Sony KV-21FS140 Service Manual ▷ View online
KV-21FS140
KV-21FS140
38
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
A BOARD SCHEMATIC DIAGRAM (2 OF 6)
MUN2211T1
Q206
AUDIO-STBY
R202
5.6K
RN-CP
MMDL914T1
D205
PWR-OFF-MUTE
C200
0.1
10V
B
CHIP
0
R212
0.1
B
C213
35V
1000
C2648
1PS226-115
D200
R203
8.2K
RN-CP
C204
0.1
C214
1000
25V
C209
0.47
MOMUTE-AUDIO
470p
CH
C234
MON-MUTE-AUDIO
C205
0.47
R238
100
RN-CP
RN-CP
33K
R214
RN-CP
10k
R215
CHIP
0
R218
330
R219
AUDIO-STDBY
9V
R234
47
C203
0.047
16V
B
47
R235
FPRD
C235
470P
CH
8
1
2
3
4
9
7
6
5
1
0
11
12
AN17804A
IC200
AUDIO AMP
OUTC/NC
IN
R/NC
RF
S_GND
IN
L
IN
C/NC
OUTL
MUTE
PW_GND
VCC
STBY
OUTR/NC
C215
2200
MMDL914T1
D213
500V
470p
B
C2631
MMDL914T1
D202
D2625
S3L20UF4
C220
10
AUDIO-MUTE
C207
0.1
PT
MMDL914T1
D214
MMDL914T1
D203
R200
8.2K
RN-CP
MMDL914T1
D212
C221
XX
C208
0.0068
B
22
C218
C231
0.047
R204
3.3K
RN-CP
R211
15K
RN-CP
470p
B
C2602
C217
25V
1000
5A
PS2601
LSR-AUDIO
MMDL914T1
D208
C206
0.0068
25V
B
R201
3.3K
RN-CP
C201
0.1
6.3V
B
R217
330
RN-CP
2.2k
R241
RN-CP
10K
R213
16V
220
C219
10uH
L2601
RN-CP
1k
R221
MMDL914T1
D204
AUDIO_GND
JL217
RN-CP
2.2k
R242
100
C210
FPRD
10k
R2647
CHIP
0
R220
C211
4.7
R237
100
RN-CP
J200
JACK
JACK
1
2
3
4
5
6
7
C216
22
MUN2211T1
Q200
STBY
PT
0.047
C232
R210
15K
RN-CP
FPRD
1
R2646
R236
10k
RN-CP
RN-CP
10k
R216
R208
6.8K
RN-CP
LSL-AUDIO
R207
6.8K
RN-CP
2SA1235TP-1EF
Q202
SW
R205
5.6K
RN-CP
MMDL914T1
D201
C202
0.047
2SA1235TP-1EF
Q201
STBY
FB2607
1.1UH
1000
C2636
AUDIO_1
1PS226-115
D211
1
2
3
4
CN200
4P
WHT
4P
SP
L
GND
GND
SP
R
2.0
23.7
0.0
8.8
9.1
AUDIO
10.5
0.1
0.0
11.8
24.3
11.7
0.0
0.9
25.0
A 2/6
2.6
0.1
9-883-700-01<BX1S>A-P2
TO SPEAKERS
KV-21FS140
KV-21FS140
39
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
|
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
A BOARD SCHEMATIC DIAGRAM (3 OF 6)
16V
100
C668
47
C624
4.7
C621
275V
PP
0.22
C660
1A5G
D602
1W
5%
8.2M
R650
RN
MTZJ-5.1B
D608
16V
470
C647
10V
4.7
C686
F
16V
100
C641
450V
330
C611
AUDIO_GND
0.15
C619
PT
1
2
3
4
5
STR-F6267S LF1357
IC601
SWITCHING REGULATOR
SB360-S
D639
THP600
4.7k
R631
25V
0.01
B
C672
1.8V_MAIN
RN-CP
4.7k
R634
2SC3052EF-T1-LEF
Q608
STBY-SW
470p
CH
C680
1
23
4
T603
W024
I
O
G
KIA7805API
IC604
5V REG
VCC
GND
OUT
BA18BC0FP-E2
IC607
1.8V REG
RY600
RN
560K
R661
250V
330p
C657
120K
R658
1%
JW1611
5
1
2
3
4
KIA78R09API
IC602
