Cv Board Schematic Diagram - Sony TRINITRON KV-20FS120 Service Manual

CV BOARD SCHEMATIC DIAGRAM

1 | 2 | 3
A
TO A BOARD
T585(FBT)
—
CN1753
G2
G2 1
B
Q761
2SD601A-QRS-TX
— +9V
BUFFER
R763
Q762
R762 15k
2SD601A-QRS-TX
1k 1/10W
BUFFER
1/10W
D763
MA111-TX
C
R760
R765
4.7k
2.2k
1/10W
R766
R764 1/10W
3.3k
270
1/10W
1/10W
—
+9V
R773
Q771 R772
15k
2SD601A-QRS-TX 1k
1/10W 1/10W
BUFFER
2SD601A-QRS-TX
D773
D
MA111-TX
R770
R775
4.7k
2.2k
1/10W
1/10W R776
R774
3.3k
270
1/10W
— 1/10W
+9V
R783
R782
1k 15k
1/10W 1/10W
D783
E MA111-TX
Q781
2SD601A-QRS-TX
BUFFER
R785
R780
2.2k
4.7k
R784 1/10W
1/10W
270
1/10W R786
3.3k
B
—
1/10W
G
TO A BOARD
CN301
F R
1
VM
9
R
8
E 2
7
E 6
—
G 5
B 3
4
N/S
3
IK 2
9V 1
G
CN1752
9P
B+
6
200V
5
— NC 4
HEATER 3
VD+ 2
E
1
CN1751
R1784
H 6P
10.0 MM
2SD601A-Q
VERT DEFL
TO A BOARD
CN586
—
JR710
I 0
—
KV-20FS120/21FM120/21FS120/21FA310/24FS120/25FS120
| 4 | 5 | 6
C1752
R1761
0.0047
*
2kV
E
R1762
*
Q763
2SD601A-QRS-TX
BUFFER
RV1750
110M
D762
R767
MA111-TX 5.6k
1/10W
R768
1k
1/10W
IC1751
Q772
B TDA6108JF/
N1B
BUFFER
Q773
5 6
4
2SD601A-QRS-TX
BUFFER
R777
D772 5.6k
D1701
MA111-TX 1/10W
RD9.1EW-T1
R778 1 2 3 4 5 6 7 8 9
1k
1/10W
B
B
G
Q782
L1751
2SD601A-QRS-TX
BUFFER
G
C1751
Q783 R
2SD601A-QRS-TX C1753
0.1
BUFFER
250V
D782
R787
MA111-TX
5.6k
R
1/10W R788
1k
1/10W
JW702
7.5MM 5
C1774
1 C1775
25V 470
16V
R1787
C1755
22k 4
2.2
1/10W
JW1701 250V
*
C1778
47
R1781
Q1772
27k
1/10W
C1777
4.7
R1788 RV1701
50V
2.2k 47k
| 7 | 8 | 9 |
R1760
100k
1/2W
J1751
G4
3
CV
1
13
G1-3
12
11
KR
KG
C1754
0.001
R1758 50V
1k B
1/2W
C915
R1785
0.01
33
25V
C912 B
R1756 1000
1k
R1765 1/2W
100
1/4W
R1757
R1764
1k
100 R923
1/2W
R917
1/4W 47
1k
1/4W
1/10W
1/10W
D1755
1SS83TD
R1763
D1754
100
1SS83TD
1/4W
D1756
1SS83TD
D903
1SS133T-77
2SD601A-QRS-TX
R914
270
1/10W
C908
470
16V
L901
+9V
C909
0.0047
6 7 8
500V
R909
E
47
IC1707
1/2W
NJM4556AD
NS AMP
R1779
*
3 2 1 R908
560
1/4W
R1778
10k
1/10W
R1780
22k
1/10W
R1789 B+
4.7k
10 | 11 | 12 |
CN1755
0P
1 E
G2
5
6 G1-1
7
H1
H2
8
9
G1-2
10
KB
D1758
PG104R
R1770
560k
1/2W
+9V
R920
820 Q906
1/10W 2SD601A-QRS-TX
BUFFER
R919
R922
100 R921
22
1/10W 10k
C914 1/10W 1/4W
0.047
50V
R918
100 Q905
1/10W 2SB709A-QRS-TX
BUFFER
R916
1k
R915
1k
1/10W Q903
2SD601A-QRS-TX
AMP
Q904 C911
100
25V
R913
AMP
15
R911
R912 15
220
1/10W
1 N/S COIL
2
3 N/S COIL
CN1707
3P
R910
180
C907 C910
Q902 3W
33 0.1
Q901
KTA1659A R902
160V 200V
KTC4370A
VM DRIVE 1 2.7
VM DRIVE 2
1/4W
R907 R905
R901
2.7 1k
47
1/4W 1/4W
1/4W
C903
D902 D901
470
MTZJ-T-77- MTZJ-T-77-
16V CN903
39 39
3P
R906 3 E
18k
C906 C904 R904
2
1/4W NC
0.001 0.001 18k
50V 50V 1/4W
1 VM
R903
C901
560
2.2
1/4W
C902
C905 160V
0.047
0.047
50V
200V
R.G.B. DRIVE
CRT DRIVE
VELOCITY MODULATION
9-965-959-01<BA6S>CV
KV-20FS120/21FM120/21FS120/21FA310/24FS120/25FS120
13 | 14 |
CRT
KG KB G2
27V: TIGER
H
CRT
27V: TIGER
HV
CV KR G1 G4
CV BOARD WAVEFORMS
1 2
1.3V p-p (H) 1.2V p-p (H)
4
3
1.0V p-p (H) 145.3V p-p (H)
6
5
117.0V p-p (H) 120.3V p-p (H)
N/S COIL
-
+
45