Sony KV-SW253M50 Service Manual ▷ View online
– 33 –
KV-SW253M50
RM-GA002
4-2. CIRCUIT BOARDS LOCATION
4-3. SCHEMATIC DIAGRAM INFORMATION
Note:
•
•
All capacitors are in µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise
noted.
noted.
•
All resistors are in ohms.
kΩ = 1000Ω, MΩ = 1000kΩ
kΩ = 1000Ω, MΩ = 1000kΩ
•
Indication of resistance which does not have rating electrical
power is as follows.
power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
: fusible resistor.
•
¢
: internal component.
•
: panel designation or adjustment for repair.
•
All variable and adjustable resistors have characteristic curve
B unless otherwise noted.
B unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark
no mark
: Common
(
)
: PAL
[
]
: NTSC 3.58
•
Readings are taken with a 10MΩ digital multimeter.
•
Voltage are dc with respect to ground unless otherwise
noted.
noted.
•
Voltage variations may be noted due to normal production
tolerances.
tolerances.
•
All voltage are in Volt.
•
✽
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B +bus.
•
: B –bus.
•
k
: signal path.
Note: The reference number which starts with Wxxx
(eg: W003) indicates a wire to wire connection.
Note: Components marked as XX are not fitted on this
model.
Reference information
RESISTOR
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE WIREWOUND
:
✽
ADJUSTMENT RESISTOR
COIL
: LF-8L
MICRO INDUCTOR
CAPACITOR
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
Note:
The component identified by shading and
mark
mark
! are critical for safety. Replace only
with part number specified.
Note: "A" board schematic diagram is divided into 3
blocks. Each block is named by its function and
block "number". eg: Processor/Audio/Tuner/Jack
(Block 001).
Joint connection between boards can be identified
using the block number followed by the grid's guide.
block "number". eg: Processor/Audio/Tuner/Jack
(Block 001).
Joint connection between boards can be identified
using the block number followed by the grid's guide.
eg:-
<
+B
002:16F
Meaning: Block 001 joint "+B" is connected to Block
002 joint "+B" located at grid 16F.
002 joint "+B" located at grid 16F.
A Board
CV Board
H5 Board
KV-SW253M50
RM-GA002
KV-SW253M50
RM-GA002
– 34 –
– 35 –
4-3-1. A Board — (Block 001)
2.2
C073
2.2
C064
UDZSTE-179.1B
D023
UDZSTE-179.1B
D024
UDZSTE-179.1B
D025
MA111-TX
D059
MA111-TX
D058
MA111-TX
D057
25V
47
C026
MA1
1
1-TX
D003
