Sony HCD-RV7 / HCD-RV8 / MHC-RV7 / MHC-RV8 Service Manual ▷ View online
HCD-RV7/RV8
37
37
IC501
IC601
IC303
IC301
IC302
IC951
IC961
IC101
IC430
IC181
IC902
IC901
IC102
IC911
MAIN BOARD
1-683-545-
11
(14)
1
E
3
H
PANEL
BOARD
CN601
E
E
E
E
E
E
E
E
C
B
E
1
3
3
1
3
1
3
1
3
1
E
E
E
E
E
E
E
E
E
S
1 2
FOR
ADJUSTMENT
21
30
31
40
1
10
11
20
E
E
E
9
1
1
1
3
8
E
E
E
E
E
E
1
3
4
6
1
10
F
GAME IN
BOARD
NO606
C
SW
BOARD
CN1001
R
HEAD (A)
BOARD
CN1
S
HEAD (B)
BOARD
CN2
(CHASSIS)
1
13
K
POWER BOARD
CN503
1
13
G
POWER BOARD
CN502
21
1
22
42
E
E
E
E
E
E
E
E
1
1
5
3
1
7
8
2
E
1
3
D
GAME IN
BOARD
NO607
Q
VIDEO BOARD
CN301
VIDEO OUT
J401
AUDIO OUT
J430
L
R
L
R
SYSTEM
CONTROL
E
SUB WOOFER
BOARD
NO1002
−
+
SUB WOOFER OUT
IMPEDANCE USE 8Ω
TM801
1
2
−1
−2
M
M891
(FAN)
(FAN)
MD/VIDEO
(AUDIO) IN
J750
J
SUB WOOFER
BOARD
NO1001
T
VIDEO BOARD
CN201
B
DRIVER BOARD
CN701
TUNER UNIT
∗
FM
75Ω
AM
ANTENNA
∗ SUPPLIED WITH
THE ASSEMBLED BLOCK
A
B
C
D
E
F
G
H
I
J
K
1
2
3
4
5
6
7
8
9
10
11
12
13
G
D
1
4
5
8
1
4
5
8
IC903
3
1
2
6
7
5
8
9
4
CN101
6
5
4
3
9
8
7
2
1
14
1
19
2
18
(RV7: EA/RV8: EA)
(RV8)
(RV8)
(RV8)
(RV8)
(RV8)
(RV8)
(RV8)
IC781
4
1
5
8
R119
R169
R753
R703
7-16. PRINTED WIRING BOARD – MAIN Board –
•
See page 27 for Circuit Boards Location.
IC903
C-11
IC911
G-7
IC951
I-7
IC961
I-8
Q101
E-8
Q103
F-10
Q151
E-8
Q153
F-10
Q301
J-6
Q302
J-6
Q303
J-5
Q304
I-5
Q305
I-4
Q306
G-4
Q307
J-6
Q310
J-6
Q389
G-4
Q390
G-6
Q391
F-4
Q392
F-4
Q393
F-4
Q394
F-3
Q395
F-4
Q396
F-4
Q397
F-3
Q398
G-6
Q399
G-5
Q430
J-11
Q504
E-5
Q505
E-5
Q601
C-5
Q812
K-4
Q824
G-11
Q825
G-11
Q861
E-4
Q862
K-4
Q891
H-11
Q892
H-11
Q905
C-11
Q911
H-7
Q912
G-7
Q999
C-10
Ref. No.
Location
Ref. No.
