Deck Section - Sony HCD-LX7 Service Manual

Compact hifi stereo system
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– DECK SECTION –
PLAYBACK
IC611
L
HP101
PB HEAD
R CH
(DECK A)
R
RV301
PLAYBACK
IC601
DECK B
L
REC/PB HEAD
(DECK B)
R
R CH
3 1
IC602
P
R
4
HRPE101
REC/PB
ERASE BIAS
ERASE HEAD
X
• R CH : Same as L ch
• SIGNAL PATH
09
All manuals and user guides at all-guides.com
S1004
A CrO
RV311
16
17
A 120/70 B NORM/CROM/
LEVEL
PB-A/B
DECK A
70
A IN
48
B IN
46
120
DOLBY NR
IC301
LEVEL
RV301
REC LEVEL
39 RECOUT
EQIN
EQOUT
36
38
RV341
REC
+7.5V
BIAS
Q623
REC BIAS
BIAS OSC
T621, Q621, 622
: PB (DECK A)
: PB (DECK B)
: REC (DECK B)
• PLUNGER SOLENOID is supplied
as the MECHANICAL BLOCK ASSY.
A DECK/
B DECK
PLUNGER
S1008
B CrO
2
2
CN301
3
R CH
19
28 27
26
1
MS
METAL
PAS
PB OUT
40
DOL
LM ON/
25
OFF
DOLBY NR
NORM/
HIGH
18
NR ON/
23
OFF
24
PB
DOLBY
LIN
TYPE B
43
BIAS ON/OFF
BIAS SW
20
RM ON/OFF
22
15
ALC ON/OFF
32
31, 33
CAP MOTOR
CONTROL
Q336-343
M1
SPEED
SWITCH
CAPSTAN
CONTROL
M
Q335
MOTOR
Q1001
RV1002
RV1001
NORMAL
HIGH
SPEED
SPEED
S1001 (A PLAY)
+5V
S1002 (B PLAY)
S1003
(A HALF)
S1005
(REC A)
S1006
(B HALF)
S1009
(REC B)
TRIGGER
MOTOR
CONTROL
Q331-334
19
19
PB A/B
MS OUT
TC PB L
LM ON/OFF
NORM/HIGH
NR ON/OFF
REC/PB/PASS
TC REC L
BIAS ON/OFF
RM ON/OFF
ALC ON/OFF
RELAY
CAPM CNT1
CAPM CNT2
CAP M H / L
B
MAIN
SECTION
(Page 20, 21)
REEL
DETECT
A SHUT
IC1001
REEL
DETECT
B SHUT
IC1002
A PLAY
B PLAY
A HALF
+5V
+5V
B HALF/REC A/REC B
B TRIG
A TRIG
HCD-LX7/L

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