Sony CMT-M80V / HCD-M80 Service Manual ▷ View online
HCD-M80
29
29
6-14. PRINTED WIRING BOARDS – MAIN/JACK Boards –
•
See page 21 for Circuit Boards Location.
D302
B-2
D305
C-9
D307
F-7
D309
C-8
D310
B-3
D311
G-7
D312
C-7
D313
E-4
D315
B-10
D316
B-10
D317
D-9
D520
F-6
D521
F-6
IC101
E-9
IC201
F-9
IC304
F-7
IC305
C-5
IC323
B-6
IC324
D-3
IC525
F-2
Q100
C-7
Q200
C-7
Q301
B-8
Q303
C-8
Q304
C-9
Q305
E-7
Q307
E-6
Q308
E-6
Q309
C-2
Q310
C-9
Q311
C-9
Q312
E-2
Q313
D-2
Q330
C-7
Q341
B-2
Q342
B-2
Q343
B-2
Q344
B-2
Q355
G-7
Q406
D-3
Q407
D-3
Q408
D-3
Q409
D-2
• Semiconductor
Location
Ref. No.
Location
IC323
IC201
IC101
IC304
IC324
R308
D317
25
24
G
CONTROL BOARD
CN605
B
TC BOARD
CN301
17
MAIN BOARD
17
16
TUNER UNIT
SUPPLIED WITH
THE ASSEMBLED BLOCK
TU1
L
R
AUDIO IN
MD (VIDEO)
L
R
+
–
–
+
SPEAKER
IMPEDANCE
USE 6 – 16Ω
E
CONTROL
BOARD
CN603
F
POWER
BOARD
CN902
SJ301
15 14
1
2
15
14
2
1
1-684-232-
15
(15)
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
8
1
C558
C556
JW531
C554
RV500
S594
S593
S590
S587
JW530
C559
JW533
JW532
C557
L502
D521
LGP2
LGP1
C552
R558
R590
R587
IC525
R552
R591
R570
R551
R559
C553
L503
C555
R554
R556
JR531
R571
C505
L501
C506
R593
JR532
R553
JR530
D520
C561
JR501
8
1
CNP502
C161
C162
C261
C262
R284
JR299
R184
R281
R181
1
3
IC305
C303
D313
Q308
Q307
R312
D312
R302
JR801
R314
C329
B
C
E
B
C
E
Q305
D307
C328
C348
JR305
C311
JR199
R317
(CHASSIS)
(CHASSIS)
(CHASSIS)
R318
R339
JACK BOARD
1-685-831-
11
(11)
PHONES
J501
MIC
J502
DIRECTION
CD SYNCHRO
REPEAT
FM MODE
PLAY MODE
TUNING MODE
MIC LEVEL
RV500
(Page 24)
(Page 32)
(Page 32)
(Page 36)
HCD-M80
30
30
6-15. SCHEMATIC DIAGRAM – MAIN Board (1/2) – •
See page 40 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
〈〈
〉〉
: TAPE PLAY
R121
JR307
JR308
R215
C215
JR312
R201
C209
C208
JR304
C108
C109
C302
C348
R202
R204
R102
R123
R122
C376
R130
R304
R350
C130
R131
R331
R120
R220
R222
R221
C230
R231
JR302
R230
C339
R311
C346
C347
R203
C211
C111
R103
R280
R180
Q343
Q344
JR301
Q330
C324
D305
C323
C360
R310
Q303
Q304
C160
R160
R260
IC324
C260
R218
L304
R320
CN301
R213
R113
R214
R114
C304
C326
C231
C250
C131
C150
C163
JR311
C106
C104
C103
C102
C214
C301
C263
C206
C210
C204
C203
C202
C201
Q301
SJ302
IC323
C110
R115
R118
C114
C101
Q342
Q341
CN302
C372
Q305
JR801
C329
D307
C328
C311
JW302
