Sony KV-21FW150 (serv.man2) Service Manual ▷ View online
KV-21FW150
KV-21FW150
29
4-1. CIRCUIT BOARDS LOCATION
SECTION 4: DIAGRAMS
4-2. PRINTED WIRING BOARD AND
SCHEMATIC DIAGRAM INFORMATION
All capacitors are in μF unless otherwise noted. pF : μμF 50WV or less
are not indicated except for electrolytics and tantalums.
are not indicated except for electrolytics and tantalums.
All electrolytics are in 50V unless otherwise specifi ed.
All resistors are in ohms. k=1000, M=1000k
Indication of resistance, which does not have one for rating electrical
power, is as follows: Pitch : 5mm Rating electrical power :
power, is as follows: Pitch : 5mm Rating electrical power :
1
/
4
W in resistance,
1
/
10
W and
1
/
8
W in chip resistance.
: nonfl ammable resistor.
: fusible resistor.
: internal component.
: panel designation and adjustment for repair.
: earth ground
: earth-chassis
All variable and adjustable resistors have characteristic curve B, unless
otherwise noted.
otherwise noted.
Readings are taken with a color-bar signal input.
Readings are taken with a 10M digital multimeter.
Voltages are DC with respect to ground unless otherwise noted.
Voltage variations may be noted due to normal production tolerances.
REFERENCE INFORMATION
RESISTOR
: RN
: RN
METAL FILM
: RC
SOLID
: FPRD NONFLAMMABLE CARBON
: FUSE NONFLAMMABLE FUSIBLE
: RW
: FUSE NONFLAMMABLE FUSIBLE
: RW
NONFLAMMABLE WIREWOUND
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: ADJUSTMENT
RESISTOR
COIL
: LF-8L MICRO INDUCTOR
: LF-8L MICRO INDUCTOR
CAPACITOR
: TA
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
The components identifi ed by shading and
!
symbol are critical for
safety. Replace only with part number specifi ed.
The symbol
indicates a fast operating fuse and is displayed on
the component side of the board. Replace only with fuse of the same
rating as marked.
rating as marked.
All voltages are in V.
S : Measurement impossibillity.
: B+line.
: B-line.
(Actual measured value may be different).
: signal path. (RF)
Circled numbers are waveform references.
H1 Board
A Board
C Board
KV-21FW150
KV-21FW150
30
4-3. BLOCK DIAGRAM
SIGNAL FLOW BLOCK DIAGRAM
A (
)
P OW E R S UP P LY ,
AUDIO, DE F LE C T ION,
T UNE R , J AC K
C N901
63
R OUT
62
30
S IF IN 2
S C AR T HP R
OUT R
112
113
IC 001
S Y S T E M C ONT R OLLE R ,
V IDE O & AUDIO P R OC E S S OR
MUT E
LS R
R OT C T R L
R OT S W
36
61
60
99
97
S W IT C H
8
IC 200
AUDIO AMP LIF IE R
IN R /NC
T U101
S C L
S DA
IF OUT
37
24
25
29
S IF IN 1
V IF IN 2
V IF IN 1
OUT L
S W F 101
54
53
57
56
79
78
48
58
50
49
115
MUT E
S W IT C H
Q902
MUT E
S W IT C H
Q901
L OUT
J 903
R E LAY
S W IT C H
Q601
R E LAY
R Y 600
LINE
F ILT E R
T 600
LINE
F ILT E R
T 603
MAIN
R E C T IF IE R
D604
P 16
P 15
P 7
P 9
P 3
P 5
P 11
P 10
P 12
P 14
P 1
R IN 3
L IN 3
R IN 1
L IN 1
V OUT
V OUT MON
S W F 100
S C L
S DA
R 2
L2
C N600
C N601
C N602
2
1
2
1
2
1
S C AR T HP R
IN R 3
IN L3
IN L1
IN R 1
Y /G IN
R -Y /R IN
MON OUT
