7-2 Troubleshooting
Quick Troubleshooting
This section summarizes problems that may develop during system operation
and lists suggested corrective actions.
Quick Troubleshooting
Problem Corrective Actions
No power Check that the AC adapter is plugged into the power
connector of the system. Also, check that the AC
adapter is plugged into a properly grounded AC power
outlet.
If using the battery as the main power source, check if
the battery pack is the right type, is charged, and is
inserted correctly.
Check the I/O board of the system. Is it inserted into
the CPU board connector properly? Otherwise, replace
the I/O board.
Data on the LCD is unreadable Check LCD Panel View Expansion in BIOS, Press Fn-F8 to
toggle Panel View Expansion
Check if installed VGA driver is correct.
Check the VGA controller chip on the I/O board for any loose
soldering.
Replace the CPU board.
Battery power does not last long Make sure that the power management features are enabled.
Recharge the battery pack for 2 hours or up to 100% before
using again.
Replace the battery pack.
System halts during boot
sequence
Check condition of selected boot device (diskette, hard disk
or CD-ROM) for bad boot track or incorrect OS files.
Try booting from a new bootable diskette and recopy or
repartition hard disk.
Check for any BIOS error messages on the display screen.
Replace the CPU board or I/O board.
I/O processing malfunctions Check the connections of all internal devices.
Replace the CPU board or I/O board.
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