Pioneer PL-500X User manual

$eftice nual
STEREO
TURNTABLE
PLIE OOX
(DrrroNeER'

MODELPL-5OOX
COMESINTWOVERSIONS
DISTINGUISHEDASFOLLOWS:
Type Voltag€ R€merk3
HET 22OV and 24OV (Switchable) Europemodel (Without cartridge)
HBT 22OV and 24OV (Switchable) United Kingdom model (Without carrridgo)
CONTENTS
1.
SPEC|F|CAT|ONS
..... ........ 3
2. PANELFACILITIES. 4
3. DISASSEMBLY
3.1 Cabinet.
. 6
3.2 Tonearm 7
4. ADJUSTMENTS
4.1 D.D.Motor
OperationAdjustment I
4.2 MechanismAdjustments. 9
5. PACKING
6. EXPLODED
VIEWSANO PARTSLIST
6.1 Cabinet.. .......11
0.2 Subpanel .........14
6.3 D.D.Motor... ...........16
7.
SCHEMATICDTAGRAM .........17
8. P.C. BOARDCONNECTION
DIAGRAM
8.1 Parts ListofP.C.Board
Assembly
.......21
For description
of the D. D. motor, refer to the
PL-630
service
manual
(ART-314)
andfor full auto
mechanism,
refer to the PL-3000service
manual
(ART-350).

PL-5ClC'x
1.
SPECIFICATIONS
Motor andTurntable
Driv€System .. Direct-drive
Motor......... .. ..
...
Ouartz
PLLHallmotor
Turntable
Platter . .. . . . . ..33omm
dism.atuminumalloy
die-c6st
lvloment
ol lnertie 3ookg{m' {including plaltermatl
Speeds,......... ... 331/3and4srpm
WowandFlutter ....... Lessthsn0.025%
(WRMS)
Signsl-to-NoisoRatio. ..... Morerhan
75dB
(DlN-Bl
(wilh Pioneer
cartridge
mod€l
PC-200)
Rotational Characteristica
Build-upTime . . Wirhin120"rotationar331/3rpm
Spoed
Deviation.. ... Lessthan0.002%
Speedvs.LoadCharacteristics
.......... Srabteupto
150
grams
dragload
SpeedDrift . .. . . LessrhanO.OOOOS%/h
at33-1/3rpm
Lessthan0.00o03%/d€greetemp.ch6ngeat 33-1/3rpm
Transistors.
Diodes........
Hall Elements
.
Miscellaneous
PowerRequirements
Pow€r
Consumption
Dimensions
Weight
Accessories
........3
........3
. ......3
. 22O|24OV
- (switchable),
s0,60H,
......10w
...... 440(W)x'140{H}x388(D}mrn
17-15/16(W)x
s-1/2{H)xl5-1/4(D)in.
. .9.1ks/201b
rA
EPAdapter
Screwdriver
Carlrjdgemounting parts
Carlridgemounting screws.
Cartridgemountrng
nuts .
C6rtridgemountingwashers
.
Operating
Instructions
(French
and Germanfurnished
on
rnodels
for HET)
NOTE:
.1
.1
1
Specifications and design subiect to po$ibte modification without
notice. clue to improvements.
Subfunclions
Full auto mechanism, Anti-skating force controf, Stylus pressure
direct-readout
counterweight,Cueingdevice,
Srrobe
light, Free
srop
hrnges
Semiconductors
lCs
)., v
LINE
VOLTAGE
SELECTOR
SWITCH
Thelinevoltageselector
switch islocatedon thetop surface
of the cabinetof this turntable,Before
your turntableis
shipped
from the factory, the switch issetto the powerre-
quirements
of the turntable'sdestination,
checkthat it is
s€t
properly
before
plugging
the
power
cordintotheoutlet.
lf thevoltageisnot properly
s€tor if youmoveto anarea
where the voltagerequirementsdiffer. adjust the selector
switchasfollows:
1. Oisconnectthe
Dowercord,
2. Provide
yourself
with amedium-sized
screwdriver.Insert
the tip of the screwdriver
into thegroove of the selector
switchandturn it sothat the power voltagemarking
of
your area points
to thewhite markby thearrowonthe
label.
Scr€wdriver

