Sony ICF-CD553RM Service Manual ▷ View online
ICF-CD553RM
25
25
6-12. SCHEMATIC DIAGRAM – MAIN Section (2/2) –
•
See page 28 for Waveform.
•
See page 28 for IC Block Diagrams.
CN408
C102
C105
C205
C202
C201
C101
C103
R205
R105
R201
R202
R238
R138
C203
R106
R206
C320
CN412
D303
CN402
C339
R337
R331
R332
C305
C321
C323
C324
R316
R315
C206
C207
C106
C107
R209
R210
R109
R110
C208
C108
C325
C326
R214
R114
C111
R119
R219
R304
R305
R306
R307
R308
C309
C346
C335
R310
C316
R312
C318
R309
C310
C311
C314
C315
R314
R338
C966
C967
C965
C964
Q956
Q957
R965
R963
R967
C968
R968
C962
C961
D959
R959
D956
C960
C959
D957
D955
C958
C957
R956
C956
C955
R954
R955
D953
C953
C954
C952
Q952
D954
D952
C951
D958
D951
R951
C963
R961
R962
R960
R115
R141
R241
R215
C134
C234
C110
R112
C210
R212
R133
R233
R132
C131
C132
C231
C232
R232
Q304
CN303
R234
R231
C233
R211
R111
R134
R131
C133
R339
C353
C211
C308
C347
C345
C344
C122
C222
C352
C348
C123
C223
R330
R324
C317
R313
R104
R204
C350
C351
R228
R322
R128
D203
R213
Q102
Q202
R113
C341
R101
R102
D103
Q958
Q955
R952
C969
C303
R301
R302
C322
C354
JC403
Q104
Q204
Q201
Q101
IC302
R207
R107
Q953
Q951
R958
Q954
R964
D960
IC303
Q308
Q301
Q302
C338
C356
R311
M301
IC304
C301
C342
C340
C319
X301
Q303
R953
R966
MIC1
R336
Q305
14P
2.2
2.2
2.2
2.2
2.2
2.2
2.2
22k
22k
470k
47k
22k
22k
2.2
1k
1k
47
16V
2P
IN4002
2P
0.047
2.2k
100k
100
47
16V
0.01
100p
100p
1k
1k
0.1
0.22
0.1
0.47
2.2k
220k
4.7k
220k
4700p
4700p
0.22
0.1
100k
100k
10
50V
2.2k
2.2k
1k
1k
1k
1k
1k
0.1
100p
1000p
100k
100p
470k
1
100k
10
50V
0.1
10
50V
0.1
47k
47k
0.01
470
10V
470
10V
0.01
2SD2396K
2SA1576A
220
10k
4.7k
0.01
2.2k
220
10V
0.01
MTZJ-T
-77-6.8B
0
MTZJ-T
-77-3.9B
0.01
220
10V
1SS355
1SS355
220
10V
0.01
220
0.01
220
10V
100
100
1SS355
0.01
470
10V
470
10V
2SA1576A
MTZJ-T
-77-4.7B
MTZJ-T
-77-5.6B
0.01
DA204U
DA204U
10k
0.01
4.7k
2.2k
10k
47k
10k
10k
47k
1000p
1000p
4.7
50V
50V
1k
4.7
50V
50V
1k
1k
1k
220k
0.022
0.047
0.022
0.047
220k
DTA124EUA-T106
13P
4.7k
2.2k
0.047
220k
220k
4.7k
2.2k
0.047
1k
1000p
10
50V
1000
10V
100p
100p
100p
4.7
50V
4.7
50V
47
16V
0.1
4.7
50V
4.7
50V
2.2k
R333
100
2.2k
1
100k
4.7k
4.7k
0.1
0.1
0
2.2k
0
1SS355
1k
2SC4081
2SC4081
1k
0.047
L301
4.7
µH
470k
47k
1SS355
2SC4081
2SC4081
47
10
50V
0.1
47k
1k
47
16V
0.022
0
2SC4081
2SC4081
2SC4081
2SC4081
BD3870FS
470k
470k
KTC3203Y
2SD2396K
220
KTC3203Y
47
1SS355
MS87V1021
2SC4081
KTA1271Y
