Pioneer PL-510A User manual

DIRECT
DRIVE STEREO
TURNTABLE
PL-5IOA

1.
2.
3.
5.
6.
CONTENTS
sPECf
F|CATIONS.... ...... 4
PANEL
FACILITIES 5
PARTS
LOCATIONS
3.1 Top
View 7
3.2 Under
View . 9
EXPLODED
VIEW ... .
11
4.1 Motor
(PXM-020) ..'. .. 13
4.2 FunctionMechanismAssembly ......14
4.3 AntiSkating
Assembly
(PXA'641)
... ..... 15
4.4 TonearmAssembly(PPD-539) .......16
4.5
Packing -....17
NOMENCLATURE
OF SCREWS.
WASHERS
AND NUTS ...... 18
SCHEMATIC
DIAGRAM,
P.C.BOARD
PATTERNS
AND PARTS
LISTS
6.1 SchematicDiagram .....19
6.2 PowerSupplyAssemblyB(PWR-006)
... ...21
6.3 Driving
Current
Control
Assembly .. .. 22
6.4 PositionalDetectorAssembly .. 24
6.5 PowerSupplyAssemblyA(PWR-816)... ...25
7. PXM.O2O
OUTLINE
OF OPERATION
7.1 Structure ...26
7.2 Operation
of theMotor
(See
Gonnection
Diagram)
7.3 Speed
Control
7.4 Temperature
Composition..
TROUBLESHOOTING
CHART
8.1 MotorDoes
Not
Turn.
8.2 Wide
Variations
inMotorSPeed
8.3 Motor
Races
ADJUSTMENT
9.1 MotorSpeed
9.2 Arm
Elevation
26
26
27
29
30
31
8.
9. 32
32
Serviceinformation
for PL-510A/KCT, KUTisdescribed
through
pages
4to 32

PL-51OA
Additional
ServiceManual
(HGT
model)
10.
SPEC|F!CAT|ONS.... ...... 34
11. EXPLODED
V|EW. .... 35
12.
SCHEMATTC
D|AGRAM.. ... 97
13. P.C.
BOARDPATTERN
AND PARTS
LIST. ... 38
Additional
ServiceManual
(ST.S
model)
14. SPECIFICATIONS
15. EXPLODED
VIEW.
16. SCHEMATIC
DIAGRAM.
17. P.C.
BOARD
PATTERN
AND PARTSLtsr. ... 46
42
43
45

| ,-
1. SPECIFICATIONS
MOTORAND TURNTABLE
Motor: DCservo
motor
Turntable
drive: Directdrive
Speed: Two sPeeds:
33-1
13
rPm,
45 rPm
Wow
and
flutter: 0.03%
(WRMS)
orless
S/N: 68dB
(D|N-B)
ormore
(with
Pioneercartridge
model
PC-135)
Turntable
platter: 321mm diam.
aluminum
alloy
Moment
of inertia: 24okg-cm2
(including
rubber
mat)
TONEARM
Tonearm
type: Static-balance,
S-shaped,
pipe
arm
Effective
armlength: 221mm
Track;:rg
error: +3"
- -1 '
Overhang: 15.5mm
Usable
cartridge
weight: 4g
(min.)
- 10g
(max.)
(For cartridge weighsover
8.5g,
attach
the subweight)
SUBFUNCTIONS
Anti-skating
forcecontrol
Plug-in
typeheadshell
Oil-damped
armelevator
Hinges
(
Free-adlustable)
Lateralbalance
weight
Fine
speed
adjusters (33-1
13
rpm,
45rpm: using
thestroboscope
for
turntable
speed
adjustment).
ACCESSORIES
Headshell 1
Overhang
gauge 1
EP
adaptor 1
Screwdriver 1
Sub
weight 1
Cartridge
mounting
screws 6
Cartridge
mounting
nuts 2
Cartridge
mounting
washers 2
Operating
instructions 1
MISCELLANEOUS
Power
requirements: ACrl
20V,60Hz
Power
consumption: 5W
Dimensions: 440(W)
x 362(D)
x 159(H)mm
17-sl16(W)
x 1a'1
la(D\x 6-114(H)
in.
Weight: 8kg,
17lb 10oz
NOTE:
Specificationsand design subjectto possible
modification
without notice,due to improuements.
4

