Denying Access To Setup; Clear Cmos Jumper - NEC PowerMate P2166 Series Service Manual

B-6 Setting System Board Jumpers
Replace the system unit cover (see "Replacing the Desktop Cover" or
5.
"Replacing the Minitower Cover" in Section 3).
Connect system power cables and monitor.
6.
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.
9. Return the jumper block to the Normal Operation position.
If you removed any expansion boards, replace them (see "Replacing Expansion
10.
Boards" in Section 3).
Replace the system unit cover. Reconnect the system power cables and
11.
peripheral devices.
12. Power on the system.
13. Run Setup (see "Setting System Parameters" in Section 2).

DENYING ACCESS TO SETUP

In special cases, you may want to deny the user access to the Setup utility. In this case you
must change the jumper from its default position. Use the following procedure to change
the jumper setting.
1. Power off the system and unplug any peripherals.
CMOS Clear J1K2
Normal Operation (Default)
Jumper 4-5
Clear
Jumper 5-6
Figure B-4 Clear CMOS Jumper
WARNING: The system power must be off
before removing the cover and changing a
jumper setting.
4 6 4
1 3 1
A B
4 6 4
1 3 1
A B