Block Diagram -Main Section (Hcd-Rv2) - Sony HCD-RV2 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7. BLOCK DIAGRAM — MAIN SECTION (HCD-RV2) —
IC702
JK702
3
MIC
JK704
L
AUDIO
GAME R-CH
R
INPUT
VIDEO
JK602
VIDEO OUT
A-DECK
PLAYBACK
T E
L 1 3 9 4 2 2 9 6 5 1 3
HEAD
R-CH
B-DECK
RECORD/
PLAYBACK/
ERASE
R-CH
HEAD
TAPE DECK
A-HAFE
A-MODE
B-HAFE
B-MODE
REC(FWD)
A PHOTO
B PHOTO
SOL A
SOL B
CAP M+9V
w w w
.
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(Page 16)
TUNER/POWER
A
SECTION
L-CH
(Page 15)
VR703
CD/VIDEO
CD-L
B
MIC LEVEL
SECTION
1
IC703
ECHO
2 9
AMP
VR702
ECHO LEVEL
CD/VIDEO
CVOUT
C
SECTION
IC704 (Page 15)
3 1
VIDEO
2
CONT
7
IC201
REC/PB AMP
32 A IN(L) PB OUT(L) 26
B IN(L)
34 REC IN(L) 24
21 REC OUT(L) ALC(L) 23
L250
EQ OUT(L) 28
BIAS COIL
R-CH REC MUTE 15
PB MUTE 14
A/B 13
BIAS
OSC
Q250
Q257
BIAS SW
Q258
+12V
REC/PB
SW
Q255,256
Q251,253
A TRIG
DRIVE
Q601,602
B TRIG
DRIVE
Q603,604
CAP MOTOR
DRIVE
Q605,606
x a o
y
i
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8
IC301
INPUT SELECT,
TONE,VOLUME
D421
IC501 (1/2)
DBFB
REF
1 L-CH AMP
Q421
39 INB2
6
MUTE
OUT2 25 1
40 INA2
Q301
7
1 MIC
2
12
Q581
36 INEX2 OVER LOAD
DETECTOR
21
DATA
22
CLOCK
-B
STK MUTE
38
INC2
Q503,504
35
RECB2
IC601 (3/3)
SYSTEM CONTROL
55 VIDEO SW
STK MUTE 84
MUTE
7 CLK
83 CONT
LINE MUTE
Q362
5 DATA
PROTECT 85
L-CH
BUF
Q Q
Q369
3 7 6 3 1
LEVEL
DET 89 METER-L
Q307,308
AMS
72 AMS-IN
Q261,262,264
79 REC MUTE
78 PB MUTE
76 PB-A/B
S-IN 100
S-IN 1 13
75 BIAS
S-OUT 2 1
42 9
M-RESET
77 TC-RELAY
74
POWER-KEY
68 DISPLAY 73
A-HAFE
KEY
70 A-PLAY
B-REC
RM701
69 B-HAFE
71
B-PLAY REMOTE
SIRCS 4 1
CONTROL
66 B-REC FWD
IN
RECEIVER
80 A-SHUT-IN
B-SHUT-IN
81
LED
DRIVE
POWER 3
Q701
LED
60 A-TRG
B-TRG
61
65 CAPM-CONT
u 1 6 3
.
17 17
2 4
9 9 8
MUTE
Q363
PROTECT PROTECT
DETECT DETECT
Q381,382 Q383
RY371
Q501
RELAY
DRIVE
MUTE
Q384,385
CONT
Q365
Q386
IC701
DISPLAY CONTROL
3 X1
RES701
HEADPHONE
17
5MHz
4 X1
S701-704
VOL-A 13 VR701
VOLUME
S717,718
Q387
ENCODER VOLUME
VOL-B 14
FUNCTION
22
KEY0
KEY
5 1 5 0 8 9 2 4
VLOAD 60 VP
S723-732
LED702-707
FUNCTION
21 KEY1
KEY 27 LED
I DRIVE
LED
S708-712 32 Q702-707
S736-741
FUNCTION
20 KEY2
KEY 69
G0
I
I
80
G11
9 S-OUT
44
I
IC602
S0
58
I
•
BUF
10 8 S21
S-IN
61
3V
4 7 I
S-CLK
TO VF2
67
6 6
5V RESET
FLOURESCENT
S716
INDICATOR TUBE
FLD701
S742
LED701
m
c o
HCD-RV2/RV5/RV6
2
9 9
JK701
PHONES
JK302
L
SPEAKER
R-CH
R
9 8 2 9 9
VF1