DTA123JUA
0.01
0.022
22k
BA6208
1
0.1
220
10V
10V
2200p
4.19MHz
2SC4081
47
10k
10k
DTC144EUA-T106
A1
A2
A3
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
DI
CE
CL
WRQ
DO
RES
DRF
COUNT
PLL_CLK
PLL_DATA
PLL_CE
B
U
S
Y
S
K
S
O
S
I
C
S
R
E
S
E
T
CDON
VOLDAT
VOLCLK
RADIOON
AMUTE
3.3V
GND
LCH
RCH
RES
DI
CE
CL
WRQ
DO
DRF
FSEQ
6V
PGND
MUTE
COUNT
LCH
RCH
GND
VT
S-GND
PLL CLK
PLL DATA
PLL CE
R +B
VREF
GND
V LIN
V RIN
SEL R
SEL L
CD LIN
CD RIN
R LIN
R RIN
CAP
LOUT
ROUT
VCC
SI
SC
TNF L
TNF R
1
11
N
C
V
C
C
G
N
D
N
C
A
O
U
T
B
O
U
T
A
IN
B
IN
D
V
D
D
X
T
X
T
R
E
S
E
T
T
E
S
T
T
E
S
T
T
E
S
T
D
G
N
D
A
V
D
D
A
IN
A
O
U
T
A
M
O
N
L
O
U
T
L
IN
S
G
A
G
N
D
M
V
D
D
C
S
S
I
S
O
S
K
B
U
S
Y
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
T
E
S
T
M
G
N
D
V LIN
V RIN
BOUT R
BNF R
BOUT L
BNF L
N
C
(2/2)
AGC
AGC
MUTING
CONTROL
SWITCH
FILTER AMP
FILTER AMP
LINE AMP
LINE AMP
INPUT SELECT SWITCH,
ELECTRICAL VOLUME,
SURROUND/TONE CONTROL
+5V
REGULATOR
Q951,952,955
+3.9V REGULATOR
+3.3V REGULATOR
REGULATOR
Q956-958
+6V
BUFFER
VOICE MESSENGER
MIC AMP
CD ON
SWITCH
SWITCH
RADIO ON
CD TRAY
OPEN/CLOSE
CD TRAY
OPEN/CLOSE
MOTOR DRIVE
MIC
1
2
SWITCH
STANDBY
A15
(Page 24)
(Page 19)
(Page 21)
(Page 27)
Ver. 1.3
ICF-CD553RM
26
26
R317
C328
C113
R124
R121
C127
R129
R319
R123
R220
C213
R229
R335
R323
R217
R216
C329
R120
R130
R117
C909
R116
C334
IC301
C128
R140
R240
C228
R230
C227
R223
R224
R221
R318
D101
D201
E C B
Q901
Q103
E
C
B
Q203
E
C
B
C907
C904
C903
C902
C901
C905
C906
R902
D902
D901
A
K
A
K
C220
R225
R226
R126
C120
R239
C221
R237
R139
C121
R137
R125
D202
D102
AK
1
13
JW616
JW615
JW613
JW614
C112
C116
+
C330
+
C908
+
C331
+
+
C114
+
C214
+
C216
+
C219
+
C119
+
C126
+
C225
+
C125
+
C218
+
C327
+
C212
+
JW607
JW608
JW609
JW610
JW604
JW603
JW606
JW605
JW611
JW612
C118
+
1
1
4
15
D904
D903
D906
D905
JW601
1
2
CN901
CN301
(11)
11
1-861-831-
AMP BOARD
K
A
MAIN
BOARD
CN303
D
K
A
K
A
SP101
(L-CH)
(L-CH)
SP201
(R-CH)
C992
L901
L902
1
2
KH901
F901
FH902
FH901
W1
T901
POWER
TRANSFORMER
TRANS BOARD
(11)
11
1-861-829-
(AC IN)
TUNER
BOARD
B
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
6-13. PRINTED WIRING BOARDS – AMP/TRANS Boards –
•
See page 17 for Circuit Boards Location.
:Uses unleaded solder.
D101
C-6
D102
D-2
D201
D-6
D202
E-3
D901
C-3
D902
C-3
D903
C-3
D904
B-3
D905
C-2
D906
B-2
IC301
C-4
Q103
C-6
Q203
D-5
Q901
B-5
•
Semiconductor
Location
Location
Ref. No.
