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No-beep error messagesI/O device IRQ conflict nRun “Load Setup Defaults” using the BIOS Setup Utility, then reboot
the notebook.
nTest or replace the CMOS battery, run the BIOS Setup Utility to
reconfigure system time, then reboot the system.
nTest or replace the system board.
Operating system not found nRun the BIOS Setup Utility and see if fixed disk and drive A: are
properly identified.
nTest or replace the diskette drive
nTest or replace the hard disk drive
nTest or replace the system board
No-beep Error Messages FRU/Action in Sequence
No beep, power-on indicator turns off and LCD
is blank.
nTest the power source (battery pack and power adapter). See “Testing
the power system” on page 118.
nMake sure that every connector is connected tightly and correctly.
nReconnect the SO-DIMM.
nTest or replace the LED board.
nTest or replace the system board.
No beep, power-on indicator turns on and LCD
is blank.
nTest the power source (battery pack and power adapter). See “Testing
the power system” on page 118.
nReconnect the LCD connector
nCheck the hard disk drive.
nCheck the LCD inverter ID.
nCheck the LCD cable.
nTest or replace the LCD inverter.
nTest or replace the LCD.
nTest or replace the system board.
No beep, power-on indicator turns on and LCD
is blank. But you can see POST on an external
CRT.
nReconnect the LCD connectors.
nCheck the LCD inverter ID.
nCheck the LCD cable.
nTest or replace the LCD inverter.
nTest or replace the LCD.
nTest or replace the system board.
No beep, power-on indicator turns on and a
blinking cursor shown on LCD during POST.
nMake sure that every connector is connected tightly and correctly.
nTest or replace the system board.
No beep during POST but system runs correctly. nTest or replace the speaker.
nTest or replace the system board.