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KV-EX29M67/EX29M97/EX34M67/EX34M97
6-5. G2 (SCREEN) AND WHITE BALANCE
ADJUSTMENTS
1. G2 (SCREEN) ADJUSTMENT
1) Set the PICTURE and BRIGHTNESS to normal.
2) Put to VIDEO input mode without signals.
3) Connect R, G and B of the C board cathode to the
oscilloscope.
4) Adjust BRIGHTNESS to obtain the cathode voltage to the
value below.
5) Whilst watching the picture, adjust the screen VR [RV9002]
located on the C board to the point just before the retrace
lines disappear (to the point before cut-off)
2. WHITE BALANCE ADJUSTMENT
1) Set to Service Mode (Refer Section 7-1: ADJUSTMENTS
WITH COMMANDER).
2) Input white raster signal.
3) Set the following condition.
PICTURE minimum, BRIGHTNESS 50%
4) Select GCT (WHB 7) and BCT (WHB 8) with
and adjust the level with
balance.
5) Set the PICTURE to maximum.
6) Select GDR (WHB 4) and BDR (WHB 5) with
and adjust the level with
balance.
7) Write into the memory by pressing
RM-963
cathode setting voltage:
170 V ± 2 (VDC)
0 V
[1]
[4]
and
[3]
[6]
and
for the best white
[1]
[4]
and
[3]
[6]
and
for the best white
[MUTING]
[0]
then
.
,
,
– 38 –
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