Location
(Page 22)
(Page 20)
ICF-CD553RM
27
27
R116
R117
C112
R323
C327
D101
D201
R220
R120
C113
C213
R216
R217
C212
R129
R229
C114
R124
R123
R130
C128
R140
R230
C228
R240
R223
R224
C116
C216
C214
R121
R221
C127
C227
C328
R317
R318
C329
R335
C330
C219
C218
C334
C118
R125
C120
R225
C220
C225
C125
C126
C221
R237
R239
C121
R139
R137
D202
D102
C119
CN301
C909
C908
C907
R902
CN901
C901
D901
D902
C902
C903
D903
D904
C904
C905
D905
D906
C906
R226
R126
C992
L901
L902
F901
W1
T901
KH901
SP201
SP101
IC301
Q203
Q103
Q901
C331
R319
4.7k
22k
4.7
50V
50V
100k
4.7
50V
50V
1SS355
1SS355
1k
1k
1000p
1000p
4.7k
22k
4.7
50V
50V
100k
100k
1
50V
470
220
1k
2200p
10k
1k
2200p
10k
220
470
47
16V
47
16V
1
50V
2.2k
2.2k
0.01
0.01
0.022
2.2k
10k
2200p
10k
47
16V
100
10V
10V
1000
10V
1000p
1000
10V
2.2
0.01
2.2
0.01
10
50V
10
50V
10
50V
0.1
22k
47k
0.1
47k
22k
1SS355
1SS355
100
10V
10V
4P
0.01
4700
16V
0.47
100k
2P
0.01
1SS355
1SS355
0.01
0.01
IN4002B
IN4002B
0.01
0.01
IN4002B
IN4002B
0.01
10k
10k
100p
2.5A
125V
BA5417
2SD1757K
2SD1757K
2SC4081
10
50V
4.7k
1
PR
EG
N
D
2
P
R
EG
N
D
1
F
IL
T
ER
S
TB
Y
V
CC
N
F L
L IN
R
IN
N
F R
P
O
W
ER
G
N
D
B
S R
R
O
U
T
L
O
U
T
B
S
L
(N
C)
(AC IN)
POWER
TRANSFORMER
(R-CH)
(L-CH)
13
MUTING
MUTING
POWER AMP
AC IN
DETECT
6-14. SCHEMATIC DIAGRAM – AMP/TRANS Boards –
•
See page 28 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 25)
(Page 21)
ICF-CD553RM
28
28
•
Waveforms
– CD Board –
1
IC701
4
(RF) (CD play mode)
2
IC701
qd
(FE) (CD play mode)
3
IC701
qg
(TE) (CD play mode)
4
IC701
rk
(XOUT) (CD play mode)
1.3 Vp-p
Approx.
300 mVp-p
300 mVp-p
Approx.
250 mVp-p
250 mVp-p
– TUNER Board –
qa
IC2
w;
(XOUT)
1.7 Vp-p
13.3
µ
s
– MAIN Board –
wa
IC401
ua
(XT2)
3 Vp-p
30.5
µ
s
2.7 Vp-p
59.1 ns
ws
IC401
ug
(X2) (CD play mode,
Message record/play mode)
3.4 Vp-p
239 ns
wd
IC303
qk
(XT)
(Message record/play mode)
3.9 Vp-p
239 ns
•
IC Block Diagrams
– CD Board –
IC701
LC78646E-E
60
59
58
57
56
55
54
53
52
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
SLCO
SLCIST
EFMIN
RF
FDO
SPDO
SLDO
GPDAC
FDO
SPDO
SLDO
GPDAC
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
V/P
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
V/P
FSEQ
MONI1
MONI2
MONI3
MONI4
MONI5
VSS
VDD(3.3V)
69 68 67 66
65 64 63 62 61
VSS
VDD5
DRF
RES
WRQ
DO
DI
CL
CE
79
78 77 76 75 74 73 72 71
LDS
80
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
70
CONT3
WRQ
DO
DI
CL
CE
CE
FR
VVDD
PCKIST
VVSS
SBCK/FG
PDO2
PDO1
CONT1-3
SBCK/CONT6
CONT4,5
CONT4,5
DRF
WRQ
DO
DI
CL
CE
LDS
LDD
LDS
LDD
FR
VVDD
PCKIST
VVSS
PDO2
PDO1
CONT1
CONT2
CONT3
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
FIN1
FIN2
TIN1
TIN2
REFI
REFI
DEFECT
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
SLCO
SLCIST
EFMIN
RF
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
JITTC
ADAVDD
ADAVSS
ADAVDD
ADAVSS
TDO
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
DATA
DATACK
LRSY
RVDD
RVSS
RCHO
LCHO
LVSS
LVDD
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
16MOUT
XVSS
XIN
XOUT
XVDD
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
FSX/16MIN
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LVSS
LCHO
LVDD
39 40
DOUT
TEST
51
50
49
48
47
46
45
44
43
42
41
+
–
MIX
PH
BH
MONI
CONT
CONT
AGC
+
–
+
–
+
–
+
–
+
–
+
–
LPF
TBAL
TBAL
RAM
TDO
TRACK JUMP
SW
D/A
APC
SUBCODE DECODE CRC
GENERAL PURPOSE
PORTS
8FS
DIGITAL FILTER
1BIT DAC
LPF
ERROR
CORRECTION
AUDIO CD
MONITOR SIGNAL SELECTOR
EXTERNAL
AUDIO IN
AUTO ADJUST
FRAME SYNC
DETECT,PROTECT,INSERT,
EFM DECODE
A/D
CLOCK
GENERATOR
COMMAND
INTERFACE
INTERFACE
SERVO PROCESSOR
LEVEL SET
+
–
S/H
SW
DRF
DRF
ATTENUATION
DEEMPHASIS
INTERPOLATION
MUTE
RUPTURE DEFECT
SLICE LEVEL
CONTROL
CLV,CAV
CONTROL
SERIAL
OUT
AUDIO OUT
RAM
JITTER
DETECT
PLL
VCEC
FE
TE
TEC
RF
RFMON
VREF
SPDO
SLDO
GPDAC
FSEQ
MONI1-5
FDO
LPF
LPF
EQ
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