MA111-TX
D002
XX
D004
XX
D006
1
2
3
4
5
XX
CN007
Y
OUT
GND
U OUT
/ FB
GND
V
OUT
1
2
3
4
XX
CN003
135V
NC
GND
VM OUT
TP02
TP03
TP04
XX
D005
16V
100
C004
16V
470
C002
16V
100
C304
16V
100
C036
16V
100
C056
16V
100
C005
2.2
C311
3.3
C065
2SA1235-F
Q010
47uH
L004
16V
100
C303
10
C050
22
C024
1
2
3
4
5
6
7
CN004
XX
GND
B OUT
G OUT
R OUT
GND
IK
9V
16V
100
C013
16V
220
C317
10V
470
C006
16V
470
C029
FB002
XX
1
2
3
4
5
6
7
WHT
XX
CN3101
KEY
LED R
LED G
GND
VCC
GND
SIRCS
1
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
TDA12063H/N1F0B
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
XT
ALIN
XT
ALOUT
VSSA1
VGUARD
DECDIG
VP1
PH2LF
PH1LF
GND1
SECPLL
DECBG
EWD
VD-
VD+
VIFIN1
VIFIN2
VSC
IREF
GNDIF
SIFIN1
SIFIN2
AGCOUT
EHT0
AVL/2SIF
KARA LIN
KARA 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
SCAR
TFBL
R-Y/RIN
Y/GIN
B-Y/BIN
GND3
VP3
ABL
IK
R OUT
G OUT
B OUT
VDDA(3.3V)
VREF
AD_NE
VREF
AD_PO
VREF
AD
GNDA
VDDA(1.8)
VDDA2
VSSADC
VDDADC(1.8)
SIRCS
B INT
SDA1
VDDC2
VSSC2
IIS WS
IIS CLOCK
MOMUTE-AUDIO
IIS OUT1
AUDIO MUTE
AUDIO STDBY
SCL0
SDA0
VDDP(3.3V)
S1/VC(GA)
ROT CTRL
ROT SW
DGC RELAY
AFT(PIP)
MIC SW
VDDC1(1.8V)
DECV1V8
KEY
S2
VSSC1/P
RED LED
GREEN LED
VDDC3(1.8V)
VSSC3
AGC-MUTE
M-SYS-IF
1000p
B
C080
RN-CP
100
R025
16V
0.1
B
C318
1000p B
C081
1000p
B
C052
25V
0.022
B
C049
RN-CP
100
R385
RN-CP
100
R060
1000p
B
B
C089
XX
CH
CH
C331
16V
0.22 B
C042
16V
0.22
B
C048
RN-CP
220
R099
RN-CP
100
R014
16V
0.22
B
C025
XX
B
C014
CHIP
JR1012
0
16V
0.22
B
C321
4700p
B
C041
XX
B
C324
1000p
B
C322
CH
C034
XX
16V
0.22
B
C030
XX
B
C012
RN-CP
100
R004
RN-CP
100
R323
16V
0.1
B
C028
RN-CP
R020 100
47p
CH
CH
C319
RN-CP
4.7k
R003
100p
CH
C091
100p
CH
C090
XX
F
C097
RN-CP
68k
R379
CH
C032
XX
250V
0.15
C055
RN-CP
4.7k
R394
25V
XX
B
C072
16V
0.1
B
C038
16V
0.1
B
C054
25V
0.022
B
C053
RN-CP
39k
R051
CHIP
0
JR1011
RN-CP
100
R026
16V
0.1
B
C063
25V
0.01
B
C018
RN-CP
100
R002
RN-CP
12k
R044
CHIP
XX
R021
16V
2.2
F
C023
50V
470p
CH
C301
16V
0.22
B
C022
16V
0.1
B
C092
16V
0.1
B
C020
RN-CP
100
R039
XX
B
C329
1000p B
C332
RN-CP
2.2k
R012
RN-CP
220
R097
RN-CP
1k
R059
25V
0.01
B
C328
RN-CP
100
R048
1000p
B
C312
RN-CP
100
R046
10V
0.47
B
C316
16V
0.1
B
C093
RN-CP
100
R024
16V
2.2
C044
F
1000p
B
C325
RN-CP
4.7k
R320
RN-CP
100
R045
RN-CP
100k
R395
RN-CP
470
R337
RN-CP
XX
R006
CHIP
0
R324
16V
0.1
B
C069
RN-CP
220
R096
RN-CP
100
R339
RN-CP
2.2k
R338
RN-CP
4.7k
R336
CHIP
XX
JR1010
100p
CH
C330
1000p
