Troubleshooting

Display position is incorrect

Image vibrates on the screen Vertical flicker appears

Push the Auto button.

Adjust the image position using the Horizontal Position &/or Vertical Position in OSD Main Controls.

Check that the signal cable is properly connected to the graphics board or PC.

Push the Auto button.

Eliminate the vertical bars using the Clock Adjustment of VIDEO NOISE in OSD Main Controls.

Horizontal flicker appears

Push the Auto button.

Eliminate the horizontal bars using the Phase

Adjustment of VIDEO NOISE in OSD Main

Controls.

The screen is too bright or too dark

An after-image appears

Adjust the contrast and brightness in OSD Main Controls. (The backlight of the LCD monitor has a fixed life span. When the screen becomes dark or begins to flicker, please contact your dealer.

If an image remains in the screen for an extended period of time, it may be imprinted in the screen and leave an after-image. This usually disappears after a few hours

An after-image remains after the power has been turned off.

This is characteristic of liquid crystal and is not caused by a malfunction or deterioration of the liquid crystal. The after-image will disappear after a set amount of time

Green, red, blue, dark, and white dots remains

The remaining dots are normal characteristic of the liquid crystal used in today’s technology.

For further assistance, refer to the Consumer Information Centers list to contact your local Philips distributor.

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Philips 150P3C user manual Horizontal flicker appears