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Sound system, Monitor – Toshiba Tecra A3X User Manual

Page 149

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User’s Manual

9-17

Troubleshooting

Sound system

Refer also to documentation for your audio devices.

Monitor

Refer also to Chapter 8,

Optional Devices

, and to your monitor’s

documentation.

The computer will not

start and the following

sequence of beeps

sounds: Long, short,

no sound, long, short,

short, ...

Unsupported memory modules (with SPD) are

installed in both Slot A and B.

The computer will not

start and no beeps are

heard

One or more unsupported memory modules

(without SPD) are installed in the slots.

The computer starts

but does not detect

memory

Supported memory is installed in one of the

slots but unsupported memory (without SPD) in

the other slot. Note that the unsupported

memory does not have an adverse effect on the

computer.

Problem

Procedure

No sound is heard

Adjust the volume control dial.

Check the software volume settings.

Make sure the headphone connection is secure.

If problems persist, contact your dealer.

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 hot keys 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.