9V REG
11V
5
JW1666
W002
16V
100
C649
16V
1000
C682
5V
W018
RN-CP
33k
R668
FH602
RN-CP
0.5%
1.5k
R646
RN-CP
10k
R609
STBY_SW
FH601
10ERB20-TA2B5
D617
2SC3052EF-T1-LEF
Q601
RELAY DRIVE
500V
470p
B
C652
2W
RS
0.22
R619
25V
470
C634
RN
470K
R660
AUDIO_2
S3L20UF4
D624
16V
100
C638
220K
R659
1%
470p
CH
C644
500V
470p
B
C653
1
23
4
T604
EY184
MTZJ-15
D633
RN-CP
100
R655
500V
4700p
E
C610
1
2
2P
CN600
DGCT
DGCT
5A
PS604
MMDL914T1
D600
18K
R618
‘
‘
D3SB60F3
D604
470
C635
1
2
2P
CN601
DGC
DGC
PC123Y22FZ0F
PH600
RN-CP
1k
R647
500V
4700p
E
C605
500V
4700p
E
C609
16V
100
C637
5A
PS603
35V
2200
C632
47uH
L601
EY004
9V
35V
3300
C630
RN-CP
10k
R635
3.3V
C
O
G
SE135N-LF38
IC605
ERROR-DET
2W
RS
0.27
R620 &
1
2
3
4
PQ018EF01SZH
IC603
1.8V REG
VDR600
10
JW1661
PDZ3.6B-115
D635
11V
MTZJ-5.1B
D629
EY005
500V
470p
B
C626
RN-CP
1k
R667
10ERB20-TB3
D623
16V
0.1
B
C662
0.0033
B
C623
220
R621
250V
0.001
C622
E
250V
330p
C670
500V
4700p
E
C606
RN
1.5K
R612
2kV
1500p
C628
R
10W
RB
1
R616
2SC3052EF-T1-LEF
Q609
STBY-SW
FN155
Q605
HS-A007
275V
PP
0.1
C602 &
250V
4700p
E
C600
DGC-RELAY
I
O
G
KIA78D33P1
IC606
3.3V REG
5A
PS605
5
JW1683
CHIP
0
R625
250V
330p
C625
10W
RB
0.68
R638
11EQS10-TB5
D622
MA2ZD14001S0
D637
&
TP601
TP602
+B
RN-CP
4.7k
R602
HOLD_DOWN
1.8V_AUDIO
1
2
2P
CN602
AC IN
AC IN
20
JW1665
RN-CP
0.5%
18K
R623
47uH
L600
MTZJ-15
D614
16V
220
C685
16V
2.2
F
C678
5A
PS602
22uH
L602
1
R656
1
23
4
T600
2.2k
R636
W001
5
JW1667
10ERB20-TA2B5
D618
JW1653
5
160V
330
C665
10V
4.7
C643
F
MSD601-RT1
Q606
MMDL914T1
D638
500V
470p
B
C654
AUDIO_1
S600
1.1uH
FB603
RN-CP
0.5%
150k
R645
10ERB20-TA2B5
D619
RN
2.2k
R624
2.2
R627
0uH
FB608
MTZJ-5.1B
D605
220p
CH
C616
PG306R
D621
250V
5A
F600
D1NL20U-TA
D615
1A5G
D603
7
3
16
17
12
14
13
18
1
15
8
10
11
5
9
T602
16V
100
C639
1.2kV
PP
1500p
C612
5V
POWER SUPPLY
SPARK
GAP
SPARK
GAP
DGC
A 3/6
SPARK
GAP
SPARK
GAP
0.6
0.1
286.6
19.3
2.9
0.0
10.8
20.7
0.0
0.7
9-883-700-01<BX1S>A-P3
FOR CHECK
AC
IN
KV-21FS140
KV-21FS140
40
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
A BOARD SCHEMATIC DIAGRAM (4 OF 6)
5
4
3
2
1
1.40V p-p
132.0V p-p
660.0mV p-p
700.0mV p-p
1.50V p-p
A BOARD WAVEFORMS
RN-CP
0.5%
33k
R859
8765
4
3
2
1
TJM4558CDT
IC802
PIN-CONTROL
PG104R
D827
25V
220
C861
W027
1/2W
FPRD
4.7k
R414
RN-CP
10k
R847
2SC3209LK-TP
Q803
H-DRIVE
2SC3209LK-TP
Q8010
1.2kV
13000P
C840
PP
1/2W
FPRD
2.2k
