1.3 How to Disable the Power-On Password
To disable the power-on password, do the following:
1. Power-off the system.
2. Remove the battery pack and the bottom cover.
3. Identify the password-override connector on the system board.
4. Install a jumper over the pins at position 1.
5. Power-on the system and leave it until the POST ends.
Make sure that you remove the jumper from the password-override connector
when you are finished.
To reactivate the password, start the system programs, select Set features
from the Main Menu, then select Set password and unattended start mode,
and follow the instructions on the screen.
+---+
¦001¦
+---+
DOES THE PROBLEM APPEAR TO BE A POWER SUPPLY FAILURE?
Yes No
¦ ¦
¦ +---+
¦ ¦002¦
¦ +---+
¦ Go to Step 006.
¦
+---+
¦003¦
+---+
DO ALL SYSTEM-STATUS INDICATORS REMAIN OFF?
Yes No
¦ ¦
¦ +---+
¦ ¦004¦
¦ +---+
¦ Go to Step 006.
¦
+---+
¦005¦
+---+
Go to "Power Supply" in topic 5.0.
--------------------------------------------------------------------------
+---+
¦006¦
+---+
- Power-off the system and all external devices.
- Check all cables and power cords.
- Make sure no diskette is in the drive.
- Power-on all external devices.
- Power-on the system and check for the following responses:
1. All system-status indicators appear once for about 1 second.
Note: Some indicators remain on and others go off after 1 second.
2. Memory test (the number increases.)
3. One or two short beeps.
DID YOU RECEIVE THE RESPONSES LISTED ABOVE?
Yes No
¦ ¦
¦ +---+
¦ ¦007¦
¦ +---+
¦ 1. If the memory count is incorrect, go to "Memory" in topic 9.0.
¦ 2. Go to "Symptom-to-FRU Index" in topic 10.0.
¦ If that does not correct the problem, go to"Undetermined Problem"
¦ in topic 3.0 .
¦
¦
+---+
¦008¦
+---+
- Press Ctrl+Alt+Delete. When the cursor moves to the upper right, press
Ctrl+Alt+Insert to start the system program. If the IBM logo screen
does not appear, insert the backup Reference Diskette into the diskette
drive and repeat this step.
1. If you are not at the Main Menu, follow the instructions on the
screen to advance to the Main Menu.
If you cannot advance to the Main Menu, go to "Symptom-to-FRU Index"
in topic 10.0.
- or -
If that does not correct the problem, go to"Undetermined Problem" in
IBM PS/2 Model N51 SX HMS
How to Disable the Power-On Password
¦ Copyright IBM Corp. 1991
1.3 - 1