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| CHAPTER 4: Troubleshooting | |
Memory |
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Symptom / Error | Action in Sequence | |
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Memory count (size) appears different from | n Run “Load Setup Defaults” using the BIOS Setup Utility, then reboot | |
actual size. |
| the notebook. |
| n | Test or replace the |
| n | Test or replace the system board. |
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Sound |
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Symptom / Error | Action in Sequence | |
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No sound comes from the notebook when | n | Reinstall the audio driver. |
running Windows multimedia programs. | n | Test or replace the speakers. |
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n | Test or replace the system board. |
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The internal speakers make noise or emit no sound.
n
n
Test or replace the speakers. Test or replace the system board.
Power management
Symptom / Error | Action in Sequence | |
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The notebook will not hibernate. | n | Test or replace the keyboard (if control is from the keyboard). |
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nTest or replace the hard disk drive.
nTest or replace the system board.
The system doesn't hibernate and emits four | n | Press Fn+o and see if the notebook enters hibernation mode. |
short beeps every minute. | n | Test or replace the touchpad. |
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nTest or replace the keyboard.
nCheck the hard disk connection to the system board.
nTest or replace the hard disk drive.
nTest or replace the system board.
The notebook doesn’t enter standby mode after | n | Make sure that the magnet is in the magnet holder. For more |
closing the LCD. |
| information, see “Replacing the LCD” on page 100. |
| n | Test or replace the system board. |
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The system doesn't resume from hibernation mode.
n
n
n
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 | n | Make sure that the magnet is in the magnet holder. For more |
after opening the LCD. |
| information, see “Replacing the LCD” on page 100. |
| n | Test or replace the system board. |
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The battery fuel gauge in Windows doesn’t go higher than 90%.
n n
n n
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.
n n n
Reconnect the hard disk drive and optical drive. Check the hard disk connection to the system board. Test or replace the system board.