Table of Contents
Index of Symptom-to-FRU Errors
LCD-Related Symptoms
LCD backlight doesn't work
LCD is too dark
LCD brightness cannot be adjusted
LCD contrast cannot be adjusted
Unreadable LCD screen
Missing pels in characters
Abnormal screen
Wrong color displayed
LCD has extra horizontal or vertical lines
displayed.
Indicator-Related Symptoms
Indicator incorrectly remains off or on, but
system runs correctly
Power-Related Symptoms
Power shuts down during operation
The system doesn't power-on.
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Symptom / Error
Symptom / Error
Symptom / Error
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Action in Sequence
Enter BIOS Utility to execute "Load Setup Default Settings",
then reboot system.
Reconnect the LCD connectors.
Keyboard (if contrast and brightness function key doesn't
work).
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
Reconnect the LCD connector
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
LCD inverter ID
LCD inverter
LCD cable
LCD
System board
Action in Sequence
Reconnect the inverter board
Inverter board
System board
Action in Sequence
Power source (battery pack and power adapter). See "Power
System Check" on page 81.
Battery pack
Power adapter
Hard drive & battery connection board
System board
Power source (battery pack and power adapter). See "Power
System Check" on page 81.
Battery pack
Power adapter
Hard drive & battery connection board
System board
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