B
C313
RN-CP
100
R384
XX
C099
RN-CP
1.5k
R377
RN-CP
100
R386
RN-CP
100
R380
RN-CP
4.7k
R001
RN-CP
100
R041
RN-CP
100
R030
100p
CH
C003
RN-CP
10k
R010
RN-CP
100
R393
RN-CP
100
R029
RN-CP
2.2k
R042
6800p
25V B
C046
47p
CH
C320
RN-CP
100
R038
100p
CH
C021
RN-CP
R392
XX
XX
F
C098
25V
0.01
B
C308
100p
CH
C001
RN-CP
100
R341
RN-CP
2.2k
R340
470p
CH
C010
RN-CP
1.5k
R015
PG102R
D066
RN-CP
470
R01
1
XX
B
C334
RN-CP
R316
6.8k
RN-CP
4.7k
R315
RN-CP
470
R364
RN-CP
4.7k
R317
0:CHIP
R058
CHIP
XX
R009
0uH
FB005
0uH
FB006
0uH
FB007
0uH
FB008
RN-CP
4.7k
R314
1000p
B
C031
RN-CP
4.7k
R399
D064
DTZ5.6B
DTZ5.6B
D065
DTZ5.6B
D068
MA8091-M
D075
10uH
L010
10uH
L011
10uH
L013
10uH
L033 10uH
L036
10uH
L012
RN-CP
100
R022
RN-CP
4.7k
R023
RN-CP
2.2k
R056
RN-CP
12k
R306
10uH
L003
10uH
L005
10uH
L006
10uH
L007
10uH
L008
10uH
L009
10uH
L031
10uH
L032
10uH
L035
KRC102S
Q001
KRC102S
Q016
KRC102S
Q018
W059
W032
W033
W011
W075
W053
W031
W010
W034
W063
W030
25V
0.1
B
C333
0:CHIP
JR099
0uH
FB009
0uH
FB010
PLLIF
005:7E
005:7E
SCL-0
005:3F
INR1 006:6G
C1 006:7G
MIC_SW
006:2G
A
004:7I
AUDIO-MUTE
002:4F
VIFIN2-IF
005:6E
S2
006:4G
DGC-RELA
Y
003:2D
1.8V_AUDIO
003:12D
+B_2
004:16A;005:4F
KARA_L
006:1B
006:1B
ROT_CTRL
004:16B
MONO_OUTL
005:7E
005:7E
9V
002:3D;003:12C;
004:1E;005:3F;
006:6A
KARA_R
006:1B
006:1B
2SIF
005:8E
SYIN
006:3A
INR2 006:4G
5V
003:12C;004:9F;
005:4G;
006:5A
SVIN
006:3A
006:3A
PWR-OFF-MUTE
002:4F
SUIN
006:3A
LSR-AUDIO 002:2A
AFT
-PIP
006:2G
SIFIN2-IF
005:8E
SEL_IN
006:3A
006:3A
ABL
004:10I
004:10I
AFC-DEFL
004:1C;006:5A
IIS_CLOCK
002:7F
MOMUTE-AUDIO
002:3D
IIS_OUT1
002:7F
LSL-AUDIO
002:2A
IIS_WS
002:7F
OUTL
006:5A
IFVO/IF_MON_OUT
005:7E
005:7E
VGUARD-DEFL
004:5I
OCP-PROTECT
004:9I;004:16C
3.3V
003:12B;004:7I; 006:2G
INL2 006:4G
AUDIO-STDBY
002:5G
EWD-DEFL
004:5I
SCL_CN010
006:1C
SDA-0
005:3F
CVBS/PIPOUT
006:6A
006:6A
INR3
006:5G
CVBS2/Y2 006:4G
SDA_CN010
006:1C
S1/VC
006:6G
INL3
006:5G
006:5G
SCARTFBL/A16
006:5G
006:5G
B_CLK
006:1A
VD+-DEFL
004:1F
STBY_SW
003:12E;005:6E
VD--DEFL
004:1H
M-SYS-IF
005:5F
TUAGC-IF
005:5F
SIFIN1-IF
005:8E
AGC-MUTE
005:4F
INL1 006:6G
VIFIN1-IF
005:6E
PH2LF 004:9I
CVBS3 006:6G
OUTR
006:5A
006:5A
1.8V_MAIN
003:12B
CVBS1/Y1
006:6G
MON-OUT
006:5A
B_DAT
006:1A
006:1A
HOUT
-DEFL
004:1C
B_INT
006:1A
VDDC4_CAP
005:6E
4.7
C302
10V
1
C037
B
XX
D080
XX
D081
8765
4
3
2
1
CAT24C16WI-GT3
IC003
J
8
10
14
E
B
K
11
15
G
D
1
D
L
4
12
16
E
I
2
6
A
7
C
J
13
G
K
H
3
L
F
5
