Sony HCD-RXD2 / MHC-RXD2 Service Manual ▷ View online
HCD-RXD2
6-4.SCHEMATIC DIAGRAM — CD DECORDER SECTION —
— 25 —
— 26 —
• Refer to page 22 for Waveforms. • Refer to page 43 for IC Block Diagrams.
The components identified by mark
!
or dotted
line with mark
!
are critical for safety.
Replace only with part number specified.
HCD-RXD2
6-5.PRINTED WIRING BOARD — FRONT SECTION —
— 27 —
— 28 —
VR601
VOLUME
S623
S621
R672
R671
R603
R648
R657
R658
R641
R642
R643
R644
R660
R645
R673
R674
R675
R661
R662
R663
R664
R647
R604
D604
R670
D603
R602
R601
R600
C606
C603
C609
C608
C602
C604
C605
C61
1
C618
C610
Q601
Q602
S606
DBFB
S618
CD SYNC
S625
DISC 1
S626
DISC 2
S627
DISC 3
S628
DISC SKIP
S617
PAUSE
S616
REC
S620
FUNCTION
S601
S603
TIMER SELECT
1-674-553-
11
(11)
1-674-549-
11
(11)
1
1
3
3
1
3
1
1
1
10
20
21
22 20
2
3
C
TO
CD DECORD BOARD
CN705
A
TO
MAIN BOARD
CN705
CN603
1-674-548-
11
(11)
C600
RM601
CN604
B
E
B
E
B
E
E
B
E
B
B
E
EDIT
REPLAY
PLAY MODE
/STEREO/MPNO
S608
S605
FILTER
SELECT
S602
CLOCK
TIMER SET
S622
REPEAT
/STEREO/MPNO
S604
DISPLAY
/DEMO
S615
TUNER
/BAND
S624
ENTER
/NEXT
S619
TAPE A
S609
S629
S612
TAPE B
S610
S610
S611
S607
CD
OPEN/CLOSE
B
E
B
E
R605
R649
R656
R659
R638
R639
R655
L601
C601
D601
D602
LED602
LED604
LED603
CN601
CN605
C631
C619
C615
C632
C630
C629
C628
C620
C621
C627
R646
R640
R665
CN603
LED605
LED606
R678
R668
R666
R621
C625
R622
R623
R628
R627
R631
R630
R667
R677
R676
C623
C624
IC602
R624
R669
R625
R634
C634
R633
R626
C626
C622
18
10
9
1
Q608
Q607
D623
RA605
RA606
R606
Q603
Q604
R607
R610
R61
1
R612
R609
Q606
Q605
C612
R608
RA607
RA608
D617
D618
C616
IC601
LED601
X601
18
100
51
50
30
31
1
D616
D612
RA602
RA603
RA601
FLD601
TP601
RA604
C614
C613
C633
CN604
R652
R653
R654
R651
FRONT BOARD
SENSOR BOARD
VR SWITCH BOARD
16
(SEE PAGE 31)
(SEE PAGE 24)
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
13
14
Ref. No.
Location
• Semiconductor
Location
Ref. No.
Location
Ref. No.
Location
D601
H-7
D602
G-8
D603
H-10
D604
G-10
D612
C-8
D616
B-6
D617
B-7
D618
B-7
D623
B-5
IC601
C-6
IC602
D-2
LED601
D-7
LED602
F-5
LED604
F-3
LED605
D-9
LED606
D-10
Q601
H-9
Q602
G-10
Q603
C-10
Q604
D-10
Q607
C-3
• Refer to page 16 for Circuit Boards Location.
HCD-RXD2
6-6.SCHEMATIC DIAGRAM — FRONT SECTION —
— 29 —
— 30 —
• Refer to page 22 for Waveforms. • Refer to page 41 for IC Pin Functions. • Refer to page 47 for IC Block Diagram.
