C Board Schematic Diagram - Sony TRINITRON KV-34FV310 Service Manual

C BOARD SCHEMATIC DIAGRAM

1 | 2 |
A
TO A BOARD
(T505)
R717
4.7
(1P)
G2
R718
— 1.8
1
CN704 0P
B
—
C
CN707
*
R 4
B
— 3
HOLD-DOWN 2
GND 1
D
TO CN303
A BOARD
CN705
8P
—
IK 1
1 3
GND
2
R
3
R722 100 1/4W
B 4
R723 100 1/4W
G
E 5
R724 100 1/4W
N/S
6
2
N/S MUTE 7
H-TRAP
8
TO A BOARD
—
CN503
CN706
7P
200V
7
C704
N.C. 6
F
10
250V
GND
5
HEATER
4
-15V 3
+12V
2
—
HOLD-DOWN
1
R720
2.2k
1/10W
G
R721
TO N/S COIL 2.2k
1/10W
COIL-
N/S 1
—
R719
N.C. 2
220
2W
N/S COIL+
3
CN701
3P
H
—
I
3 | 4 | 5 | 6
R716
100
1/2W
C715
4700p C716
4700p
J701
G4 G2
3 5
G1-1
6
CV
1 7
H1
RV701
H2
8
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
5
6
4
R712 R713 R711
1 2 3 4 5 6 7 8 9 1k 1k 1k
1/2W 1/2W
1/2W
R710
100
1/4W
L701 C705
10 C706
250V 0.1
250V
R709
D705 RD9.1EW-T1 100
R708 1/4W
100
1/4W
D702 D703 D701
1SS83TD 1SS83TD 1SS83TD
C709
10
50V
R700
22k
1/4W
C710
10
50V
IC703
NJM78M09FA
9V REG
I
R701 G
10k
1/10W
Q701
2SD601A R702
C708
N/S MUTE 120
R703 IC701
100
LA6500-FA
1/10W
N/S AMP
Q700
2SD601A
1 2 3 4 5
N/S MUTE
-15V
C703
47
R704
25V
2.7k
R705
10k
R706
1/4W
1 C702
1/4W 0.1
50V
R707
1.5
1/4W
C701
47
25V
| 7 | 8 | 9
KG KB G2
CRT
H
CV KR G1 G4 HV
CRT EARTH
E
1
CN702
0P
E
1
CN703
0P
C711
0.001
50V
B
O
C713
R725
10
2.2k
50V
1/10W
Q703
2SD601A
H-TRAP
C714
47
25V
RV702
R727
47k
2.2k
1/10W
R726
4.7k
1/10W
CRT DRIVE
RGB DRIVE
9-965-954-01<BA5D>C
— 56 —
C BOARD WAVEFORMS
|
1 3
4.10 p-p (H)
2 4
3.50V p-p (H)
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
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
All voltages are in V.
C BOARD TRANSISTOR VOLTAGE LIST
B C
0.3 0.8 GND
Q700
0.3 0.3 GND
Q701
6.0 6.5 5.5
Q703
All voltages are in V.
KV-34FV310/38FV310
5
3.50V p-p (H) 145.3 V p-p (H)
6
164.1V p-p (H)
134.4V p-p (H)
E