Sony HCD-EC50 Service Manual ▷ View online
21
21
HCD-EC50
HCD-EC50
6-4. PRINTED WIRING BOARD — BD SECTION —
•
See page 17 for Circuit Boards Location.
:Uses unleaded solder.
R256
C257
R260
C206
C205
C322
R323
R322
R321
R324
C223
C321
C268
C267
R271
R203
C226
R201
C227
C110
C108
C102
C203
C204
C101
IC202
C274
C202
R207
C215
R202
C201
R423
R421
C424
C276
C210
Q321
C207
C266
X201
C275
C323
C277
C406
R401
C401
C219
R276
C271
C272
C104
C105
C107
C109
C232
C220
M401
(SPINDLE)
(SPINDLE)
M402
(SLED)
(SLED)
S201
R257
C258
C260
C261
R258
C304
C208
R101
R265
R266
R267
C264
C265
R278
C111
C214
R270
C221
C292
C291
R292
R291
IC201
C217
C218
C224
R451
R102
R103
R104
R105
R107
R108
R109
R110
R111
C451
IC402
C256
C251
C252
C254
C253
R254
R255
R252
R253
CN301
C213
C222
C405
R113
C404
R452
C112
R275
R277
C103
R112
C301
C303
C273
R268
C113
CN102
C230
R250
R280
3
1
2
E
BD83S BOARD
(SIDE A)
1-868-067-
11
(11)
BD83S BOARD
(SIDE B)
1-868-067-
11
(11)
M
M
(LIMIT)
1
7
8
14
28
22
21
15
1
30
90
61
60
31
91
120
A
MAIN
BOARD
CNS104
OPTICAL PICK-UP BLOCK
(KSM-213DCP/C2NP)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
TP
(RFACI)
TP
(VC)
SUFFIX-11:
(Page 23)
SUFFIX-14:
SUPPLEMENT-1
Page 4
(
(
22
22
HCD-EC50
HCD-EC50
6-5. SCHEMATIC DIAGRAM — BD SECTION —
•
See page 17 for Waveforms.
•
See page 32 for IC Block Diagram.
•
See page 33 for IC Pin Function Description.
C208
C205
R324
R101
R292
C110
R451
R102
R103
R104
R105
R107
R108
R109
R110
R111
R255
R253
C406
C301
R254
R252
R250
R268
R322
R321
C264
CN301
C222
C213
R291
C201
C219
R112
R113
C203
C108
C102
C101
C103
C105
C111
C104
C109
C107
C113
C112
R275
R277
R276
C271
C221
C273
C261
C260
R265
R266
R267
R258
C258
R260
C256
C207
C254
C253
C252
C251
C232
C206
C224
R278
C272
C204
C218
C291
C292
C217
C202
R401
C303
C322
C321
R323
R452
R421
C404
R207
C226
C265
C210
R256
C257
C323
Q321
C424
R423
C405
M402
M401
IC402
S201
TP
C230
TP
C220
C451
TP2
TP1
TP4
TP3
C274
R257
C304
IC201
R280
C401
C227
R202
C268
C215
C276
C277
IC202
R201
CN102
C266
C267
R203
C275
C214
X201
R270
R271
C223
0.1
0.1
100k
100
100
220p
22k
100
100
100
100
100
100
100
100
100
1k
1k
0.1
0.1
10k
10k
1M
10k
2.2
2.2
1000p
16P
0.1
0.1
100
