B-6 System Board Settings
Clearing CMOS
If you want to return your system to the factory default settings, use the following
procedure to clear CMOS to the default factory settings.
CAUTION:
Clearing CMOS changes your setup
configuration (including hard disk settings).
1.
Power off the system and unplug any peripherals.
WARNING:
The system power must be off
before removing the cover and changing a
jumper setting.
2.
Remove the system unit cover (see “Removing the System Unit Cover” in Section
3).
3.
Locate the CMOS Clear jumper pins on the system board (see Figure Appendix
B-6).
You may have to remove any installed expansion boards to access the jumpers
(see “Expansion Board Removal” in Section 3).
4.
Remove the jumper block from pins 20-22 and set it on pins 18-20.
Figure Appendix B-6 Clear CMOS Jumper
5.
Replace the system unit cover (see “Replacing the System Unit Cover in Section
3).
6.
Connect system power cables and monitor.
7.
Power on the system. The system displays a system configuration error message.
8.
Power off, unplug the system and monitor, and remove the cover.
Clear CMOS
Clear CMOS
18-20
Normal Operation
20-22
(Default)
13
17
21
14
18
22
Jumpers
13
17
21
14
18
22
