Lenovo ThinkPad 560Z Notebook PC Model 560Z Personal Computer User Manual


 
Troubleshooting Charts
Indicator Problems
Problem Action
The battery status
indicator does not go on
even though a battery
pack is installed in the
computer.
The over-current protection device inside the battery pack has been activated.
Wait several hours and try again. If the indicator still does not go on, replace
the battery pack or have the computer serviced.
The diskette-drive-in-use
icon stays on.
If a diskette is in the drive, make sure that:
The externally diskette drive is firmly connected to the computer.
The diskette contains the necessary files to start the system.
There is nothing wrong with your application program.
There is nothing wrong with the diskette.
The diskette is inserted correctly (label facing up and the metal-shutter
end first) in the diskette drive.
If these items are correct, have the computer serviced.
If there is no diskette in the drive, have the computer serviced.
Battery Problems
Problem Action
The battery pack cannot
be fully charged in 3
hours by the power-off
charging method.
The battery pack might be over-discharged. Do the following:
1. Power off the computer.
2. Make sure that the over-discharged battery pack is in the computer.
3. Connect the AC Adapter to the computer and let it charge.
If the battery pack cannot be fully charged in 24 hours, use a new battery pack.
Your computer shuts
down before the battery
status indicator shows
empty.
–or–
Your computer operates
after the battery status
indicator shows empty.
Repeat discharging and charging the battery pack at least three times.
The operating time for a
fully charged battery pack
is short.
Repeat discharging and charging of the battery pack three to six times. If you
still have a problem, use a new battery pack.
Chapter 4. Solving Computer Problems 117
Title: C79FPMST CreationDate: 06/22/98 12:26:52