100
10V
10V
0.1
100
100
100
10V
10V
220p
22p
22p
220p
220p
220p
220p
∗
1
∗
1
∗
1
∗
1
∗
1
100
100
47k
0.1
0.1
470p
0.01
0.47
4.7k
1k
4.7k
220k
220p
0
0.1
100 10V
4700p
470p
4700p
470p
0.1
0.1
0.1
100
0.1
0.1
0.1
470p
470p
0.1
0.1
0
10
1
1000p
0
10k
0
0.1
0
1
0.1
0.1
22k
0.1
100
10V
10V
2SA2119K
0.1
10k
0.1
BA5947FM
100p
0.1
0.047
0.1
100k
1
CXD3014A-201R
0
220
10V
10V
1
0
10p
0.1
1
1
BD18KA5FP
0
23P
10p
5p
5p
0.1
16.9344MHz
1k
1M
0.1
FR
D
R
FFD
R
TR
D
R
TFD
R
FRDR
FFDR
TRDR
TFDR
SP-
SP+
S
L-
SL
+
SP+
SP-
SL+
SL-
OPIN-
OPIN+
CH1FIN
CH1RIN
CH2FIN
CH2RIN
GND
CNF4
POWVCC
CH2OUTR
CH2OUTF
CH1OUTR
CH1PUTF
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
CH3RIN
CH3FIN
CH4IN
CH4CAPA
OPOUT
PREVCC
VREF
GAIN-SW
MIRR
DFCT
FOK
VSS
LOCK
MDP
SSTP
IOVSS1
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
IOVDD1
AVDD0
AVSS0
E
F
TEI
TEO
FEI
FEO
VC
A
B
C
D
AVDD4
RFDCO
PDSENS
AC_SUM
EG_IN
LD
PD
RFC
AVSS4
RFACO
RFACI
AVDD3
BIAS
ASYI
ASYO
VPCO
VCTL
AVSS3
CLTV
FILO
FILI
PCO
BCKI
LRCKI
LRCK
VSS
PCM
D
BCK
VDD
IOVDD2
DOUT
TEST
IOVSS2
XVSS
XTAO
XTAI
XVDD
AVDD1
AOUT1
VREFL
AVSS1
AVSS2
VREFR
AOUT2
AVDD2
IOVDD0
IOVSS0
XTACN
XRST
VSS
VDD
SENS
WFCK
XUGF
XPCK
GFS
C2PO
SCOR
VDD
COUT
PCMDI
CLOK
SVSS
SVDD
SVSS
SVDD
VSS
SVDD
VDD
VSS
TEST1
SVSS
SVSS
SVDD
JTAGTCK
JTAGTDI
JTAGTDO
JTAGTMS
TRST
VDD
TES1
PLLVDD
PLLVSS
ACK-MP3
REQ-MP3
IREQ-MP3
SSTB-M
P3
2
3
1
XLAT-MP3
XLAT
CLK2
DATA
DATA2
T+
VC
GND
LD
PD
F+
T-
F-
VCC
SCOR
SENS
CLK
XRST
D-OUT
DVDD(3.3V)
AVDD(3.3V)
E
D
A
B
C
F
VR
IREQ-MP3
REQ-MP3
ACK-MP3
XLAT-MP3
XLAT
DATA
DATA-MP3
CLK-MP3
IN
GND
OUT
(LIMIT)
AUTOMATIC
POWER
CONTROL
RF AMP,DSP,MP3
FOCUS/TRUCKING
COIL DRIVER,
SLED/SPINDLE
MOTOR DRIVER
OPTICAL
PICK-UP
BLOCK
KSM-213DCP/C2NP
(SPINDLE)
(SLED)
(VC)
(RFACI)
+1.8V REGULATOR
M-MUTE
D-GND
L-CH
A-GND
R-CH
M-GND
M+7V
XTCN
(APC)
(SPI)
C103,105,112,113
US,CND,E3,SP,AUS:22p
AEP,UK,CET,KR:100p
US,CND,E3,SP,AUS:22p
AEP,UK,CET,KR:100p
5
6
7
No mark:CD PLAY
(1/3)
CNS104
BD83S BOARD
SUFFIX-11:
(page 24)
(page 24)
SUFFIX-14:
SUPPLEMENT-1
page 5
SUPPLEMENT-1
page 5
(
(
Ver. 1.3
23
23
HCD-EC50
HCD-EC50
6-6. PRINTED WIRING BOARD — MAIN SECTION —
•
See page 17 for Circuit Boards Location.
:Uses unleaded solder.
