Troubleshooting - Philips SH3L 170X4 Service Manual

10
170X4
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Common Problems
Having this problem?
No Picture
(Power LED not lit)
No Picture
(Power LED is amber or yellow)
Screen says
Screen says
AUTO button not worki ng properly
Imaging Problems
·
·
Display position is incorrect

Troubleshooting

Check these items
·
Make sure the Power cable is
plugged to the wall and the
back of the monitor.
·
Firstly, ensure that the power
button on the side of the
monitor is in the OFF position ,
then press it to ON position
again.
·
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 Savingfeature
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.
·
Make sure the vertical sync of
input signal is within the range
of 56 ~ 75 Hz.
·
Change the refresh rate to
56~75Hz within 10 minutes.
·
Re-power on monitor to start
over again if you failed to
change the refresh rate within
10 minutes.
·
The Auto Function is designed
for use on standard Macintosh
or IBM-compatible PCs running
Microsoft Windows.
·
It may not work properly if you
are using non -standard PC or
video card.
Press the Auto button.
Adjust the image position using the
Horizontal Position &/or Vertical
Position in OSD Main Controls.
·
Image vibrates on the screen
Vertical flicker appea rs ·
·
Horizontal flicker appears
·
·
·
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
·
·
TM
LightFrame doesn't work
For further assistance, refer to the
and contact your local Philips distributor.
Check that the signal cable is
properly connected to the graphics
board or PC.
Press the Auto button.
Eliminate the vertical bars using the
Clock Adjustment of VIDEO NOISE
in OSD Main Controls.
Press the Auto button.
Eliminate the horizontal bars using
the Phase Adjustment of VIDEO
NOISE in OSD Main Controls.
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, p lease
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 disappe a r after a
given amount of time
The remaining dots are normal
characteristic of the liquid crystal
used in today's technology.
Press the Auto button.
TM
Activate the LightFrame software
again.
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