Q308
R312
Q307
JW339
R205
C270
R206
C262
JR299
R184
R181
C161
C261
R281
R284
C162
JR199
R101
R104
C170
R106
R105
D312
R314
C115
D302
R317
R318
C107
R107
C207
R207
D309
JR202
R339
2.2k
0
0
0
4.7
50V
50V
0
4.7k
0.22
0.1
0
0.1
0.22
1000p
100p
1k
2.2k
1k
10k
10k
100
16V
16V
4.7k
100
4.7k
100p
47k
10k
220k
220k
10k
2.2k
100p
47k
0
4.7k
220
16V
47
0.1
100p
10k
1
1
10k
2.2k
4.7k
SRC1202S
SRC1202S
0
SRC1202S
470
16V
MTZJ-T-77-10B
0.1
47
16V
100
SRA2202S
SRC1202S
10 10V
47
47
NJM3414A
10
10V
1k
330k
17P
4.7k
4.7k
47k
47k
100
16V
16V
10
10V
4.7
16V
16V
4.7
16V
16V
4.7
16V
16V
4.7
16V
16V
4.7
16V
16V
0
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
10
50V
4.7
16V
16V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
KTC3205
2P
LC75342
4.7
50V
0
1k
4.7
50V
50V
4.7
50V
50V
2SA950-Y-TPE2
2SA950-Y-TPE2
25P
0.1
KTC2026
0
470
16V
16V
MTZJ-T-77-10B
100
16V
16V
0.1
33µH
SRC1202S
1k
SRA2202S
3.3k
10000p
2.2k
47
50V
0
3.3k
10k
1
50V
1
50V
10k
3.3k
4.7
50V
50V
0
4.7k
2.2k
10000p
2.2k
3.3k
1SS133
82k
4.7
50V
50V
11ES2-TA1B
47k
47k
0.001
4.7k
0.001
4.7k
MTZJ-T-77
-6.8B
0
47k
A1
A2
A5
A6
A7
A10
A13
A16
A17
A18
A19
A11
A3
ALC_CON
TC_SW
END_SW
PLAY_SW
MD_L
MD_R
TCREC_L
TCOUT_L
TCOUT_R
REC_MUTE
REC/PB
LINE_MUTE
M_CON
S_CON
TU_R
TU_L
TU ON
TU ON
AA1
AA2
AA3
AA4
AA5
AA1
AA3
AA5
VOL-SCK
VOL-SCK
VOL-SDA
VOL-SDA
SCE
TCREC_L
MD_L
TCOUT_L
TU_L
TU_R
TCOUT_R
MD_R
REC
REC
DC DET
STK_MUTE
B/UP
STBY_RELAY
STK_POWER
AC DET
D/D CONTROL
AA4
AA2
CD ON
RDS-DATA
RDS-IN
TUNED
R-OUT
L-OUT
DC DET
CD8V
VOL-SDA
VOL-SCK
ST-DOUT
ST-CLK
ST-CE
ST-DIN
A-GND
A-GND
REC/PB
TC-SW
REC IN-R
R-OUT
REC IN-L
L-OUT
MO GND
END SW
(1/2)
HEADPHONE AMP
VCC
GND
POWER ON
MUTING
SWITCH
Q303,304
TUNER ON
+9.5V REGULATOR
Q342,344
TRIGGER
PLUNGER DRIVE
Q341,343
CAPSTAN/REEL
MOTOR DRIVE
TU-ON
PLAY-SW
MO +12V
+8.0V
LINE MUTE
REC-MUTE
ALC CONT
AUDIO IN
MD(VIDEO)
L
R
AM
ANTENNA
TU1
THE ASSEMBLED
BLOCK
SUPPLIED WITH
INPUT SELECT
ELECTRICAL
SWITCH,
TONE CONTROL
VOLUME,
SOL 12V
D.GND
P.GND
STK_MUTE
BACKUP4.0V
STBY_RELAY
AC DET
STK_POWER
FAN_CON
D/DCON CONTROL
B+3.3V
CD 10V
+9.5V REGULATOR
Q307,308
CD ON
SWITCH
FM75Ω
4.7µH
(Page 25)
(Page 33)
(Page 31)
HCD-M80
31
31
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
6-16. SCHEMATIC DIAGRAM – MAIN (2/2)/JACK Boards – •
See page 40 for IC Block Diagrams.
