Index of symptom-to-fru error message – Aspire Digital 6935G User Manual

Page 89

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Chapter 4

81

Index of Symptom-to-FRU Error Message

LCD-Related Symptoms

Indicator-Related Symptoms

Symptom / Error

Action in Sequence

LCD backlight doesn't work
LCD is too dark
LCD brightness cannot be adjusted
LCD contrast cannot be adjusted

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

Unreadable LCD screen
Missing pels in characters
Abnormal screen
Wrong color displayed

Reconnect the LCD connector
LCD inverter ID
LCD cable
LCD inverter
LCD
System board

LCD has extra horizontal or vertical lines displayed

LCD inverter ID
LCD inverter
LCD cable
LCD
System board

Symptom / Error

Action in Sequence

Indicator incorrectly remains off or on, but system
runs correctly

Reconnect the inverter board
Inverter board
System board

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