DOWNLOAD Sony ICF-CD853V Service Manual ↓ Size: 2.4 MB | Pages: 39 in PDF or view online for FREE

Model
ICF-CD853V
Pages
39
Size
2.4 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icf-cd853v.pdf
Date
PREV: Sony SS-LA300ED / SS-LAP305ED Service Manual

Sony ICF-CD853V Service Manual ▷ View online

ICF-CD853V
17
17
5-5.
SCHEMATIC  DIAGRAM  – CD Section –
•
 See page 15 for Waveforms.
•
 See page 24 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD STOP
[
] : CD PLAY
JC703
C736
C707
C706
C738
C739
C732
C751
C733
C750
C743
C742
C708
C734
TP
C701
TP
R711
R708
R710
C703
R709
C704
C731
Q701
R707
IC701
R712
R706
R705
R704
R703
R702
R701
CNP701
C702
R724
C747
C730
C744
C729
C728
R725
R726
R728
R727
R729
R730
C746
C745
R731
C717
JC704
X701
FB701
R715
C716
C711
R714
C735
C755
C754
L706
R721
R718
R716
R717
R720
R719
R722
R723
CNP702
C727
C726
C725
C724
C723
C722
C721
C720
C740
C741
R741
R744
R743
IC702
C709
M702
M701
S701
C705
JC701
JC702
0
4700p
1
1
50V
0.1
0.1
100
10V
0.1
100
10V
100
10V
0.1
0.1
100p
4700p
(VC)
(FE)
(TE)
(GND)
1000p
(RF)
330
10k
4.7k
0.1
22k
22p
0.047
KTN2907AS-RTK
10
LC78645NE-U
100
47k
15k
15k
15k
15k
47k
16P
47
10V
47k
100
10V
0.1
0.1
1
0.047
680
680
10k
2.2k
220
1k
100
10V
0.1
2.2k
0.01
220
33.8688MHz
150
0.01
0.01
150
1000
6.3V
0.01
0.01
(L-CH)
(R-CH)
1k
1k
1k
1k
100
100
100
100
14P
1000p
1000p
1000p
22p
0.01
22p
22p
22p
470
10V
0.1
6.8k
100k
6.8k
BA6998FP-E2
0.1
4700p
0
0
A9
A10
A9
A10
A1
A1
A2
A2
A8
A8
A4
A4
A3
A3
A5
A5
A6
A6
A7
A7
B1
B3
B5
B1
B3
B5
C1
C2
C3
C4
C1
C2
C3
C4
B2
B4
B2
B4
E
D
A
B
C
F
LD
VR
PD
F+
T+
T-
F-
SW
GND
V
C
C
M
U
T
E
S
P
+
S
P
IN
S
P
-
S
L
-
S
L
+
R
E
G
O
V
C
C
V
R
E
F
F
-
F
+
T
-
T
+
R
S
T
DRF
∗
RES
DO
DI
CL
CE
VREF
VCC
GND
FSEQ
∗
WRQ
R
E
G
-B
G
N
D
G
N
D
G
N
D
N
C
O
P
O
U
T
O
P
IN
SLCIST
EFMIN
RF
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
F
D
O
S
P
D
O
S
L
D
O
G
P
D
A
C
C
O
N
T
4
C
O
N
T5
S
B
C
K
/C
O
N
T
6
S
B
C
K
/F
G
D
E
F
E
C
T
V
/*
P
FS
E
Q
M
O
N
I1
M
IN
I2
M
O
N
I3
M
O
N
I4
M
O
N
I5
(3
.3
V
)V
S
S
V
D
D
D
O
U
T
T
E
S
T
LVDD
LCHO
LVSS
RVSS
RCHO
RVDD
XVDD
XOUT
XIN
FSX/16MIN
XVSS
C2F
EFLG
16MOUT
ASLRCK
ASDACK
ASDFIN
LRSY
DATACK
DATA
C
E
C
L
D
I
D
O
*
W
R
Q
*
R
E
S
D
R
F
V
D
D
5
V
S
S
C
O
N
T
3
C
O
N
T
2
C
O
N
T
1
P
D
O
1
P
D
O
2
V
V
S
S
P
C
K
IS
T
V
V
D
D
F
R
L
D
S
L
D
D
SLCO
TX
TY
F
X
F
Y
S
P
Y
S
P
X
S
L
X
S
L
Y
S
L
IN
(S
L
IN
)
F
IN
(F
IN
)
T
IN
(T
IN
)
(LIMIT)
SL+
SL-
SP-
SP+
(SLED)
(SPINDLE)
AUTOMATIC
POWER CONTROL
RF AMP,FOCUS/TRACKING SERVO,
DIGITAL SIGNAL PROCESSOR,
CLV SERVO,D/A CONVERTER
COIL DRIVE,
FOCUS/TRACKING
SPINDLE/SLED
MOTOR DRIVE
P-GND
CD MOTOR 6.0V
CD R-OUT
CD L-OUT
D-GND
CD VDD 3.3V
(Page 20)
ICF-CD853V
18
18
E C B
Q203
