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Pioneer PL-300 - Service Manual

Pioneer PL-300
30 pages
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This seruice
manual describes
the mechanical operations
and
adjustments,
and the D.D.
motor employed
in the
following
models.
STEREO
TURNTABLE
PLI
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FL-ElcIcIX
PLI?55
PLISOO
PL-3clcIX
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Mesu.o
1-chome. rvesuno-ku, Tokyo 153. Jap6n
lr.g. P|q\IEEF ELEST':EINICB OGIPCFIATION
85
Oxfotu
O.,ve, Moonach,e, New
Jereey O7O7A, U.S
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PIChIEEFI ELECTFIO TIC
(Et-FleEl
N,V. Lurthagen-Haven
g,
2OS AnEwerp,
Elelgrum
PIO\|EEF| ELECTFIONICB
AIJATFaALIA
FYY.
LTO.
178-184
E]ounda.y Road, Elnaesde, VcEonra
3195,
AusE.6l6
<ART-467-0>
r'@ocr.
i979
Printed
in
Japan
Question and Answer IconNeed help?

Do you have a question about the Pioneer PL-300 and is the answer not in the manual?

Summary

PL-200 Panel Facilities

Connection Procedure

Steps for connecting the turntable to a stereo amplifier.

PL-200 Controls and Indicators

Explains the function of buttons, knobs, and indicators on the PL-200.

PL-255 Panel Facilities

Key Operation Controls

Describes buttons for start/stop, repeat, speed selection, and arm elevation.

Fine Adjustment and Setup Controls

Details speed adjustment, anti-skate, and arm rest functions.

Indicators and Components

Explains strobe light, platter, mat, and dust cover.

PL-400 Panel Facilities

Key Operation Controls

Describes buttons for start/stop, repeat, speed selection, and arm elevation.

Fine Adjustment and Setup Controls

Details speed adjustment, anti-skate, and arm rest functions.

Indicators and Components

Explains strobe light, platter, mat, and dust cover.

PL-300 Panel Facilities

Operation Controls

Describes cut button, speed selector, and arm elevation lever.

Disassembly Procedures

Panel and Base Plate Disassembly

Steps to remove the panel and base plate.

Disassembly Procedures

D.D. Motor and Tonearm Disassembly

Steps to remove the DD motor and tonearm.

Panel and Base Plate Assembly

PL-200, PL-300 Assembly

Procedure for assembling PL-200 and PL-300 panels and base.

Panel and Base Plate Assembly

PL-255, PL-400 Assembly

Procedure for assembling PL-255 and PL-400 panels and base.

Circuit Descriptions

Block Diagram (PL-300, PL-400)

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

Circuit Descriptions

Motor Operation Details

Explanation of the direct drive motor's operational principles.

Circuit Descriptions

PD1003 IC Operation (Oscillator Stage)

Details the operation of the PD1003 IC in the oscillator stage.

PA2004 IC Operation (Comparator Control)

Explains the PA2004 IC's role in comparator control.

Circuit Descriptions

PA2005 IC Operation (Drive Control)

Describes the PA2005 IC's function in drive control.

Circuit Descriptions

Block Diagram (PL-200, PL-255)

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

Mechanism Descriptions

PL-200 Mechanism Operation

Explanation of the PL-200's automatic return mechanism.

Mechanism Descriptions

Auto-Return Mechanism Steps

Detailed steps of the auto-return function.

Mechanism Descriptions

PL-400 Mechanical Operation (Lead-In)

Describes the lead-in process for the PL-400.

Mechanism Descriptions

Repeat Operation

How to perform repeated playback of a record.

Interruption of Record Play

Steps to interrupt and resume record playback.

Manual Start and Stop

Manual control of turntable start and stop operations.

Adjustment Procedures

Stylus Descent Position Adjustment

Adjusts the stylus landing point for automatic play.

Auto Return Adjustment

Calibrates the tonearm's auto-return function.

Adjustment Procedures

D.D. Motor Adjustment (PL-300, PL-400)

Adjusts motor speed for PL-300 and PL-400.

D.D. Motor Adjustment (PL-200, PL-255)

Adjusts motor speed for PL-200 and PL-255.

Summary

PL-200 Panel Facilities

Connection Procedure

Steps for connecting the turntable to a stereo amplifier.

PL-200 Controls and Indicators

Explains the function of buttons, knobs, and indicators on the PL-200.

PL-255 Panel Facilities

Key Operation Controls

Describes buttons for start/stop, repeat, speed selection, and arm elevation.

Fine Adjustment and Setup Controls

Details speed adjustment, anti-skate, and arm rest functions.

Indicators and Components

Explains strobe light, platter, mat, and dust cover.

PL-400 Panel Facilities

Key Operation Controls

Describes buttons for start/stop, repeat, speed selection, and arm elevation.

Fine Adjustment and Setup Controls

Details speed adjustment, anti-skate, and arm rest functions.

Indicators and Components

Explains strobe light, platter, mat, and dust cover.

PL-300 Panel Facilities

Operation Controls

Describes cut button, speed selector, and arm elevation lever.

Disassembly Procedures

Panel and Base Plate Disassembly

Steps to remove the panel and base plate.

Disassembly Procedures

D.D. Motor and Tonearm Disassembly

Steps to remove the DD motor and tonearm.

Panel and Base Plate Assembly

PL-200, PL-300 Assembly

Procedure for assembling PL-200 and PL-300 panels and base.

Panel and Base Plate Assembly

PL-255, PL-400 Assembly

Procedure for assembling PL-255 and PL-400 panels and base.

Circuit Descriptions

Block Diagram (PL-300, PL-400)

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

Circuit Descriptions

Motor Operation Details

Explanation of the direct drive motor's operational principles.

Circuit Descriptions

PD1003 IC Operation (Oscillator Stage)

Details the operation of the PD1003 IC in the oscillator stage.

PA2004 IC Operation (Comparator Control)

Explains the PA2004 IC's role in comparator control.

Circuit Descriptions

PA2005 IC Operation (Drive Control)

Describes the PA2005 IC's function in drive control.

Circuit Descriptions

Block Diagram (PL-200, PL-255)

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

Mechanism Descriptions

PL-200 Mechanism Operation

Explanation of the PL-200's automatic return mechanism.

Mechanism Descriptions

Auto-Return Mechanism Steps

Detailed steps of the auto-return function.

Mechanism Descriptions

PL-400 Mechanical Operation (Lead-In)

Describes the lead-in process for the PL-400.

Mechanism Descriptions

Repeat Operation

How to perform repeated playback of a record.

Interruption of Record Play

Steps to interrupt and resume record playback.

Manual Start and Stop

Manual control of turntable start and stop operations.

Adjustment Procedures

Stylus Descent Position Adjustment

Adjusts the stylus landing point for automatic play.

Auto Return Adjustment

Calibrates the tonearm's auto-return function.

Adjustment Procedures

D.D. Motor Adjustment (PL-300, PL-400)

Adjusts motor speed for PL-300 and PL-400.

D.D. Motor Adjustment (PL-200, PL-255)

Adjusts motor speed for PL-200 and PL-255.

Pioneer PL-300 Specifications

General IconGeneral
Turntable PlatterAluminum die-cast
Speeds33 1/3, 45 rpm
Cartridge TypeMoving Magnet (MM)
MotorDC servo motor
Output Voltage2.5 mV

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