Sony KV-21FA240 Service Manual ▷ View online
KV-21FA240
KV-21FA240
42
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A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
A BOARD SCHEMATIC DIAGRAM (6 OF 6)
F4
CH
C917
470p
W054
RN-CP
1k
R904
5%
0 . 2 2
C902
INL2
RN-CP
150
R931
5%
RN-CP
220
R925
5%
W016
CHIP
0
JR1903
2012
16V
F
C906
1
RN-CP
100
R9031
5%
RN-CP
10k
R946
5%
RN-CP
39k
R908
5%
RN-CP
75
R929
5%
470p
CH
C916
P1
P10
F1
RN-CP
220k
R921
5%
470p
CH
C925
INR1
P14
P9
P15
MON-OUT
1000p
B
C979
TU-AGC
RN-CP
27k
R9027
5%
RN-CP
100
R9018
5%
RN-CP
100
R9019
5%
9V
F1
1000p
B
C975
P1
CHIP
R9005
0
1
C907
RN-CP
470k
R914
5%
RN-CP
220
R911
5%
INR2
W028
16V
0 . 1
C062
B
16V
2 . 2
F
C901
P16
P10
F2
D1_JP/MODE1_EU
RN-CP
27k
R9026
5%
S2
W051
UDZS-5.6B
D916
16V
2 . 2
F
C900
16V
1
F
C919
INL1
RN-CP
75
R930
5%
RN-CP
470
R910
5%
B_INT
16V
1
F
C909
MM3Z5V6ST1
D915
16V
470
C903
UN2216-TX
Q902
F2
OUTR
W017
16V
1
F
C908
RN-CP
39k
R907
5%
W005
PDZ3.6B-115
D932
RN-CP
470k
R924
5%
INR3
J901
1
2
3
6
7
4
5
5
8
9
9
10
11
12
13
14
15
16
17
18
18
1
2
3
4
5
5P
CN904
AGC
GND
BI
N
T
B
DAT
BC
L
K
PDZ3.6B-115
D931
RN-CP
100
R9036
5%
P7
CHIP
0
R933
RN-CP
100
R9030
5%
D1_JP/MODE2_EU/MONSW-MONO
2SA1235TP-1EF
Q900
P16
1/10W
RN-CP
R916
220k
5%
F3
P3
RN-CP
100
R9020
5%
470p
CH
C911
P7
RN-CP
100
R9023
5%
16V
0 . 1
C067
B
CVBS1/Y1
470p
CH
C914
JL964
RN-CP
10k
R989
5%
RN-CP
220k
R920
5%
P11
RN-CP
100
R9028
5%
P15
B_DAT
RN-CP
220k
R940
5%
RN-CP
1k
R902
5%
220k
R915
5%
W006
RN-CP
75
R9053
5%
OUTL
P11
W052
F4
470p
CH
C922
INL3
UN2216-TX
Q901
RN-CP
470k
R913
5%
16V
2 . 2
F
C967
RN-CP
R909
5%
39k
RN-CP
220
R927
5%
CHIP
0
R932
16V
0 . 1
C060
B
RN-CP
75
R928
5%
W007
470p
CH
C910
P18
P12
470p
C912
RN-CP
75
R917
5%
RN-CP
470
R906
5%
B_CLK
S1/VC
P5
P9
RN-CP
220
R926
5%
P5
F3
5
JW1901
CHIP
0
R9050
CVBS2/Y2
W059
W057
P12
5V
1608
50V
CH
C913
470p
16V
100
C956
47uH
L902
RN-CP
220k
R941
5%
W035
RN-CP
10k
R945
5%
RN-CP
39k
R905
5%
1
2
3
4
5
5P
CN905
YEL
Y OUT
GND
U OUT / FB
GND
V OUT
P14
P5
P18
P9
MM3Z5V6ST1
D918
P3
L
R
V
J903
RN-CP
100
R9022
5%
CHIP
0
R9006
MON-MUTE-AUDIO
16V
1
F
C918
470p
CH
C915
25V
0.22
C955
RN-CP
100
R9025
5%
UDZS-5.6B
D908
UDZS-TE17-9.1B
D900
P12
P11
P10
R2
MON OUT
L1
V I D E O I N 2
Y
TO A BOARD
L OUT
R1
VIDEO2
U
S I N
A 6/6
R OUT
L ( Y U V )
L2
V
V1
CN007
V I D E O I N 1
R(YUV)
2 . 0
1 . 3
0 . 2
0 . 0
0 . 0
TERMINAL BLOCK
F O R J I G
A-1152-513-A<BX1S>A-P6
KV-21FA240
KV-21FA240
44
C BOARD SCHEMATIC DIAGRAM
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2 |
3
|
4
|
5
|
6
|
7
|
8
A
—
B
—
