Disabling Or Clearing The Power-On And Setup Passwords - Compaq 133756-004 - Deskpro EN - 6550 Model 6400 Maintenance & Service Manual

5.1.4

Disabling or Clearing the Power-On and Setup Passwords

1. Turn off the computer and any external devices, and disconnect the power cord from
the power outlet.
2. Disconnect the keyboard, monitor, and any other external devices connected to the
computer.
3. Remove the access panel.
4. Locate the header and jumper labeled E49.
5. Remove the jumper from pins 1 and 2. Place the jumper over pin 2 only, in order to
avoid losing it.
6. Replace the access panel.
7. Reconnect the external equipment.
8. Plug in the computer and turn on power. Allow the operating system to start. This clears
the current passwords and disables the password features.
9. To re-enable the password features, repeat steps 1-4, then replace the jumper on
pins 1 and 2.
10. Repeat steps 6-8, then establish new passwords.
Refer to the Computer Setup (F10 Setup) instructions to establish new passwords.
5-4 Connectors and Jumpers