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Acer 5220G User Manual

Page 121

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Chapter 4

111

Error Message List

No beep Error Messages

FRU/Action in Sequence

No beep, power-on indicator turns off and
LCD is blank.

Power source (battery pack and power adapter). See “Power
System Check” on page 105..

Ensure every connector is connected tightly and correctly.

Reconnect the DIMM.

LED board.

System board.

No beep, power-on indicator turns on and
LCD is blank.

Power source (battery pack and power adapter). See “Power
System Check” on page 105..

Reconnect the LCD connector

Hard disk drive

LCD inverter ID

LCD cable

LCD Inverter

LCD

System board

No beep, power-on indicator turns on and
LCD is blank. But you can see POST on an
external CRT.

Reconnect the LCD connectors.

LCD inverter ID

LCD cable

LCD inverter

LCD

System board

No beep, power-on indicator turns on and a
blinking cursor shown on LCD during
POST.

Ensure every connector is connected tightly and correctly.

System board

No beep during POST but system runs
correctly.

Speaker

System board