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Technics RS-X933 Service Manual page 19

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RS-X933.
—- RS-X933
Hi SCHEMATIC DIAGRAM
1
2
3
4
5
6
7
(Parts list on pages 29~35.)
L¥ main circuit
(This schematic diagram may be modified at any time with
A
AC 220V
components, use only manufacturer's specified parts.
(50/60H2)
Ag
é
5 a
Arcos
o( m—umme<+B>emmmmm
)indicates +B(bias)
00000000
ERR
a ==
fe arco! (AReir Ne
an ey
2ivfa6Ol sae. | s—
aa gai
pier)
r
?
:
\
BEb8E
oe
ao
Bx
i
8x
¢(
meee <—B>
mem
) indicates
—B
(bias).
|
@ A
Ty oie
B47
ee
et
185
ga
<ovy, HES) oh oan
gs
. ) indicates the flow of the playback signal.
ae
25
BSS
O65, 2s
es,
i
i
i
To AMPLIFIER
as
eS
-
U2.1V)
So
o( oc
) indicates the flow of the record signal.
| (POWER SUPPLY)
z
=
32
ita
=o
ra
o
ON
>
|
\
3
2/48
"8
* Caution!
[
stasla
s}as
ge
'
S¥8sY
g8ABs
g
IC and LSI are sensitive to static electricity.
F
ee
Ses
Brest,
ah
bs
g e d :
TBE eee
.
.
.
=
roy
=
pad
"4
Secondary trouble can be prevented by taking care during repair.
-
For others.
8
oor
EPS
(x1, DECK A)
* Cover the parts boxes made of plastics with aluminum foil.
8
ay
5
See ce see
tae OTCiaceie
* Ground the soldering iron.
Set lasaunere. . nek
a6oa
Fea.
Conte
Pr UMeC ed corte
s
3IAQSTA
2SD2037EFTA
_
4!
2805920RSTA
* Put a conductive mat on the work table.
STABILIZER
STABILIZER
REGULATOR
| Sa |
REGULATOR
* Do not touch the legs of IC or LSI with the fingers directly.
en
Lee yy
de
@
b
(EB,GN}
Q915,917
255/557 DFTA
oni? reusesre = tii deste
SOLENOID
DRIVE
—19-—
G
— 2 —

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