IC801
IC101
IC401
AMP BOARD
WH102
(Page 29)
C
PANEL BOARD
CNS701
(Page 27)
D
PT BOARD
CNJ151
(Page 31)
E
BS83S BOARD
CN102
(Page 21)
A
AMP BOARD
WH101
(Page 29)
B
A
K
A
K
A/K
A/K
S1
S2
K
A
A
A/K
A
A
A
A
A
A
K
K
K
VT
E
E
TUNER GND
1
8
5
E
E
E
E
E
1
22
23
1
2
E
E
E
E
K
K
K
E
A
A
5
1
1
3
1
4
E
S
S
1
1
3
2
26
27
A
K
K
E
E
E
1
8
E
E
E
S1
S2
R
L
SPEAKER
+
–
+
–
MAIN BOARD
CNP802
ANTENNA
FM/AM
CF802,CF803
1-868-527-
11
(11)
(L-CH)
(R-CH)
TAPE
MECHANISM
DECK
HRP501
(REC/PB)
SW501
(1/2)
REC PB
(2/2)
(CHASSIS)
1
1
3
3
TRANSISTOR BOARD
1-868-540-
11
(11)
1-868-531-
11
(11)
J105
AUDIO IN
J102
PHONES
(CHASSIS)
JACK BOARD
8
1
(IMPEDANCE
USE 6Ω)
J101
S1
S2
S3
S1
D 8 1 2
D 8 1 3
D 8 0 2
R 8 0 3
R 8 0 2
R 8 1 7
R 8 1 6
R 8 1 8
X 8 0 1
R 8 1 5
C 8 1 5
L804
J W 8 2 5
L 8 5 1
L 8 5 1
J W 8 2 4
J W 8 1 6
J W 8 0 8
J W 8 2 1
J W 1 6 8
J W 1 6 5
J W 1 6 4
J W 1 6 3
J W 1 6 2
JW160
JW169
JW102
JW103
JW105
WH103
C119
C118
JW104
JR105
CNS111
JW156
JW155
JW154
JW150
JW151
JW152
JW124
JW112
JW111
JW196
JW125
JW122
JW121
JW120
JW119
JW117
JW116
JW157
JW159
CLP101
JW158
J W 1 6 6
JW167
JW180
JW195
JW149
JW179
JW185
JW188
JW191
JW172
J W 1 8 4
J R 1 0 2
J W 1 8 9
S W 5 0 1
J W 1 9 4
J W 1 9 3
J W 1 9 0
J W 1 8 3
JW186
JW187
J W 8 2 2
J W 8 0 9
J W 8 1 0
J W 8 1 1
J W 1 4 7
J W 1 4 2
J W 1 4 1
J W 1 4 3
J W 1 2 3
J W 1 0 1
J W 1 7 1
J W 1 0 6
J W 1 7 3
J W 1 7 4
J W 1 7 5
J W 1 7 6
J W 1 7 7
J W 1 7 8
W H 2 0 3
C N P 2 0 2
J W 1 5 3
J W 1 1 3
J W 1 0 7
J W 1 0 8
J W 1 0 9
J W 1 1 0
J W 1 1 4
J W 1 1 5
E P 1 0 2
J R 1 0 4
J R 1 0 1
J W 1 2 6
J W 1 4 4
J W 1 4 0
J W 8 0 7
J R 8 0 3
J W 8 5 1
JW815
JW802
JW817
JW818
JW803
JW812
JW813
JW814
JW139
JW145
JW805
JW804
JW834
JW146
JW148
JW132
JW135
JW138
JW137
JW136
Q132
Q133
C181
C195
C194
D192
D191
Q153
Q152
Q151
C197
R182
R183
R144
R140
R145
R150
C192
R195
R149
R132
R158
R157
R172
R159
R177
R163
R162
R135
R137
R139
R154
R153
D193
R181
C813
C836
C835
C847
C807
C843
C828
C827
R849
R843
C816
C817
C848
C110
C111
C418
C417
C112
C121
C102
C101
C153
C152
C155
C105
C134
Q131
JW806
JW829
JR802
J W 8 2 3
R 8 5 1
R 8 5 0
R 8 2 7
R 8 3 5
R 8 4 6
R 8 4 2
R 8 1 4
R 8 5 3
R 8 2 9
R 8 3 0
C 8 5 2
C 8 5 4
C 8 5 6
C 8 3 4
C 8 3 9
R 8 3 9
C 8 4 2
C 8 0 9
C 8 3 8
C 8 0 1
C 4 0 2
C 4 1 3
C 5 3 2
C 5 3 1
C 4 1 2
C 4 1 0
C 4 0 5
C 4 0 1
C 4 3 7
C 5 2 2
C 5 0 2
