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User's Manual
Monitor
Refer also to Chapter 8,
Problem
Monitor does not
turn on
No display
Display error occurs
Sound system
Refer also to documentation for your audio devices.
Problem
No sound is heard
9-14
Optional
Devices, and to your monitor's documentation.
Procedure
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.
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.
Check that the cable connecting the external
monitor to the computer is attached firmly.
If problems persist, contact your dealer.
Procedure
Adjust the volume control dial.
Check the software volume settings.
Make sure the headphone connection is secure.
If problems persist, contact your dealer.
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