Sony FD Trinitron KV-32FQ70B, Service Manual

Page: 23 / 78

- 23 -
Sub Colour Adjustment
1. Receive a PAL colour bar signal.
2. Connect an oscilloscope to Pin 6 of CN7001 [A Board].
3. Program the Remote Commander for operation in Service Mode.
[ See Page 22 ].
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.
Same Level
B-Out Waveform
Sub Brightness Adjustment
1. Input a Monoscope pattern.
2. Program the Remote Commander for operation in Service Mode.
[ See Page 22 ].
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.
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 J7376 [C Board].
3.
Program the Remote Commander for operation in Service Mode.
[ See Page 22 ].
4. Adjust the Sub-Contrast [ Using ‘VIDEO’ ‘VIDEO’ ‘11’ ] to
obtain a voltage of 105 +/- 5V.
Sub Contrast Adjustment
U N E M R O R R E
2 0 E
3 0 E
4 0 E
5 0 E
6 0 E
7 0 E
8 0 E
9 0 E
0 1 E
1 1 E
2 1 E
3 1 E
4 1 E
5 1 E
6 1 E
E M I T G N I K R O W
S R U O H
S E T U N I M
P C O
P V O
C N Y S V
R K I
C II
M V N
T O R P H
R E N U T
P D N U O S
-
E T A R N A C S
C A D
D N E K C A B
N O C N Y D
P I P
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4 1
7
T S U J D A F I
e t u m o t u A
n i a G o i d u A
g n it a G L
1
0
0
D N U O S
N - M
D - M
S - M
M - S
M - D
M - N
E B B
1 B
2 B
3 B
4 B
5 B
L W S
F W S
D A C M A C I N
r o r r E M A C I N
o e r e t S
) 1 1 5 , 0 (
) 1 - , 8 2 1 - (
) 7 2 1 + , 0 + (
) 7 2 1 + , 0 + (
) 1 - , 8 2 1 - (
) 3 2 0 1 , 0 (
) 8 6 + , 0 + (
) 6 9 + , 6 9 - (
) 6 9 + , 6 9 - (
) 6 9 + , 6 9 - (
) 6 9 + , 6 9 - (
) 6 9 + , 6 9 - (
) 0 + , 8 2 1 - (
) 0 4 + , 5 + (
) 7 4 0 2 , 0 (
) 7 2 1 + , 8 2 1 - (
1 0 0 0 1
0 0 2
0 2 -
0 2 +
0 1 +
0 1 -
6 9 4
8 2 +
0 +
0 +
0 +
0 +
0 +
0 +
0 3 +
0
0 +
s u t a t S 0 1 1 0 0 0 0 0 0 0
C A D
G I F N O C
T N O C N I P M
N I L H
P A R T H
L I O C . T O R
H P S U C O H P
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
) 5 5 2 , 0 (
0 0 0 0 0 0 0 0
6 9
3 8
7 2 1
0 3 1
0 9
E C I V R E S
L O C B U S
E U H B U S
P R A H S B U S
T H G I R B B U S
T N O C B U S
E V I R D - R
E V I R D - G
E V I R D - B
F F O T U C R
F F O T U C G
F F O T U C B
T X T r B
D S O r B
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 5 1 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 3 6 , 0 (
) 5 1 , 0 (
) 5 1 , 0 (
j d A
1 3
0 3
3 1
2 1
0 5
j d A
j d A
8 2
4 2
6 4
7
0 1