F
H
I
A
9
C
B
CH
C323
0.01
1SS133T-77
D074
0MHz
X001
MM3Z3V3T1
D082
MM3Z3V3T1
D083
MM3Z3V3T1
D084
W076
W077
W066
CHIP
0
JR801
W079
W078
A
(Block 001)
PROCESSOR
TO H1 BOARD
NVM
3.3V POWER SUPPLY
5V
POWER SUPPL
Y
RESET
PROTECT
PROTECT
PROTECT
RGB MUTE
R MUTE
G MUTE
B MUTE
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
9V
9V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
1.8V MAIN
1.8V MAIN
1.8V MAIN
B-BX1L(06)-13540-VT.-A(Block 001)-SW253M50
1
2
3
4
5
6
9
8
7
2 6
5
4
3
11
10
9
8
7
14
13
12
17
16
15
20
19
18
23
22
21
26
25
24
32
31
30
29
28
27
TO A BOARD CN905
TO CV BOARD CN711
TO CV BOARD
CN701
CN4103
153635400
153635400
153635400
C335
0.22
16V
B
FB011
0UH
C336
CHIP
R387
C337
CHIP
R388
75
75
75
R389
C338
0.1
16V
0.1
16V
0.1
16V
CHIP
KV-SW253M50
RM-GA002
KV-SW253M50
RM-GA002
4-3-2. A Board — (Block 002)
– 36 –
– 37 –
25V
C219
1000
1SS133T-77
D218
2SA1235-F
AC MUTE
Q202
MA4360-H(TA)
MA4360-H(TA)
D221
1W
R2151
RS
220
JW2102
XX
MA111-TX
D203
MA111-TX
D201
C238
10
R234
FPRD
47
MA111-TX
D204
D217
XX
2SA1235-F
Q201
MA111-TX
D214
JW2101
XX
PS201
XX
MA111-TX
D202
D206
XX
FPRD
R2647
10k
C221
XX
FPRD
1
R2646
D228
XX
1SS133T-77
D219
D215
XX
MA111-TX
D213
R235
FPRD
47
D220
XX
D207
C210
100
MA111-TX
D212
C220
XX
MA111-TX
D208
1W
R2152
RS
220
C212
XX
25V
D211
XX
1PS226-115
D200
MA111-TX
D205
D216
XX
RN-CP
R206
100
RN-CP
R213
10k
C235
CH
470p
R208
RN-CP
6.8k
JR1256
XX
R236
RN-CP
3.3k
R237
RN-CP
100
CHIP
R220
0
C231
PT
0.047
RN-CP
R221
100k
XX
CH
C2601
CH
C234
470p
RN-CP
R216 10k
XX
B
C2602
R238
RN-CP
100
B
C213
0.1
CHIP
XX
R218
RN-CP
R241
2.2k
C236
XX
PT
RN-CP
R242
2.2k
RN-CP
R215
10k
RN-CP
R214
33k
XX
JR2107
PT
C232
0.047
C237
XX
PT
R207
RN-CP
6.8k
CHIP
XX
R243
PS202
XX
XX
D222
XX
D223
C239
500V
B
XX
C240
B
XX
PS203
5A
90V
FB202
XX
500V
B
C241
470p
S3L20UF4
D224
5
JW2103
5
JW2104
5
JW2106
XX
XX
D225
1
2
3
4
5
6
7
8
8P
CN2102
-
-
CENTER +
CENTER +
CENTER +
CENTER +
+
+
5
JW2107
C214
25V
1000
C217
25V
1000
R201
RN-CP
3.3k
R204
RN-CP
3.3k
C027
XX
1
2
3
4
4P
CN013
GND
IIS WS
IIS CLOCK
IIS OUT1
RN-CP
R019
XX
RN-CP
R013
XX
RN-CP
R016
XX
8
9 10 11 12
7
6
1 2 3 4 5
IC200
AN17808A
OUTC/NC
IN R/NC
RF
S_GND
IN L
IN C/NC
OUTL
MUTE
PW_GND
VCC
STBY
OUTR/NC
FPRD
R2645
XX
1
2
3
3P
CN2103
SR
GND
SL
C215
XX
C243
XX
C244
XX
FB201
XX
1
2
3
4
RED
4P
CN2101
L
SP
GND
SP
GND
R
KRC102S
Q200
KRC102S
Q206
C204
0.1
MPS
C207
0.1
MPS
FB203
1.1uH
W074
R200
RN-CP
8.2k
R203
RN-CP
8.2k
R210
RN-CP
