Sony KV-AR252M50 Service Manual ▷ View online
A
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B
C
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E
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G
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I
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KV-AR252M50/AR252M61/AR252M81
RM-W102
KV-AR252M50/AR252M61/AR252M81
RM-W102
4-3-2. A Board — Processor (Block A)
– 37 –
– 38 –
2.2
C073
16V
0.1
B
C069
2.2
C064
16V
0.1
B
C063
16V
0.22
B
C019
16V
0.22
B
C022
22
C024
22
C029
CHIP
100
R038
CHIP
100
R039
CHIP
100
R041
0:CHIP
R058
25V
100
C036
16V
0.1
B
C038
CHIP
XX
R356
16V
0.1
B:CHIP
C054
25V
100
C056
RN-CP
2.2K
R317
MMDL914T1
B MUTE
B MUTE
D059
MMDL914T1
G MUTE
G MUTE
D058
MMDL914T1
R-MUTE
R-MUTE
D057
16V
0.22
B
C030
35V
47
C026
16V
0.1
B
C028
16V
0.22
B
C025
16V
0.22
B:CHIP
C023
CHIP
100
R011
0.0047
B
C041
16V
0.22
B
C042
16V
0.22
B
C048
25V
0.022
B
C049
CHIP
100
R045 CHIP
100
R046
CHIP
100
R048
0.001
B
C052
0.001
C089
0.001
B
C081
0.001
C080
25V
0.01
B:CHIP
C057
CHIP
680
R061
CHIP
100
R060
1000p
B
C058
ABL BUFFER
Q009
XX
XX
R326
XX
B
C084
XX
C079
CHIP
47k
R311
CHIP
100
R310
MMDL914T1
ABL
ABL
D061
RN-CP
XX
R327
CHIP
1M
R303
CHIP
2.2M
R301
CHIP
100
R323
CHIP
XX
R019
CHIP
XX
R020
CHIP
XX
R018
CHIP
100
R030
RN-CP
100
R024
CHIP
100
R341
RN:CHIP
100
R025
CHIP
100
R339
RN-CP
220
R096
RN-CP
220
R097
CHIP
XX
R007
CHIP
XX
R006
MMDL914T1
5V POWER SUPPLY
5V POWER SUPPLY
D003
MMDL914T1
3.3V POWER SUPPLY
3.3V POWER SUPPLY
D002
CHIP
2.2k
R012
100p
CH
C021
CHIP
10k
R010
16V
0.22
B:CHIP
C014
16V
0.22
B:CHIP
C018
CHIP
100
R014
16V
0.1
B
C020
CHIP
10k
R340
CHIP
10k
R336
CHIP
470
R337
D067
XX
10
C015
RN-CP
XX
R320
100p
CHIP
CHIP
C091
16V
0.22
B
C011
CHIP
100
R029
100p
CH
C090
CHIP
0
R345
CHIP
0
R344
16V
0.22
B
C012
RN-CP
100
R026
XX
CH
C083
CHIP
4.7k
R001
CHIP
4.7k
R003
0:CHIP
C045
0:CHIP
C047
C043
0:CHIP
UN2211
RGB-MUTE
(SPOT)
RGB-MUTE
(SPOT)
Q001
(A43) 2SIF
To D3, D5
To D1 (A46) SIFIN2-IF
To D2 (A47) SIFIN1-IF
To D6 (A48) VIFIN2-IF
To C27 (A52) EWD-DEFL
To C26 (A50) VD+-DEFL
To C25 (A51) VD--DEFL
To D7 (A49) VIFIN1-IF
+B (A9) To C16
HOUT-DEFL (A10) To C22
AFC-DEFL (A11) To C21
LSL-AUDIO (A13) To B1
(A44) TUAGC-IF
To D10
To C20 (A54) ABL
(A66) DGC-RELAY
To C13
To C13
PWR-OFF-MUTE
(A2) To B8
HDSW-DEFL
