Acer al1921 Instruccion De Instalación

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
pattern is present in the picture

*Move electrical devices that may cause

electrical interference.

The power LED is ON (light
blue) but there’s no video or no
picture.

*Computer Power Switch should be in

the ON position.

*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
colors (RED, GREEN, or
BLUE)

*Inspect the monitor’s video cable and

make sure that none of the pins are
bent.