NEC POWERMATE 5100 - SERVICE, Руководство по обслуживанию

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System Board 4-7
Clearing a Password
If a password is forgotten or needs to be changed, use the following procedure
to clear the current password and set a new one.
!
CAUTION
Jumpers are set correctly at the factory for the system
configuration. Only change (or check) the appropriate
jumper setting if you forgot your password or want to change
the password. NEC CSD recommends using needle-nose
pliers to move a jumper.
Access the BIOS Setup utility and record any customized settings. See “BIOS
Setup” in Section 2.
!
CAUTION
Starting the system in Configure mode resets BIOS settings
to their factory defaults. Before jumpering the system for
Configure mode, write down any customized BIOS settings.
1.
Power off and unplug the system and 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”).
3.
Locate jumper block J6C1 on the system board.
4.
Move the jumper from pins 1 and 2 (Normal mode) to pins 2 and 3
(Configure mode). This jumper setting brings the system up in Configure
mode when rebooted.
5.
Replace the system unit cover. Connect system power cables and external
options.
6.
Power on the system. The BIOS Setup utility launches immediately after
POST. No password is required. The Maintenance menu is active.
7.
Select the Clear All Passwords field. Press Enter .
„
A Setup Confirmation window appears with the prompt, “Clear All
Passwords Now?” The default is Yes. Press the left or right arrow key to
toggle between Yes and No.
„
Select Yes and press Enter to activate the choice.