Chapter 5. Troubleshooting
Computer screen problems
The screen is blank. | • | Do the following: |
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| - If you are using the AC adapter, or using the battery, and |
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| the battery status indicator is on, press Fn + ↑ to make the |
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| screen brighter. |
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| - If the power indicator is in blinking, press the power |
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| button to resume from the sleep mode. |
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| - If the problem persist, follow the solution in the following |
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| problem “The screen is unreadable or distorted.” |
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| - Press Fn + F2 to confirm whether the LCD screen has been |
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| turned off. |
The screen is unreadable or | • | Make sure that: |
distorted. |
| - The display device driver is installed correctly. |
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| - The screen resolution and color quality are correctly set. |
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| - The monitor type is correct. |
Incorrect characters appear on | • | Did you install the operating system or programs correctly? |
the screen. |
| If they are installed and configured correctly, have the |
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| computer serviced. |
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Sound problems |
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No sound can be heard from | • | Make sure that: |
the speaker even when the vol- |
| - The Mute function is off. |
ume is turned up. |
| - The headphone jack is not used. |
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| - Speakers are selected as the playback device. |
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Battery problems |
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Your computer shuts down | • | Discharge and recharge the battery. |
before the battery status indica- |
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tor shows empty. |
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Your computer operates after |
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the battery status indicator |
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shows empty. |
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The computer does not operate | • | The surge protector in the battery might be active. Turn off |
with a fully charged battery. |
| the computer for one minute to reset the protector; then turn |
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| on the computer again. |
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A hard disk drive problem |
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The hard disk drive does not | • | In the Boot menu in BIOS setup utility, make sure that the |
work. |
| hard disk drive is included in the Boot priority order |
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| correctly. |
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