(A1) To C23
SCL-0 (A6) To D16,E24
SDA-0 (A5) To D15, E23
MOMUTE-AUDIO (A7)
To B7
To D9 (A63) M-SYS-IF
9V (A8) To B11 , C14,
C24, D13, E18
5V (A4) To C9, D17, E10
To C3 (A56) STBY_SW
To C17, E9 ,(A53)
VGUARD-DEFL
LSR-AUDIO (A12) To B2
To D11 (A57)
AGC-MUTE
To C12 (A55) 1.8V_MAIN
To E25 (A60) RESET
To E41 (A62) S2
SCARTFBL/A16 (A21) To E36
R-Y/RIN (A20) To E31
Y/GIN (A19) To E29
B-Y/BIN (A18) To E30
INR3 (A25) To E37
INL3 (A26) To E38
CVBS2 (A27) To E28
INR2 (A28) To E35
INL2 (A29) To E34
C1 (A30) To E14
INL3 (A26) To E38
CVBS2 (A27) To E28
INR2 (A28) To E35
INL2 (A29) To E34
C1 (A30) To E14
CVBS1/Y1 (A31) To E13
DVD-R (A32) To E2
DVD-L
DVD-L
MON-OUT (A34) To E17
IFVO/IF_MON_OUT (A35)
To D4
To D4
OUTR (A38) To E11,E16
OUTL (A39) To E12,E15
OUTL (A39) To E12,E15
10uH
L003
10uH
L006
10uH
L007
10uH
L008
10uH
L009
MONO_OUTL (A37) To D14
16V
0.22
B
C300
CHIP
XX
JR1080
(A45)OCP-PROTECT
To C4, C19
TP02
TP03
TP04
CHIP
2.2k
R042
470p
CH
C301
(A68) B_DAT
To E43
To E43
(A67) B_INT
To E44
To E44
(A69) B_CLK
To E42
To E42
RN-CP
220
R099
10
C302
25V
100
C304
RN-CP
330K
R364
CHIP
R316
6.8k
CHIP
100
R379
CHIP
100
R380
CHIP
4.7k
R381
CHIP
4.7k
R382
To C29 (A58) ROT_CTRL
To C28 (A59) ROT_SW
*
Q012
25V
100
C305
10uH
L012
10uH
L011
100
16V
16V
C006
RN-CP
39k
R051
CHIP
100
R384
CHIP
470
R386
CHIP
XX
R383
MMDL914T1
D066
16V
0.1
B
C306
CHIP
0
R322
16V
0.1
B:CHIP
C308
10
C309
10uH
L038
CHIP
0
JR1081
RN-CP
100
R387
To C15 (A64)
1.8V_AUDIO
25V
0.01
B
C072
XX
B:CHIP
C310
16V
0.1
B
C311
CHIP
12k
R044
0.0068
B
C046
16V
2.2
C044
F
1
2
3
4
5
6
7
2
3
4
5
6
7
WHT
7P
CN014
3.3V
GND
LED G
LED R
LED R
SIRCS
GND
KEY
C3 (A23) To E40
CVBS3/Y3 (A24) To E39
CVBS3/Y3 (A24) To E39
SY (A14) To E4
SU (A15) To E5
SV (A16) To E6
SV (A16) To E6
CHIP
100
R392
To E26 (A61) AFT
FSC (A42) To E27
SEL(A17) To E7
INR1 (A40) To E33
INL1 (A41) To E32
INL1 (A41) To E32
RN-CP
100k
R5008
RN-CP
470k
R5009
XX
B
C589
*
Q515
RN-CP
10k
R5010
RN-CP
3.9k
R5011
RN-CP
15k
R5012
CHIP
1M
R5013
0.0047
B
C590
25V
0.01
B
C077
470p
CH
C592
0
C591
CHIP
CHIP
TV-OUT (A22) To E3
JR1093
CHIP
JR1095
CHIP
JR1088
CHIP
JR1091
CHIP
JR1089
XX
XX
XX
XX
XX
XX
XX
XX
CHIP
JR1092
CHIP
JR1090
CHIP
JR1094
CHIP
JL004
24.5MHz
X001
3.3
C065
CHIP
4.7k
R395
UN2211
PROTECTION
PROTECTION
Q015
4.7
C037
10
C050
10V
0.47
B
C316
RN-CP
4.7k
R314
