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Speaker-Related Symptoms
Symptom / Error | Action in Sequence | |
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In Windows, multimedia programs, no | ■ | Reinstall the audio driver. |
sound comes from the computer. | ■ | Test or replace the speakers. |
| ■ | Test or replace the system board. |
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The internal speakers make noise or emit no sound.
■Test or replace the speakers.
■Test or replace the system board.
Power Management-Related Symptoms
Symptom / Error | Action in Sequence | |
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The system will not enter hibernation. | ■ | Test or replace the keyboard (if control is from the |
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| keyboard). |
| ■ | Test or replace the hard disk drive. |
| ■ | Test or replace the system board. |
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The system doesn't enter hibernation | ■ | Press Fn+o and see if the computer enters hibernation |
mode and emits 4 short beeps every |
| mode. |
minute. | ■ | 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. |
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The system doesn’t enter standby mode | ■ | Test or replace the LCD cover switch. |
after closing the LCD. | ■ | Test or replace the system board. |
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The system doesn't resume from | ■ | Check the hard disk connection to the system board. |
hibernation mode. | ■ | Test or replace the hard disk drive. |
| ■ | Test or replace the system board. |
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The system doesn't resume from standby | ■ | Test or replace the LCD cover switch. |
mode after opening the LCD. | ■ | Test or replace the system board. |
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The battery fuel gauge in Windows | ■ | Remove the battery pack and let it cool for 2 hours. |
doesn’t go higher than 90%. | ■ | Refresh the battery (continue use battery until power off, |
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| then charge the battery). |
| ■ | Test or replace the battery pack. |
| ■ | Test or replace the system board. |
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The system hangs intermittently. | ■ | Reconnect the hard |
| ■ | Check the hard disk connection to the system board. |
| ■ | Test or replace the system board. |
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Peripheral-Related Symptoms
Symptom / Error | Action in Sequence | |
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System configuration does not match | ■ | Enter BIOS Setup Utility to execute “Load Default Settings”, |
the installed devices. |
| then reboot the system. |
| ■ | Reconnect the hard disk |
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The external display does not work correctly.
■Press Fn+F5 repeatedly to switch between LCD/CRT, and both displays.
■Test or replace the system board.
