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SwiG,!
SWLF,H
R
DECK2
(@]DECK2 PRE AMF.
~
ea
REC. /PB. HEAD
Icrol
Ts)
—.
Ca)
+)
@)
}
o
* B
MUTING
SELECTOR
Q701,702
swapd,f
MIC
SOURCE SW.
wRIGs
TAPE/MIC
RECORD
LEVEL
CX)
SW5A,8
BALANCE
RECORD LEVEL CONTROL
VR I01
LINE IN
vR20l
MUTING
Q703,704
OO)
PB. HEAD
@
MPX
VR30!1
= -VR302
OECK2
TAPE SELECTOR
Swé, Sw9o
BIAS OSC
L301
ERASE
HEAD
ba
Q301, 302
DECK! PRE AMP.
Ic102
Qloi, 201
FLION, 201
EQUALIZER
CIRCUIT
Q103,105
Q203, 205
TAPE
SELECTOR
sw?
Q707, 708
MUTING
OOLBY
Sw
sw3B
SOURCE
SW
SWSF
REC AMP
Q106, 206
DECK2
TAPE
SELECTOR
sw6,9
QIO7, 207
(cso,
swi2
OUBBING
CONTROL
sw 6
Q401~ 0404
=
START
OECK2
MUTING
Swi4
APSS
CIRCUIT
Q8ol
3
SYNCHRONOUS
CIRCUIT
MUTING
Q705,706
DECK I
MUTING
swil
soul
APSS
SOLENOID
Q50! , $04, 507
Figure
5 BLOCK DIAGRAM
Be ae
LeD METER
[®) +8
DRIVER
Ic6ot, 602 [6)
RT-203H(S)
INPUT /OUTPUT
PLUG
INPUT
(L)
INPUT (R)
GND
OUTPUTIR)
As) ® @
OUTPUTIL}
(3) @)
GND
m/
@
a
+8
+B
LINE OUT
DEO! ~ 610
,
LEVEL METER
RT-203H(S)
Caution on Disassembly
Follow the below-mentioned notes when disassembling the
unit and reassembling it, to keep its safety and excellent
performance:
1. Take cassette tape out of the cassette holder.
2. Be
sure
to remove
the
input/output
plug from
the
receiver before starting to disassemble the unit.
. Take off nylon bands or wire holders where they need
be removed when disassembling the unit. After servicing
the unit, be sure to rearrange the leads where they were
before disassembling.
4. Take sufficient care on static electricity of integrated
circuits and other circuits when servicing.
STEP
REMOVAL
REMOVAL
3
Cassette Deck
mechanism
Cassette Deck
Mechanism
(Deck 2)
(E) x 1
Cassette Deck
Mechanism
(Deck 1}
Main PWB
Figure 6—4
DISASSEMBLY
(A) x2
04 x 8mm
(A) x1
$3 x 8mm: H (S/BK), E (BK)
$3 x 10mm: H (BR)
Figure 6—1
Chassis
Figure 6—3
Cabinet
(A) x2
4 x 8mm
o3 <x 6mm
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