Read Sony KV-21FA240 Service Manual online
KV-21FA240
KV-21FA240
37
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A
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B
—
C
—
D
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E
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F
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G
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H
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I
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J
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K
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L
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M
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N
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O
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P
A BOARD SCHEMATIC DIAGRAM (1 OF 6)
A BOARD WAVEFORMS
5
6
4
1.6 V p-p (H)
1.8 V p-p (H)
2.0 V p-p (H)
3
2
1
2.5 V p-p (V )
5.4 V p-p (H)
3.2 V p-p (H)
16V
100
C013
16V
2 . 2
F
C023
10
C050
1000p
B
C322
STBY_SW
1608
50V
CH
C032
10p
RN-CP
100
R058
5%
16V
0 . 2 2
B
C022
22
C024
L045&
10uH
9V
RN-CP
100
R025
5%
INL2
CVBS2/Y2
D1_JP/MODE1_EU
100p
CH
C021
OUTL
25V
0 . 0 1
B
C308
1
2
3
4
5
WHT
5P
CN007
YO
U
T
GND
U
OUT
/
FB
GND
VO
U
T
B_DAT
4 . 7
C037
SCL-0
MMDL914T1
D074
RN-CP
470
R337
5%
RN-CP
100
R030
5%
RN-CP
4 . 7 k
R336
5%
OCP-PROTECT
AFC-DEFL
8765
4
3
2
1
24WC16WI-TE13
IC003
RN-CP
10k
R340
5%
0 . 2 2
C082
25V
0 . 0 1
B
C018
1.8V_AUDIO
RN-CP
100
R385
5%
RN-CP
100
R323
5%
16V
0 . 1
B
C069
B_CLK
470p
CH
C301
10uH
L007
PH2LF
0 . 0 2 2
B
C325
RN-CP
2 . 2 k
R042
5%
16V
0 . 1
B
C093
16V
100
C056
RN-CP
100
R393
5%
VGUARD-DEF
L
CHIP
0
R324
0uH
FB007
ROT_CTRL
1
2
3
4
5
6
7
WHT
7P
CN004
GND
BO
U
T
GO
U
T
RO
U
T
GND
IK
9V
RN-CP
100
R038
5%
470p
CH
C010
RN-CP
220
R098
5%
G
R
SPB-25MVWF
D914
TP03
16V
100
C005
W033
10uH
L009
DGC-RELAY
RN-CP
100
R018
5%
2 . 2
C073
RN-CP
220
R097
5%
25V
B
C321
0 . 0 1
MMDL914T1
D056
IFVO/IF_MON_OUT
RN-CP
100
R386
5%
CVBS3
2SIF
SCARTHPL
RN-CP
4 . 7 k
R003
5%
16V
2 . 2
C044
F
P L L I F
CHIP
R363
0
2 . 2
C064
MMDL914T1
D002
47uH
L004
10V
0 . 4 7
B
C316
VIFIN1-IF
RN-CP
1k
R364
5%
16V
220
C317
100p
CH
C001
3 . 3
C065
MUN2211T1
Q001
RN-CP