C 4 0 6
C N P 5 0 1
C 4 0 4
C 1 5 9
C 5 1 0
C 4 1 5
C 4 1 6
C 5 5 1
C 5 2 6
R 5 2 6
C 5 2 7
C 4 0 3
C 5 6 4
C 5 1 1
C 4 3 3
C 5 2 5
C 5 2 4
R 5 2 4
R 5 2 1
R 5 3 2
R 5 3 4
R 5 2 9
R 5 3 3
R 5 2 0
R 5 4 1
R 5 2 7
C 5 2 3
C N P 5 0 2
Q 1 2 2
D 1 1 0
D 1 0 9
Q 1 2 1
Q 1 0 2
C 1 1 3
C 1 1 4
C 1 1 6
C 5 4 3
C 5 4 4
C 5 0 7 C 5 0 8
C 5 0 6
R 4 0 2
R 5 0 7
R 4 3 0
R 4 3 3
R 5 0 6
R 5 1 8
R 5 0 1
R 5 1 9
L 5 0 1
R 5 1 3
R 5 3 5
R 5 4 2
R 4 0 6
Q 5 0 7
R 4 1 1
R 4 0 4
R 4 3 4
R 4 2 9
R 4 2 3
R 4 2 6
R 4 4 1
R 4 3 9
R 4 2 8
R 4 2 7
R 1 0 6
R 1 0 8
D 1 3 2
R 4 1 9
R 4 2 4
R 4 1 0
R 8 5 9
Q 8 0 1
Q 8 0 2
C 8 5 3
C 8 5 5
C 8 0 3
C F 8 0 2
C F 8 0 3
C 8 1 1
C 8 2 5
C 8 2 4
C 8 2 3
C 8 4 1
C 8 4 0
C 8 2 2
R 8 2 0
R 8 6 3
R 8 1 3
R 8 0 8
D 8 0 3
L805
D 8 1 4
C 8 2 1
C 8 2 6
C 8 3 1
C 8 3 2
C 8 2 9
C 8 3 0
R 8 4 8
R 8 3 7
R 8 1 9
R 8 3 8
C 8 0 2
L 8 0 3
R 2 0 0
R 1 8 6
R 1 1 6
R 1 1 8
W H 1 7 1
Q 1 3 7
Q 1 3 8
Q 1 3 5
Q 1 9 2
Q 1 9 1
C 1 9 3
C 1 9 8
L 1 0 2
J W 1 3 4
J W 1 3 0
J W 1 3 1
J W 1 3 3
J W 1 2 7
J W 1 2 8
C N S 1 0 4
J W 1 2 9
L 1 0 1
C 1 9 1
R 1 3 4
R 1 3 6
R 1 3 8
R 1 4 8
R 1 4 6
R 1 8 4
RY 1 3 1
C 1 8 4
C 1 8 2
Q 1 3 4
R 1 1 7
R 1 1 5
R 1 8 5
C N P 2 0 1
R 1 1 2
R 1 1 1
R 1 3 3
R 1 3 1
R 1 9 6
C 1 3 3
C 1 3 1
C 1 8 3
C 1 3 2
R 1 1 3
R 1 9 9
R 1 2 8
R 1 2 9
R 1 2 7
R 1 3 0
R 1 4 7
R 1 9 8
R 1 9 7
R 1 9 4
R 1 9 1
L 8 0 6
R 1 5 5
R 1 8 0
R 1 7 9
R 1 6 1
R 1 5 6
R 1 6 8
R 1 6 6
R 1 6 5
R 1 6 7
R 1 7 8
R 1 7 1
R 1 7 0
R 1 6 9
D 1 5 4
D 1 0 7
D 1 0 8
D111
Q 1 5 4
R 1 7 4
R 1 4 2
R 1 6 4
C N P 1 5 1
C 1 5 1
C 1 0 6
C 1 5 6
D 1 1 3
R 1 6 0
D 1 5 6
J R 1 0 3
C 8 0 6
C804
JR801
L852
D851
R805
R812
R855
R806
R811
R807
R809
R852
R841
R834
R505
R504
R412
C421
C514
C512
R510
R517
R514
R515
R560
R536
R545
R502
R516
R512
R508
R403
R425
R103
R124
R125
R110
C 1 9 6
R 1 7 6
R152
C142
R175
R119
JW197
JW192
C139
CNP171
R 1 5 1
L 1 0 4
L 1 0 3
L 1 0 6
L 1 0 5
C 1 4 0
C 1 4 1
W172
R 1 2 0
R109
R101
R107
R105
R104
R123
R121
D131
R511
R509
R503
C505
C504
C407
C408
C515
C438
C431
C432
C434
C409
C528
C529
C158
C513
C530
C567
C561
C565
C562
C509
C501
C503
R845
R844
R860
R405
R420
R523
R525
R442
R522
R528
R531
R544
R565
R561
R564
R543
R530
R440
C820
C851
C819
C818
C812
C810
C833
R836
R833
R822
R832
R840
R114
R804
R801
CNP802
1
2
A
B
C
D
E
F
3
4
5
6
7
9
8
• Semiconductor
Location
Ref. No.