15k
R211
RN-CP
15k
C202
16V
B
0.047
C203
16V
B
0.047
C206
25V
B
6800p
C208
25V
B
6800p
C200
XX
C201
XX
C205
0.47
C209
0.47
XX
JW2105
L2601
10uH
IIS_WS
001:7A
IIS_OUT1
001:7A
AUDIO-STDBY
001:1F
MOMUTE-AUDIO
001:6A
MON-MUTE-AUDIO
006:7A
AUDIO-1
003:12C
PWR-OFF-MUTE
001:7A
AUDIO-2
003:12C
4V_AUDIO_MUTE
003:12E
LSR-AUDIO
001:1
1A
LSL-AUDIO
001:1
1A
AUDIO-MUTE
001:3L
9V
001:5A;003:12C;
004:1E;005:3F;
006:6A
AUDIO-3
003:12C
IIS_CLOCK
001:7A
L201
XX
5
JW2108
XX
GND_1 (AUDIO)
003:8B;006:1E;
003:8B;006:1E;
006:2G
XX
JW2109
5
JW2110
C247
25V
B
0.1
C248
25V
B
0.1
R202
RN-CP
10k
R205
RN-CP
10k
RN-CP
R212
100
F
5
C
2
A
D
4
A
1
E
E
G
B
D
8
C
7
B
F
9
6
G
3
C245
35V
1000
35V
C246
1000
1
2
3
4
4P
CN2104
A-MUTE
GND
A-STBY
4V
(Block 002)
A
A TO K
4V
4V
4V
4V
B-BX1L(06)-13540-VT.-A(Block 002)-SW253M50
AUDIO
XX
TO H1 BOARD
CN4108
C211
1
XX
XX
XX
C249
1000
35V
KV-SW253M50
RM-GA002
KV-SW253M50
RM-GA002
4-3-3. A Board — (Block 003)
– 38 –
– 39 –
2SC1623-L5L6
Q601
2SC1623-L5L6
Q608
2SC1623-L5L6
SWITCH
SWITCH
Q609
RU4AM-T3
D621
470
C635
16V
100
C641
16V
470
C647
16V
100
C639
RD5.1ESB2
D608
MA111-TX
D600
JW1653
5
1
2
2P
CN601
DGC
DGC
1
2
2P
TO H4 BOARD CN1651
CN600
DGCT
DGCT
0uH
FB608
JW1611
XX
FPRD
XX
R653
XX
JW1654
PQ018EF01SSH
IC603
Q606
2SC1623-L5L6
16V
100
C649
35V
3300
C630
22uH
L602
16V
100
C668
D605
RD5.1ESB2
35V
2200
C632
XX
D633
RECTIFIER
D620
XX
1A5G
D602
1A5G
D603
TP601
Q605
FN155
1E3-TB
D622
3W
RS
0.22
R619
JW1666
XX
JW1667
XX
MA111-TX RECTIFIER
D638
SB360-S
D639
VCC
GND
OUT
BA18BC0FP-E2
REGULATOR
IC607
C
O
G
SE135N-LF38
REGULATOR
IC605
MA2ZD14001S0
D637
JW1612
XX
JW1613
XX
JW1614
XX
JW1615
XX
JW1616
XX
JW1617
XX
JW1618
XX
TP602
16V
220
C685
5A
PS602
5A
PS603
5A
PS604
5A
90V
90V
90V
PS605
XX
D624
XX
FB611
FB601
1.1uH
FB605
1.1uH
FB610
1.1uH
C689
10
2SD2114K
Q610
RD18ESB2
D641
16V
100
C637
16V
100
C638
O
G
D640
TMP
5P6M
10V
4.7
C686
F
RN-CP
XX
R669
RN-CP
33k
R668
470p CH
C616
XX
B
C674
18K
R618
250V
330p
B
C625
10V
4.7
C643
F
RN-CP
100
R655
3.3k
R636
XX
R633
RN-CP
XX
R666
XX
B
C675
100V
PT
XX
C646
25V
0.01
B
C672
RN
470K
R660
RN
220K
R659
RN-CP
560
R647
RN-CP
10k
R609
1
R656
RN-CP
4.7k
R634
500V
0.0047
E
C606
500V
0.0047
E
C605
XX
JR045
470p
CH
C680
500V
470p B
C653
RN-CP
XX
R654
16V
0.1
B
C662
275V
PP
0.22
C660
RN-CP
10k
R635
1W
8.2M
R650
RN
16V
2.2
F
C678
XX
R640
RN-CP
4.7k
R602
RN-CP
XX
R665
CHIP
XX
JR1601
RN-CP
R677
100K
RN
560K
R661
25V
XX
B
C661
16V
XX
F
C679
4.7k
