Owner's Manual

30
Chassis Intrusion Header This motherboard supports
(2-pin CI1)
CASE OPEN detection feature
(see p.14, No. 25)
that detects if the chassis cover
has been removed. This feature
requires a chassis with chassis
intrusion detection design.
1
Signal
GND
Serial port Header This COM1 header supports a
(9-pin COM1)
serial port module.
(see p.14, No. 20)