TECHNICAL SUPPORT (FAQ)

Problem & Question

Possible Solution

Power LED is not on

*Check if the Power Switch is in the ON

 

position

 

*Power Cord should be connected

No Plug & Play

*Check if the PC system is Plug & Play

 

compatible

 

*Check if the Video Card is Plug & Play

 

compatible

 

*Check if the D-15 plug pin of Video

 

Cable is bent

Picture is fuzzy

*Adjust the Contrast and Brightness

 

Controls.

Picture bounces or a wave

*Move electrical devices that may cause

pattern is present in the picture

electrical interference.

The power LED is ON (light

*Computer Power Switch should be in

blue) but there’s no video or no

the ON position.

picture.

*Computer Video Card should be snugly

 

seated in its slot

 

*Make sure monitor’s video cable is

 

properly connected to the computer.

 

*Inspect monitor’s video cable and make

 

sure none of the pins are bent.

 

*Make sure computer is operational by

 

hitting the CAPS LOCK key on the

 

keyboard while observing the CAPS

 

LOCK LED. The LED should either

 

turn ON or OFF after hitting the CAPS

 

LOCK key.

Missing one of the primary

*Inspect the monitor’s video cable and

colors (RED, GREEN, or

make sure that none of the pins are

BLUE)

bent.

41L1700-786-7A 英文

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Acer AL1721, 41L1700-786-7A installation instructions Technical Support FAQ, Blue