RN-CP
4.7K
R315
0.15MF
C055
CHIP
4.7k
R338
(A71) NVM_SCL
To E21
(A70) NVM_SDA
To E22
To E21
(A70) NVM_SDA
To E22
47uH
L004
16V
100
C303
10uH
L010
10uH
L013
10uH
L031
10uH
L032
10uH
L033
10uH
L035
10uH
L036
10uH
L037
CHIP
68k
R388
25V
0.022
B:CHIP
C053
CHIP
100K
R397
D070
XX
D069
XX
XX
C317
XX
C319
XX
C318
3.3V (A3) To B10
, C6 , E20
RN-CP
1.5k
R015
D006
XX
UDZSTE-179.1B
PROTECTION
PROTECTION
D023
UDZSTE-179.1B
PROTECTION
PROTECTION
D024
UDZSTE-179.1B
PROTECTION
PROTECTION
D025
UDZ-TE-17-7.5B
GEOMETRIC CORRECTION
GEOMETRIC CORRECTION
D060
RD5.6SB-T1
SLICER
SLICER
D062
RD5.6SB-T1
PROTECTION
D064
RD5.6SB-T1
PROTECTION
D065
RD5.6SB-T1
PROTECT
D068
CHIP
CHIP
0
R305
XX
C599
XX
R5030
*
Q013
C032 *
*
C034
RN-CP
22k
R355
MMDL914T1
PROTECTION
D071
16V
100
C093
XX
C016
10uH
L005
1
2
3
4
XX
CN003
9V
GND
NC
+B
1
2
XX
CN005
VM
GND
PLLIF (A36) To D8
1
2
3
4
5
6
7
WHT
7P
CN004
GND
B OUT
G OUT
R OUT
GND
IK
9V
470
C321
123456789
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
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76
77
66
67
68
69
70
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73
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92
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95
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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
*
IC001
M-SYS-IF
SECAM L-L
AGC-MUTE
VSSC3
VDDC3(1.8V)
GREEN LED
RED LED
VSSC1/P
S2/MODE2-EU
KEY
DECV1V8
VDDC(1.8V)
D1_JP/MODE1_EU/ATT
AFT
STBY_SW
ROT SW
ROT CTRL
RESET
VDDP(3.3V)
SDA0
SCL0
HD SW
AUDIO MUTE
DGC RELAY
MOMUTE-AUDIO
D1_JP/MONSW_MONO
B INT
VSSC2
VDDC2
SDA1
SCL1
SIRCSC
VDDADC(1.8)
VSSADC
VDDA2
VDDA(1.8)
GNDA
VREF AD
VREFAD_PO
VREFAD_NE
VDDA(3.3V)
B OUT
G OUT
R OUT
IK
ABL
VP3
GND3
B-Y/BIN
Y/GIN
R-Y/RIN
SCARTFBL
VOUT
UOUT
YOUT
YSYNC
YIN
UIN
VIN
VDDCOMB
VSSCOMB
HOUT
AFC
VM
CVBS0
SCARTHPR
SCARTHPL
LSR
LSL
C1
CVBS1/Y1
INR1
INL1
CVBS3
INR3
INL3
INL3
C2
CVBS2/Y2
INR2
INL2
INL2
MON_OUT
VP2
AGC2SIF
VCC8V
INTC0_IF
IFVO/IF_MON_OUT
SIFAGC/SCART
PLLIF
GND
MONO_OUTL
DECSDEM
OUTR
OUTL
D1 RIN
D1 LIN
D1 LIN
AVL/2SIF
EHTO
AGCOUT
SIFIN2
SIFIN1
GNDIF
IREF
VSC
VIFIN2
VIFIN1
VD+
VD-
EWD
DECBG
SECPLL
GND1
PH1LF
PH2LF
VP1
DECDIG
VGUARD
VSSA1
XTALOUT
XTALIN
VREF_POS_HPR
VREF_NEG_HPL+HPR
VREF_POS_LSR+HPL
VREF_NEG_LSL+LSR
VREF_POS_LSL
VDDA3(3.3V)
VDDC4(1.8)
