Troubleshooting

Display position is incorrect

Image vibrates on the screen Vertical flicker appears

Press "MENU" key to select "ADJUST POSITION" control at PC mode or press "MENU" and "DOWN" hot keys at front control together to automatically adjust the position.

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

Press "MENU" and "DOWN" hot keys at front control together to automatically adjust at PC mode.

Press "MENU" key to select "AUTO".

Horizontal flicker appears

The screen is too bright or too dark

An after-image appears

Press "MENU" and "DOWN" hot keys at front control together to automatically adjust at PC mode.

Press "MENU" key to select "AUTO".

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

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

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Philips 170T4 manual Troubleshooting