Tatung TLM1905 - Manual (Page 23)

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PPENDIX
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Troubleshooting
Troubleshooting Procedures
This LCD monitor comes pre-adjusted with standard VGA timing. Due to output
timing differences among various VGA cards, you may initially experience an
unstable or unclear display when a new display mode or new VGA card is selected.
Before applying any of the following troubleshooting procedures, you should first
apply the Auto Adjust option in the OSD menu.
PROBLEM: Display is Unclear and Unstable
To stabilize and clarify your display, follow this procedure:
1. In Windows, enter the windows shut down screen.
2. Open the OSD and select the Clock function. Press one of the
Adjustment Control buttons until the dark vertical bands
disappear.
3. Select the Phase function and press one of the Adjustment
Control buttons until horizontal dark and light lines appear. The
number of lines increases as you press the button. Press the
other Adjustment Control button until the lines disappear and
you have a clear display.
PROBLEM: There is no LCD Display
If there is no display on the LCD, refer to the following:
1. Make sure that the power indicator on the LCD monitor is lit,
all connections are secure, and the system is running on the
correct timing. Refer to the Addendum for information on
timing.