VSSC4
VSSP2
16V
0.1
B
C323
100
R5033
25V
0.01
B
C594
16V
470
C031
16V
470
C013
XX
R362
0
:CHIP
:CHIP
R365
*
RESET
Q016
*
Q017
RN-CP
5.6k
R361
RN-CP
18k
R360
RN-CP
3.3k
R363
MMDL914T1
PROTECT
D072
47
C322
XX
R319
16V
100
C324
W001
W002
1.5K
R023
330K:CHIP
R5034
RN-CP
1.2k
R306
CHIP
120K
R304
CHIP
1M
R5014
47P
C596
CHIP
180K
R309
CHIP
R312
CHIP
18K
18K
R313
CHIP
820
R056
XX
C094
W003
W004
W005
W006
XX
C325
XX
C326
A
PROCESSOR
TO C BOARD
TO H3 BOARD
CN3905
(FSC BUFFER)
(ADD: 8AH)
(RGB MUTE)
(RESET)
CN701
14
10
11
1213
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
B
G
R
3.3V
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
9V
9V
9V
(A33) To E1
1
2
3
6
5
4
8
9
10
(BLOCK A)
To B9 (A65) AUDIO
MUTE
TO VM1 BOARD
CN5901
7
B-BX1l12155-...-A..(Block A)-AR252
R398
C975
0.001
0.001
25V
1.5M
35V
:CHIP
16V
6.3V
RESET
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
KV-AR252M50/AR252M61/AR252M81
RM-W102
KV-AR252M50/AR252M61/AR252M81
RM-W102
4-3-3. A Board — Audio (Block B)
– 39 –
– 40 –
MSB709-RT1
AC MUTE
AC MUTE
Q202
RN-CP
1k
R221
MMDL914T1
D205
MMDL914T1
SWITCH
SWITCH
D201
DA204K
D200
MMDL914T1
SWITCH
SWITCH
D204
MMDL914T1
SWITCH
SWITCH
D203
MMDL914T1
SWITCH
SWITCH
D202
R218
16V
220
C219
CHIP
0
R220
D206
XX
C221
XX
C213
C218
C217
C212
XX
XX
XX
C210
C232
CHIP
0
R212
D209
XX
D210
XX
D211
XX
To C8 (B3)7V
To E19 (B4) (MON-MUTE-AUDIO
LSL-AUDIO (B1) To A13
LSR-AUDIO (B2) To A12
To A65 (B9) AUDIO-MUTE
To A7 (B7) MOMUTE-AUDIO
To A2 (B8) PWR-OFF-MUTE
CHIP
XX
JR1280
XX
CHIP
C234
FPRD
4.7
R2644
CHIP
XX
R232
To C5 (B6) AUDIO_VCC
To C7 (B5) AUDIO_GND
C215
C214
C216
XX
C230
C231
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
CHIP
C235
R201
CHIP
R204
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
R217
XX
R233
RN-CP
10k
R236
RN-CP
XX
R237
RN-CP
XX
R238
R219
1
2
3
4
5
6
WHT
XX
CN202
PH_L
SP L
GND
GND
SP R
PH_R
XX
XX
XX
C202
C203
C204
PT
C207
XX
C211
CHIP
R207
RN-CP
R208
1
2
3
4
WHT
CN203
4P
LSL OUT
GND
LSR OUT
MUTE
1
2
3
YEL
3P
CN204
GND
AUDIO VCC
AUDIO VCC
8
9
7
6
5
1
2
3
4
IC200
XX
AUDIO AMP
AUDIO AMP
OUTC/NC
IN R/NC
RF
S_GND
IN L
IN C/NC
OUTL
MUTE
PW_GND
VCC
STBY
OUTR/NC
22k
R242
MMDL914T1
SWITCH
SWITCH
D212
MMDL914T1
SWITCH
SWITCH
D213
To A8,C14,C24,D13,E18 (B11) 9V
To A3,C6,E20 (B10) 3.3V
C220
10
R234
R235
16V
2.2
F:CHIP
C238
RN-CP
RN-CP