a
2. PANELFACILITIES
Headshell
Stand
A spareheadshellcan be stored in this stand.
Align the headshell
pins with the standgrooves
and insert.
Observethat the headshelllengthis not greater
than the heightof thedustcover.
Thisstandcan
also be used for storing the EP adaptor.
Stroboscope
Fine adjustments of rotation speed can be
performed with the aid of the stroboscope.
Adjust the SPEED ADJ. knobs while observing
the pattern indicated bellow. If the rotation is
fast, the pattern will appear to move toward
the left, while movement toward the right
indicatesslow speed.
Correct speed is obtained
when the pattern appearsto be stationary.
33-l/3 rpm
Arm Rest
Supports the tonearm when not playing a record.
At the endof aplaying session,
engagetheclamp
as
illustratedbelow.
,ffio^*
"'o"
U
EP
Adaptor
Placeon centershaft
when
records. playing45 rpm EP
60Hz
=""':"i:'-:--.'-+
IEF-
rfr.r.f
.r.!i!*F
50Hz
F
.!'!ri!!!r!.!#l!i!rilt*
4.lFalrailtH'
g
----_
*ffi
***
TEEEI

OPERATION
1. Removestylus cover.
2. Set function leverto ON-UP.
Strobe lamp lights and platter rotates.
3. DepressSPEED button (33 or 45) according
to type of record.
4. Employ SPEED ADJ. controls and strobo-
scope to adjust rotating speed(required only
once per listeningsession)
5. Disengagearm clamp and gently position the
tonearm over the desired portion of the
record.
6. Set function lever to DOWN.
Stylus will be gently lowered onto the record.
7. Adjustvolune andtone controlsof the stereo
amplifier as desired.
8. At the end of the record, or to interrupt the
record, set the function lever to ON-UP.
The stylus will be raised from the record.
9. Returntonearm to arm restand engageclamp.
PL.51 C,A
33 SPEED ADJ. Knob
Usefor fine adjustmentof 33-1/3 rpm.
45 SPEED ADJ. Knob
Use for fine adjustment of 45 rpm.
33 SPEEDButton
Depress
to play 33-1/3 rpm records.
45 SPEED Button
Depressto play 45 rpm records.
Function Lever
This lever incorporates power switch and arm
elevation functions.
. OFF AC power is cut off.
. ON-UP Power is turned ON. When set from
DOWNto thisposition,
the tonearmis
raised.
. DOWN Tonearm is gently lowered.
10. Setfunction leverto OFF. Powerwill be cut
off and strobe lamp extinguished.
11. It is advisable to replace the stylus cover for
protection whenever the tumtable is not in
use.
OPERATING PRECAUTIONS
a Keep stylus and recordsclean. Usea stylus brush
to clean the stylus and a good quality record
cleaner to clean the records each time before
and after playing.
a Avoid exerting unnecessaryforce on the tone-
arrn. When changing headshells,
set the tonearm
in the arm rest and engagethe clamp.
a Take care not to impart vibration to the tum-
table while a record is playing. Record and
stylus can be damaged.
a Avoid placing more than 2 records on the
turntable platter while playing records.

3.
3.1
1
PARTSLOCATIONS
TOPVIEW
Hoadshell
stand
PNW.073
Outpul cord-
PDEO04
(KCrl
Fubbergrommet (A)
PEBOlO
PDE{!6 (K
AC powercord
KDG{I1
Mainpanel
PNW-225
7
Strobo casesssembly
PXA-221
€'

Output cord
PDEOO4
(KCT}
PDEOI6
(KUT)
AC powercord
KDG.O11
Rubber
grommet(B)
PEB.O11
Lateral
bar
PLA.586 Lateral
weight
K
14.438
Operationpanel
PAN.O34
Counterweight
PXA-599
Antiskatingknob
PAD.O09
Elevationarmassembly
PXA-598
Arm rest
assembly
PXA-104
Variableresistor
PCS.005
Tonearm
assembly
PPD.539
Button unit
PXT-036
Function
lever
PXT.035
Headshell
assembly
PXA-630
e
2
T

3.2 UNDERVIEW
..4
@
a
P
XT.523
lvlicroswitch
KSF016
;''c.
"i h.
'^r"! ')
,.",'i
't, 'l-\;i
Drvinq currentcontrolassem
PlVG
OO7
,l
: ri tt
..-.
\J.-r
Y)s

IPf--E'lOA
Pow€r
supplyassernbly
B
nvB-{n6
Power
transformer
PTT.OI7
Motor (including
drivecurrent
control assembly)
PXM{20
Power
supply
assembly
A
Pl,lrR€16
cuncnt
control
assembly
10