HCD-RXD2
6-7.PRINTED WIRING BOARD — MAIN SECTION —
— 31 —
— 32 —
R543
C541
C542
C522
C524
C523
C713
C714
C543
R533
R532
R702
R706
R701
D705
D700
C708
C707
C709
C703
C704
C724
Q703
Q751
C751
C731
R71
1
R522
D531
R530
R527
R529
R523
R525
Q523
Q522
Q521
C522
C521
R528
R704
R526
R524
R521
R516
R503
R504
R509
R507
R510
C512
C51
1
R515
C544
D501
D521
D522
R544
RL501
IC502
R534
R700
R522
R531
C528
C526
C527
R709
Q704
Q705
R710
CN704
CN701
F701
F700
C721
C723
C701
C702
C728
C722
C711
C727
C726
C1
16
C166
C185
C1
14
C108
R1
13
R1
12
R133
R134
R145
C195
C194
X101
R1
17
C152
C155
C144
C199
R1
15
R104
C150
C1
16
R725
R751
C754
C756
C725
C755
C734
C725
C723
C732
D701
D702
D703
D704
C706
C705
C729
D709
D708
D711
R715
D710
D712
R707
R708
C730
C163
C121
C118
L751
D751
T102
Q108
L104
L114
L113
L105
G S D
Q107
D104
D103
R114
R111
TC102
C113
C177
C110
C143
C157
C156
C159
C158
C164
C162
C154
C143
C179
C109
C106
FE101
L108
R106
R105
R107
R147
CF101
D102
D101
D101
Q114
C197
C196
IC103
11
1
12
22
R135
TP1
R143
R142
R141
R142
R141
R140
R139
R121
R100
R122
R136
R120
R132
C158
C188
C189
C149
CF104
CF103
CF102
C125
C124
C133
C198
C142
C306
C308
C140
C141
C139
C132
C304
C137
C151
C135
C129
C131
C122
C123
C126
C128
C120
C130
L106
D109
SFR101
R124
R125
R144
IC102
13
12
24
1
TP2
C160
C161
R129
R157
R131
R331
R325
R322
R326
R327
R317
R316
R302
R315
R231
R241
R205
R207
R227
R217
R234
R283
R288
R290
R282
CN251
SFR251
CN203
Q282
R253
R254
R256
R279
R280
C356
C237
C209
C201
C21
1
C213
R209
C223
C284
C357
C355
R232
R232
C312
C216
C316
R216
R1
16
R212
CN301
R214
C310
C314
C317
C317A
C318A
D303
D302
R320
R318
R130
R138
R156
R154
R127
R128
R126
R126
Q116
Q117
D111
C303
D110
R324
R330
R321
R313
R311
R312
R354
R352
R357
R308
R307
R303
R301
R304
R356
C354
R353
R351
R355
R355
C353
R309
R319
R314
R310
R323
R332
R329
R213
R211
R212
C318
C309
C307
C305
C315
C311
C212
C352
C301
Q352
Q351
C302
C351
A
11
10
IC301
1
20
CN601
R289
R265
R285
R284
R204
R203
R286
R299
R268
R266
R264
R272
R263
R258
R239
R251
R252
R275
R276
R273
R274
R270
R257
R269
R255
C253
R262
R261
Q252
Q251
C251
C252
Q292
Q204
Q203
Q205
Q206
Q201
Q202
Q293
D203
D201
Q291
L291
C291
C292
C295 C221
C222
C234
C238
C232
C228
C214
C210
C217
C212
C225
R294
R293
R208
R236
R235
R551
R505
R716
R248
R554
D202
D552
D551
R296
D250
C508
C502
C505
C503
C733
C735
C716
C506
C501
C719
C712
D715
R712
D706
Q706
C720
C718
C717
C507
C504
C294
C293
C510
C515
R202
R225
R245
CN202
