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17
HCD-RV2/RV5/RV6
7. BLOCK DIAGRAM — MAIN SECTION (HCD-RV2) —
100
7
MUTE
CONT
Q362
A TRIG
DRIVE
Q601,602
B TRIG
DRIVE
Q603,604
CAP MOTOR
DRIVE
Q605,606
FUNCTION
KEY
FUNCTION
KEY
VOLUME
ENCODER
FUNCTION
KEY
LED
DRIVE
Q702-707
PROTECT
DETECT
Q381,382
MUTE
Q301
STK MUTE
Q503,504
PROTECT
DETECT
Q383
RELAY
DRIVE
Q384,385
OVER LOAD
DETECTOR
Q501
MUTE
CONT
Q365
MUTE
Q363
FLOURESCENT
INDICATOR TUBE
LED
DRIVE
Q701
AMS
Q261,262,264
RM701
LED701
JK701
PHONES
JK702
MIC LEVEL
MIC
SPEAKER
VOLUME
VR701
L
R
VP
S723-732
S708-712
S736-741
S701-704
S717,718
RES701
5MHz
IC701
DISPLAY CONTROL
IC601 (3/3)
SYSTEM CONTROL
IC301
INPUT SELECT,
TONE,VOLUME
IC201
REC/PB AMP
LED702-707
DBFB
Q421
Q387
IC602
RY371
Q386
Q581
-B
D421
L-CH
CD-L
JK704
R-CH
L
R
AUDIO
VIDEO
GAME
INPUT
VIDEO OUT
IC703
VR703
ECHO LEVEL
VR702
IC702
IC704
JK602
REC/PB
SW
Q255,256
BIAS SW
Q258
CAP M+9V
SOL B
SOL A
B PHOTO
A PHOTO
A-MODE
A-HAFE
REC(FWD)
B-MODE
B-HAFE
TAPE DECK
Q251,253
Q257
+12V
BIAS
OSC
Q250
R-CH
R-CH
B-DECK
RECORD/
PLAYBACK/
ERASE
HEAD
R-CH
A-DECK
PLAYBACK
HEAD
L250
BIAS COIL
CVOUT
3
IC501 (1/2)
L-CH AMP
R-CH
VF2
VF1
FLD701
JK302
S716
S742
L-CH
BUF
Q369
LEVEL
DET
Q307,308
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299