Location
D121
E-9
D122
E-8
D501
E-3
D502
C-5
D503
E-3
D504
C-5
D505
B-2
D508
B-2
D509
E-3
D601
C-5
D602
B-4
D603
C-5
D801
G-11
D841
F-8
D901
C-11
D902
C-11
D906
J-8
D907
J-8
D908
J-8
D909
I-8
D914
J-8
D915
J-8
D916
J-8
D917
I-8
D918
J-7
D919
J-7
D920
H-8
D921
H-8
D922
H-9
D923
J-7
D924
J-7
IC101
I-8
IC102
E-10
IC181
D-12
IC301
H-5
IC302
I-5
IC303
G-5
IC501
C-3
IC601
B-4
IC781
J-11
IC901
B-12
IC902
C-12
• Semiconductor Location
(Page 48)
(Page 42)
(Page 34)
(Page 34)
(Page 34)
(Page 46)
(Page 46)
(Page 42)
(Page 32)
(Page 33)
(Page 32)
(Page 44)
(Page 44)
HCD-RV7/RV8
38
38
TP430
TP432
TP433
TP434
TP435
TP436
C702
C140
C210
C206
C203
TP781
TP112
C163
C161
R151
C159
C168
C155
C156
C153
C158
R153
R162
C164
C165
R101
C109
C108
C106
R105
C111
R103
C119
R104
R121
C121
D121
R190
C190
R191
C157
R155
C705
Q103
Q153
R163
R165
CN702
C703
C704
R154
C175
D122
C115
C114
C116
C117
R701
C751 R752
R702
C701
CN202
CN783
R150
C122
R122
R166
R164
R102
C125
R116
R113
R114
R115
J750
R156
D841
EPT901
Q151
Q101
IC102
CN784
C202
JW911
J430
J401
C752
C113
C104
R212
R219
C112
C162
C784
C788
R783
R782
C786
C281
C231
R232
R233
R283
R282
C230
R281
R231
IC430
R230
C785
C284
C285
Q430
IC781
D781
D782
C782
C781
L701
FB751
FB701
FB205
FB206
FB284
CN201
C209
FB218
FB211
C207
R159
R109
R108
R158
C154
FB286
C183
C185
R181
C186
C184
R185
R186
R160
IC181
R183
R184
C181
C182
C191
C192
R117
R167
C176
C126
C187
C188
C160
R157
C110
2.2
50V
0.1
0.1
0.1
0.022
10
50V
0.01
2.2k
0.022
10
50V
10
50V
10
50V
10
50V
0.022
10k
620
0.22
0.33
2.2k
0.022
0.022
10
50V
16V
10k
0.01
10k
10
50V
47k
1k
470p
1SS355
2.2k
10
50V
2.2k
0.47
50V
1M
0.1
2SC3661
2SC3661
1k
10k
11P
0.022
0.022
47k
4.7
50V
1SS355
0.33
0.22
100
16V
16V
0.1
1k
220p 100k
100k
220p
10P
2P
2.2k
470p
1k
10k
47k
620
4.7
50V
50V
10k
1k
47k
10k
2P
100k
1SS355
2SC1623
2SC1623
M61519FP
3P
1000
6.3V
6.3V
2P
1P
2.2
50V
50V
10
50V
10 50V
0
0
1
50V
1
50V
10
50V
10
50V
75
100k
220p
4.7
50V
50V
4.7
50V
50V
100k
1k
1k
100k
0.1
1k
1k
NJU4066BM
10k
1000
6.3V
6.3V
10
50V
0.1
FA1A4M
NJM2244M
1SS355
1SS355
0.01
100
16V
16V
0
0
0
0
0
19P
1000
10V
0
0
1000 6.3V
4.7k
4.7k
2.2k
2.2k
10
50V
0
1
50V
4.7
50V
50V
33k
0.01
1
50V
10k
10k
1k
LA2615M
100k
100k
0.1
47
16V
1
50V
1
50V
0
0
1
50V
1
50V
0.1
10
50V
0.033
2.7k
0.033
A1
A2
A3
A4
A5
A6
A8
B1
B2
B4
B5
B6
B7
B8
C1
C2
C3
C4
C5
C6
C7
C8
43
35
37
40
32
33
19
27
25
23
22
3
2
21
77
81
82
44
45
46
47
48
49
36
76
AA1
AA2
AA3
AA4
AA1
AA2
AA3
AA4
ZZ1
ZZ2
ZZ3
6
7
5
GM(V)-GND
GM(V)-SIG
VMP GND
VMP-VIDEO IN
VMP GND
D-0UT
R-CH
L-CH
M-GND
M+7V(UNSW)
D.GND
TBL ADDRESS SW
BU UP/DOWN SW
MGND
M+7V
OPEN SW
CLOSE SW
D+3.3V
MTR CNT2(LOAD IN)
MTR CNT1(LOAD OUT)
R-OUT
L-OUT
VCC
LPFC
AGC
GUR
GLR
NC
GND
HPFC
VREF
L-IN
R-IN
CONT2
CONT3
/SR
BP
ST-CLK
ST+10V
TUNED
ST-CE
STEREO
ST-L
A-GND
ST-R
ST-MUTE
ST-DOUT/MC-DIN
ST-DIN /MC-DOUT
(1/4)
MUTING
MUTING
(CHASSIS)
∗
AM
ANTENNA
TUNER
UNIT
FM
THE ASSEMBLED
BLOCK
∗
SUPPLIED WITH
FEED BACK
SWITCH
FEED BACK
SWITCH
INPUT SELECT
SWITCH,
TONE CONTROL,
ELECTRICAL
VOLUME
VIDEO SELECT SWITCH,
VIDEO AMP
AUDIO OUT
ON/OFF
SWITCH
AUDIO OUT
ON/OFF SWITCH
R
L
(AUDIO)IN
R
L
AUDIO OUT
VIDEO OUT
MD/VIDEO
SURROUND
SIGNAL
PROCESSOR
N.C.
