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Problem | Action |
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No sound. | Verify if the mute check box is checked or the |
| volume is not turned down in the pop up menu by |
| clicking the speaker icon of the task bar. |
System/BIOS behaves | If you caused an abnormal power interruption (i.e.. |
erratically | removing battery while on battery power), you may |
| cause BIOS data corruption. |
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Video Problems
Problem | Action |
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Nothing appears on the LCD | Adjust the brightness on a TFT LCD. Are you using |
panel when you turn on the | an external monitor? If so, press <Fn+F4> to return |
computer. | to the LCD panel. |
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Error Message when | If the secondary monitor is set to 256 colours, this |
entering Power Management | error message could appear. Change the colour of |
while in Multimonitor mode. | the secondary monitor to ‘high colour (16 bit)’. |
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Nothing appears on the | Is the monitor properly connected to the computer? |
external monitor when you | Is the monitor’s power cord connected to an AC wall |
switch the display to it. | outlet? Check the brightness and contrast controls on |
| the monitor. Does the program appear on the LCD |
| panel instead of the external monitor? If so, press |
| <Fn+F4> to switch to the monitor. Try turning the |
| monitor off and on again. |
Only the LCD Display works when system returns from Power management mode while in Multimonitor mode.
The system resets to the original BIOS setup when the system returns from the power management mode. If the Display mode, in the Advanced menu of BIOS setup is set to LCD, then only the LCD will be turned on when the system wakes up. Set the Display mode in the BIOS to Both to turn on the LCD & CRT on wakeup.
The external monitor | Check the cables between the monitor and the |
displays flashes or waves. | computer. Are they properly installed? |
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Cannot toggle between CRT | If you are using the Multimonitor mode, you can not |
and LCD while playing the | use the <Fn+F4> key combination and also you |
3D game. | cannot use this function in 3D games using |
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Troubleshooting 75