Pioneer PL-44F User manual

()rrloruEER'
ORDER
NO.
ARP-139-O
STEREO
TURNTABLE
PL.44F
MODEL
PL-44F
COMES
IN FOUR
VERSIONSDISTINGUTSHED
AS FOLLOWS:
This isthe servicemanualfor modelPL44F/KU. Forservicing
of the HE,HBandStypes,
please
refer
to the additional
ssrvicemanualon page
25.
For
thecircuit
& mechanismdescription,
please
referto thePL-88F
servicemanual
(ARP-143).
@ manuel d'instructionserefdre
aumode der6glage.enfrangais.
Este
manualdeserviciotratadelm6todo
deajusteescritoenespafrol.
a
a
a
PIC,NEEFI ELECTFICINIC CCIFIPG,FIATICIN a .r, Meeu.o 1-chome, MesuFo-ku. Tokyo 1sB, Japan
PIC,NEEFI ELECTFIC'NICB [UBAI lNC. '1925 E. Dorninguez Sc., Long Beach, tra fo.nra 9OBIO U.S.A.
PfONEEFf ELECTFICINIC IEUFIG,PEI N.\,. Keerbeng aan 1, 2740 eewe.en, Beig um
PfONEEFI ELECTFIEINICB AUATFIALIA PTY. rrE . 1781e4 Ecundany Foad, B.aeside, V ctona 319s, A,usr.atia
FFO AUG. 1982 Printed
in,apan
Tvpo Voltlge Romerka
KU 1
20Vonly U.S.A.
model
HE 22OVsnd240V {Switchable) Europe
model
HB 220Vand240V {Switchabl€} U.K.modol
l1OV,l2OV,22OV
and240V
(Switchable) Generalexport model
CONTENTS
1.SPECTFTCAT|ONS
........
2.
FRONTPANEL
FACILITIES
3. DISASSEMB LY
4.EXPLODEDVIEWS.
.. .. ..
5.PACKING
6,ELECTRICAL PARTSLIST
.
7.P.C. BOARDS
CONNECTION
8.SCHEMATICDIAGRAM
..,
9.ADJUSTMENTS
REGLAGE
AJUSTE.
DIAGRAM
5
10
'll
13
15
18
20
22
ADDITIONALSERVICE
MANUAL
(for
HE,HB,Stypes)
1.SPECIFICAT|ONS...... ..... ... 25
2.CONTRASTOF MISCELLANEOUSPARTS
.., 26
3.
ELECTRICAL
PARTSLIST ,,,.,,. 27
4.SCHEMATICDIAGRAM .... ... .. . 29
5.P.C.BOARDASSEMBLY ..,...., 33

1. SPECIFICATIONS
Motor andTurntable
Drive
System Belt-drive
Motor......... DC
motor
Turntable
Platter
.....280
mmdiam.
aluminum
alloy
die-cast
Speeds 3-1/3 and
ztS
rPm
Wowand
Flutter........ LessthanO.O4SY>
(WRMS)
Signal-to-Noise
Ratio More than
70dB (DlN-B)
(withPioneercartridge
model
PC-3MC)
Tonearm
Type.......... ........Integratedstraightpipearm
PC-3MCSpecifications
Type
.......... ....Movingcoil
type
Stylus
........ 0.5mildiamond
(PN-3
MC)
OutputVoltage............... 2.5mV
(1
kHz,50
mm/s Peakvelocity,LAT)
Tracking
Force,......... 1.7
gto2.3g
(proper2g)
Frequency
Response 101o32,000Hz
Recommended
Load ........50
kA
Weight .........3.lS
2. FRONTPANELFACILITIES
Accessorymechanisms
Full-autofunctions basedon motor speciallydesigned
for
tonearm
Auto disc
sizeselector
(17cm,30 cm)
Arm elevation
mechanism,
deck
synchronization
Built-in
anti-skating
Miscellaneous
Power
Requirements AC120V,60Hz
Power
Consumption .........
13W
Dimensions . 420 (W)
x 98 (H) x 335(D) mm
16-1/2
(W)
x 3-3/4
(Hl
x 14-1/4
(D)
in.
Weight 9 kg/tg lb14
oz
Accessories
Decksynchrocord............ ...........................1
EPAdaptor .........1
Operating
Instructions .............
1
NOTE:
Specifications
anddesign
subjecttopossible
modification
without
notice,duetoimprovements.