C
—
D
—
E
—
F
—
G
1
CN704
1P
1000V
110M
RV750
0.1W
1SS133
D781
500V
1000p
C787
250V
4 . 7
C754
1/2W
560k
R773
1SS244-T-77
D755
1
2
3
4
5
WHT
5P
CN703
200V
NC
GND
H1
NC
5
JW1782
2W
RS
R781
0 . 5 6
1/2W
100
R765
250V
10
C751
PG102R
D750
1/2W
100
R764
1/2W
1k
R756
5%
50V
1000p
B
C782
1/2W
1k
R757
5%
1/2W
FPRD
100k
R795
R774
150
3W
RS
RN-CP
680
R752
5%
2kV
4700p
E
C752
1SS244-T-77
D756
1SS133
D780
R713
0
1
2
3
4
5
6
7
7P
CN701
WHT
GND
B
G
R
GND
1K
9V
RN-CP
680
R754
5%
5
JW1781 &
250V
4 . 7
C781
RN-CP
680
R753
5%
5
JW1783
1SS244-T-77
D754
500V
B
C753
1000p
1
2
9
8
7
6
5
4
3
TDA6108A
IC751
BI
N
GI
N
RI
N
GND
IK
VDD
RO
U
T
GO
U
T
BO
U
T
1000p
B
C786
1/2W
470k
R780
1
1P
CN705
GND
3
4
5
6
7
8
9
10
11
13
1
GND
GND
1
J752
22uH
L780
1/2W
100
R783
1/4W
0 . 4 7
R794
C783
1000p
50V
B
MM3Z5V6ST1
D782
1/2W
100
R763
1/2W
1k
R758
5%
1/4W
22
R796
CN004
C BOARD
4
1 . 7
1
2
5
B
3
1 3 9 . 2
A-1179-571-A<BX1S>C
G
RGB DRIVE
1 3 8 . 4
4 . 2
CN801
R
TO A BOARD
1 4 9 . 0
1 . 7
CRT DRIVE
RCV
1 . 6
FV
6
TO A BOARD
TO T801
C BOARD WAVEFORMS
3
2
1
1.6V p-p (H)
1.2V p-p (H)
1.4V p-p (H)
124.0 V p-p (H)
4
104.0 V p-p (H)
5
116.0V p-p (H)
6
KV-21FA240
KV-21FA240
45
1
7
1
5
28
9
1
1
7
1
5
1
2
9
8
B
G
R
GND
1K
9V
200V
NC
GND
NC
H1
R6
A-1185- 878-A
BO
U
T
GO
U
T
RO
U
T
RI
N
GI
N
BI
N
GND
VDD
IK
1-867-024-34
(1-726-062-34)
G4
G1-3
RCV
G2
G1-1
H1
H2
G1-2
KB
KG
KR
1
3
4
5
6
7
8
9
10
11
13
GND
2
A
B
D750
D754
D755
D756
IC751
D780
D781
A701
A702
A703
A704
A705
RV750
L750
CN701
CN703
CN704
CN705
L780
L781
L782
L783
R756
R757
R758
R760
R763
R764
R765
R773
R774
R780
R781
R783
C751
C752
C753
JW700
C754
JW701
JW702
JW703
R794
R795
EY701
EY703
EY706
EY707
JW1750
C781
C782
C787
JW1781
JW1782
JW1783
R796
CN706
J752
EY708
J751
PF
LP
13
1
1
1
7
1
5
28
9
1
1
A
B
C
2
3
4
COMPONENT SIDE
[CRT DRIVE, RGB DRIVE]
C
B
E
1
7
1
5
2
1
8
9
200V
NC
NC
GND
H1
B
G
R
GND
1K
9V
1-867-024-34
(1-726-062-34)
B IN
G IN
R IN
GND
IK
VDD
R OUT
G OUT
B OUT
GND
KR
KG
G1-3
KB
G1-2
H2
H1
G1-1
G2
RCV
G4
1
3
4
5
6
7
8
9
10
11
1
GND
R6
B
A
JW1750
C753
L783
A701
R795
L750
D750
CN703
D756
C787
R757
R756
A705
CN704
IC751
R794
R758
RV750
C781
R781
R773
R763
A702
D754
EY707
R780
L782
C782
C754
R774
R764
A703
EY703
L780
D781
EY701
C751
CN705
D780
R783
R765
A704
EY706
C752
R760
L781
JW1781
CN701
D755
C789
R785
R777
R767
Q701
C786
R784
R776
R766
C788
R786
R778
R768
R752
C790
C759
R713
R753
C783
R775
R754
JW1782
R796
CN706
J752
J751
M
D
D
13
13
D782
B
E
1
A
B
C
2
3
4
CONDUCTOR SIDE
[CRT DRIVE, RGB DRIVE]
C
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