18
Installing the Motherboard
CASE: Chassis Intrusion Detect Header
Short Chassis cover is removed
Open Chassis cover is closed
This detects if the chassis cover has been removed. This function needs a chassis
equipped with instrusion detection switch and needs to be enabled in BIOS.
Pin 1-2 Function
SPDIFO: SPDIF out header
This is an optional header that provides an SPDIFO (Sony/Philips Digital Interface)
output to digital multimedia device through optical fiber or coaxial connector.
1 SPDIFOUT
2 VCC
3 KEY
4 GND
Pin Signal Name
ME_UNLOCK: ME Unlock Header
Short Unlock
Open Lock
Pin 1-2 Function
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