Free Service Manuals

                                    Motor and Turntable
Drive System
.....................................................................Direct-drive
Motor
............................................................................DC
servo motor
Turntable Platter....................310mm diam. aluminum
alloy die-cast
Moment of Inertia....................... 150kg-cm:
(including platter mat)
Speeds........................................................................33-1/3
and 45rpm
Speed Control
Range........................................................................±2%
Wow and Flutter.........................................Less
than 0.025% (WRMS)
Signal-to-Noise
Ratio....................................More than 75dB (DIN-B)
(with Pioneer cartridge model PC-135)
Tonearm
Type......................................Static-balance
type, S-shaped pipe arm
Effective Arm
Length...............................................................221mm
Overhang.....................................................................................15.5mm
Usable Cartridge Weight ............................4g
(min.) to 9g (max.)
Subfunctions
Auto-return mechanism. Anti-skating force control. Stylus
pressure direct-readout counterweight, Cueing device. Strobe
light. Free stop hinges
Semiconductors
ICs
..........................................................................................................2
Transistors..............................................................................................2
Diodes
....................................................................................................2
Hall
Elements........................................................................................3
Miscellaneous
Power
Requirements.............................................AC120V,
50, 60Hz
Power
Consumption.......................................................................7W
Dimensions.......................................... 420(W)
x 96(H) x 365(D)mm
16-1/2IW) x3-13/16IH) x 14-3/8(D)in.
Weight.......................................................................
6kg/13 lb 4 oz
Accessories
EP
Adapter..........................................................................................
1
Cartridge mounting parts
Cartridge mounting screws
......................................................... 6
Cartridge mounting
nuts...............................................................
2
Cartridge mounting
washers.........................................................
2
Operating
Instructions........................................................................
1
NOTE:
Specifications and design subject to possible modification
without notice, due to improvements.

For descriptions and adjustment methods of the D.D.motor and
the mechanism employed in this model, refer to the
Supplementary Service Manual (ART-467) for the PL-200,
PL-255, PL-300, and PL-400 models.

CONTENTS
1.
SPECIFICATIONS...............................................................2
2. EXPLODED VIEWS
2.1 Main
Panel....................................................................3
2.2 Sub
Panel.......................................................................6
2.3 D.D.
Motor.................................................................7
3. SCHEMATIC DIAGRAM AND PARTS LIST ... .8
4. P.C. BOARD CONNECTION DIAGRAM...............11
5.
PACKING.........................................................................13