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JVC DD-9 A - Main Amplifier Circuit

JVC DD-9 A
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DD-9A/B/C/E/J/U
Standard
Schematic
Diagram
of
DD-9
(Mecha.
Control
Circuit)
1
2
3
4
5
6
7
8 9
10
CN8O3
MAIN
.
Countor
Display
P.W.B.
Brake
Sol.
Play
Sol.
play
o>
c->
-
=
ee
=
[el
Sa
a
we
=z
aren
1
CNGI
ov
Frequenc
6-BT-042
arr
i
|ees
Pwe
72|
PaAUSE/STOP
amie
2[.
sot
FFvPLaY
|
OoOdQ0|>
==
=
==
=
==
=
co
"Gage
for]
IOEL-B
3
Z
70
|
REW/REC
‘g
|
D807
Joc
|
tsei
50/60
6
37
}
———o-—$tacin
a7
5
at
e—Leranxing
|
28.5.
5
140
ry
———o—8\start/stop
[350-0439
o—Ustw/Tare
=
|
340.
0-438
|
ace
10
|
RESET
1335-5137
o—Usix
DECADE
Dv-Ze
e-|36
19K
12]
eyaaee
31
o—
21
up/D0WN
O
O35
2SC945L___—2SD57!
B
30
=
25C945L
(QA,PA)
(LA,KAD
O
Ov
O
0-434
Cc
o—itare
purse
[220
O-133
|
o—Soirect
|
28
o-32
|
vMw
4589
o—!6
MEMORY
275
o-{3!
|
=a
=
—_
a
al,
O-
430
O128
i
O27
|
|
To
Memory
4
O
SW.
P.W.B.
|
PLY
3
.PW.B.
ale
a:
[
EC
5
O-22
O21
To
BES
P.W.B.
a
|
6]
Auto
Stop
!
Stop-+Play
inne
O48
D
=
oa
|
4
viewasoe
salle
|
67]
TAPE
PULSE
3}
S
ae
‘O-l0
Quartz
Lock
|
BRK
4!
(66)
a
O79
NC
CNBO6
lasp636iR,S)
|
KOS
py,
o24
S\
sl
3
C8
|
=.
Ws
B-.,
|
;
3
—W
|
o
fe
ey
x2
E
3
iS
z
I
VMW4594
=
mull
©
00}
To
motor
Control
O
©
O
|
10
main
ewe
Be]
B3)e9]
BIT
8198
All
the
diodes
except
for
the
specified
:
USIO35.
ae
a
ae
2SC945L 2SC945L
en
ces
oC
©
Jur
IF
00
®
wewsse2
|
O20
a=
Cam
Cd =e
=!
oe
()
oo
Se
eadiacd
a
=
=
3
Capstan
Motor
2
jg.
3}
3
silty
s
a
oo
Motor
Reel
Motor
O
cent
=O
Fig.
34
=
8
(«)
be
ol
Red
line
show
+B
circuits.
No.
4198
yy
eee
|

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