C965
C966
R961
R962
E
C
B
C967
R965
R964
C969
D954
AK
C68
C69
C70
C74
C75
C19
C18
R10
C22
R11
C20
A
K
A
D2
C4
JC4
C32
C78
R9
R18
C31
C33
R19
C48
C47
C41
C25
D3
AK
D4
AK
R13
R12
C27
C46
C29
C7
L4
A
K
D5
C28
R15
C43
JC5
C6
C5
Q2
B C E
R16
C30
R63
L53
R57
R4
L8
R5
C2
C44
L52
R59
C61
C54
R58
C57
Q955
Q52
S G D
E C B
Q51
C71
C35
C66
R56
R53
R52
R51
R55
R54
C55
C53
C76
C63
C64
C51
C52
IC51
R65
E C B
Q53
C58
C65
R66
R61
R64
L54
R21
R62
R20
Q1
B C E
R101
R111
R201
R211
C102
C202
C101
C201
R3
R2
R1
C15
C16
R7
R8
C14
C12
C11
C10
C37
C36
R6
C38
C953
C955
C957
R966
C959
C961
C963
R954
R955
C951
R323
R312
C309
C228
R225
R227
R238
R138
C116
C216
C215
C115
E C B
Q103
C128
R124
R126
R224
R127
R125
C223
R229
R129
C123
R228
C217
C117
R220
R331
R120
K
A
K
D303
Q106
B C E
Q206
B C E
C313
R128
R313
R131
R122
C126
C226
R311
C308
R226
R222
R330
R329
E C B
Q304
Q302
B C E
Q303
B C E
R133
R233
R309
R303
R304
R308
Q301
B C E
R213
R206
C73
C318
C320
R324
R325
R319
R320
R321
R202
R208
R212
R204
R108
R112
R104
R106
R113
R102
R301
R318
R317
C77
L7
C322
L301
C323
JC3
C319
R326
R327
R209
R214
R210
C207
R207
C206
Q202
B C E
Q201
B C E
R114
C106
R107
C107
R110
E C B
Q102
E C B
Q101
R109
R315
R232
R132
R134
R234
C72
IC1
R960
Q953
C962
+
C960
+
C958
+
JW303
JW304
JW305
JW306
C964
+
JW301
C968
+
JW302
BPF1
L3
TV RF
JW317
CT3
JW321
JW322
C8
+
JW323
JW319
JW320
JW324
C3
+
C56
JW333
C60
+
JW328
JW327
JW326
JW325
CT1
JW329
JW330
JW331
JW332
JW373
D54
D52
D53
JW374
D306
D307
CN301
X51
C49
+
C62
+
JW338
JW347
JW348
JW351
JW349
JW350
JW352
JW353
JW354
JW377
JW378
JW379
D308
JW375
CN302
JW376
JW366
JW367
JW368
C324
+
C301
+
C328
+
C302
+
C203
+
C204
+
JW346
JW345
JW344
JW343
JW356
JW364
JW365
JW363
JW362
JW381
C307
+
JW355
C119
+
C219
+
JW342
JW341
JW340
JW339
JW336
JW335
C327
+
JW337
C17
+
C1
+
C13
+
C9
+
JW334
RV1
(FM STEREO)
JW370
C103
+
C104
+
C105
+
D301
D305
Q305
C325
+
C326
+
C321
+
JW371
JW372
C205
+
D304
C316
+
JW361
JW360
CN303
JW359
JW358
JW357
Q207
Q107
C225
C125
C312
+
C310
+
C124
+
C224
+
C314
+
C121
+
C221
+
JW311
JW312
JW313
JW314
JW316
JW315
C952
+
C956
+
C954
+
D951
D952
D953
Q952
Q951
R958
R956
R953
R951
C222
+
IC302
C122
+
JW308
JW310
JW309
RV2
(AM IF)
C970
+
KH951
L1
AM OSC
JW318
CT2
L2
FM/TV RF
JW307
15
1
MAIN BOARD
(11)
11
1-684-038-
7
1
+
+
1
4
1
7
1
2
1
2
13
14
19
20
1
2
1
4
D
HP
BOARD
CN305
SP201
(R-CH)
SP101
(L-CH)
C
VOLUME
BOARD
CN304
S302
CD LID
OPEN/CLOSE DETECT
A
CD BOARD
CNP702
B
LCD BOARD
CN401
20
11
1
10
L5
AM
FERRITE-ROD
ANTTENA
ANT1
(TV/FM)
E
TRANSFORMER
BOARD
CN901
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
J
K
3
1
31
30
10
11
20
21
1
40
R231
TP
(AM GND)
TP
(RADIO+B)
TP
(ANT)
TP
(VT)
TP
(FM GND)
5-6.
