Acer 8431 manual Crt

Error Messages	FRU/Action in Sequence
Invalid System Configuration Data	BIOS ROM
	System board
I/O device IRQ conflict	Run “Load Default Settings” in BIOS Setup
	Utility.
	RTC battery
	System board
Operating system not found	Enter Setup and see if fixed disk and drive A
	are properly identified.
	Diskette drive
	Hard disk drive
	System board

Error Message List

No beep Error Messages	FRU/Action in Sequence
No beep, power-on indicator turns off and LCD	Power source (battery pack and power
is blank.	adapter). See “Power System Check” on page
	53.
	Ensure every connector is connected tightly
	and correctly.
	Reconnect the DIMM.
	LED board
	System board
No beep, power-on indicator turns on and LCD	Power source (battery pack and power
is blank.	adapter). See “Power System Check” on page
	53.
	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	Reconnect the LCD connectors.
is blank. But you can see POST on an external	LCD inverter ID
CRT.	LCD cable
	LCD inverter
	LCD
	System board
No beep, power-on indicator turns on and a	Ensure every connector is connected tightly
blinking cursor shown on LCD during POST.	and correctly.
	System board
No beep during POST but system runs	Speaker
correctly.	System board

58 Chapter 4