CN201
C226
R226
R240
R218
R210
R230
C230
R228
R221
R222
R224
Q214
C218
C219
C209
C229
R229
C233
C231
C227
C552
Q213
Q208
Q209
R206
C204 C208
C202 C206
R291
R295
R292
R249
R220
R219
C256
Q255
Q253
R260
R267
R259
C546
C259
R546
R571
R572
Q571
Q572
C545
C500
CN502
JK502
R545
CN502
R281
D281
D282
R287
Q281
C281
C283
C285
C286
Z
IC252
IC251
1
16
16
8
8
9
10
C255
C200
C254
D251
D252
D252
Q256
Q254
1
C296
C115
C157
C146
R119
R123
R137
R151
R118
Q101
B
K
Z
Q551
R551
R506
Q552
Q553
R246
R552
R553
R555
R244
R201
R247
R245
R243
Q207
C207
C203
C202
R508
TP3
IC501
Q702
D720
C741
R717
R705
D707
B
C715
C700
IC201
1
12
13
24
E
E
E
B
B
B
E
B
E
B
E
E
B
B
B
B
B
B
B
B
B
E
E
E
E
E
E
B
E
B
B
E
E
E
B
B
E
E
B
B
E
E
B
E
B
B
B
B
E
E
B
E
B
B
E
E
B
E
E
B
B
B
B
E
E
B
B
B
B
B
E
E
E
E
E
B
E
B
E
B
E
E
E
E
1
5
1
5
1
5
15
10
1
3
1
8
1
8
1
8
20
11
0
MAIN BOARD
TO
FRONT BOARD
CN601
A
TO TAPE MECHA DECK
TO TAPE MECHA DECK
1-674-550-
1-674-550-
11
(11)
1-674-552-
11
(11)
11
(11)
11
(11)
JK101
ANTENNA
TR BOARD
H/P SUPPLY
BOARD
BOARD
AC SUPPLY
BOARD
BOARD
16
(SEE PAGE 27)
TO CD DECORD BOARD
CN704 (SEE PAGE 23)
B
AM
FM
JK501
SPEAKER
L
L
1
3
B
E
Q701
CN704
AC
IN
IN
12
5
1
11
10
9
8
7
6
2
4
3
5
6
7
8
1-674-551-
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
11
12
13
14
Ref. No.
Location
• Semiconductor
Location
Ref. No.
Location
Ref. No.
Location
D101
A-12
D102
A-12
D103
C-12
D104
C-12
D109
B-8
D110
B-6
D111
C-6
D201
F-5
D202
F-7
D203
G-4
D250
G-6
D251
H-3
D252
H-3
D281
F-3
D282
F-3
D302
B-4
D303
B-4
D501
H-11
D521
I-10
D522
H-10
D531
G-11
D551
E-8
D552
E-7
D700
F-11
D701
E-11
D702
D-11
D703
D-11
D704
D-11
D705
F-11
D706
G-9
D707
G-9
D708
E-10
D709
E-10
D710
D-10
D711
D-11
D712
D-9
D715
G-9
D720
G-9
D751
E-9
IC102
C-8
IC103
A-10
IC201
E-6
IC251
G-5
IC252
G-4
IC301
B-4
IC501
G-7
IC502
H-11
Q101
C-9
Q107
C-11
Q108
C-11
Q114
A-10
Q116
B-6
Q117
C-7
Q201
E-5
Q202
E-5
Q203
E-5
Q204
E-4
Q205
E-5
Q206
E-5
Q207
F-7
Q208
E-7
Q209
E-7
Q213
E-7
Q214
F-7
Q251
I-5
Q252
I-4
Q253
H-5
Q254
H-5
Q255
H-5
Q256
H-5
Q281
F-4
Q282
E-3
Q291
F-5
Q292
G-5
Q293
G-5
Q351
D-3
Q352
D-4
Q521
I-10
Q522
H-11
Q523
H-11
Q551
F-8
Q552
F-8
Q571
I-4
Q572
I-4
Q701
I-13
Q702
H-9
Q703
D-10
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Ref. No.
Location
Q704
G-11
Q705
G-11
Q706
F-9
Q751
D-9
Ref. No.
Location
• Refer to page 16 for Circuit Boards Location.
Click on the first or last page to see other HCD-RXD2 / MHC-RXD2 service manuals if exist.