Location
D107
D-5
D108
D-5
D109
D-6
D110
D-6
D111
D-5
D113
D-5
D131
C-6
D132
C-6
D154
E-4
D156
E-4
D191
E-4
D192
E-4
D193
E-2
D802
B-2
D803
B-3
D812
A-2
D813
B-2
D814
A-3
D851
B-3
IC101
D-8
IC401
B-7
IC801
C-3
Q102
D-6
Q121
D-6
Q122
C-6
Q131
D-2
Q132
D-2
Q133
D-3
Q134
D-3
Q135
D-2
Q137
D-3
Q138
D-3
Q151
E-5
Q152
E-5
Q153
E-5
Q154
E-4
Q191
E-2
Q192
D-3
Q507
B-8
Q801
B-4
Q802
B-4
24
24
HCD-EC50
HCD-EC50
6-7. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) —
•
See page 32 for IC Block Diagram.
R527
R528
R564
R565
R521
R561
R522
R523
R524
R529
R530
R531
R532
R533
R534
R196
R191
R512
R506
R519
R520
R518
R508
R504
R511
R505
R517
R507
R509
R503
R536
R535
C196
R195
R541
R544
R543
R542
R545
R513
R514
R525
R526
R419
R441
R433
R434
SW501
C412
R560
R515
R516
R197
R194
R198
R134
R135
R136
R137
R138
R139
R140
R144
R145
R146
R147
R148
R149
R150
CNS111
CNP502
CNP501
CNS104
C195
C194
C158
C567
C530
C564
C565
C562
C561
C512
C511
C513
C543
C505
C507
R501
R502
C508
C544
C528
C527
C526
C525
C506
C504
R510
C159
C515
R406
C421
C531
C503
C501
C502
R412
R411
C532
C407
C408
C403
R410
R404
R403
C529
C522
C524
C433
C434
C432
C413
C417
C418
C523
R405
R425
R423
R440
R439
C438
R430
R429
R426
C409
C410
C405
R424
C401
R402
C402
R427
R428
C415
C416
Q507
C514
C191
C192
Q192
Q191
C193
C431
R420
R442
C197
D192
D191
IC401
D193
C437
HRP501
C198
C509
C510
C551
JR102
L501
JR104
C404
C406
4.7k
4.7k
4.7
4.7
22k
22k
22k
4.7k
4.7k
2.2k
2.2k
4.7k
4.7k
10k
10k
100
1k
2.2M
10k
100k
100k
100k
2.2k
4.7k
2.2M
10k
100k
2.2k
470k
4.7k
220
220
0.1K
100
22k
4.7k
4.7k
10k
4.7k
100
100
10k
10k
22k
47k
22k
22k
SW,SLIDE4-2
REC-SW
470
10V
1k
47
47
47
1/4W
47
1/4W
47
1/4W
470
470
470
470
470
470
470
470
470
470
470
470
470
470
27P
3P
4P
23P
0.1
0.1
0.1
50V
4700p
50V
0.1
0.01
1
2200p
2200p
470p
470p
1000p
1000p
0.047
0.01
100
100
0.01
1000p
1000p
1000p
0.01
0.01
0.047
470p
470k
0.1
50V
50V
47p
1k
0.1
1000p
470p
47p
47p
220
1k
1000p
4700p
4700p
0.1K
100k
220
1k
100p
100p
0.01
470p
470p
0.22
100
16V
16V
0.22
50V
0.22
50V
0.01
220
4.7k
4.7k
4.7k
4.7k
470p
4.7k
4.7k
4.7k
0.1
0.1
0.1
50V
4.7k
0.1
50V
100
100
16V
16V
100k
100k
0.1
0.1
2SC3052F
1000p
220
10V
0.1
KTC3203Y
KTC3203Y
0.1
0.22
22k
47k
470 10V
10EDB40
10EDB40
BD3881FV
UDZSTE-173.9B
470p
0.1
33 50V
33 50V
22
50V
0
85KHz
OSC BIAS
0
1
1
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