Technical Product Specification

Intel® Server Board S1400SP TPS On-board Connector/Header Overview
Revision 2.1 Intel order number G64248-003
87
Table 33. SSI 4-pin Fan Header Pin-out
Pin Signal Name Type Description
1 Ground GND Ground is the power supply ground
2 12V Power Power supply 12 V
3 Fan Tach In FAN_TACH signal is connected to the BMC to monitor the fan speed
4 Fan PWM Out FAN_PWM signal to control fan speed
Table 34. 10-pin Fan Header Pin-out
SYS_FAN 1 SYS_FAN 2 SYS_FAN 3
Signal Description Pin# Signal Description Pin# Signal Description Pin#
FAN_TACH1_IN 1 FAN_TACH3_IN 1 FAN_TACH5_IN 1
FAN_PWM_OUT_SYS1 2 FAN_PWM_OUT_SYS2 2 FAN_PWM_OUT_SYS3 2
P12V_SYS_FAN12 3 P12V_SYS_FAN12 3 P12V_SYS_FAN34 3
P12V_SYS_FAN12 4 P12V_SYS_FAN12 4 P12V_SYS_FAN34 4
FAN_TACH0_IN 5 FAN_TACH2_IN 5 FAN_TACH4_IN 5
GROUND 6 GROUND 6 GROUND 6
GROUND 7 GROUND 7 GROUND 7
FAN_SYS1_PRSNT_BAT_N 8 FAN_SYS2_PRSNT_BAT_N 8 FAN_SYS3_PRSNT_BAT_N 8
LED_FAN_FAULT0_R 9 LED_FAN_FAULT1_R 9 LED_FAN_FAULT2_R 9
LED_FAN0 10 LED_FAN1 10 LED_FAN2 10
SYS_FAN 4 SYS_FAN 5
Signal Description Pin# Signal Description
FAN_TACH7_IN 1 FAN_TACH9_IN 1
FAN_PWM_OUT_SYS4 2 FAN_PWM_OUT_SYS5 2
P12V_SYS_FAN34 3 P12V_SYS_FAN5 3
P12V_SYS_FAN34 4 P12V_SYS_FAN5 4
FAN_TACH6_IN 5 FAN_TACH8_IN 5
GROUND 6 GROUND 6
GROUND 7 GROUND 7
FAN_SYS4_PRSNT_BAT_N 8 FAN_SYS5_PRSNT_BAT_N 8
LED_FAN_FAULT3_R 9 LED_FAN_FAULT4_R 9
LED_FAN3 10 LED_FAN4 10
8.6 Serial Port Connector
The server board includes two serial port connectors. Serial-A is an external RJ45 type
connector and has the following pin-out configuration.
Table 35. Serial A Connector Pin-out
Signal Description Pin#
RTS 1
DTR 2
SOUT 3
GROUND 4
RI 5
SIN 6
DSR 7
CTS 8