CHAPTER 4: Troubleshooting
112
MemorySoundPower management
Symptom / Error Action in Sequence
Memory count (size) appears different from
actual size.
■Run “Load Setup Defaults” using the BIOS Setup Utility, then reboot
the notebook.
■Test or replace the SO-DIMM.
■Test or replace the system board.
Symptom / Error Action in Sequence
No sound comes from the notebook when
running Windows multimedia programs.
■Reinstall the audio driver.
■Test or replace the speakers.
■Test or replace the system board.
The internal speakers make noise or emit no
sound.
■Test or replace the speakers.
■Test or replace the system board.
Symptom / Error Action in Sequence
The notebook will not hibernate. ■Test or replace the keyboard (if control is from the keyboard).
■Test or replace the hard disk drive.
■Test or replace the system board.
The system doesn't hibernate and emits four
short beeps every minute.
■Press Fn+o and see if the notebook enters hibernation mode.
■Test or replace the touchpad.
■Test or replace the keyboard.
■Check the hard disk connection to the system board.
■Test or replace the hard disk drive.
■Test or replace the system board.
The notebook doesn’t enter standby mode after
closing the LCD.
■Make sure that the magnet is in the magnet holder. For more
information, see “Replacing the LCD panel” on page84.
■Test or replace the system board.
The system doesn't resume from hibernation
mode.
■Check the hard disk connection to the system board.
■Test or replace the hard disk drive.
■Test or replace the system board.
The system doesn't resume from standby mode
after opening the LCD.
■Make sure that the magnet is in the magnet holder. For more
information, see “Replacing the LCD panel” on page84.
■Test or replace the system board.
The battery fuel gauge in Windows doesn’t go
higher than 90%.
■Remove the battery pack and let it cool for two hours.
■Refresh the battery (use only battery power until the notebook turns
off, then charge the battery).
■Test or replace the battery pack.
■Test or replace the system board.
The system hangs intermittently. ■Reconnect the hard disk drive and optical drive.
■Check the hard disk connection to the system board.
■Test or replace the system board.