Philips 231E1HSB, Service Manual

Page: 8 / 69

231E1 LCD
8
OSD Attention Signals
Clock & Phase Adjustment
Due to the different quality of video signal generated from
graphics cards. It is necessary to adjust CLOCK and PHASE
functions for the optimal video display of LCD monitor. So
maybe some flicker appeared as Fig.1 & 2.
Fig.1 Fig.2
Following steps will guide you to make correct adjustment of
CLOCK and PHASE:
a. Restart your computer.
b. Press
MENU to bring up OSD menu after the OS
(Operation System) boot up.
c. Press
UP
or
DOWN
to select the option of setup
and then press MENU to bring up its submenu as shown in
Fig.3.
d. Select the Clock or Phase adjustment items in submenu
and press
UP
or
DOWN
to adjust.
(If the phenomenon as Fig.1, you should adjust “ Phase ”)
(If the phenomenon as Fig.2, you should adjust “ Clock ”)
e. Quit OSD by press MENU button to save the settings.
Fig.3
However, CLOCK and PHASE functions are only available while
analog video signal is supplied. Operating unit under digital signal
state, the video clock information can be obtained from graphics
cards directly. So, it is unnecessary to adjust these functions.
OSD Attention signal
The monitor will detect various display situation automatically.
When the monitor detects the problems, the screen will show the
different warning signals to remind you what is happen to your
monitor.
1. CHECK CABLE CONNECTION
This screen appears if there is no video signal input. Please
check that the signal cable is properly connected to the video
card of PC and make sure PC is on.
2. AUTO ADJUSTMENT
This screen appears when you touch the AUTO button.
It will disappear when the monitor is properly adjusted.
3. USE 1920X1080@60HZ FOR BEST RESULT
This message appears when the video mode input is not
the recommended 1920*1080@ 60Hz. Other modes
may result in some picture distortion. Please adjust the
video mode to 1920*1080 @ 60Hz for best display
quality.
4. 85HZ OVERDRIVE MESSAGE
This message appears when the video mode input is
more than 85 HZ. The message “THIS IS 85HZ
OVERDRIVE,CHANGE COMPUTER DISPLAY INPUT TO
1920X1080@60HZ”
is warmed, around 5 seconds in each minutes, after 10
minutes will go into power saving mode.
5.
NO VIDEO
INPUT( ENTERING SLEEP MODE
If input VGA you are selecting is not signal input, following
message will appear on the screen.
After 5 s, the monitor will go into power saving mode,
following message will appear on the screen.
Please check that the signal available is properly
connected to the video card of PC and make sure PC is
on.