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FRB Timer Enable Jumper
The jumper at pins 5, 6, and 7 controls the FRB timers. See page 79.
Procedure to disable FRB timer:
1. See "General Procedure to Change Jumper Setting" on page 109.
2. Move the recovery boot jumper from pins 5 and 6 to pins 6 and 7.
3. Reinstall the side cover for your safety, and connect the power cord to the system.
4. Turn the system on, and wait for POST to complete.
5. Run the SSU to configure the system. See Chapter 3.
Chassis Intrusion Detection Jumper
The chassis contains an alarm switch that sends a notification signal to the server management
software if a cover is removed. The jumper at pins 9, 10, and 11 controls whether this alarm
feature is enabled or disabled.
Procedure to disable (bypass) the chassis intrusion switch:
1. See "General Procedure to Change Jumper Setting" on page 109.
2. Move the chassis intrusion detection jumper from pins 9 and 10 to pins 10 and 11 to disable
the alarm switch.
3. Reinstall the side cover for your safety, and connect the power cord to the system.
4. Turn the system on, and wait for POST to complete.
5. Run the SSU to configure the system. See Chapter 3.
To enable the intrusion switch, do the above steps but move the jumper back to pins 9 and 10.
112
Technical Reference
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