Clearing Cmos - NEC POWERMATE P - SERVICE MANUAL 1995 Service And Reference Manual

B-4 System Board Switches

CLEARING CMOS

Use the following procedure to clear CMOS to the default factory settings.
1. Turn off and unplug the system and any external options.
2. Remove the system unit side panel (see "Removing the Side Panel" in Section 3).
Locate the SW4 (Reset CMOS switch) on the system board (see Figure
3.
Appendix B-1).
Set SW4 (Reset CMOS switch) to the ON position.
4.
5. Connect system power cable and monitor cable.
6. Power on your computer. Let the system completely boot.
7. Power off and unplug the system and monitor cable.
Reset SW4 (Reset CMOS switch) to the OFF position.
8.
Replace the system unit side panel (see "Replacing the Side Panel" in Section 3).
9.
10. Run Setup to reconfigure your system (see "Setup Utility" in Section 2).
CAUTION: Clearing CMOS changes your setup
configuration including hard disk settings.