Acer AL1917W C Manual page 12

PROBLEM Picture is unclear and unstable
The picture is unclear and unstable, please perform the following steps :
1. Enter PC to "Shut Down Windows" status while you're in MS-Windows environment.
2. Check the screen to see if there's any black vertical stripes appear. If there are,take advantage of the "Clock"
function in OSD menu and adjust (by increment or decrement numbers)until those bars disappear.
3. Move to "FOCUS" function in OSD menu again and adjust the monitor screen to its most clear display.
4. Click "No" on "Shut Down Windows" and back to the normal PC operating environment.
PROBLEM There is no picture on LCD Monitor
If there's no picture on the LCD Monitor, please perform the following steps:
1. Make sure the power indicator on the LCD Monitor is ON, all connections are secured,and the system is running
on the correct timing. Refer to Chapter 3 for information on timing.
2. Turn off the LCD Monitor and then turn it back on again. If there is still no picture,press the Adjustment Control
button several times.
3. If step 2 doesn't work, connect your PC system to another external CRT.If your PC system Functions properly with
a CRT Monitor but it does not function with the LCD Monitor,the output timing of the VGA card may be out of the
LCD's synchronous range.
Please change to an alternative mode listed in the Standard Timing Table or replace the VGA card,and then repeat
steps 1 and 2.
PROBLEM There is no picture on LCD Monitor
If you have chosen an output timing that is outside of the LCD Monitor's synchronous range (Horizontal: 31.5 ~ 80 KHz
and Vertical:56 ~ 75 Hz), the OSD will display a
LCD Monitor. Also, if the signal cable is not connected to LCD monitor at all or properly, the monitor screen will
display a message "No Signal".
Do not attempt to service the monitor yourself or open the computer yourself.
Caution:
Please refer all servicing to qualified service personnel if the problems cannot be solved in "Troubleshooting" section.
"Input not support" message. Choose a mode that is supported by your
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