS HD cable connector
C
I2C connector
A – Power Connector – The backplane includes a 2x4 connector supplying power to the backplane.
Power is routed to the backplane via a power cable harness from the Power Supply Modules.
B – Multi-port Mini-SAS Cable Connector – The backplane includes one multi-port mini-SAS cable
connector providing data signals for four SAS/SATA drives on the backplane. A cable can be routed
from matching connectors on the server board or add-in SAS/SATA RAID cards.
C – I2C Cable Connector – The backplane includes a 1x3 cable connector used as a management
interface to the server board.
Table 44.Connector Pin-out – Mini SAS HD Backplane
Connector
Pin Number
Pin Definition
Input/output
Description
Drawing
Power
Connector
(JP01&JP02)
1
GND
Power Output
Power GND
2
GND
Power Output
Power GND
3
GND
Power Output
Power GND
4
GND
Power Output
Power GND
5
+12V
Power Output
Power +12V
6
+12V
Power Output
Power +12V
7
+12V
Power Output
Power +12V
8
+12V
Power Output
Power +12V
Fan
Connector
(JF2~JF5)
1
GND
Power Output
Power GND
2
+12V
Power Output
Power +12V
3
TACHO
Input
FAN Sensor
signal
4
PWM
Output
FAN PWM signal
Power FAIL
ALARM
Connector
(JC7)
1
GND
Power Output
Power GND
2
PSU Alarm
Input
Fail signal Input
A
B
B
C
A
A
C
B
B