PRINTED  WIRING  BOARD  – MAIN Section –
•
 See page 14 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D2
I-10
D3
F-9
D4
G-9
D5
G-8
D52
J-7
D53
J-7
D54
J-8
D301
I-3
D303
A-5
D304
F-2
D305
I-3
D306
I-6
D307
J-6
D308
K-5
D951
B-7
D952
B-8
D953
B-9
D954
D-10
IC1
G-7
IC51
I-7
IC302
B-5
Q1
H-6
Q2
G-8
Q51
I-8
Q52
H-7
Q53
H-7
Q101
H-3
Q102
H-3
Q103
B-5
Q106
A-5
Q107
E-3
Q201
G-3
Q202
G-3
Q203
C-6
Q206
A-6
Q207
E-4
Q301
G-5
Q302
E-6
Q303
E-5
Q304
E-6
Q305
I-3
Q951
A-8
Q952
A-9
Q953
C-9
Q955
C-10
(Page 22)
(Page 16)
(Page 19)
(Page 19)
(Page 19)
ICF-CD853V
19
19
R903
R902
R901
C908
C907
C910
C909
R904
C902
T901
POWER
TRANSFORMER
JW901
C905
+
C903
+
JW902
D905
D906
D908
D907
D902 D903
C904
+
C901
+
D911
CN901
D910
D909
TM902
TM901
D901
TRANSFORMER BOARD
(11)
11
1-684-042-
1
4
E
MAIN
BOARD
KH951
(AC IN)
WHT
BLK
R137
R135
R136
R237
R235
C227
R236
C127
Q108
BC
E
Q208
BC
E
R322
R328
VOLUME BOARD
(11)
11
1-684-040-
CN304
JW390
RV301
S301
C317
+
1
7
−
1
−
2
VOLUME
MEGA BASS
ON        OFF
C
MAIN
BOARD
CN305
(11)
11
1-684-041-
HP BOARD
1
7
D
MAIN BOARD
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
J301
5-7.
PRINTED  WIRING  BOARDS  – POWER Section –
•
 See page 14 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D901
E-4
D902
E-3
D903
E-3
D905
E-3
D906
E-2
D907
E-2
D908
E-2
D909
F-2
D910
F-2
D911
D-3
Q108
A-4
Q208
B-4
(Page 18)
(Page 18)
(Page 18)
ICF-CD853V
20
20
5-8.
SCHEMATIC  DIAGRAM  – MAIN Section (1/2) –
•
 See page 24 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : FM
[
] : CD PLAY
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
C225
C124
C125
C313
C314
R
1
3
4
R
2
3
4
C226
C126
R131
C224
R232
D304
R315
C316
R133
R233
Q207
Q107
CN303
R
3
3
1
C
3
1
2
R
3
1
3
C
1
2
3
R129
C221
C222
R228
R
1
2
8
C
1
2
2
C121
R127
Q103
C116
R138
C115
R124
Q203
R224
C215
C216
R238
R125
R225
C
3
1
0
R227
KH951
TM901
TM902
C902
R903
R901
C903
D901
D902
D903
C904
C905
R
9
0
4
D905
D906
C907
C908
C909
D907
D908
D909
D910
C910
R902
D
9
1
1
CN305
CN901
R951
R956
R953
R954
R955
C953
D951
C954
C955
C956
R958
C957
C958
C959
R966
R960
D953
C961
C962
C963
C964
R964
C967
C968
D954
C969
C970
CN301
CN302
C228
C128
R
2
2
6
R
1
2
6
C
3
0
9
C
3
0
8
R
3
1
2
R
3
2
3
Q305
C326
C325
Q301
R309
C307
D303
R220
C217
C117
R120
R229
R308
Q206
Q106
C321
C322
L301
C318
C319
C320
Q302
R109
C104
R102
C103
R104
R112
R108
C302
C106
C107
R110
R114
Q101
Q102
R202
C203
R204
R212
R208
R213
R206
R113
R107
R106
D301
C301
R207
R209
C205
C207
R210
R214
Q201
Q202
C72
R318
R301
R21
R20
C73
R317
R329
R132
R961
D
3
0
5
R
3
2
4
R
3
2
5
R
3
