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3-4. 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 G2 (Screen) volume to the value below.
178 V ±2(VDC)
0 V
2. WHITE BALANCE ADJUSTMENT
1) Set to Service Mode (Refer Section 5-1: ADJUSTMENTS
WITH COMMANDER).
2) Input white raster signal.
3) Set the PICTURE to minimum.
4) Select GCT (WHB 4) and BCT (WHB 5) with
adjust the level with
5) Set the PICTURE to maximum.
6) Select GDR (WHB 1) and BDR (WHB 2) with
adjust the level with
7) Write into the memory by pressing
3. SUB BRIGHT ADJUSTMENT
1) Set to service mode.
2) Input a staircase signal of black to white from the pattern
generator.
3) BRIGHTNESS .... 50%.
PICTURE ............ MINIMUM
4) Select SBR (WHB7) with
[3]
[6]
level with
and
dimly lit.
White
– 39 –
KV-XF29M50/XF29M63/XF29M80
KV-XF29M83/XF29M90
[1]
and
[3]
[6]
and
for the best white balance.
[1]
and
[3]
[6]
and
for the best white balance.
[MUTING]
then
[1]
[4]
and
, and adjust SBR (WHB7)
so that the second stripe from the right is
second from the right
Black
RM-954
[4]
, and
[4]
, and
[0]
.
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