RN-CP
2.2k
R240
2.2k
R241
*
Q203
XX
XX
C236
XX
C237
CHIP
R200
CHIP
R203
CHIP
R202
RN-CP
R205
CHIP
R210
R211
RN-CP
C200
C201
C206
XX
XX
C208
C205
C209
AUDIO
A
TO B BOARD
CN205
TO B BOARD
CN206
10 11 12
(BLOCK B)
B-BX1l12155-...-A..(Block B)-AR252
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
KV-AR252M50/AR252M61/AR252M81
RM-W102
KV-AR252M50/AR252M61/AR252M81
RM-W102
4-3-5. A Board — Tuner (Block D)
– 43 –
– 44 –
MA77-TX
D102
XX
CHIP
XX
R127
0.0047
B:CHIP
C116
0.0047
B
C109
16V
470
C107
CHIP
100
R118
CHIP
1k
R100
10
C101
CHIP
100
R115
RN-CP
100
R116
0.001
B:CHIP
C100
JR1181
0
CHIP
D105
XX
D106
XX
C133
XX
XX
R149
0.0047
B:CHIP
C113
25V
0.01
B
C111
RN-CP
33
R103
2SC3779C,D-AA
AMPLIFIER
AMPLIFIER
Q102
RN-CP
1k
R110
0.33uH
L103
*
SWITCH
Q111
CT131
TRAP,
CERAMIC
TRAP,
CERAMIC
*
BUFFER
Q100
CHIP
XX
JR1100
To A46 (D1) SIFIN2-IF
To A47 (D2) 001:11K
To D6 (A48) VIFIN2-IF
To D7 (A49) VIFIN1-IF
To A63 (D9) M-SYS-IF
To A44 (D10) TUAGC-IF
To A8,B11,C14,C24, E18 (D13) 9V
To A5, E23 (D15) SDA-0
TO A6,E24 (D16) SCL-0
To A4,C9,E10 (D17) 5V
To A43, D5 (D3) 2SIF
To A57 (D11) AGC-MUTE
(D4) IFVO/IF_MON_OUT
To A35
CT139
TRAP,CERAMIC
TRAP,CERAMIC
RN-CP
100
R150
CHIP
XX
JR1109
D107
XX
16V
470
C108
16V
470
C120
10
C106
To C11 (D12) 33V
0.0047
B
C115
XX
B
C131
XX
B
C132
MA77
D100
BUFFER
MUN2216T1
SWITCH
Q103
MUN2216T1
SWITCH
Q104
CHIP
10K
R111
CHIP
6.8K
R112
RN-CP
2.2K
R113
CHIP
2.2K
R114
RN-CP
100
R131
CHIP
XX
R146
RN-CP
XX
R148
CHIP
XX
JR1102
100uH
L100
CHIP
4.7k
R106
CHIP
3.9k
R107
RN-CP
470
R108
CHIP
56
R109
XX
R126
CHIP
CHIP
R128
AGC
AS
SCL
SDA
5V
30V
IF
TU101
TEDE9
TO E45 (D18) TU-AGC
1
1P
CN100
RN-CP
33
R119
100P
CHIP
C102
100P
CHIP
C104
RN-CP
XX
XX
R153
100uH
L106
TP101
RD5.6SB-T1
PROTECTION
PROTECTION
D108
RD5.6SB-T1
PROTECTION
PROTECTION
D109
47uH
L104
16V
100
C136
BPF
G
I O
CF101
XX
L105
*
L102
JR1135
*
:CHIP
To A37 (D14) MONO_OUTL
0.0047
B:CHIP
C061
*
B:CHIP
C112
56P
CHIP
C117
*
C135
SWF100
FILTER SURFACE WAVE
1
2
3
4
5
SWF101
*
*
1
2
3
4
5
16V
0.1
B:CHIP
C070
To A36 (D8) PLLIF
RN-CP
1.5k
R088
(D5) 2SIF
To A43, D3
C1233
XX
16V
2.2
C137
F:CHIP
1.2uH
L101
0UH
FB100
0.001
B:CHIP
B:CHIP
C138
25V
0.01
B:CHIP
C139
TO F BOARD
CN4603
:CHIP
JR1186 *
JR1186 *
B-BX1l12155-...-A..(Block D)-AR252
A
(BLOCK D)
TUNER
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