R631
XX
JR044
470p
B
C654
R672
RN-CP
XX
500V
0.0047
E
C609
RN-CP
1k
R667
XX
R675
PP
0.1
C666
XX
B
C670
500V
0.0047
E
C610
XX
JR1602
1KV
1KV
470p
B
C626
RD6.8ESB2
D606
D607
XX
0.1
C603
MPS
3.3
C604
RN-CP
1k
R603
MTZJ-30A
D614
RN
1k
R624
100
R621
RN-CP
R623
33K
1E3-TB
D615
1E3-TB
D617
1E3-TB
D618
1E3-TB
D619
RS
XX
R620
RN
220K
R658
RN
2.2K
R612
33
C624
1
2
3
3P
CN602
DGC
NC
DGC
1W
RF
0.1
R605
7.5
JW1619
7.5
JW1620
10
JW1621
10
JW1622
XX
JW1623
2W
RS
0.33
R610
PDZ3.6B-115
SENSING
D635
G
I O
KIA78D33P1
1.8V REGULATOR
IC606
KIA78R09API
SW REGULATOR
IC602
‘
‘
D3SB60F3
D604
25V
470
C634
S3L20UF4
D625
XX
C690
1.1uH
FB603
22uH
L600
47uH
L601
CHIP
XX
R679
CHIP
0
R680
2200p
B
C623
MPS
C612
XX
CHIP
0
R604
1
2
3
4
T605
XX
10
JW1665
W002
W070
W024
W018
W068
1
2
2P
CN6101
AC IN
AC IN
MTZJ-33B
RECTIFIER
D636
RY600
C617
XX
RS
XX
R681
25V
2200
C682
MA4039-H(TA)
D629
CHIP
220
R608
10
R627
FPRD
COM
KIA7805API
9V REGULATOR
IC604
TH600
1
3
3P
CN605
WHT
CHOKE(PFC)
CHOKE(PFC)
RS
R651
XX
RS
R606
XX
AUDIO-2
002:2E
11V
003:2C;006:2G
1.8V_MAIN
001:5L
001:5L
5V
001:6A;004:9F;
001:6A;004:9F;
005:2F; 006:5A
11V
003:12C;006:2G
+B
004:16A
004:16A
AT
SC-VCC
006:1E
9V
001:5A;002:2D;
004:1E;005:3F;
006:6A
AUDIO-3
002:2E
AUDIO-1
002:2E
HS-A007
007:1B
STBY_SW_KP
006:2G
GND_1
002:8B;006:1E; 006:2G
4V_AUDIO_MUTE
002:7F
002:7F
3.3V
001:5A;004:7I;
001:5A;004:7I;
006:2G
DGC-RELAY
001:4L
STBY_SW
001:8L;005:6E
001:8L;005:6E
1.8V_AUDIO
001:7L
275V
PT
XX
C692
EY226
XX
XX
JW1668
XX
JW1669
JW1670
XX
JW1671
1
2 3
4
T603
XX
B
C688
XX
B
C607
MA8091-M
MA8091-M
MA8091-M
D642
MA8033
D643
XX
D644
SWITCH
250V
C658
XX
STR-W6756-LF201
1
IC601
7
31
17
16
12
14
13
18
1
15
8
10
11
5
9
4
T602
TMP
RN
XX
R682
F
5
C
2
A
D
4
A
1
E
E
12
G
B
D
11
8
C
10
7
B
F
9
6
G
3
160V
330
C665
1W
RS
R676
120
FPRD
R678
1.2K
10W
RB
6.8
R616
RB
R607
XX
MM3Z15VT1
D645
MM3Z15VT1
D646
MM3Z3V3T1
D647
1
2
4
3
K1010HB01
PH600
0.001
B
C644
1kV
2200p
C628
R
2kV
R
C691
0.001
250V
330p
B
C693
D648
MA8150-M-TX
D649
D650
250V
E
C687
1000p
250V
1000p
E
C657
450V
C61
1
470
W080
POWER, CISPR
A
DGC
I
CISPR
1
2 3 4
I O
1
2 3 4
1 5
6
7
3 4
3.3V
1.8V
1.8V
1.8V
9V
1.8V
1.8V
1.8V
4V
4V
4V
4V
11V
11V
11V
B-BX1L(06)-13450-VT.-A(Block 003)-SW253M50
(BLOCK 003)
144395411
143521411
XX
TO PF BOARD
CN6620
XX
TO H1 BOARD
CN4102
175519812
180580811
153635400
275V
XX
153635400
D651
MA8091-M
Click on the first or last page to see other KV-SW253M50 service manuals if exist.