4. ;,li:
EXPLODED
V$EW
;+
iio
I
"l;
Ring
i.;.KAH-007
ArmrestassemblY
PXA-I04
Armrestunit
PXA-103
Arm rest
stand
PLA-071
Tone
i PPD-
/ on*,,
Rubber
mat
fr
Y
Powersupply
assembk
B
PWR-0OO
(See
pase
4l .,
"H,..
_
Rubber
cushion_--
PEB-041 ,.'
>./
ii:51:i;::x:i',i; lli ;:!:ii i:i;:lq :l tiii ::rI ::: l!: .:: :':
Operation
pqnel
PAN-034
,,-
,/ ^--
\A-/
t/ / l,_
7;8
,.,.*r.*-1"
i ,.
,=t'e- /
.{ b,
gv
I
./..t a' psAqfti|ro
."R{i
,eY/
Screw g ':-
P.C.
Board
clip a "
KNK-186 ' s
grV
V1
a({
PXM-O20
Pageon
13
gr
V.i
Screw
,+-
\ I //'
"'6pffi> +='..;,{:v{:'
\\4'
sa'
PBA-006 --
Power
supply
assembly
A
PWR-816
;8
i PSA4x6
ili Drive
current
control
i'i assembly
PWG-007
Screw
PBA-o19
Ter
KK
SI
PI
Cr
PI
FI
PI
S]
PI
Power
tra#former
PTT-017.lti SP
holder
cushion
-.PNW-I51
PEc_o1u
;;iilo'fi'"n
SP
holder
PNW-133
SPholder
PNW-
1
69
l;
PBA-OO8 PSA3x20
12

Tonearm
assembly
PPD-539
(See
page
16) \----.
NOT,E:
Part$r:indicated
in green cannot be supplied.
Hinge
PXA-108
'Plate
PNB-105 N)
I
e
RW
3.1
x 13
l
L
Foot,*ssembly
PXA+55
Dust-cover
assembly
PXA-159
Terminal
K
KC-01
1
F,ft.f;tg'l*'---qsqsmhi.il
RW
3.1
x 13
PM3x10
PM3x25
Screw
PBA-011
Foot assemblv
pXA_109 pM 3x25
\3x20
12

3
4.1 MOTOR
(PXM-O2O) NOTE:
Parts
indicated
,t
i,
!i'
,li!i
$
ji+ti;
lr!:"
;i!x,
1rli
_fi
4.
*i
in
gret*n
cannotbe
supplied.
Y
'r'",+,'-.'--
r".f
?..""i"..:rr$',
J{f-
"J-iH{tiiriiT+$-t
{.
PT2.6x6
PM
2.6
x 20
PM
2.6x 30
PM2.6xO
PM2.6x3
s"Iws, IH
Steel
ball
(B) #
Thrust
catch
PNW.O1
1
Rubber
buslr
PNT-OO2
;
Locationaldetector
assembly
PWX-OO4
o
o
@
$
ffi
ffi
ff
ffi
ffi
-j-

PL-51 C'A
€
w
ffi
MECHA
6
FUNCTION SM ASSEMBLY
KCT
model
within
cover
FW7
Microswitch
KSF-016
Angle
PXT-034
Button
unit
PXT-036
Lever
PNW-091
EW.3
Varpble
resistor
PCs005
PSA3x20
Fuction
lever
PXT-035
PSA3x8
13

4.3 ANTI SKATING
ASS
EVlever
PXT.s17
EVcam
PNW-544
EVsprins g E-2
BLY (PXA-641) 4.4
'qffi"F"S..W;ql
*P$-;S'1W
Arm base
PNW-542
Washer
PNB.519
PNW-547
ASlever
PNW-546
AS
spring
PBH.O23
Biaslever
PNW-545
FW-2.5
Rt
Pf\
El
Pf\
15 16

F'
!jgrt!
TONEARM
ASSEMBIiY
(PPD.539)
rl:llil
9t!)l
-:]t:I
:t9..,
f:i::
E
levati
on4fr.h-
assembI
y
PXA-5e8
ti$
1'f
*e;'"F+#;*{;i{'-i*i[1i;1,ciii$6i8Hlif
]*l*iii;.€i;1,*;i*r#ali'3rit;t*l*rtr6jn
I,4.\6
Fiitl
r---
- fll
t , l::
Rubber i ( [j,
PNr-507 ; \ rj
Erevationarm
I K/ li
PNW'541
I \ iirr.:ffi
+ir \
s[
sr
2.6x2
Shaft
tu;
l'q+
l++st
ex+)i
ffi
[email protected]
rH(
i.q.#
ffi
lgE
i@,k
ffi
f*fl.
#k
9^b
?.s.
ffi
q#,l
asi
t$i(
ts"G
_w;a
K+r
Lateral
weight
KLA.438
Lateral
bar
, iLA;I8"6
Counter
weight
PXA-599
d'l':..,,: ,"-:lr:rt '.$...e*etu
lhut
xflaN-sor
E.Effi
16

