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Pioneer PL-300X User Manual

Pioneer PL-300X
30 pages
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This seruice
manual describes
the mechanical operations
and
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and the D.D.
motor employed
in the
following
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FL-ElcIcIX
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178-184
E]ounda.y Road, Elnaesde, VcEonra
3195,
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Printed
in
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Pioneer PL-300X Specifications

General IconGeneral
Drive System/MethodDirect drive
MotorDC servo motor
Speeds33 1/3 and 45 rpm
Signal to Noise Ratio78dB (DIN-B)
Effective Length221mm
Cartridge TypeMoving magnet (MM)
Frequency Response20 Hz to 20 kHz
PlatterAluminum die-cast
Dimensions420mm (W) x 130mm (H) x 365mm (D)

Summary

Pioneer PL-200 Panel Controls

Speed Selection Control

Selects platter rotation speed between 33-1/3 and 45 RPM.

Speed Fine-Tuning Knob

Fine-tunes the platter rotation speed.

Start/Cut Button Operation

Returns tonearm to rest and cuts turntable power.

Tonearm Elevation Control

Controls the raising and lowering of the tonearm.

Pioneer PL-255 Panel Controls

Start/Cut Button Function

Initiates playback or stops it by returning the tonearm.

Repeat Play Function

Allows the user to listen to the same record again.

Automatic Play Size Selector

Selects record size for automatic playback initiation.

Strobe Light for Speed Check

Indicates platter speed accuracy via a strobe light.

Speed Fine-Tuning Knob

Fine-tunes the platter rotation speed.

Speed Selection Control

Selects platter rotation speed between 33-1/3 and 45 RPM.

Tonearm Functionality

Handles record tracking and controls turntable power.

Tonearm Elevation Control

Controls the raising and lowering of the tonearm.

Anti-Skate Adjustment

Cancels harmful skating force during record play.

Tonearm Rest and Clamp

Supports and secures the tonearm when not in use.

Platter and Mat Description

Stabilizes records and absorbs vibration.

Dust Cover Functionality

Protects the turntable from dust.

Pioneer PL-400 Panel Controls

Start/Cut Button Function

Initiates playback or stops it by returning the tonearm.

Repeat Play Function

Allows the user to listen to the same record again.

Automatic Play Size Selector

Selects record size for automatic playback initiation.

Strobe Light for Speed Check

Indicates platter speed accuracy via a strobe light.

Speed Selection Control

Selects platter rotation speed between 33-1/3 and 45 RPM.

Tonearm Functionality

Handles record tracking and controls turntable power.

Tonearm Elevation Control

Controls the raising and lowering of the tonearm.

Anti-Skate Adjustment

Cancels harmful skating force during record play.

Tonearm Rest and Clamp

Supports and secures the tonearm when not in use.

Platter and Mat Description

Stabilizes records and absorbs vibration.

Dust Cover Functionality

Protects the turntable from dust.

Pioneer PL-300 Panel Controls

Start/Cut Button Operation

Returns tonearm to rest and cuts turntable power.

Speed Selection Control

Selects platter rotation speed between 33-1/3 and 45 RPM.

Tonearm Elevation Control

Controls the raising and lowering of the tonearm.

Turntable Disassembly Procedures

Panel and Base Plate Removal

Steps for removing the turntable panel and base plate.

DD Motor and Tonearm Removal

Procedure for removing the direct drive motor and tonearm.

Turntable Panel and Base Plate Assembly

PL-200/PL-300 Assembly Procedures

Instructions for assembling the panel and base plate for PL-200/PL-300.

PL-255/PL-400 Assembly Procedures

Instructions for assembling the panel and base plate for PL-255/PL-400.

Turntable Circuitry Descriptions

PL-300/PL-400 Block Diagram

Schematic overview of the PL-300 and PL-400 circuit.

Direct Drive Motor Operation

Details the construction and principles of motor rotation.

PD1003 IC Oscillator Stage Operation

Explains the function of the PD1003 IC in the oscillator stage.

PA2004 IC Comparator Control Operation

Describes the PA2004 IC's role in comparator control.

PA2005 IC Drive Control Operation

Details the PA2005 IC's function in drive control.

PL-200/PL-255 Block Diagram

Schematic overview of the PL-200 and PL-255 circuit.

Turntable Mechanism Operation

PL-200 Start of Play Mechanism

Describes the operational sequence for starting play on PL-200.

PL-400 Lead-in and Auto-Return Mechanism

Explains the lead-in, auto-return, and repeat operations of PL-400.

Turntable Adjustments and Calibration

Stylus Descent Position Calibration

How to adjust the stylus drop point for automatic play.

Auto Return Mechanism Calibration

Procedure for adjusting the tonearm auto-return point.

DD Motor Adjustment PL-300/PL-400

Adjusting DD motor waveforms for correct speed on PL-300/PL-400.

DD Motor Adjustment PL-200/PL-255

Adjusting DD motor for stationary stroboscope on PL-200/PL-255.

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