Chapter 4 61
No Beep Error Messages
Invalid System Configuration Data
•
Test or replace the BIOS ROM.
•
Test or replace the mainboard.
I/O device IRQ conflict
•
Run “Load Setup Defaults” using the BIOS Setup Utility,
then reboot the system.
•
Test or replace the RTC battery, run the BIOS Setup
Utility to reconfigure system time, then reboot the
system.
•
Test or replace the mainboard.
Operating system not found
•
Run the BIOS Setup Utility and see if fixed disk and drive
A: are properly identified.
•
Test or replace the diskette drive.
•
Test or replace the hard disk drive.
•
Test or replace the mainboard.
No Beep Error Messages FRU/Action in Sequence
No beep, power-on indicator turns off and
LCD is blank.
•
Test the power source (battery pack and power adapter).
See “Power System Check” on page 57.
•
Make sure that every connector is connected tightly and
correctly.
•
Reconnect the SO-DIMM.
•
Test or replace the LED board.
•
Test or replace the mainboard.
No beep, power-on indicator turns on and
LCD is blank.
• Test the power source (battery pack and power adapter).
See “Power System Check” on page 57.
•
Reconnect the LCD connector.
•
Check the hard disk drive.
•
Check the LCD cable.
•
Test or replace the LCD.
•
Test or replace the mainboard.
No beep, power-on indicator turns on and
LCD is blank. But you can see POST on an
external CRT.
•
Reconnect the LCD connector.
•
Check the LCD cable.
•
Test or replace the LCD.
•
Test or replace the mainboard.
No beep, power-on indicator turns on and a
blinking cursor shown on LCD during
POST.
•
Make sure that every connector is connected tightly and
correctly.
•
Test or replace the mainboard.
No beep during POST but system runs
correctly.
•
Test or replace the speaker.
•
Test or replace the mainboard.
Error Messages FRU/Action in Sequence
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