R830
VD--DEFL
T801-11
T801-7
22mH
L802
2W
RS
1
R827
RN-CP
10k
R876
1
2
3
4
5
6
6P
DY800
H+
H+
H-
H-
V-
V+
T801-2
2.2mH
L805
120k
R8010
RN
1%
T801-4
RN-CP
27k
R838
1
2
3
4
5
WHT
5P
CN801
200V
NC
GND
H1
NC
0.5%
47k
R888
RN-CP
C870
0.068
0.01
B
C878
RN-CP
100k
R877
0.5%
1000p
B
C876
1SS133
D808
9V
RN-CP
22k
R821
35V
100
C854
+B
100k
R8013
RN
1%
T801-9
25V
0.01
B
C825
220p
CH
C832
500V
1000p
B
C860
500V
1000p
B
C810
2.2k
R883
FPRD
200V
PT
0.022
C806
25V
0.01
B
C822
FPRD
10
R868
T801-5
RN-CP
1k
R865
1/2W
FPRD
0.47
R401
RN-CP
100K
R304
FPRD
1K
R822
RN-CP
22k
R887
MTZJ-5.1B
D818
5V
T801-4
RN-CP
47k
R8012
MMDL914T1
D830
200V
PT
0.022
C849
5
JW1837
100V
PT
0.1
C850
ABL
400V
PP
0.022
C842
16V
0.047
B
C844
RN
15K
R413
5
JW1840
160V
33
C867
2kV
330p
C846
B
3W
RS
68
R890
RN-CP
47k
R873
RN-CP
R307
0
1/10W
250V
PP
0.33
C852
68P
CH
C078
W026
1SS133
D809
RN-CP
0.5%
10k
R856
KTA1279
Q804
HOUT-DEFL
16V
0.1
B
C831
CHIP
0
R872
330k
R826
MM3Z5V6ST1
D062
1000p
B
C809
VGUARD-DEFL
500V
220p
B
C808
GND_1
RN-CP
100
R300
PG104R
D823
GND_1
16V
0.1
B
C833
35V
220
C855
100V
PT
0.1
C838
BY228GP
D816
4.7mH
L803
MM3Z9V1ST1
D815
RN
180k
R834
1%
25V
0.01
B
C830
25V
220
C857
250V
PP
0.1
C841
RN-CP
6.8k
R8009
RN-CP
10K
R893
0.5%
RN-CP
33k
R824
VZOOM
16V
100
C811
2200p
B
C839
RN-CP
1M
R309
RN-CP
1M
R312
RN-CP
4.7k
R831
T801-11
250V
33
C869
KTA1279
Q8009
HOUT-DEFL
1000p
B
C845
1.5M
R301
RN-CP
1k
R851
RN-CP
0.5%
10k
R852
PH2LF
450V
1
C851
RN-CP
4.7k
R420
500V
470p
B
C868
1W
RS
1
R878
1.1uH
FB800
1SS133
D807
PG102R
D820
16V
0.047
B
C863
EWD-DEFL
200V
PT
0.01
C848
T801-5
CHIP
XX
R305
RN-CP
10K
R881
0.5%
MMDL914T1
D832
12.5
JW1839
PG104R
D824
T801-1
CHIP
XX
R308
1000p
B
C807
T801-7
500V
1000p
B
C862
RN-CP
150K
R424
RN
220k
R879
1%
RN-CP
47k
R311
2SC3052EF-T1-LEF
Q814
1/2W
FPRD
0.47
R400
RN-CP
0.5%
3.3k
R853
8
7
6
5
4
3
2
1
LM2903DT
IC801
COMPARATOR
3W
RS
1K
R828
RN-CP
10K
R855
1/2W
FPRD
0.47
R405
GND_1
RN-CP
47k
R8011
RN-CP
0.5%
18k
R854
0.047
C077
PG156R
D817
RN-CP
3.3K
R870
0.5%
DGC418
D833
PT
0.47
C858
FV
11
13
HV
2
SV
4
1
10
9
8
7
5
6
T801
3W
RS
100
R889
S800
MM3Z5V6ST1
D060
10ERB20-TB3
D821
S
IRF614-037
Q808
200V
PT
0.01
C847
1SS133
D805
CHIP
0
R843
T801-2
T801-1
3W
RS
1K
R825
2SC3052EF-T1-LEF
Q008
OCP-PROTECT
RN-CP
1k
R310
MMDL914T1
D061
VD+-DEFL
GND_1
CHIP
0
R839
25V
0.022
B
C826
10
JW1842
RN-CP
150k
R313
4
2
1
3
6
T800
HDT
