Troubleshooting

Monitor

Refer also to Chapter 8, Optional Devices, and to your monitor’s documentation.

ProblemProcedure

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

Check your monitor specification. It might not

panning mode

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.

Sound system

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.

 

 

User’s Manual

9-9