TYAN S7055 - Page 24

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24
J41: Chassis Intrusion Header
Pin 1 2
Open
Signal
INTRUSION
switch
INTRUSION
switch (GND)
Short (Default)
Open: Use this header to trigger the system
chassis intrusion alarm.
Short: Use this header to disable the system
chassis intrusion alarm.
J26: Front Fan Connector (Reserved for Barebone Fan Board)
Signal Pin Pin Signal
SYSFAN TACH1 1 2 SYSFAN TACH6
SYSFAN TACH2 3 4 SYSFAN TACH7
SYSFAN TACH3 5 6 SYSFAN TACH8
SYSFAN TACH4 7 8 SYSFAN TACH9
SYSFAN TACH5 9 10 SYSFAN TACH10
GND 11 12 KEY
SYSFAN PWM2 13 14 SYSFAN PWM1
SYSFAN TACH11 15 16 SMB DATA
SYSFAN TACH12 17 18 SMB CLK
VCC 19 20 SYSFAN PWM2
J22: IPMB Connector
Signal Pin Pin Signal
BMC SMB DATA 1 2 GND
BMC SMB CLK 3 4 NC
J58: PSMI Connector
Pin 1 2 3 4 5
Signal
PSMI
Clock
PSMI
Data
PSMI
Alert#
GND
3.3V
Standby
(option)
J52: LAN3 LED Header
Pin 1 2
Signal LAN3LED+ LAN3LED-