Memory Card; Memory; Sound; Power Management - Packard Bell EasyNote DT85 Service Manual

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Memory Card

Symptom / Error
The notebook cannot detect the memory
card.
Memory card reader slot pin is damaged.

Memory

Symptom / Error
Memory count (size) appears different
from actual size.

Sound

Symptom / Error
No sound comes from the notebook when
running Windows multimedia programs.
The internal speakers make noise or emit
no sound.

Power management

Symptom / Error
The notebook will not hibernate.
The system doesn't hibernate and emits
four short beeps every minute.
The notebook doesn't enter standby mode
after closing the LCD.
The system doesn't resume from
hibernation mode.
The system doesn't resume from standby
mode after opening the LCD.
154
CHAPTER 4: Troubleshooting
Action in Sequence
• Test or replace the system board.
• Test or replace the system board.
Action in Sequence
• 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.
Action in Sequence
• Reinstall the audio driver.
• Test or replace the speakers.
• Test or replace the system board.
• Test or replace the speakers.
• Test or replace the system board.
Action in Sequence
• Test or replace the keyboard (if control is from the keyboard).
• Test or replace the hard disk drive.
• Test or replace the system board.
o
• Press Fn+
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.
• Make sure that the magnet is in the magnet holder. For more
information, see
• Test or replace the system board.
• Check the hard disk connection to the system board.
• Test or replace the hard disk drive.
• Test or replace the system board.
• Make sure that the magnet is in the magnet holder. For more
information, see
• Test or replace the system board.
"Replacing the LCD" on page
"Replacing the LCD" on page
121.
121.

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