2. Trouble shooting
(1) Power on but no screen image
Make sure video cable supplied with monitor is tightly secured to video output port
on the back of computer, or A V peripheral.
Adjust the brightness and contrast.
(2) Wrong or abnormal colors
If any color (red, green, or blue) is missing, check video cable to make sure it is
securely connected. Loose pins in the cable connector can cause a bad connection.
Connect monitor to another computer.
Turn monitor OFF, wait one minute, then turn ON again. Do this only once.
(3) The letters and icons look soft on the edges when change to resolutions other than the
native/optimum resolution of the panel.
LCD monitor has a native (physical) resolution which pixels are produced by cells
in fixed positions. When a resolution different from the native resolution is chosen,
the LCD monitor uses various interpolation methods to achieve the pseudo
resolution. To achieve the optimum viewing quality, choose the native resolution of
the panel, 1024 x-768, is recommended.
(4)Entire screen image scrolls (rolls) vertically
Make sure DSUB input signals are within monitor's specified frequency range.
Try Adapter with another power socket or change another adapter.
Try monitor with graphics card, or computer system.
Connect video cable securely.
(5) The image doesn’t look sharp and there are shimmering vertical lines.
Not enough power supplied. Connect Adapter to another different outlet. If using
surge protector, reduce number of devices plugged in.
Verify refreshing rate (vertical frequency) is 70Hz or lower.
Make sure graphics card in your computer can use non-interlaced mode at desired
frequencies. To enable your graphics card to
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