Toshiba Tecra 8100 - Manual (Page 154)

9-14 Troubleshooting User's Manual
Tecra 8100 User's Manual – 8100_UK.DOC – ENGLISH – Printed on 13/12/99 as IM8100UK
Monitor
Refer also to Chapter 8, Optional Devices , and to your monitor’s
documentation.
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.
Run the diagnostic test program.
If problems persist, contact your dealer.
Sound system
Problem Procedure
No sound is heard Adjust the volume control dial.
Check the software volume settings.
Make sure the headphone connection is secure.
Check the Hardware Setup or TSETUP program.
Make sure 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 may
have connected to the computer.
Annoying sound is
heard
You may be experiencing feedback. Refer to
Using the microphone in Chapter 4, Operating
Basics .
If problems persist, contact your dealer.