Read Sony HCD-M70 Service Manual online
HCD-M70
23
23
C242
L101
L201
C335
C244
C245
C144
C145
R144
R244
R242
C306
TH1
TH2
C309
C308
C307
R143
R243
C243
JR310
R323
R330
C142
R240
R140
R241
R141
C143
R142
C369
C370
D316
D315
C350
C351
Q408
Q409
Q406
Q407
C322
C317
D311
C318
C319
R340
C321
C327
C320
C331
R341
C310
R383
R161
R261
R364
R305
Q312
Q313
Q100
Q200
C312
R307
R108
R208
R313
C313
JR303
R309
L201
L101
R591
S819
S816
S810
S814
R593
R590
R587
C315
C316
C371
C334
SJ301
TH1
TH2
CN304
CNP602
JR511
JR510
FB803
C801
L202
J301
IC201
IC101
C141
C241
CNP101
CN303
Q309
Q355
IC304
D310
Q311
Q310
JC306
D821
D820
470p
1000p
0.1
0.1
0.1
0.1
4.7
4.7
22k
10
50V
3300
35V
3300
35V
4.7
50V
50V
100k
100k
22
50V
0
10k
1k
470p
560
560
22k
22k
22
50V
22k
2200p
220p
1SS133
1SS133
4.7
50V
50V
4.7
50V
50V
DTC343TK
DTC343TK
DTC343TK
DTC343TK
470
16V
16V
0.1
MTZJ-T-77-12B
10
50V
0.1
100
0.1
470
16V
16V
220
10V
10V
0.1
100
3300
25V
4.7k
47
47
47
100
SRA2202S
SRC1202S
DTC343TK
DTC343TK
220
10V
10V
10k
47k
68k
47k
100
10V
10V
0
1k
1k
47k
22k
10k
100
10V
10V
10000p
1000p
1000p
4P
5P
5P
0
0
0.022
TDA7296
TDA7296
47
50V
47
50V
9P
17P
STC352-OY
KTC2026
KIA7808API
MTZJ-T-77
-5.6B
KTC3198GR-A
KTC3198GR-A
0
1SS1355TE-17
1SS1355TE-17
A1
A2
A5
A6
A7
A10
A11
A13
A16
A17
A18
A19
ALC_CON
TC_SW
END_SW
PLAY_SW
M_CON
S_CON
CD_ON
SCE
B/UP
KEY
STK_MUTE
AU_MUTE
H/P_DETECT
REC/PB
REC_MUTE
LINE_MUTE
STBY_RELAY
STK_POWER
DC DET
KEY
AU_MUTE
H/P_DETECT
H/P CHECK
L-OUT
R-OUT
GND
KEY
SBGND
IN-
IN+
IN+MUT
CD
BOOT
+VS
-VS
STBY
MUTE
+PWVS
OUT
-PWVS
SBGND
IN-
IN+
IN+MUT
CD
BOOT
+VS
-VS
STBY
MUTE
+PWVS
OUT
-PWVS
S1-GND
+14V(S2)
S2-GND
N.C
CD-ON
SOL-CON
MOT-CON
AU MUTE
+8V
END SW
PLAY SW
TC-SW
LINE.MUTE
REC/PB
REC.MUTE
ALC CON
H/P DETECT
KEY-0
-16V(S1)
+16V(S1)
(2/2)
GND
L-OUT
R-OUT
KEY
H/P CHECK
(CHASSIS)
(CHASSIS)
+
+
-
-
R
L
SPEAKER
IMPEDANCE
USE 6-16 Ω
(CHASSIS)
(CHASSIS)
MUTING
MUTING
MUTING
MUTING
CONTROL
SWITCH
Q312,313
MUTING
MUTING
MUTING
PLAY MODE
TUNING MODE
REPEAT
FM MODE
CD SYNCHRO
DIRECTION
(US,CND,MX)
KR,TH,AUS
AEP,UK,SP,
PHONES
DC DETECT
Q310,311
POWER AMP
POWER AMP
NC
NC
NC
NC
RELAY-ON
BACKUP5V
COM8V
D-GND
P-GND
VOL-CE
+12V REGULATOR
+8V REGULATOR
O
G
I
+5V REGULATOR
4.7µH
4.7µH
0.47µH
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
6-10. SCHEMATIC DIAGRAM – MAIN (2/2)/JACK Boards – •
See page 32 for IC Block Diagrams.
(Page 22)
(Page 31)
(Page 27)
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