C242
L201
C244
C245
C144
C145
R144
R244
R143
R243
C243
R323
C142
R241
R141
C143
C350
C351
Q408
Q409
Q406
Q407
C322
C318
C319
C321
C327
C320
C331
R161
R261
R364
Q312
Q100
Q200
C312
R307
R108
R208
R313
C313
JR303
R309
C315
SJ301
IC201
C141
C241
CN303
Q309
Q355
IC304
R308
CNP101
C310
IC525
D521
D520
C553
C556
C558
C554
J502
J501
RV500
CNP502
C506
C505
R591
JR532
JR531
JR530
R587
R590
R593
R551
R552
R558
R559
R571
R570
JR501
L503
L501
L502
S587
S593
S590
S594
R554
L101
IC305
Q313
IC101
R330
Q311
Q310
R383
CN304
JW312
JW379
R340
D315
D316
C369
C317
D311
JR305
JR306
D313
R305
R302
R240
R140
R142
R242
C309
C308
C306
D317
R341
D310
C561
LGP1
R556
C552
R553
C559
C555
C557
C307
C303
TH1
TH2
470p
0.1
0.1
0.1
0.1
4.7
4.7
100k
100k
22
50V
10k
470p
22k
22k
22
50V
4.7
50V
50V
4.7
50V
50V
DTC343TK
DTC343TK
DTC343TK
DTC343TK
470
16V
16V
10
50V
0.1
0.1
470
16V
16V
220
10V
10V
0.1
47
47
47
SRA2202S
DTC343TK
DTC343TK
220
10V
10V
10k
47k
68k
47k
100
10V
10V
0
1k
100
10V
10V
4P
TDA7296
47
50V
47
50V
17P
STC352-OY
KTC2026
KIA7808API
100k
11P
3300
25V
BA4558F-E2
1SS355TE-17
1SS355TE-17
1000p
1 50V
0.22
50V
1
50V
20k
8P
0.022
0.022
1k
0
0
0
330
470
680
1k
2.2k
1k
1k
10k
10k
0
100k
KIA7812API
SRC1202S
TDA7296
1k
KTC3198GR
-A
KTC3198GR
-A
220
8P
100
1SS133
1SS133
2200p
0.1
MTZJ-T-77-12B
0
0
1SS133
100
100k
680
680
33k
33k
3300
35V
3300
35V
47
50V
1SS355TE-17
470
MTZJ-T-77
-3.9A
2.2
4.7k
100p
100
10
16V
100p
100
10V
10V
100
16V
16V
1000
16V
A1
A2
A5
A6
A7
A10
A13
A16
A17
A18
A19
A3
A11
B/UP
KEY
STK_MUTE
AU_MUTE
H/P_DETECT
STBY_RELAY
STK_POWER
DC DET
AC DET
D/D CONTROL
GND
S
B
G
N
D
IN
-
IN
+
IN
+
M
U
T
C
D
B
O
O
T
+
V
S
-V
S
S
T
B
Y
M
U
T
E
+
P
W
V
S
O
U
T
-P
W
V
S
SBGND
IN-
IN+
IN+MUT
CD
BOOT
+VS
-VS
STBY
MUTE
+PWVS
OUT
-PWVS
AU MUTE
+8V
END SW
PLAY SW
REC/PB
ALC CON
H/P DETECT
(2/2)
+
+
-
-
R
L
SPEAKER
IMPEDANCE
USE 6-16Ω
MUTING
MUTING
MUTING
MUTING
CONTROL
SWITCH
Q312,313
MUTING
MUTING
MUTING
DC DETECT
Q310,311
POWER AMP
POWER AMP
N
C
N
C
N
C
N
C
D-GND
P-GND
VOL-CE
+12V REGULATOR
+8V REGULATOR
O
G
I
-22.5V
R1-GND
+22.5V
R2-GND
+14.2V
COM 8V
RELAY ON
AC DET
DVD POWER CONT
FAN CONTROL
BACKUP4V
+3.3V REGULATOR
KEY3
H/P LCH
H/P RCH
H/P DET
VCC
VSS
MIC AMP
PHONES
MIC LEVEL
MIC
TUNING MODE
PLAY MODE
REPEAT
FM MODE
CD SYNCHRO
DIRECTION
GND
GND
+12V
KEY3
GND
MIC
+12V
H/P LCH
H/P RCH
H/P DET
O
G
I
+12V REGULATOR
TC SW
LINE MUTE
REC MUTE
CD ON
MOT CON
SOL CON
KEY0
MIC
(CHASSIS)
(CHASSIS)
(CHASSIS)
4.7µH
4.7µH
0.47µH
ALC_CON
TC_SW
END_SW
PLAY_SW
M_CON
S_CON
CD_ON
SCE
REC/PB
REC_MUTE
LINE_MUTE
KEY
AU_MUTE
H/P_DETECT
(Page 30)
(Page 37)
(Page 33)
HCD-M80
32
32
6-17. PRINTED WIRING BOARDS – CONTROL/LOADING/VIDEO Boards –
•
See page 21 for Circuit Boards Location.
