Intel SE8500HW4 User Manual
Page 68
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Connectors
Intel® Server Board Set SE8500HW4
Revision
1.0
Intel order number D22893-001
56
7.8.3
3-pin Chassis Intrusion
Table 31. 3-pin Chassis Intrusion Pinout
Pin
Signal
1 Intrusion
event
2 GND
3
Intrusion button attached
7.8.4 I
2
C POST Code Headers
The Mainboard has a 5-pin header (with the fourth pin removed) for an I
2
C POST-code card.
The I
2
C signals are from the SMB bus in the ICH5. The data and clock signals are pulled up to
3.3V
stby
.
Table 32. 5-pin I
2
C POST Code Header Pinout
Pin
Signal
1
12 V Standby
2 SMBDATA
3 SMBCLK
4
NC – pin removed
5 Ground
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