Acer Extensa 5220 Service Guide for TravelMate 5320, 5720, 5720G, Extensa 5220 - Page 119

Error Message List No beep Error Messages No beep, power-on indicator turns off and LCD is blank. FRU/Action in Sequence Power source (battery pack and power adapter). See "Power System Check" on page 103.. Ensure every connector is connected tightly and correctly. Reconnect the DIMM. LED board. System board. Power source (battery pack and power adapter). See "Power System Check" on page 103.. Reconnect the LCD connector Hard disk drive LCD inverter ID LCD cable LCD Inverter LCD System board Reconnect the LCD connectors. LCD inverter ID LCD cable LCD inverter LCD System board Ensure every connector is connected tightly and correctly. System board Speaker System board No beep, power-on indicator turns on and LCD is blank. No beep, power-on indicator turns on and LCD is blank. But you can see POST on an external CRT. No beep, power-on indicator turns on and a blinking cursor shown on LCD during POST. No beep during POST but system runs correctly. Chapter 4 109