2
AA
B
c
D
4.5 PACKING
Operatinginstructions
PR8-036
Rubbermatassembly
PEA-010
(KUT
model)
PEA-013
(KCT
model)
i:Y: :f::: litii iiii,
qE q :;:: :t:. FpdiiUUUIU-:
PHC-017
Armprotector(L)
PHA-033
Dust
cover
assembly
PXA-159
45rpmAdaptor
KNK.O55
Counterweight
assembly
PXA-599
Case
PHN-OO5
Side
pad
PHA-023 Screw
driver
KEX-OO2
Overhang
gauge
PEC-012
Headshell
assembly
PXA€ffi ": ]
Subweight
PLA-563
Cartridge
mounting
screw
KBA-045
Side
pad
PHA-023
FFW
4
Vinylcover
H56-603
Cartridge
mounti
ng
screw
B
11-657
Cartridge
mounting
washer
:l:
:,:
(,n)
,F''3'tlQQ$,.-
,;.
Cartridge
871-653
Cartridge
KB4-044
rt ii.:lij;l: i: :.:f:!:!t !r:ttr:trrsItli ii I ; ii .::
mounting
nut
mounting
screw
Arm protector
PHA-032
Packing
case
PHG-125
(KUT
PHG.I26
(KCT
Packing
stopper
KNK.4O3
model)
model)
Turntable
pJatter
PNR-034 ;

PL.51 C,A
5. NOMENCLATURE
OF SCREWS.
WASHERS
AND
NUTS
The following symbols stand for screws,washers
andnuts asshown in exploded view'
Symbol D€scription Sh.pe
Erazierheadtapping
screw Ar-='t1
\l-_
PT Panhead tapping screw fF---n
\t:
PTT Specialscrew
1A)
PTBA Specialscrew
(B) flflss$
POTBA Special screw {C) .{
IN
'.1t
ocr Ovalcountersunk
headtapping F
Pan head machine screw lll..-J
CM Countersunk
headmachine
ocM Oval countersunk head F
Tl\il Truss h€ad machine screw r
BM Binding
head
machine
sc.ew F
PSA Pan head screw with spring OF
PSB Panhead
screwwith spring
lockwasher
and
flat washer Gtr
PSF Pan head screw with Ilat washer G-
EXAI\4PLE
PM
.3xB IH
ir
(E'l
1,-l
r
Symbol
EW
_DosctiPtion
E type washer
st'.pa
G>R
\DI
oI
SW Spring
lock washer '4il
\rI
N
WN
Nut
facednut
@E
@=
PN Pushnut @4
sc
Fiberflat washer
Slottedsetscrew
(Cone
point)
@il
CD
Slotted
setscrew
(Flatpoint) cEl
HS Hexagon socket headlessset @ED
ocw Oval
countersunkheadwood
cw Countersunk
headwood screw
Round head wood screw
h;:::;:t,, FW'9{x
1r - thickness
inmm
{I )
j Ldiameterinmm(d)
+Symbol
._1.
--l'
6i
.yl
Symbol

AGRAM, P.
C.BO
PositionaLd
assembLy
(PWX
6. SCHEMATIC
6.1 SCHEMATIC
DIAGR D PATTERNS
AN
DrivinX
currentr
con
ll assembt,y
tPWG
- 00'1)
Qa,
Q6
,
Q12
2SB564xc
Q',Qr,Qs,Qo,Qs,
25C94.5Pxe D'-DrlN60x3
R2124'lK
C610/16
PA]
19 eo

ERNS
AN
nt current/
con
nbUy
(PWG
- 00'l)
IE
33
xz
PARTSLIST I
..I
,!,r
:4
t;
,i.
**
s
,ii
*
$
$
.di
t€
sr% nPrl
2SC?35
rsv
N
N
c.,
(t
d.
Qrr
Pq$rersuppty
asembLy
A
(PwR
-'Et6)
222x2
i0't
v0r24
Raz4'lK
eo