Acer A191HQV User Manual - Page 21

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(DVI Mode)

Problems

Current Status Remedy

LED ON

LED OFF

No Picture

LED displays

amber color

Abnormal

No sound, or

Sound

sound level is

(Only Audio-

too low

Input model)

(Optional)

Using OSD, adjust brightness and

contrast to maximum or reset to their

default settings.

Check the power switch.

Check if AC power cord is properly

connected to the monitor.

Check if video signal cable is properly

connected at the back of monitor.

Check if the power of computer system

is ON.

Check the audio cable with the host PC

is connected.

Check if the volume setup of the host

PC is in minimum position and try to

raise the volume level.

EN-20