N.C.
D+5V(SW)
D-GND
A-GND
A+5V(SW)
SYS RST
SYS OUT
SYS IN
SYS CLK
SYS OK
VIDEO MUTE
SYS CS
SYS RQ
100µH
75Ω
R751
1k
R753
100
R703
100
R152
10k
R169
100
C105
C118
C103
C150
C101
10
50V
10
50V
10
50V
10
50V
100
R110
1k
R119
100
(1/2)
(1/2)
7-17. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
•
See page 35 for Waveform.
•
See page 54 for IC Block Diagram.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
(Page 30)
(Page 43)
(Page 30)
(Page 33)
(Page 40)
(Page 41)
(Page 39)
HCD-RV7/RV8
39
39
R814
C783
CN891
C892
Q891
R891
R893
Q892
R921
CN781
CN901
R819
R869
R892
R866
R816
R862
R864
R510
R865
R863
R861
R508
R501
CN903
JW813
JW815
Q504
Q505
C504
Q861
C861
Q862
Q812
C863
C813
TM801
M891
R825
JW901
JW902
Q825
Q824
D801
R803
R781
RY801
1k
0.1
3P
0.1
2SB1116
10k
2.2k
2SC2603
47
1W
1W
10P
13P
680
2W
680
2W
4.7k
56
56
10k
1k
470k
100k
100k
1k
15k
68k
5P
FN1F4M
FA1A4M
1
50V
FN1F4M
47
50V
2SC3661
2SC3661
4.7
100V
4.7
100V
3.3k
2SC1623
FA1L3Z
1SS355
270
100
A1
A2
A3
A4
A5
A6
A8
D1
D2
D4
D5
D6
D7
D8
88
87
ZZ1
ZZ2
ZZ3
9
7
7
8
8
0
FAN+
FAN-
SP PROTECT IN
FAN DET
-B
R-IN
A-GND
SW PROTECT
HP-R
HP-L
POWER-GND
POWER-GND
L-IN
HP-R
HP-GND
HP-L
A+10V
MIC-SIG
GM(A)-R
GM(A)-GND
GM(A)-L
SW-
SW-
SW+
SW+
(2/4)
IMAGINARY_GND
-1
-2
SWITCH
DRIVE
SWITCH
MUTING
CONTROL
SWITCH
MUTING
CONTROL
SWITCH
MUTING
CONTROL
MUTING
HEADPHONE
MUTING
HEADPHONE
Q891,892
FAN MOTOR
DRIVE
(FAN)
MIC-AGND
HEADPHONE CONTROL
FRONT RELAY
DBFB FEEDBACK
SUB WOOFER OUT
OVER LOAD
DETECT
RELAY
PROTECT
SUB WOOFER
(RV8)
IMPEDANCE USE 8Ω
7-18. SCHEMATIC DIAGRAM – MAIN Board (2/4) –
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : TUNER (FM/AM)
no mark : TUNER (FM/AM)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
(Page 45)
(Page 38)
(Page 41)
(Page 47)
(Page 43)
HCD-RV7/RV8
40
40
TP311
R366
C312
R305
R304
R316
R371
R374
R373
R377
R378
CN304
TP321
TP322
TP323
TP301
TP303
TP304
TP306
TP307
TP308
NO303
NO302
C321
C371
C326
C376
C335
C336
Q303
R345
C338
R346
C339
C340
C341
R347
C342
R328
R317
Q310
Q307
Q301
L351
C382
RV354
R382
C383
C381
Q305
Q304
R342
R332
R329
C332
R351
C353
C355
R370
R352
C364
R354
RV351
IC303(2/2)
R313
R333
C316
C395
R398
IC303(1/2)
C398
C399
R397
C397
C315
R315
R327
R365
C365
R362
R334
CN301
R314
C390
R393
RV304
C334
C384
Q302
C337
R375
C385
C331
L301
C333
R379
R392
R361
R391
R363
R399
C363
C362
Q392
Q394
R364
R360
Q397
R369
R368
R367
Q396
C356
R380
C361
C351
C359
TP338
C310
C309
R311
R310
R312
R308
L302
R309
R306
TP320
IC301
C301
R301
C303
C305
C306
TP318
TP325
RV301
C311
R330
R302
