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Technics RS-M250

Technics RS-M250
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_sceneeemcns
4"
raaechOE
Open
GER
C
T
es
Sy
anil
gecoptah
nie
Es
A
OAR
LTR
mes
ENN
erm
COLT,
TNS
NTN
IRE
CSN
NC
RTE
26
25
24
23
22
21
20
CIRCUIT
BOARD
MAIN
CONTROL
CIRCUIT
BOARD
19
2SD636(S,
R,
Q)
2SD636(S,
R,
Q)
2SD636(S,
R,
Q)
NOTES:
RS-M250
18
7
16
15
14
[By
0.81V_
|
Q305
Q304
¢
The
circuit
shown
in
S@M@MH
on
the
conductor
is
+B
(bias)
circuit.
@
The
circuit
shown
in
»
on
the
conductor
indicates
printed
circuit,
which
is
included
printed
type
resistors.
©
The
circuit
shown
in
©"
on
the
conductor
indicates
printed
circuit
on
the
back
side
of
the
printed
circuit
board.
©
The
symbols
(@)
indicate
connection
points
between
conductors
on
the
front
side
and
back
side
of
the
circuit
board.
@
Values
indicated
in
are
DC
voltage
between
the
ground
and
electrical
parts.
13
4
)
|
|
RS-M250
12
i
E
Q316,
317
2SD638
(S,
R)
10
9
8
Q312,
313
2SB835
(T,
S,
R)
[BY
5.45V
5.45V
Q314,
315
2SD965
(S,
R,
Q)
IB
0.23V
1
6
4
3
2
1
DIGITAL
TAPE
COUNTER
DRIVE
CIRCUIT
BOARD
©
Oe
To
Control
|.
|
Circuit
-
Board
gee
spi
one
si
a
pce
J

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