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Pioneer PL-570 Service Manual

Pioneer PL-570
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Guantz PLL ornecr
DRIvE
2-motor
FULL AUTOMATIC
TURNTABLE
PL-570
HGT
< ART.222-O>
Additional
Joruicolknaal
This leaflet
provides
the description
of the
parts
applied only
HGT
type.
For
detailed
instructions on adjustments,
descrip-
tion, etc.,
please
refer to the Service
Manual of
PL-570/KCT.
()rrloNeeR'
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Pioneer PL-570 Specifications

General IconGeneral
Drive TypeDirect Drive
Automatic OperationFully Automatic
Signal to Noise Ratio70dB
MotorQuartz PLL Hall Motor
Effective Arm Length221mm
Overhang15mm
Power RequirementsAC 120V, 60Hz
Speeds45 RPM
PlatterAluminum Die-Cast
Tonearm TypeStatic Balance
Cartridge Weight Range4 to 10g
Output Voltage3.5mV
Tracking Force Range0-3g

Summary

1. SPECIFICATIONS

Turntable Performance Specifications

Covers motor, turntable, speeds, rotational characteristics, tonearm, and subfunctions.

Component Breakdown

Lists semiconductors, miscellaneous items like power/dimensions/weight, and accessories.

General Notes

Notes specifications and design subject to change without notice.

2. SCHEMATIC DIAGRAMS

Drive Control and Detector Assemblies

Schematics for Drive Control Assy PWG-011 and Detector Assy PWX-011.

Power Supply Assembly PWR-834

Schematic diagram for the Power Supply Assembly PWR-834.

System Block Diagram Elements

Includes Positional Detector, Gear Motor, Line Voltage Selector, and other system components.

2.1 POWER SUPPLY ASSEMBLY (PWR-834)

Semiconductors List

Lists transistors and bridge rectifiers used in the power supply.

Resistors List

Details of resistors used in the power supply assembly, including type and value.

Capacitors and Others List

Lists capacitors, fuses, and heat sinks for the power supply.

2.2 AUTO RETURN DETECTOR ASSEMBLY (PWX-011)

Semiconductors List

Lists transistors and ICs used in the auto return detector assembly.

Resistors List

Details of resistors used in the detector assembly, including type and value.

Capacitors and Semi-fixed Resistors

Lists capacitors and semi-fixed resistors for the detector assembly.

3. EXPLODED VIEW

Main Unit Assembly

Exploded view of the main turntable unit, showing major components and their part numbers.

Power Supply and Input Components

Exploded view of power supply, AC inlet, and line voltage selector.

3.1 SUB PANEL-1

Timing Motor and Associated Parts

Exploded view of the timing motor and related components on sub panel 1.

5. ADJUSTMENT OF REFERENCE TIME

45 RPM Adjustment Procedure

Steps for adjusting the 45 RPM reference time using an oscilloscope.

33 RPM Adjustment Procedure

Steps for adjusting the 33 RPM reference time using an oscilloscope.

Adjustment Notes

Important note regarding the order of adjustments for correct performance.

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