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16
Chapter 3. Hardware Specification
RSC-3M User Manual
3�2�2 Connector and Jumper
Power Connector (JPWR2)
Pin
Description
Pin
Description
8
+12V
1
GND
9
+12V
2
GND
10
+12V
3
GND
11
+12V
4
GND
12
+12V
5
GND
13
+5VSTBY
6
GND
14
MCU_PG_1
7
PS_ON#
FAN Connector (JFAN1)
Pin
Description
1
GND
2
+12V
3
TACH
4
PWM
Console for Expander (JEXP_UART1)
Pin
Description
Pin
Description
2
DBG_SIRXD
1
SM_SIRXD
4
GND
3
GND
6
DBG_SITXD
5
SM_SITXD
I2C (JI2C2, JI2C3, JI2C4)
Pin
Description
1
GND
2
SCL
3
SDA
4
N/A
Cascade (JEXP2)
Pin
Description
Pin
Description
2
E2E_SCL
1
E2E_SCL
4
E2E_SDA
3
E2E_SDA
6
GND
5
GND
8
PEER_MATE_N
7
GND
10
GND
9
GND
12
LB_AB0
11
LB_BA0
14
LB_AB1
13
LB_BA1