10k
R010
5%
SIFIN2-IF
M-SYS-I
F
RN-CP
100
R341
5%
W011
47p
CH
C320
16V
0 . 1
B
C063
25V
6800p
B
C046
W034
0uH
FB006
RN-CP
100
R056
5%
0MHz
X001
RN-CP
100
R048
5%
INL3
RN-CP
6 . 8 k
R315
0.5%
ABL
MM3Z9V1ST1
D023
RN-CP
220
R099
5%
MM3Z5V6ST1
D055
RN-CP
470
R011
5%
W031
RN-CP
100
R380
5%
SDA-0
100
R384
5%
16V
0 . 2 2
B
C048
L040
10uH
16V
0 . 2 2
B
C025
25V
0 . 0 2 2
B
C049
PWR-OFF-MUTE
VZOOM
L047
10uH
16V
0 . 1
B
C038
0
JR1012
25V
47
C008
16V
0 . 1
B
C054
100p
CH
C090
INL1
INR3
W010
10V
470
C333
OUTR
1000p
B
C052
VCC
GND
OUT
RPM7240-H5F
IC002
INR2
2700p
B
C083
PG102R
D066
MM3Z9V1ST1
D075
1
2
3
WHT
3P
CN005
GND
NC
KEY
MMDL914T1
D071
CHIP
0
R356
16V
100
C036
16V
100
C004
1.8V_MAIN
16V
470
C002
100
R041
5%
RN-CP
5%
68k
R379
16V
0 . 1
B
C094
HOUT-DEFL
16V
0 . 1
B
C020
MMDL914T1
D003
1 . 5 k
R377
5%
47p
CH
C319
SCARTFBL/A16
L046
10uH
UN2216-TX
Q006
1608
CHIP
JR1016
0
VD+-DEFL
EWD-DEFL
0uH
FB005
B_INT
1000p
B
C089
1608
50V
CH
C034
10p
MON-OUT
RN-CP
2 . 2 k
R338
5%
RN-CP
100
R002
5%
2 . 2
C311
W063
RN-CP
100
R339
5%
16V
0 . 2 2
B
C030
16V
0 . 2 2
B
C042
RN-CP
12k
R044
5%
MONO_OUTL
L041
10uH
16V
0 . 1
B
C096
VDDC4_CAP
MM3Z5V6ST1
D065
25V
47
C026
AUDIO-STDBY
AUDIO-MUTE
1000p
B
C058
100p
CH
C003
RN-CP
6 . 8 k
R314
0.5%
2SA1235TP-1EF
Q010
2200p
B
C041
LSR-AUDIO
L042
10uH
RN-CP
1 . 5 k
R015
5%
0uH
FB008
MOMUTE-AUDIO
100
R039
5%
16V
0 . 2 2
B
C014
ROT_SW
RN-CP
0.5%
4 . 7 k
R320
RN-CP
100
R014
5%
RN-CP
220
R096
5%
RN-CP
100
R004
5%
100p
CH
C091
250V
0 . 1 5
C055
RN-CP
220
R087
5%
1000p
B
C312
MM3Z5V6ST1
D068
5V
MMDL914T1
D058
S2
LSL-AUDIO
C323
0 . 0 1
C1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
TDA12019H/N1E3F
IC001
VSSP2
VSSC4
VDDC4(1.8V)
VDDA3(3.3V)
VREF_POS_LSL
VREF_NEG_LSL+LSR
VREF_POS_LSR+HPL
vREF_NEG_HPL+HPR
VREF_POS_HPR
XTALIN
XTALOUT
VSSA1
VGUARD
DECDIG
VP1
PH2LF
PH1LF
GND1
SECPLL
DECBG
EWD
VD-
VD+
VIFIN1
VIFIN2
VSC
IREF
GNDIF
SIFIN1
SIFIN2
AGCOUT
EHT0
AVL/2SIF
D1 LIN
D1 RIN
OUTL
OUTR
DECSDEM
MONO_OUTL
GND2
PLLIF
SIFAGC/SCART
IFVO/IF_MON_OUT
INTC0-IF
VCC8V
AGC2SIF
VP2
MON-OUT
INL2
INR2
CVBS2/Y2
C2
INL3
INR3
CVBS3
INL1
INR1
CVBS1/Y1
C1
LSL
LSR
SCARTHPL
SCARTHPR
CVBS0
VM
AFC
HOUT
VSSCOMB
VDDCOMB
VIN
UIN
YIN
YSYNC
YOUT
UOUT
VOUT
SCARTFBL
R-Y/RIN
Y/GIN
B-Y/BIN
GND3
VP3
ABL
IK
