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Troubleshooting Charts
Problem Action
Error 19 appears and the
computer immediately
turns off.
The battery pack power is getting low. Connect the AC Adapter to the
computer, or replace the battery pack with a fully charged one.
The computer does not
return from suspend
mode, or the suspend
lamp stays on and the
computer does not work.
The computer automatically enters suspend or hibernation mode when the
battery power is exhausted. Do one of the following:
Replace the battery pack with a fully charged one and then press Fn.
Connect the AC Adapter to the computer; then press Fn.
The LCD is blank after
resuming.
Check if an external monitor was connected before the computer entered
suspend mode. Do not disconnect the external monitor while the computer
is in suspend mode or hibernation mode. If no external monitor is
attached when the computer resumes, the LCD remains blank and output
is not displayed. This restriction does not depend on the resolution value.
Your computer does not
enter suspend or
hibernation mode.
Check if the suspend or hibernation mode is disabled.
If you are using the AC Adapter and your computer is connected to a network,
do the following:
For Windows 95:
1. Start the ThinkPad Configuration program.
2. Click on Power Management (
).
3. Click on Hibernation tab.
4. Make sure that hibernation mode is enabled.
For Windows NT:
1. Start the ThinkPad Configuration program.
2. Click on Power Management (
).
3. Click on the Suspend/Resume Options ( ).
4. Make sure that hibernation mode is enabled.
5. Click on OK.
Chapter 4. Solving Computer Problems 125
Title: C79EGMST CreationDate: 02/10/98 09:24:42