Philips 107P4074 User Manual
Page 56
The screen says
"CONTROL MENU IS
LOCKED" when you
press the OK knob
Press the OK knob and hold for around 15 seconds to release
the lock.
●
Picture is too large or too
small
Adjust the Horizontal Size and/or Vertical Size. Refer to the On
Screen Display chapter for details.
●
Edges of the picture are
not square
Refer to the Adjust Shape item in On Screen Display chapter for
details.
●
Color appears blotchy
Remove any nearby magnetic objects.
●
"Degauss" your monitor. Refer to the Degauss item in On Screen
Display chapter for details.
●
Face the monitor toward the East for the best picture quality.
●
Missing one or more
colors
Make sure the monitor cable is properly connected to your
computer.
●
"Degauss" your monitor. Refer to the Degauss item in On Screen
Display chapter for details.
●
Check to see if the monitor cable has bent pins.
●
Check the Color Temperature. Refer to the Color Temperature
item in On Screen Display chapter for details.
●
Dim Picture
Make sure the Brightness and Contrast controls are set correctly.
●
"Degauss" your monitor. Refer to the Degauss item in On Screen
Display chapter for details.
●
Picture has double image
Eliminate the use of extension cables and/or video switch box.
●
Adjust Moire to zero. Refer to the Adjust Moire item in On Screen
Display chapter for details.
●
Picture is not sharp
Low down the Contrast and/or Brightness level.
●
Adjust Moire to zero. Refer to the Adjust Moire item in On Screen
Display chapter for details.
●
"Degauss" your monitor. Refer to the Degauss item in On Screen
Display chapter for details.
●
Unstable picture
Increase the refresh rate of video signal at least to 75Hz. Refer to
the Quick Start Guide or contact your computer vender for
details.
●
Adjust Moire to zero. Refer to the Adjust Moire item in On Screen
Display chapter for details.
●
For further assistance, refer to the
Consumer Information Centers
list to contact your local Philips
distributor.
Troubleshooting
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