NEC MT-2550-24874C, Руководство по обслуживанию

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B-8 System Board Settings
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.
9. Remove the jumper block from pins 5-6 and replace it on pins 4-5.
10. If you removed any expansion boards, replace them (see “Replacing Expansion
Boards” in Section 3).
11.
Replace the system unit cover. Reconnect the system power cables and
peripheral devices.
12. Power on the system.
13. Run Setup (see Chapter 2).
Denying Access to CMOS Setup
In special cases, you may want to deny the user access to CMOS setup. 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.
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 Setup Access jumper on the system board (see “System
Board Jumper Locations” in the previous subsection).
4. You may have to remove any installed expansion boards to access the jumpers
(see “Removing Expansion Boards” in Section 3).
5.
Remove the jumper block from pins 5-6 and set it on pins 4-5.