C V B S 1/-/1
INR 2
INL 2
DG C R E LAY
104
2
5
9
MUT E
IN L
7
12
10
P W G ND
OUT L
OUT R /NC
V C C
7
6
5
8
IC 003
NV M
I
O
IC 002
IR R E C E IV E R
87
119
86
85
22
23
67
5
3
7
IC 801
C OMP AR AT O R
1
IC 804
V E R T IC AL DE F LE C T IO N
B OOS T E R
5
DR V -IN
2
4
OUT P UT
V C C
V S S
Q806
Q807
Q807
Q808
5
IC 802
P IN AMP
3
S W IT C H
Q803
1
4
6
3
1
3
5
7
8
16
13
14
15
17
18
12
11
10
IC 607
2V R E G
IC 606
3.3V R E G
IC 602
9V R E G
IC 605
E R R O R
AMP
1
2
IC 604
5V R E G
IC 603
18V R E G ULAT OR
5
IC 601
S W IT C HING
R E G ULAT O R
2
4
3
1
1.8V AUDIO
+3.3V
+5V
+9V
+1.8V MAIN
+B
P HY 600
IS OLAT O R
1
4
2
6
5
F V
HV
S V
13
9
8
7
11
T 801
S W IT C H
S 800
J 200
C N200
1
4
C N904
2
3
4
3
C N005
C N004
2
3
4
B INT
B DAT
B C LK
K E Y
B OUT
G OUT
R OUT
T O C B OAR D
C N701
T O C ONT R OL P ANE L
DY 800
6
5
4
3
2
1
C N801
1
4
T O C B OAR D
C N703
8V
T 800
T 602
S R T
LS L
MO MUT E AUDIO
S DA1
S C R 0
S DA0
S IR S C
B INT
K E Y
B OUT
G OUT
R OUT
V D-
H OUT
V D+
DG C T
DG C T
DG C
DG C
F 600
5A
250V
S 600
V IN 1
OUT
V C C
D821
D819
H.DY
H.DY
V .DY
V .DY
DY
HE ADP HONE S
T O S P E AK E R S
S P L
S P R
T O P IC T UR E T UB E
F V
AC IN
AC IN
F R O NT
S OC K E T S
S C AR T
AUDIO 1
T O C B OAR D
J 751
200V
H1
21
E W D
1
7
6
1
Q016
108
106
109
102
LINE
F ILT E R
T 604
51 C V B S 2/Y 2
V 2
U-OUT
80
Y -OUT
B -Y /B IN
+B
KV-21FW150
KV-21FW150
31
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5
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6
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7
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8
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9
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10
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12
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14
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15
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16
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17
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18
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A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
P
A BOARD SCHEMATIC DIAGRAM (1 OF 6)
4-4. SCHEMATICS AND SUPPORTING INFORMATION
5
6
4
1.6 Vp-p (H)
1.8 Vp-p (H)
2.0 Vp-p (H)
3
2
1
2.5 Vp-p (V)
5.4 Vp-p (H)
3.2 Vp-p (H)
A BOARD WAVEFORMS
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
B_DAT
4 . 7
C037
SCL-0
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%
25V
0 . 0 1
B
C018
1.8V_AUDIO
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-DEFL
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
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-IF
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
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
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
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
RN-CP
12k
R044
5%
MONO_OUTL
L041
10uH
16V
0 . 1
B
C096
VDDC4_CAP
MM3Z5V6ST1
D065
25V
47
C026
