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Deflection System Adjustment
1.
Program the Remote Commander for operation in Service Mode.
[ See Page 23 ] and enter into the 'Geometry' service menu.
2.
Select and adjust each item in order to obtain the optimum image.
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V SIZE
V LIN
AFC BOW
V POSITION
H POSITION
H SIZE
PIN AMP
TRAPEZIUM
UP CORNER PIN
AFC ANGLE
LO CORNER PIN
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3
1
Sub Brightness Adjustment
1.
Input a Monoscope pattern.
2.
Program the Remote Commander for operation in Service Mode.
[ See Page 23 ].
3.
Press 'VIDEO' 'VIDEO' 13 on the Remote Commander.
4.
Adjust the 'Sub-Brightness' data so that there is barely a
difference between the 0 IRE and 10 IRE signal levels.
Sub Contrast Adjustment
1.
Input a video signal that contains a small 100% white area on a
black background.
2.
Connect an digital voltmeter to Pin 10 of J701 [C Board].
3.
Program the Remote Commander for operation in Service Mode.
[ See Page 23 ].
4.
Adjust the Sub-Contrast [ Using 'VIDEO' 'VIDEO' '11' ] to
obtain a voltage of 105 +/- 5V.
Sub Colour Adjustment
1.
Receive a PAL colour bar signal.
2.
Connect an oscilloscope to Pin 5 of CN003 [A Board].
3.
Program the Remote Commander for operation in Service Mode.
[ See Page 23 ].
4.
Adjust the 'Sub Colour' [ Using 'VIDEO' 'VIDEO' '12' ] so
that the Cyan, Magenta and Blue colour bars are of equal levels
as indicated below.
B-Out Waveform
- 24 -
Same Level
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