Packard Bell EasyNote DT85, Service Manual

Page: 160 / 208

CHAPTER 4: Troubleshooting
154
Memory Card
Memory
Sound
Power management
Symptom / Error Action in Sequence
The notebook cannot detect the memory
card. • Test or replace the system board.
Memory card reader slot pin is damaged. • Test or replace the system board.
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” on page 121 .
• 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” on page 121 .
• Test or replace the system board.