Table 20. Mid-Plane Fan Header Pin-Outs; Table 21. Mid-Plane Power Connector Pin-Out - Intel SR1500 - AXXMINIDIMM DDR-2 RAID Controller Cache Memory Manual

Intel® Server System SR1550AL
J2B1 - FAN_1
PIN SIGNAL NAME
1 FAN_TACH5
2 FAN_PWM_CPU1
3 P12V
4 P12V
5 FAN_TACH1_H7
6 GND
7 GND
8 FAN_PRSNT1_N
9 LED_FAN1_FAULT
10 LED_FAN1
J2B2 - FAN_2
PIN SIGNAL NAME
1 FAN_TACH6
2 FAN_PWM_CPU1
3 P12V
4 P12V
5 FAN_TACH2_H7
6 GND
7 GND
8 FAN_PRSNT2_N
9 LED_FAN2_FAULT
10 LED_FAN2
Revision – 1.3

Table 20. Mid-Plane Fan Header Pin-Outs

J2B3 - FAN_3
PIN SIGNAL NAME
1 FAN_TACH7
2 FAN_PWM_CPU2
3 P12V
4 P12V
5 FAN_TACH3_H7
6 GND
7 GND
8 FAN_PRSNT3_N
9 LED_FAN3_FAULT
10 LED_FAN3
J3B1 - FAN_4
PIN SIGNAL NAME
1 FAN_TACH8
2 FAN_PWM_CPU2
3 P12V
4 P12V
5 FAN_TACH4_H7
6 GND
7 GND
8 FAN_PRSNT4_N
9 LED_FAN4_FAULT
10 LED_FAN4

Table 21. Mid-Plane Power Connector Pin-Out

PIN
1 GND
2 GND
3 P5V
4 P3V3
5 GND
6 P12V
7 P12V
8 P12V
9 P12V
10 P5V_STBY
Intel order number D31982-006
PIN
1
2
3
4
5
6
7
8
9
10
PIN
1
2
3
4
5
6
7
8
9
10
Signal Description
System Board Interconnects
J7B1 - FAN_5
SIGNAL NAME
FAN_TACH10
FAN_PWM3
P12V
P12V
FAN_TACH9
GND
GND
FAN_PRSNT5_N
LED_FAN5_FAULT
LED_FAN5
J7B2 - FAN_6
SIGNAL NAME
UNUSED
FAN_PWM3
P12V
P12V
FAN_TACH10
GND
GND
FAN_PRSNT6_N
LED_FAN6_FAULT
LED_FAN6
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