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DP-4X PinP (SUB) PICTURE AMPLITUDE ADJUSTMENT
Preparation for Adjustment
•
Sub Brightness adjustment should be fin-
ished.
•
Start adjustment 20 minutes after the
power is turned on.
•
Condition should be set as follows:
•
Contrast = MAX
•
Brightness = Center
•
"PIP" mode is SPLIT Mode.
•
Receive ANT A NTSC white signal
(amplitude 1V p/p) main and sub picture.
Do not use Video Input signal" Video/S-
Video/YPBPR/DVI.
•
Connect Probe on the P852 (CRT
PWB — Green) to check sub-picture am-
plitude.
Adjust SUB CNT data until peak white of PinP matches peak white of the main picture.
Adjustment Procedure:
1. Go to I
2. Scroll down to "SUB CONT".
3.
4.
5.
Oscilloscope range: (10V / 5usec)
2
C adjustment Mode.
Press the "PIP" button on the Remote Con-
trol.
Press "MENU" on remote to scroll through
adjustment pages, until TA1270-M appears
at the top of the page.
Observe P852 on the CRT PWB and
change the "SUB CONT (TV-S)" I
that the amplitude of the Sub Picture is the
same level as that of the main picture.
Shown below. Exit Service Menu.
2
C data so
PAGE 08-35
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