2.
PANELFACILITIES
f--

rE\
O srnnr BUTToN
When
thisbuttonisdepressed,
thepower isturnedonto
the turntable,the strobelight comes
on andthe platter
startsto rotate.with the REcoRD slzE SELECToR
setat oneof thepositions
- 30,25,or I7 - thetonearm
moves
automatically
to therecorddisc
as
the
platter
starts
rotating,thus startingrecord play
@ REPEAT
BUTToN
Push
thisbuttonwhen
you wantto listen
to thesamere-
cord
again.
Press
thebuttononce
moreto release.
NOTE:
All you have to do fot repeat play is to prcss the REqEAT button.
Therc is no need to push the START and C\JT button again.
@ CUT
BUTToN
lf thisbutton isdepressedwhil€
therecord
is
playing,
the
tonearm
automaticallyreturns
to the arm rest.and the
power
to theturntablewill be
cut
off.
@ RECORD
sIzE SELECToR
Thisselectorselects
thesizeof the recordfor automatic
play
and
alsoselectsmanual
play.
7"17
. . . . For the
automatic
play
of 17cm
(7-inch)
LP
and
EP
records.
10"25.
. -. For
theautomatic
play
of25cm
{1o-inch)
LPrecords.
12"30.
. .. For
theautomatic
play
of30cm
(j2-inch)
LP
records.
MANUAL.. For
themanual
play
of records.
NOTE:
The toneam will not be actuated when the RECORD SIZE
SELECTOR is at the MANUAL posiaion fot play, even if the
START button and tha REPEAT button arepushd.
@ SPeeo
SELECToR
BUTToN
45 . . . . . When
thisbuttonisdepressed,
the
platter
will
rotateat 45rpm. Depressfor playing
45rpm
records,
singlesor EP's.
33 . . , . . When
thisbutton
issetto therelease
position,
the platter
will rotate
at 33-1/3rpm.
Release
for playing
33-1/3rpmrecords
likeLp,s.
@ STROBE
LIGHT
Thislight
comes
on when
thetonearm
moves
awavfrom
the arm resttowardthe platter.
lt irradiates
thestrobo-
scope
around
theoutside
of the
platter.
O TONEARM
This tonearmis designed
to apply the correct
tracking
force
to thecartridge
andto keep
thisforce
atthe
precjse
levelfor faithful
tracking
of therecord
grooves.
PL-E'clC'X
@ARM-ELEVATION
LEVER
Thislevercontrols
theascent
anddescent
of the tonearm.
UP
{!) ..... Thetonearm
rises.
OOWN
(l) . . The
tonearmdescends
gently.
Set to this position for auto play,auto
repeatand
otherautomaticoperations.
NOTE:
When the ARM ELEVATION lever is set to the UP position
for automatic play, the toneam will move over as fal as the
lead-in groove on the record but it will not descend and the
rccord will therefore not be played.
@ ANTI.SKATE
KNoB
This
knob is
usedto cancel
out theharmful
skating
force
whichis
geneiated
duringrecord
play.
For further details, see "ANTI-SKATING ADJUST-
I\4E
NT
".
@ nnru REST/CLAMPER
The arm rest
supportsthe tonearmwhen
it isnot being
used.
Setthetonearmonitsrestwhenit isnot playing
re-
cords.
Clampit into position
if you don't have
anyim-
mediate
plans
to play records.
O PLATTER/RUBBER
PLATTER
MAT
Whenthe tonearmismoved
and
power
issuppliedto the
turntable,the platter
will startrotating
atthesetrotation
speed.The rubber
platter
mat stabilizestherecordsand
alsoabsorbsexternalvibration.
@ DUST
coVER
Keep
thisclosedunless
operatingthecontrols
ortonearm,
or changingover records.
Thisservesto keep
dust
from
adhering
to the recordsduringrecord
play.When
fully
openedand pulled
straightup, thisdust
covercanbere-
moved
fromthecabinet.
r
5

