Connectors

Intel® Server Board Set SE8500HW4

7.8.33-pin Chassis Intrusion

Table 31. 3-pin Chassis Intrusion Pinout

PinSignal

1Intrusion event

2GND

3Intrusion button attached

7.8.4I2C POST Code Headers

The Mainboard has a 5-pin header (with the fourth pin removed) for an I2C POST-code card. The I2C signals are from the SMB bus in the ICH5. The data and clock signals are pulled up to 3.3Vstby.

Table 32. 5-pin I2C POST Code Header Pinout

Pin

Signal

1

12 V Standby

 

 

2

SMBDATA

 

 

3

SMBCLK

 

 

4

NC – pin removed

 

 

5

Ground

 

 

56

Revision 1.0

 

Intel order number D22893-001