M901
(LOADING)
JW606
C691
CN602
JW679
CN601
CN606
JW657
IC607
C607
JW635
JW665
D604
JW628
JW645
C609
R675
Q635
D630
JW629
C653
JW634
C615
C650
JW661
D620
C647
D623
D624
C673
X602
X601
JW615
JW620
JW671
C611
JW668
JW612
JW683
JW641
JW603
JW613
JW667
JW651
JW650
CN605
JW652
JW659
JW655
JW614
JW609
JW622
C610
JW630
JW647
C608
JW649
JW642
JW640
JW638
JW618
JW643
JW666
JW631
JW653
JW610
JW680
JW611
CN603
JW677
JW678
JW672
JW676
JW621
JW674
IC605
JW639
JW670
JW637
JW682
JW619
JW624
JW601
JW669
JW632
JW644
JW636
CNP601
JW662
JW673
JW648
JW646
JW623
JW625
JW627
JW626
JW616
JW660
JW681
JW607
JW654
JW633
JW664
JW663
JW617
JW675
D622
JW658
JW602
JW604
JW656
JW605
IC606
JW608
JW684
C668
JW685
C627
R402
C626
Q602
IC601
C604
R487
R494
R495
R689
C605
R492
R497
R491
R493
R696
R489
R490
R488
R486
R619
R403
R467
R606
R484
R480
R475
R474
R470
R469
R468
R465
R460
R457
R459
R456
R458
R450
R448
R447
R446
R449
R445
R442
R443
R441
R439
R438
R430
R429
R425
R423
R628
R621
R422
R419
R420
FB601
C601
FB603
R417
R409
R405
R406
R454
C651
C648
R633
R404
R627
R629
C649
C614
Q606
R433
R674
Q637
R662
IC603
IC602
R407
R481
R436
R437
R440
C652
R605
R466
R676
R610
R451
R603
Q603
R650
C603
R435
R604
R602
R656
JR603
R660
FB602
C602
R427
R482
C632
JR602
JR601
Q601
Q604
Q607
R607
R609
R608
Q619
Q618
R601
Q605
C690
R632
R418
R455
C655
1
3
J701
CNP402
S1
DISC TRAY
OPEN/CLOSE
DETECT
OPEN
CLOSE
S1
LOADING BOARD
1-676-599-
11
(11)
CONTROL BOARD
E
J
SWITCH
BOARD
CN501
E
E
E
E
E
H
POWER BOARD
CN903
E
E
E
E
C
VMP BOARD
CN210
E
MAIN BOARD
CN302
1-685-829-
11
(11)
G
MAIN
BOARD
CN303
VIDEO BOARD
3
1
VIDEO OUT
1-685-430-
21
(21)
D
VMP
BOARD
CN301
A
B
C
D
E
1
2
3
4
5
6
7
8
9
(Page 29)
(Page 29)
IC607
D-2
Q601
D-2
Q602
C-2
Q603
C-2
Q604
C-6
Q605
C-6
Q606
B-7
Q607
B-6
Q618
C-2
Q619
C-3
Q635
B-3
Q637
B-3
Ref. No.
Location
Ref. No.
Location
D601
C-3
D604
D-5
D620
D-5
D622
D-2
D623
C-2
D624
C-2
D630
D-2
IC601
C-4
IC602
C-2
IC603
D-5
IC605
D-3
IC606
D-6
• Semiconductor Location
(Page 34)
(Page 36)
(Page 28)
(Page 28)
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