3.DISASSEMBLY
3.1 CABINET
(See
Fig.3-ll
1. Removethe dust cover.
2. Undo the 4 screwssecuringthe top cover.
3. Undo the 4 screwslocated in the rubber feet.
4. Move the tonearm over towards the center
shaft asshown in the diagram.
5. Disconnect the connectors when lifting off the
cabinet.
Cabinetsecuringscrews I
u
I
uFis.3-1

A
3.2 TONEARM
1. Undo the 4 screws securing the arm baseand
the sub-panel(see
Fig. 3-2).
2. Undo the 2 screwssecuringthe arm base
to the
sub-panel(see
Fig.3-2).
3. Disconnect the tonearm lead wires from the
PU board(see
Fig.3-2).
Note that some of the lead wires have been
soldered to the PU board, and must be dis-
connected with care.
4. Loosen the setscrews
with a hexagonalwrench
to remove the PU plate under the arm base
(see
Fig.
3-3).
5. Undo the screw securing the tonearm to the
arm base(see
Fig. 3-3)
f tg. J-z
PL-5C'clx
Arm basesecu
rrg. J-J

4. ADJUSTMENTS
4.1 D.D
MOTOR
OPERATIONADJUSTMENT
l. Rotate the tumtable platter.
2. Connect a dual-image
oscilloscope
(or synchro-
scope)to the TP3 and Q2 terminals of ttre cir-
cuit board ass'y.
3. Adjust VR1 (for 33-1/3 rpm) and VR2 (for
45rpm) on the circuit board ass'yin order to
bring the rising edgeof the TPb terminal wave-
form within the width of the TP6 terminal
waveform asshown in Fig. 4-2.
Fiq.4-1
02 (tc=pA2oo4) Fis.
4-2
,
a
TP3
1'

Y
'J 4.2 MECHANISM
ADJUSTMENTS
Prior to commencing any adjustments, check
that the PU plate shaft moves along the center axis
of the slot in the sub-panelasshown in Fie. 4-4.
Fis.44
o Tonearm lowering position
Tonearm lowering position is adjusted by tum-
ing an adjustment screw located in the hole at the
baseof the tonearm (see
Fig. 4-5).
Tum the screw clockwise to move the lowering
position inwards.
Tum the screw counterclockwise to move the
lowering position outwards.
This adjustment may be simplified by using a
test record .
Fis.4-6
o Tonearm misoperation
If the tonearm should happen to stop midway
during the lead-in operation, adjust the nut shown
in Fig.4-7.
This nut should be neither too tight, nor too loo6e.
Fis.4-7
r Short switch
The short switch gap shouldbe 0.5mm during
record play. This gap may be adjusted by the
screwshown in Fig. 4-8 below.
Screw
driver
Adjustingscrew
Shortswitch
Rotatory
cam
PU
plate
screw
r
Lowering
position
toofarout dt-
IJ
t-
oFis.4-5
r Auto-return position
1. If the tonearm retums too earlv. screw the PU
plate screwoutwards (see
Fig. 4-6).
2. If the tonearm retums too slow. screw the PU
plate screwinwards.
Lowering
position
tootarin
g
i)
Fig.
4-8

PL-5ClC'X
5. PACKING
Parts
List
Key No. PartNo. Doscription
6.
7.
8.
9.
10.
1. PHA-077
2. H56-603
3. PBA-079
4. PRW-O38
5. PHG-369
PHC-069
N93.603
KEX,OO2
PRB.135
PRD{46
11, PEA{32
12. 822426
't3. PXA-720
14, PXA€76
15. PXB-125
Cautionlabel
Cover
45 adaptor
Driver
operating instructions
(English
)
Operating
instructions
(French/German)
Rubber mat ass€mbly
H€adshellassembly
Csrtridge
mounting screwassembly