Lenovo LXH-GJ769F4 Bedienungsanleitung PDF herunterladen (Seite 12)

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9．Brightness

It indicates too bright or dim.

Adjust brightness.

If OSD has the same problem, it indicates the monitor cause it, or the problem come from

display adapter.

Check signal cable for bent or broken pins.

10．Geometric distortion

Geometric distortion refers to where the shape of the image is distorted in any way, such as

trapezoid, linearity, line straightness, tilt, pincushion, picture size and centering etc.

Check signal cable for bent or broken pins.

Adjust OSD to fix it.

Check the environment, and be far away from the electromagnetic devices.

Rotate monitor.

11．Moire ( Thin Curvy Lines )

Moire is a wavy effect produced by the convergence of lines. A moire pattern is natural optical

effect when converging lines in the picture are nearly parallel to the scanning lines.

Check signal cable for bent or broken pins.

Increase V_MOIRE value in the OSD.

Adjust picture size to fill the screen to viewing satisfaction.

Note: Some picture could cause moire, and it is difficult to avoid it .

12．Audible Noise

In general, monitor should not make sounds while on. They may make some sounds when

power cycling on or off(degauss cause it).

13．CRT Scratched

Scratched CRT are defined as having the scratch into glass faceplate and where cleaning the

CRT does not remove the scratch.

Power off the monitor you will found them easily.

Note: prevent belt, badges, buttons from scratching the CRT while lifting.

14．Important trouble

If you notice the monitor smoking, sparking, or current leakage, right now unplug the monitor

and take to repair.

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Lenovo LXH-GJ769F4 Bedienungsanleitung Seite 12