C Board Schematic Diagram - Sony TRINITRON KV-27FV310 Service Manual

C BOARD SCHEMATIC DIAGRAM

1 | 2 | 3
A TO A BOARD
(T505)
R717
(1P) *
G2
R718
*
1
— CN704 0P
B
C707
0.0047
2kV
E
—
CN707
C
*
R 4
B 3
HOLD-DOWN 2
GND
1
—
TO CN303
A BOARD
L701
D
CN705
8P
IK
1
GND
2
R 3
R722 100 1/4W
B
— 4
R723 100 1/4W
G
5
R724 100 1/4W
N/S 6
N/S MUTE
7
H-TRAP
8
C710
E
TO A BOARD
CN503
CN706
7P
200V 7
C704
— N.C. 6
10
GND 250V
5
HEATER
4
-15V 3
+12V
2
F
HOLD-DOWN 1
R720
2.2k
Q701
1/10W
2SD601A
N/S MUTE
R703
100
1/10W
—
Q700
2SD601A
R721
N/S MUTE
TO N/S COIL 2.2k
1/10W
N/S COIL-
1
R719
N.C.
2
220
G
2W
N/S COIL+
3
CN701 R706
1
3P
1/4W
—
H
—
I
—
J
—
| 4 | 5 | 6
R716
100k
1/2W
J701
G4 G2
3 5
6 G1-1
CV
1 7
H1
RV701
8 H2
110M
13 9
G1-3 G1-2
12 10
11
KR KB
KG
R715
560k
1/2W
D704
PG104R
IC702
R714
TDA6108JF/N1B
100
1/2W
CRT DRIVE
C711
0.001
50V
B
R713
R712 R711
1 2 3 4 5 6 7 8 9 1k 1k
1k
1/2W 1/2W
1/2W
R710
100
1/4W
C705
10 C706
250V 0.1
250V
R709
100
1/4W
R708
100
1/4W
D702 D703 D701
1SS83TD 1SS83TD
1SS83TD
C709
10
R700 50V
22k
1/4W
10
50V
IC703
NJM78M09FA
9V REG
I O
R701
G
C713
10k
R725
10
1/10W
2.2k
50V
1/10W
Q703
R702
C708 2SD601A
120 IC701
H-TRAP
LA6500-FA
N/S AMP
R727
2.2k
1/10W
1 2 3 4 5
-15V
R726
4.7k
1/10W
C703
47
R704
25V
2.7k
R705
10k
1/4W
C702
0.1
50V
R707
1.5
1/4W
C701
47
25V
9-965-939-01<BA5D>C
| 7 | 8 | 9
KG KB G2
CRT
H
CV KR G1 G4 HV
CRT EARTH
E
1
CN702
0P
C714
47
25V RV702
47k
CRT DRIVE
RGB DRIVE
— 54 —
| 10 | 11 | 12 |
C BOARD WAVEFORMS
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KV-27FV310/29FV310/32FV310/36FV310
13 | 14 | 15 |
C BOARD IC
VOLTAGE LIST
IC701 IC703
PIN VOLT PIN VOLT
1 0.3 I 12.0
2 0.3 0 9.0
3 -13.0 G GND
4 0.5
All voltages are in V.
5 12.0
IC702
PIN VOLT
1 2.2
2 2.2
3 2.2
4 GND
5 5.0
6 200.0
7 139.7
8 142.0
9 138.6
C BOARD TRANSISTOR
VOLTAGE LIST
B C E
Q700 0.3 0.8 GND
Q701 0.3 0.3 GND
Q703 6.0 6.5 5.5
All voltages are in V.