Technical data

Troubleshooting
4-7
Cardbus Failure
Problem Troubleshooting Procedure
The Cardbus
slots do not
work.
•
Reseat the Cardbus assembly cable
•
Replace the Cardbus assembly
•
Replace the Motherboard
LCD Panel Failure
Problem Troubleshooting Procedure
You turn on the
computer and one of the
following conditions
apply:
•
The system is
working, but there
is no LCD panel
display.
•
The system is
working, but the
LCD panel display
vertical or
horizontal lines.
•
The backlight
comes on, but
there is no display.
•
There is a display,
but you have
garbled characters
on the screen.
•
Make sure that the LCD cable is
securely connected to the
Motherboard.
•
Make sure that the LCD cables
are securely connected to the
inverter.
•
If the cables are securely
connected and the LCD still
doesn’t work, replace the LCD
panel and test the system again.
•
If the display is garbled, verify the
video setup in the operating
system’s Control Panel Display
application. If these are correct,
there is probably a VGA chip
failure. Replace the motherboard.