Справочник Пользователя для Acer 2430

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Chapter 4

Index of Symptom-to-FRU Error Message

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

Indicator incorrectly remains off or on, but system 
runs correctly

Reconnect the inverter board
Inverter board
System board

Power shuts down during operation

Power source (battery pack and power adapter). See “Power 
System Check” on page 68. 
Battery pack
Power adapter
Hard drive & battery connection board
System board

The system doesn’t power-on.

Power source (battery pack and power adapter). See “Power 
System Check” on page 68. 
Battery pack
Power adapter
Hard drive & battery connection board
System board

The system doesn’t power-off.

Power source (battery pack and power adapter). See “Power 
System Check” on page 68. 
Hold and press the power switch for more than 4 seconds.  
System board