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12. Chassis Intrusion header
The Chassis Intrusion header allows you to connect a intrusion sensor or microswitch
for the chassis intrusion detection feature. When you remove any chassis component,
the sensor or microswitch triggers and sends a high level signal and records a chassis
intrusion event.
CHASSIS
13. Clear CMOS header
The Clear CMOS header allows you to clear the Real Time Clock (RTC) RAM in
the CMOS, which contains the date, time, system passwords, and system setup
parameters.
CLRTC
To erase the RTC RAM:
1.
Turn OFF the computer and unplug the power cord.
2.
Short-circuit pin 1-2 with a metal object or jumper cap for about 5-10 seconds.
3.
Plug the power cord and turn ON the computer.
4.
Hold down the <Del> key during the boot process and enter BIOS setup to re-
enter data.
CAUTION! DO NOT short-circuit the pins except when clearing the RTC RAM. Short-circuiting or
placing a jumper cap will cause system boot failure!
14. COM Port connector
The COM (Serial) Port connector allows you to connect a COM port module. Connect
the COM port module cable to this connector, then install the module to a slot opening
on the system chassis.
COM
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