NEC SP B-Series - Manual (Page 121)

C-4 System Resources
Clearing Your Password
The following describes how to clear your system password(s).
1. Turn off the power and unplug the system and any peripherals.
!
WARNING
Turn off the system before you change any jumper settings.
2. Remove the access cover (see “Access Cover Removal” in Section 3).
3. Locate the Configuration jumper (J8A1) on the system board (see the figure
“Locating the Jumper” in the previous subsection).
4. You may have to remove any installed expansion boards to access the
jumper (see “Expansion Board Removal” in Section 3).
5. Remove the jumper block from pins 1-2 and set it on pins 2-3. We
recommend that you use needle nose pliers to move a jumper.
6. Replace the access cover (see “Access Cover Replacement” in Section 3).
7. Connect system power cables and monitor.
8. Power on the system.
The system enters Setup and the Maintenance menu appears. You can
disable the user and administrator passwords.
If you removed the jumper, the system attempts to recover the BIOS. A
recovery diskette is needed.
9. Power off, unplug the system and monitor, and remove the access cover.
10. Remove the jumper block from pins 2-3 and replace it on pins 1-2.
11. If you removed any expansion boards, replace them (see “Expansion Board
Installation” in Section 3).
12. Replace the access cover. Reconnect the system power cables and peripheral
devices.
13. Power on the system.
14. Run Setup (see Section 2, “Setup Utility”).