AUDIO-STDBY
AUDIO-MUT
E
1000p
B
C058
100p
CH
C003
RN-CP
6 . 8 k
R314
0.5%
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
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%
1000p
B
C080
16V
100
C304
CHIP
0
JR1014
SCARTHPR
MMDL914T1
D059
CVBS1/Y1
MM3Z9V1ST1
D025
RN-CP
100
R029
5%
CHIP
0
JR1013
RN-CP
2 . 2 k
R012
5%
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%
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
25V
C016
0 . 1
R021
0
1608
1/10W RN-CP
5%
R007 4.7k
KRC102S
Q017
1608
RN-CP
R032
100
1/10W
5%
1
2
3
3P
CN005
WHT
GND
NC
KEY
3 . 6
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
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
0 . 0
3 . 5
3 . 3
3 . 3
0 . 0
MICRO
6
5
4
3
2.6
2.3
2.3
3 . 5
0 . 0
2 . 4
A-1246-088-A <BX1S>A-P1
2
1
MICRO/AV PROCESSOR
SW
GREEN-LED
IR RECEIVER
NVM
RED-LED
MUTE
3 . 3
MUTE
CN001
TO H1 BOARD
KV-21FW150
KV-21FW150
32
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A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
P
A BOARD SCHEMATIC DIAGRAM (2 OF 6)
100
C210
R208
1k
RN-CP
5%
MMDL914T1
D203
R210
33k
RN-CP
5%
35V
1000
C2648
CHIP
0
R220
2SA1235TP-1EF
Q202
C217
1000
25V
RN-CP
10k
R216
5%
47
R235
FPRD
RN-CP
10k
R215
5%
CHIP
0
R212
MMDL914T1
D214
C221
25V
22
RN-CP
2 . 2 k
R242
5%
C231
0 . 0 4 7
470p
B
C2602
C220
10
R204
2 . 2 k
RN-CP
5%
MOMUTE-AUDIO
R236
10k
RN-CP
5%
MMDL914T1
D201
R234
47
C211
4 . 7
9V
MUN2211T1
Q206
16V
220
C219
1PS226-115
D211
R207
1k
RN-CP
5%
C202
0 . 0 4 7
C208
47p
CH
RN-CP
10k
R213
5%
5A
PS2601
MMDL914T1
D212
10uH
L2601
CHIP
0
R218
1
2
3
4
CN200
4P
WHT
SP
L
GND
GND
SP
R
MMDL914T1
D213
MMDL914T1
D202
PT
0 . 0 4 7
C232
MMDL914T1
D205
AUDIO-MUT
E
C207
0 . 2 2
R200
82
RN-CP
5%
C206
47p
50V
CH
RN-CP
2 . 2 k
R241
5%
PWR-OFF-MU
TE
FPRD
1
R2646
MON-MUTE-AU
DI
O
RN-CP
33k
R214
5%
C214
1000
25V
R201
2 . 2 k
RN-CP
5%
MUN2211T1
Q200
R211
33k
RN-CP
5%
8
1
2
3
4
9
7
6
1 0
11
12
IC200
AN17804A
OUTC/NC
IN
R/NC
RF
S_GND
IN
L
IN
C/NC
OUTL
MUTE
PW_GND
VCC
STBY
OUTR/NC
500V
470p
B
C2631
2SA1235TP-1EF
Q201
R203
1k
RN-CP
5%
1000
C2636
C203
0 . 0 4 7
16V
B
JL217
0 . 1
B
C213
470p
CH
C234
RN-CP
1k
R221
5%
MMDL914T1
D208
C204
0 . 2 2
FPRD
10k
R2647
C235
470p
CH
AUDIO-STDBY
AUDIO_GND
MMDL914T1
D204
C200
4 . 7
6 . 3 V
C
D2625
S3L20UF4
R223
1/10W
1608
RN-CP
5%
10k
R226
1/10W
1
608
RN-CP
5%
6 . 8 k
R224
1/10W
1608
RN-CP
5%
4 . 7 k
R222
1/10W
160
8
RN-CP
5%
470
R225
1/10W
1608
RN-CP
5%
4 . 7 k
Q204
MSD601-RT1
R227
1/10W
1608
RN-CP
5%
2 . 2 k
Q205
MSD601-RT1
C226
6 . 3 V
B
2012
10
9V
JW2001
R229
1/10W
1608
RN-CP
5%
1k
C237
0 . 1
C236
0 . 1
C212
1000
25V
5
JW2003
5
JW2002
SCARTHPR
R239
1608
RN-CP
100
1/10W
5%
1608
1/10W
RN-CP
5%
R244
100
SCARTHPL
FB2602
1.1uH
AUDIO_2
C201
4 . 7
1608
CHIP
JR1257
0
AUDIO
A 2/6
TO SPEAKERS
AUDIO-AMP
SW
STBY
STBY
AUDIO-STBY
2 . 6
0 . 1
0 . 0
2 3 . 7
0 . 0
1 1 . 8
0 . 9
1 0 . 5
1 1 . 7
1 2 . 7
0 . 1
9 . 1
8 . 8
2 5 . 0
2 4 . 3
0 . 0
2 . 0
A-1246-088-A <BX1S>A-P2
5
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