Pioneer pl-x50 Service Manual

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STEREO
TURNTABLE
ORDER
NO.
ART-698-O
MODEL
PL.XSO COMES
IN FIVE
VERSIONS DISTINGUISHED
AS FOLLOWS:
This
is the service
manuat
for
model
PL-XSO/HE, HB. For servicing
of the other types,
please
refer
to
the
additional
seruice
manual.
@
manuel d'instruction
se
refère
au
mode de réglage,
en français.
Este
manual de servicio
trata
del
método
de ajuste
escrito en
espaftol.
PICINEEFI
ELECTFICINIC CCIFIPCIFIATICIN
4-1.
Mesu.o 1-chome,
Megu.o-ku,
Tokyo 153, Jepan
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Type
Voltage
Remarks
HE
22OV
and 240V
(Switchable)
Eurooe
model
HB 22OV and 240V
(Switchable)
U.K.
model
s
1 10V, 120V,
22OV,
24OV
(Switchable)
General
exoort
model
s/G
'|
10V, 120V,
22OV,24OV
(Switchable)
U.S.
military
model
KU
120V only
U.S.A.
model
o
a
Printed
in
lap,tn

Pioneer pl-x50 Specifications

Power

power requirements	AC 220/240V (switchable)
power consumption	0W

Motor and Turntable

drive system	Belt-drive
motor type	DC servo motor
speeds	33-1/3 and 45 rpm
wow and flutter	Less than 0.045% (W RMS)

Tonearm and Cartridge

output voltage	2.5 mV
tracking force	1.7g to 2.3g (proper 2g)
frequency response	10 to 32, 000 Hz
recommended load	50k

Weight and Dimensions

weight	5.5 kg
width	320 mm
height	98 mm
depth	210 mm

Summary

1. Specifications

4. Circuit Descriptions

4.1 Loading Out

4.4 Auto Return

4.2 Auto Lead In

4.5 Auto Stop

4.7 Loading In

5. Major Component Assembly/Disassembly

6. Operational Description

6.1 Basic Operation of the Slide Base

Outlines the fundamental operation of the slide base and turntable.

6.2 Mechanism Functions During Basic Operations

7. Troubleshooting

AUTOMATIC OPERATION CHECK

A diagnostic chart for checking automatic operational functions.

FUNCTION CHECK

A chart for verifying specific functional operations.

NO AUTO LEAD-IN

Troubleshooting steps for when auto lead-in fails.

NO LOADING-IN

Troubleshooting steps for when the loading-in process fails.

NO LOADING OUT-NO AUTO STOP

Troubleshooting for loading out and auto stop failures.

NO AUTO RETURN

Troubleshooting steps for when auto return does not occur.

NO REPEAT PLAY

Troubleshooting steps for issues with repeat play functionality.

NO ELEVATION OPERATION

TURNTABLE MOTOR DOES NOT ROTATE

Steps to diagnose turntable motor non-rotation.

AUTO FUNCTION WILL NOT SWITCH

11. Exploded View

10. Schematic Diagram

12. Adjustments

12.2 Arm Elevation Height Adjustment

12.3 End Sensor Circuit Adjustment

12.4 Turntable Motor Speed Adjustment

Guides on adjusting the platter's rotational speed.

12.1 Adjusting Stylus Lowering Position

Guides on adjusting the stylus's correct placement on the record.