10ERB20-TB3
D819
RN
220k
R880
1%
7.5
JW1841
1/2W
150k
R833
RN
180k
R823
1%
T801-9
FPRD
2.2
R891
RN-CP
2.2k
R846
3.3V
2SC5885
Q805
H-OUT
RN
22K
R412
1%
0.01
B
C877
16V
100
C828
RN-CP
2.2M
R303
1
2
3
4
5
6
7
AN15524A
IC804
V-OUT
DRV-IN
VCC
(+13V)
F.B-PLS
VSS
(-13V)
OUTPUT
VCC
(OUT)
REF-VOLT
1W
RS
220
R871
GND_1
1
C805
RN-CP
0.5% 5.6k
R864
RN-CP
2.2k
R861
CHIP
XX
R306
CHIP
0
R423
25V
0.01
B
C835
RN-CP
2.2k
R882
2SC3052EF-T1-LEF
Q806
1/2W
RN
68k
R411
1SS133
D804
1/2W
220K
R835
4700p
B
C837
AFC-DEFL
7.5
JW1834
MM3Z5V6ST1
D829
GND_1
RN-CP
0.5%
100k
R866
RN-CP
3.3K
R895
0.5%
FPRD
1
R869
RN-CP
2.2k
R820
RN-CP
10k
R421
1/2W
220k
R406
1/2W
4.7k
R416
2SA1235TP-1EF
Q807
3W
RS
1k
R829
RN-CP
6.8k
R844
CN703
0.0
0.1
4
14.0
0.2
0.0
61.1
0.0
0.6
133.5
3.4
133.9
6.0
0.4
TO DY
3.2
-12.0
0.2
5.9
DEFLECTION
3
2.3
9.1
A 4/6
1.5
3.2
-13.5
4.9
13.6
2.2
2.6
0.0
2
TO C BOARD
3.0
0.8
6.2
9.1
1
0.4
0
.2
0.1
3.0
0.4
130.9
0.4
5
9-883-700-01<BX1S>A-P4
DY
H.DY
H.DY
V .DY
V .DY
KV-21FS140
KV-21FS140
41
1
|
2 |
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
A
—
B
—
C
—
D
—
E
—
F
—
G
—
H
—
I
—
J
—
K
—
L
—
M
—
N
—
O
—
P
A BOARD SCHEMATIC DIAGRAM (5 OF 6)
SIFIN1-IF
AGC
AS
SCL
SDA
5V
30V
IF
TU101
3W
RS
22k
R121
1000p
B
C137
16V
0.1
B
C070
SIFIN2-IF
RN-CP
0.5%
33
R103
RN-CP
22k
R355
SWF101
1
2
3
4
5
1000p
B
C100
MMDL914T1
D105
4700p
B
C109
25V
5P
B
C112
CHIP
JR1006
0
0
JR1100
RN-CP
2.7K
R107
0.01
CH
C117
RN-CP
820
R108
10
C106
0
JR1110
25V
0.01
B
C111
RN-CP
100
R115
JL1039
MM3Z5V6ST1
D108
5V
1608
CHIP
R128
0
PLLIF
AGC-MUTE
RN-CP
8.2K
R106
25V
0.01
B
C057
2SIF
SCL-0
100uH
L100
2SC3779C,D-AA
Q102
1000p
B
C140
RN-CP
680
R061
22
C118
100UH
L106
C133
100P
CT131
25V
0.01
B
C138
MTZJ-T-77-33B
D103
100p
CH
C104
4700p
B
C116
RD3.3SB-T1
D106
W058
16V
470
C107
VDDC4_CAP
RN-CP
0.5%
33
R119
0.33UH
L101
JW015
SDA-0
25V
0.01
B
C135
0.01
B
C115
JR1101
0
CHIP
TUAGC-IF
10V
0.47
C1019
0
L107
MM3Z5V6ST1
D109
RN-CP
1k
R100
TU-AGC
16V
470
C108
1/10W
RN-CP
R153
470k
0.0033
B
C061
SECAM-L-L
CHIP
68
R109
VIFIN1-IF
0
L103
10%
10
C101
9V
+B
CT139
RN-CP
390
R088
CHIP
0
R152
2SC3052EF-T1-LEF
Q100
100p
CH
C102
470
R149
SWF100
0.01
B
C119
RN-CP
100
R116
MONO_OUTL
16V
470
C120
RN-CP
100
R118
VIFIN2-IF
1.1uH
FB001
1608
CHIP
JR1050
150
2.7
A 5/6
TUNER
2.1
9-883-700-01<BX1S>A-P5
Click on the first or last page to see other KV-21FS140 service manuals if exist.