Acer al1923 Instruccion De Instalación
11
Troubleshooting
Problem
Possible Solutions
Power LED is not ON
Check to see if the power switch is in the ON position.
Ensure that the Power Cord is connected.
No picture
Check to see if the power switch is in the ON position.
Ensure that the power cord is connected.
Ensure the video cable is securely connected to the back of the monitor
and the computer.
and the computer.
Move the mouse or press any key on the keyboard to bring the monitor
out of "active off" mode.
out of "active off" mode.
Picture shows
inappropriate colors
inappropriate colors
See color adjustment (p. 8) to adjust RGB color.
Picture bounces or a
wave pattern is
present in the picture
wave pattern is
present in the picture
Move or switch off electrical devices that may be causing interference.
Inspect the monitor's video cable and ensure that none of the pins are
bent.
bent.
Image is not sized or
centered properly
centered properly
Press select/auto key and the monitor will automatically optimize the
position of your display.
position of your display.
See horizontal and vertical position adjustment (p. 7).
Caution: Do not attempt to service or open the monitor or computer yourself. Please refer all
servicing to qualified service personnel if the "Troubleshooting" section cannot solve your
problems.
servicing to qualified service personnel if the "Troubleshooting" section cannot solve your
problems.