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6
PL-xX420(BK)
1
2
3
|
4
5
8. SCHEMATIC DIAGRAM
1c
ic
SWITCH BOARD (A) —- BOARD (A)
BOARD (B)
ASSEMBLY
ASSEMBLY
ASSEMBLY
[ S101: POWER
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REGULATOR
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REGULATOR
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1, RESISTORS:
5. SWITCHES
POWER
TRANSFORMER
O
clo!
A
Indicated in 2, 1/6W
. 25% tolerance uniess otherwise noted k :kS2,
ASSEMBLY
[esti
0082
:
MMO, (FY: 21%, (G): #2%, (K) 10% (M); +20% tolerance
CONTROL BOARD UNIT
A
A
A
Pees
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H
2. CAPACITORS:
$1:
REPEAT
ON — OFF
BRN
RED
-————
- ——
6) —-
'ad
:
.
=
Sic (BC
=
GFF
AC 220V/240V
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$2
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a)
ON
— OFF
50/60Hz
S
1
CONTROL
BOARD
ASSEMBLY
PWZ1022
Indication
without
voltage is 50V except
electrolytic capacitor.
$3:
Ev
ON
—
OFF
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ASSEMBLY
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3, VOLTAGE, CURRENT:
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ON Se OEE
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A RED
<> mA: DC current at no input signal
S6
: STOP
ON — OFF
ae
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4, OTHERS:
SW BOARD (A) UNIT
ae
| : Signal route.
S101: POWER
ON — OFF
'
@ : Adjusting point.
m a é
The
A mark found on some component
parts indicates the im-
SW BOARD (B) UNIT
portance of the safety factor of the part. Therefore, when replacing,
be sure to use parts of identical designation.
S401:
REST
LRAPION)—
LAPH(OFF)
# marked capacitors and resistors have parts numbers.
ul
'
SW BOARD (C) UNIT
mums
gg
ig
Ue -- --
- - - - - -
- --
- --
ee
ee
re
rr
rare
22yH
RE
3
This is the basic schematic diagram, but the actual circuit may vary
S501:
SIZE
i7cm
~ 30cm
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ete
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TEST POINT [= ol
das.to| improvements in Orson:
$502: SPEED
45rpm — 33 rpm
TRKG
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'The underlined indicates the switch position.
CARRIAGE BOARD ASSEMBLY
ene
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PWX-101
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SWITCH BOARD (B) ASSEMBLY
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DETECTOR
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1 S401 REST
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ASSEMBLY
|
PSH-005
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BED
REST
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1,
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Obie
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DRAWING 170 mA
:
HOLDING 70 mA
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MECHANISM BASE
REST
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PU CORD ASSEMBLY
OUT
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TRKG
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28
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LINE MUTING
PH MOTOR
IN
MUTE
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Q1: LED DRIVE
{CONTROL : DISPLAY SECTION)
:
4-4
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t s e c
| DOWN
: UP
sec
H
Sr La
ela:
1
|
VRI: 45 RPM ADJ
VR2: 33 RPM ADI
|
aS
(PHONO MOTOR INTERFACE SECTION)
a
Q2 : PHONO MOTOR
INTERFACE
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20mA
=
LEAD IN
Q301
28C1740S
|
LEAD OUT
Q302,303
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2s01468S
Q304
GP-1A01
|
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SLH-56VT3H
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VR2 VRTGEVS223
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RO7.5EB:
MOTOR
|
PXM-149
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