2
6
D
3
0
6
D
3
0
7
D
3
0
8
R
3
2
7
C
7
5
C
7
4
C49
R303
R304
C105
C206
R122
C119
C219
R222
C327
R330
R
3
2
1
R
3
2
0
R
3
1
9
C324
C323
C
9
0
1
C
9
5
1
C
9
5
2
R
9
6
2
C965
C966
R322
C317
Q108
Q208
R137
R235
R136
C127
R237
C227
R328
CN304
R236
T901
J301
SP201
SP101
R135
RV301
S301
R311
Q303
C
2
2
3
IC302
R231
Q951
Q952
D952
Q953
C960
R965
Q955
JC
3
Q1
C204
Q304
C328
S302
1000
6.3V
100
10V
1000
6.3V
1000p
10 50V
1
0
0
1
0
0
0.01
0.01
2.2
100
10V
22k
1SS119
0
10
50V
1k
1k
KTC3203Y
KTC3203Y
4P
1
0
k
4
7
1
0
V
1
k
1
0
00
p
10k
0.47
50V
47
10V
220
2
2
0
4
7
1
0
V
0.47
50V
1k
2SC4081-T106
0.22
6.8k
4700p
10k
2SC4081-T106
10k
4700p
0.22
6.8k
4.7k
4.7k
1
0
0
1
0
V
1k
4P
0.47
100k
10k
47 35V
1SS119
1SS119
1SS119
47
35V
47
35V
4
.7k
1SS119
1SS119
0.1
0.1
0.1
1N4002B
1N4002B
1N4002B
1N4002B
0.1
220k
M
T
Z
J-T
-7
7
-22
B
7P
4P
1
1
470
1k
470
0.01
MTZJ-T-77-3.9A
220
10V
0.01
470
10V
220
0.01
220
10V
0.01
220
100
MTZJ-T-77
-4.3B
0.01
220
10V
0.01
220
10V
100
0.01
220
10V
UDZS-TE17
-4.3B
0.01
220
10V
20P
14P
0.1
0.1
4
7
k
4
7
k
4
7
0
0
p
2
2
0
0
p
1
0
k
4
7
k
2SB1013
2.2
50V
220
10V
DTA144EUA-T106
100k
4.7
50V
DAP202U-T
-106
1k
1000p
1000p
1k
10k
2.2k
2SD1757K
2SD1757K
47
10V
0.01
100p
100p
100p
DTC144EUA-T106
1k
47
10V
4.7k
4.7
50V
3.3k
220k
470k
220
10V
1000p
1000p
470k
220k
2SC4081
-T106
2SC4081
-T106
4.7k
4.7
50V
3.3k
220k
470k
220k
470k
220k
470
470k
1SS119
4.7
50V
470
1k
4.7
50V
1000p
470k
220k
2SC4081
-T106
2SC4081
-T106
1000p
47k
1k
47k
2.2k
0.01
470
47k
22k
1k
1
S
S
1
1
9
1
0
0
1
0
0
1
0
0
1
S
S
1
1
9
1
S
S
1
1
9
1
S
S
1
1
9
1
0
0
1
0
0
0
p
1
0
0
0
p
47
10V
47
47
4.7
50V
1000p
10k
4.7
50V
4.7
50V
10k
100
10V
47k
4
.7
k
4
.7
k
4
.7
k
47
10V
0.01
4
7
3
5V
0
.0
1
6
8
0
0
1
6
V
1
k
1000p
1000p
100
470
10V
2SC4081
-T106
2SC4081
-T106
470
100k
1k
1
470
1
2.2k
7P
1k
100k
20k/20k
1k
DTA144EUA-T106
1
0
0
0
p
BA5417
2.2
2SD2396K
2SD2396K
MTZJ-T-77
-6.8B
KTC3203Y
470
10V
100
2SD596
0
2SA1576A
47 10V
2SA1576A
220
10V
A1
A2
A3
A4
A5
A6
A7
A8
P
R
EG
ND
2
P
REG
N
D
1
N
F R
R
 IN
L IN
N
F L
FILTER
S
TBY
PO
W
ER G
ND
B
S L
L OU
T
V
CC
R
 O
U
T
BS
 R
(NC
)
(1/2)
D901-903,905-910
RECT
POWER
TRANSFORMER
(AC IN)
1
7
(L-CH)
(R-CH)
Q107,207
HEADPHONE
SWITCH
Q108,208
BUFFER
-2
-1
VOLUME
MEGA BASS
OFF
ON
1
7
Q201,202
AMP
AMP
Q101,102
MUTING
MUTING
INVERTER
B+ SWITCH
Q103,203
BASS BOOST
SWITCH
SWITCH
Q302,303
STANDBY
INVERTER
POWER AMP
+3.3V REGULATOR
+6V REGULATOR
+3.9V REGULATOR
B+ SWITCH
+3.9V REGULATOR
CD LID
OPEN/CLOSE
2
1
DETECT
1
µ
H
(Page
 17)
(Page 21)
(Page
 23)
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