Troubleshooting - Philips HUDSON4 150S5FG/00 Service Manual

8
190P5
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This page deals with problems that can be corrected by the user. If the
problem still persists after you have tried these solutions, contact your
nearest Philips dealer.
Common Problems
Having this problem?
No Picture
(Power LED not lit)
No Picture
(Power LED is amber)
Screen says
Imaging Problems
Display position is incorrect
Image vibrates on the
screen
Vertical flicker appears
Horizontal flicker appears
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Troubleshooting

Check these items
Make sure the power cord is
plugged into the power outlet
and into the back of the
monitor.
Make sure the computer is
turned on.
Make sure the signal cable is
properly connected to your
computer.
Check to see if the monitor
cable has bent pins.
The Energy Saving feature
may be activated
Make sure the monitor cable
is properly connected to your
computer. (Also refer to the
Quick Set-Up Guide).
Check to see if the monitor
cable has bent pins.
Make sure the computer is
turned on.
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".
Press "MENU" and "DOWN"
hot keys at front control
together to automatically adjust
at PC mode.
Press "MENU" key to select
"AUTO".
The screen is too bright or
too dark
An after-image appears
An afterimage remains after
the power has been turned
off.
Green, red, blue, dark and
white dots remain.
Visible brighter spots in
dark scenes
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.
This is characteristic of liquid
crystal and is not caused by a
malfunction or deterioration of
the liquid crystal. The
afterimage will disappear after
a period of time.
The remaining dots are normal
characteristic of the liquid
crystal used in today's
technology.
The brighter spots are normal
when the ambient light is very
low.
Increase the ambient light to
make the spots invisible