NEC MT-2550-24874C, Руководство по обслуживанию

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System Board Settings B-7
12. Replace the system unit cover. Reconnect the system power cables and
peripheral devices.
13. Power on the system.
14.
Run Setup (see Section 2).
Clearing CMOS
If you want to return the system to the factory default settings, use the following procedure
to clear CMOS to the default factory settings.
CAUTION:
Clearing CMOS changes the 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 on the system board (see “System Board Jumper
Locations” in the previous subsection). The default setting for this jumper is pins
5-6 (keep CMOS settings).
You may have to remove any installed expansion boards to access the jumpers
(see “Removing Expansion Boards” in Section 3).
4. Remove the jumper block from pins 4-5 and set it on pins 5-6.
Figure B-4 Clear CMOS Jumper
Clear CMOS
Normal Operation C
(Default)
Clear CMOS C
1
2
3
4
5
6
Jumpers
1
2
3
14
4
5
6