IBM IntelliStation M Pro 6225 Hardware Maintenance Manual And Troubleshooting Manual page 31

5. Locate the CMOS recovery jumper (JBAT1) on the system board, removing
any adapters that impede access to the jumper. The following illustration
shows the location of the jumper on the system board.
Boot Block Jumper (J1)
Boot Block
Default (Recover)
(pins 1 and 2) (No Jumper)
3 2 1 3 2 1
6. Move the CMOS recovery jumper from pins 1 and 2 to pins 2 and 3.
7. Wait 60 seconds; then, return the CMOS recovery jumper to pins 1 and 2.
8. Replace any adapters that were removed; then, replace the side cover (see
"Replacing the side cover" on page 33).
You can now start the computer one time and start the Configuration/Setup
Utility program without having to use the power-on password. At this time, you
can either delete the old password or set a new user password. If you do not
change or delete the password, the next time you start the computer the
original user password will be reinstated.
9. Connect the computer to a power source, keyboard, monitor, and mouse.
10. Turn on the computer. The Configuration/Setup Utility program starts.
11. Follow the instructions to erase the existing password or create a new
password.
12. Select Save Settings and press Enter.
IEEE 1394 ( Firewire )
enable / disable jumper Clear CMOS Jumper (JBAT1)
Default Disable
3 2 1 3 2 1
Default Recover
3 2 1 3 2 1
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Chapter 3. Diagnostics