R394
Q390
Q398
Q399
R395
R388
R387
R390
C396
R396
Q395
Q393
Q391
R344
T301
TP317
HP901
HRPE901
CN2
CN1
Q389
Q306
IC302
R320
C314
R355
TP309
R343
C308
C307
R307
JR390
C391
3.3k
10 50V
47k
2.2k
10k
47k
47k
1k
47k
75k
17P
8P
3P
390p
390p
390p
390p
0.01
100V
100V
2.2
50V
50V
2SC2001
18k
6800p
18k
6800p
18000p
10
50V
3.3k
47
16V
2.2k
10k
FA1A4M
2SA812
2SC3624
27mH
0.00012
220k
8.2k
330p
0.01
FA1A4M
FN1F4M
2.2k
8.2k
10k
0.00012
3.3k
0.1
1
50V
2.2k
4.7k
2200p
2.2k
47k
NJM4565M(TE2)
1k
2.2k
1
22p
2.2M
NJM4565M(TE2)
0.01
0.01
15k
10
50V
1
10k
15k
10k
1
10k
100k
3P
1k
470
10V
10V
4.7k
220k
27p
27p
2SC2001
15000p
75k
10
50V
0.01
27mH
330p
10k
2.2k
2.2k
2.2k
2.2k
2.2k
4700p
4700p
FA1A4M
FA1A4M
680
680
FA1A4M
3.3k
3.3k
47k
2SB1068
2.2
50V
50V
22k
10
50V
0.01
47
16V
10 50V
47 16V
100
100
100
100
4.7k
22k
HA12237
0.01
3.3k
0.1
1
50V
2.2
50V
50V
47k
10
50V
22k
4.7k
10k
FA1A4M
FA1A4M
2SC3624A
4.7k
22k
10k
10k
22
50V
10k
FA1A4M
2SB1116
2SB1116
5.6
6P
3P
FA1A4M
FA1A4M
2.2k
2200p
47k
5.6
470
16V
16V
10
50V
1M
0
100
16V
16V
B1
B2
B4
B5
B6
B7
B8
E1
E2
E3
E4
E5
E6
E7
52
58
67
66
68
61
YY1
YY2
YY3
YY4
YY5
YY6
YY1
YY2
YY3
YY3
YY4
YY5
YY5
YY6
57
56
70
90
91
89
XX1
XX2
XX3
XX4
XX1
XX2
XX3
XX4
51
54
55
69
65
53
L-PB
L-REC
R-PB
E-HOT
R-REC
L-PB
R-PB
CAPM+
AHALF
ASHUT
DGND
BSHUT
BMETAL
CAPM-
CAPMH/L
ATRGM+
BTRGM+
TRGMGND
BHALF
L
GND
R
GND
GND
GND
GND
EOU
T2
TAI2
PB-OUT2
NC
REC-IN2
ALC
2
NC
REC-OUT2
A/B
VCC
GND
I-REF
TEST
REC-OUT1
NC
ALC
1
REC-IN1
NC
PB-OUT1
TAI1
EQO
UT1
PB-NF1B
AIN1
RIP
BIN1
GND
BIN2
NC
AIN2
RETN
REC-
PB-
NF2A
NF2A
NF1A
PB-
PB-
EQ1
ALC
DET
REC MUTE
ON/OFF
ON/OFF
MUTE
SPEED
NORMAL/HIGH
OFF
PB-
EQ2
NF2B
PB-
ALC ON/
SW
.R2
GND
SW
.P2
CONT.
SW
.P1
GND
SW
.R
1
VCC
GND
(3/4)
Q396,397
CAPSTAN MOTOR
DRIVE
INVERTER
Q393,394
TRIGGER PLUNGER
DRIVE(DECK A)
TRIGGER PLUNGER
Q391,392
DRIVE(DECK B)
Q301,307,310
REC BIAS
SWITCH
Q302,303
BIAS OSC
BIAS OSC
/70
A120
BPLAY.SW
/70
120
B
APLAY.SW
(FOR ADJUSTMENT)
L-CH
R-CH
TAPE
1
7
ERASE
R-CH
L-CH
(REC/PB/ERASE)
(DECK B)
(DECK A)
(PB)
MECHANISM DECK
(TCM-230AWR41)
(CHASSIS)
(CHASSIS)
MUTING CONTROL
SWITCH
MUTING
BUFFER
BUFFER
BUFFER
REC/PB SWITCHING
REC/PB SWITCHING
Q304,305
DECK A/B SELECT
SWITCH,
REC/PB EQ AMP,
ALC
LOW-PASS
FILTER
+3.3V
BLOCK
µPC133DH
7-19. SCHEMATIC DIAGRAM – MAIN (3/4)/HEAD (A)/HEAD (B) Boards –
•
See page 35 for Waveforms.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
[
[
] : TAPE PLAY (DECK A)
{
} : TAPE PLAY (DECK B)
〈〈
〉〉
: REC
(Page 35)
(Page 38)
(Page 41)
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