Compaq 215999-002 Compaq Deskpro EX and Deskpro EXS Series of Personal Compute - Page 63

Clearing CMOS, Press the CMOS button located on the system board and keep it depressed

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5.1.2 Clearing CMOS The computer's configuration (CMOS) may occasionally be corrupted. If it does, it is necessary to clear the CMOS memory using push button switch SW50. To clear and reset the configuration, perform the following procedure: 1. Prepare the computer for disassembly (Section 4.2). CAUTION: The power cord must be disconnected from the power source before pushing the Clear CMOS Button (NOTE: All LEDs on the board should be OFF). Failure to do so may damage the system board. 2. Remove the access panel (Section 4.5). 3. Press the CMOS button located on the system board and keep it depressed for 5 seconds. 4. Replace the access panel. 5. Turn the computer on. 6. Run F10 Computer Setup to reconfigure the system. 5-2 Connectors and Jumpers

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5-2
Connectors and Jumpers
5.1.2
Clearing CMOS
The computer's configuration (CMOS) may occasionally be corrupted. If it does, it is
necessary to clear the CMOS memory using push button switch SW50.
To clear and reset the configuration, perform the following procedure:
1.
Prepare the computer for disassembly (Section 4.2).
CAUTION:
The power cord must be disconnected from the power source before pushing the Clear
CMOS Button (NOTE: All LEDs on the board should be OFF). Failure to do so may damage the
system board.
2.
Remove the access panel (Section 4.5).
3.
Press the CMOS button located on the system board and keep it depressed for
5 seconds.
4.
Replace the access panel.
5.
Turn the computer on.
6.
Run F10 Computer Setup to reconfigure the system.