RO
U
T
GO
U
T
BO
U
T
VDDA(3.3V)
VREFAD_NE
VREFAD_PO
VREFAD
GNDA
VDDA(1.8)
VDDA2
VSSADC
VDDADC(1.8)
SIRSC
SCL1
SDA1
VDDC2
VSSC2
B I N T
D1_JP/MODE2_EU/MONSW-MONO
MOMUTE-AUDIO
AUDIO STDBY
AUDIO MUTE
HD SW
SCL0
SDA0
VDDP(3.3V)
S1/VC(GA)
ROT CTRL
ROT SW
STBY_SW
DGC RELAY
D1_JP/MODE1_EU
VDDC1(1.8V)
DECV1V8
KEY
S2
VSSC1/P
RED LED
GREEN LED
VDDC3(1.8V)
VSSC3
AGC-MUTE
SECAM L-L
M-SYS-IF
25V
0 . 0 2 2
B
C053
RN-CP
100
R045
5%
1000p
B
C081
VIFIN2-IF
3.3V
10uH
L008
RN-CP
100k
R395
5%
10uH
L006
10V
470
C029
10uH
L012
16V
0 . 1
B
C318
RN-CP
100
R024
5%
L043
10uH
TUAGC-IF
W030
TP02
RN-CP
0.5%
39k
R051
CVBSO
SECAM-L-L
MM3Z9V1ST1
D024
10uH
L005
MMDL914T1
D072
16V
100
C303
RN-CP
R020
100
5%
W003
MMDL914T1
D063
MMDL914T1
D057
INR1
16V
2 . 2
F
C302
VD--DEFL
10V
470
C006
D1_JP/MODE2_EU/MONSW-MON
O
CHIP
0
JR1011
AGC-MUTE
RN-CP
100
R331
5%
RN-CP
100
R026
5%
16V
0 . 1
B
C028
S1/VC
RN-CP
100
R046
5%
W065
1000p
B
C313
MM3Z5V6ST1
D054
SIFIN1-IF
MUN2211T1
Q016
1.8V_AUDIO
TP04
RN-CP
3 . 3 k
R317
5%
CHIP
R021
0
1000p
B
C080
16V
100
C304
CHIP
0
JR1014&
SCARTHPR
MMDL914T1
D059
CVBS1/Y1
MM3Z9V1ST1
D025
OVP-DEFL
RN-CP
100
R029
5%
CHIP
0
JR1013&
RN-CP
2 . 2 k
R012
5%
CHIP
R360
0
RN-CP
0.5%
4 . 7 k
R322
L044
10uH
16V
0 . 1
B
C092
RN-CP
4 . 7 k
R001
5%
25V
0 . 0 1
B
C328
RN-CP
10
R398
5%
1k
R059
5%
25V
0 . 0 1
B
C072
UN2216-TX
Q007
RN-CP
100
R060
5%
16V
0 . 1
B
C095
RN-CP
4 . 7 k
R394
5%
MM3Z5V6ST1
D064
10uH
L003
TO A BOARD
3 . 6
CN905
3 . 3
3 . 6
AUDIO-VIDEO PROCESSOR
0 . 0
2 . 2
A1/6
CN701
TO C BOARD
3 . 3
0 . 3
2 . 1
0 . 0
2 . 0
3 . 3
0.1
1.9
2.3
2.3
2.3
4.3
1.6
2.0
1.6
2.0
2.0
2.4
1.9
1.9
3.5
0 . 6
0 . 1
2 . 4
3 . 5
2 . 2
2 . 0
1 . 9
2 . 3
2 . 3
2 . 0
2 . 2
2 . 2
1 . 8
2 . 2
2 . 2
1 . 8
2 . 2
2 . 2
1 . 4
1 . 6
3 . 5
3 . 5
3 . 5
3 . 5
2 . 0
0 . 3
0.5
1.4
1.3
1.3
1.3
2.0
1.8
0.1
0.1
0.1
1.3
1.3
1.3
2.9
3.2
1.6
1.6
1.6
0.1
0.1
2 . 9
3 . 3
3 . 3
0 . 7
2 . 4
2 . 7
0 . 0
3 . 3
3 . 2
3 . 3
4 . 9
0 . 0
0 . 0
0 . 0
0 . 0
1 . 8
3 . 3
0 . 0
3 . 5
3 . 3
3 . 3
0 . 0
MICRO
6
5
4
3
0 . 9
0 . 3
2.6
2.3
2.3
3 . 5
0 . 0
2 . 4
A-1152-513-A<BX1S>A-P1
TO BUTTON BLOCK
2
1
MICRO/AV PROCESSOR
SW
VM
GREEN-LED
IR RECEIVER
NVM
RED-LED
MUTE
4-4. SCHEMATICS AND SUPPORTING INFORMATION
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