Tuner Section (East European, Cis Model) - Sony HCD-D90AV Service Manual

— DECK SECTION —
RV311
PLAYBACK
IC611
LEVEL
DECK A
L
HP101
PB HEAD
R CH
(DECK A) R
RV301
PLAYBACK
IC601
LEVEL
DECK B
L
REC/PB HEAD
(DECK B)
R R CH
3 1
IC602
P R
4
HRPE101
REC/PB
RV341
REC
BIAS
REC BIAS
BIAS OSC
ERASE BIAS
T621, Q621, 622
ERASE HEAD
X
• R CH : Same as L ch
• SIGNAL PATH
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
09
— 27 —
S1008
S1004
B CrO
A CrO 2 2
12 13 15
PB-A/B A 120/70
B 120/70
70
PAS
A IN
2
B IN
4
120
DOL
DOLBY NR
DECK PROCESS
IC401
RV301
REC LEVEL
RECOUT DOLBY
10
TYPE B
EQOUT EQIN
11 10 BIAS SW
24 25
+7.5V
Q623, 901
M1
CAPSTAN
M
MOTOR
M2
TRIGGER
M
MOTOR
PB A/B
CN403
3 R CH
1
PB OUT
8 PB L
LM ON/
20 LM ON/OFF
OFF
NORM/
HIGH 14 NORM/HIGH
NR ON/
18 NR ON/OFF
OFF
19 REC/PB/PASS
PB
RIN
6 REC L
BIAS ON/OFF
16 BIAS ON/OFF
RM ON/OFF 17 RM ON/OFF
RELAY REC/PB
CAP M SWITCH
CAP M ON/OFF
Q405, 407
SPEED
SWITCH
CONTROL CAP M H / L
Q406
Q651
RV651 RV652
REEL
NORMAL HIGH
DETECT
A SHUT
SPEED SPEED
Q1001
REEL
DETECT B SHUT
Q1002
S1001 (A PLAY)
+5V A PLAY
S1002 (B PLAY)
B PLAY
S1003
A HALF
(A HALF)
+5V
S1005
(REC A)
S1006
(B HALF)
BHALF
S1009
(REC B)
SWITCH
VZ 4 TRIG H / L
Q408, 409
2 OUT1
TRIGGER
MOTOR
6
IN2 B TRIG
DRIVE
IC402
10 OUT2
IN1 5 A TRIG
HCD-D90AV/GR10AV/RX100AV
B
MAIN
SECTION
(Page 29)
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