Toshiba A200 User Manual

Page 123

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User’s Manual

9-9

Troubleshooting

Monitor

Refer also to Chapter 8,

Optional Devices

, and to your monitor’s

documentation.

Sound system

Problem

Procedure

Monitor does not turn on Make sure that the external monitor's power

switch is on. Confirm that the external monitor's

power cable is plugged into a working power

outlet.

No display

Try adjusting the contrast and brightness controls

on the external monitor.
Press hotkeys Fn + F5 to change the display

priority and make sure it is not set for the internal

display.

Display error occurs

Check that the cable connecting the external

monitor to the computer is attached firmly.
If problems persist, contact your dealer.

Monitor goes into

panning mode

Check your monitor specification. It might not

support the selected resolution and refresh rate.

The resolution on the monitor might go into

panning mode when wide screen resolution is

selected. Refer to Appendix B,

Display Modes

.

Problem

Procedure

No sound is heard

Adjust the volume control dial.
Check the software volume settings.
If appropriate, make sure the headphone

connection is secure. Check Windows Device

Manager and ensure the sound function is

enabled and that settings for I/O address,

interrupt level and DMA are correct for your

software and do not conflict with other hardware

devices that you have connected to the

computer.
If problems persist, contact your dealer.

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