o poweR
switch
Pressthis switch to turn the power on and off.
Depressed
( -a I position:
Power
isswitched
ON.
Released( I )position:
Power
is
switched
OFF.
Whenthe POWER
switchissetto ON, thefollowing
swit-
ches
areset
automatically.
ARMELEVATIONswitch
* UP,
MANUAL
ARMSET/CUT
switch
* OFF,
REPEAT
switchr OFF
@ oecr sYNcHRoswitch/indicator
Thisswitch isusedwhenatapedeckhas
beenconnectedto
thisunit using
theaccessorycord.
Depressed
( r ) position:
Foroperations
whicharesynchronizedwith the tape
deck.
Released( .1 )position:
Foroperationswhich are notsynchronizedwith the
tapedeck.
@ SPeeOselector
switch
Thisispressed
sothatthespeedindicatorlightsin line
with
the ratedspeedof the recordwhich is to be played.
"(s|)" lights:
For
playing
33-1/3
rpmrecords.
"(45)" tights:
For
playing
45 rpm records.
@ sranr/sToP switch
o Pressthis switch to start auto play.
r Pressthis switch to stop auto play.
@ operulclosEswitch
o Thisis pressed
to open
andclosethedoorandto bring
out andretracttheslidebase.
r lt isalso
pressed
to stopautoplay.
@ ARM ELEVATIONswitch/indicator(UPl
o Pressthisswitchto startmanual
play.
. Usetheswitchto suspend
record
play
temporarily.
. Usethe switchwhen changingthe tracks
(with manual
playl
duringactual
play.
"UP" indicatorIights:
Thetonearmrises
(the
stylusmoves
away
from the
record).
"UP" indicator
goes
off:
Thetonearm
descends
(the
stylusislowered
ontothe
record).
o rtleruuAL
ARM
SET/CUTswitch
r Pressthisswitchfor manual
play.
o Press
thisswitchto stopmanual
play.
@ nePgnT
switch/indicator
Pressthisswitch
sothattheindicatorlights
for repeat
play.
@ gPadaptor/EP
adaptorholder
Slide
the EPadaptoroverthe platter
shaft
whentherecord
youwant to play
does
not have
a "middle".
Keep
theadaptor
onthe
holderwhen
it isnotinuse.
NOTE:
Make surethat you use the EPadaptor which is supplied with this
unit. Using any other adaptor may invite contact with the
with the result that the stylusmay be damaged.
@ Speedindicators
{frt,45}
Theseindicate
theplatter
speed.
"(33)" lights:
Platteris
rotatingat33-1/3rpm.
"(45)" lights:
Platteris
rotatingat45rpm.
@ Bonnet
@ stidebase
@ Platter
@ nubber
mat
NOTE:
Always use the rubber mat which is supplied with this unit. lJsing
a different rubber mat will change the stylus height and may cause
malfunctions.
@ Plattershaft
@ Tonearm
@ Headshell
@ Cartridge
(PG-3MC)

3. DISASSEMBLY
Rubber
mat
Turntable
platter
Front
panel Belt
Escutcheon
cover
assembly B
- -
Shaft
assembly
D
A

3
2
EXPLODEDVIEWS
EXTERIOR
A
B
C
DI
roe-9
I
&
I
50
12
4
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o,-9
t

65
4
,47 A
63 9l
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62
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tul
tllry
,
)"ll -\6: B
72
8-6
- - --J
l',1,Nir
\
C
75
[--*
I
&
I
50
D
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PartsList
Mark No. PartNo.
NOTES:
o Parts without part number cannot besupplied,
o The I marh found on some component parts indicates the importance of the
cafety factor of the part. Therefore, when replacing, be sure to use
parts of identical
designation.
o For your Parts Stoch Control, the fast mouing iteme are indicated with the
marhs ** and *
** GENERALLY MOVES FASTER THAN *
This clusification shall be adiusted by each distributor becauseit depends on model
number, temperature, humiditY, etc.
Description Mark No, Part No. Description
1.
2.
3.
4.
5.
6.
** 7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
PNA-l70
PP23OPOSOFMC
PNX437
PDZ3OPO6OFZK
PBH-342
PNX436
PSH-007
PNX435
PED.O23
PEB.2O7
PXB-291
PMA3OPOSOFMC
PNX-438
YE25S
PNX44O
PPZ26PO5OFZK
PDZ3OPOSOFMC
PNX.378
PYY.1
15
PBLOOl
PBK-058
PNX439
PNX.387
PSG-024
PXM.I17
PNX449
wA41D065D25
PNX43O
YE3OS
wA31
D054D025
PNX429
YE2OS
PE8-206
PNX442
PBA.I
12
PEB.205
PNR-174
PEB-183
PEB-172
PDZ3OPOSOFMC
PNX.45O
PXB.263
PNX424
GL-gPG12
PNY.O26
PNX.441
Bonnet
Screw
Driving
leverrack
Screw
Spring
Gear
(F)
Slide
switch
Slider
Rubbercushion
Rubber
Escutcheoncoverassembly
Screw
Doorholder
(L)
Washer
Pulley
Screw
Screw
Front
door
Door
holder
assembly
Wire
Spring
Door
holder
(R)
Pknob
Power
switch
Motor
Motor
pulley
Flatwasher
Gear
(E)
Washer
Flatwasher
Gear
(D)
Washer
Belt
45adaptor
Screw
Rubber
matassembly
Turntable
platter
Belt
Rubber
cushion
Screw
Wire
guide
Slidebasecoverassembly
Roller
LED
Cover
(KU Typel
Cover
(HE.HB,S
Typesl
61
.
62'
63.
64.
[, 6s.
66.
67.
68.
69.
** 70.
PEB.2O8
PBH.335
PBA.140
PNX.434
PNX-433
PNX432
PNX431
PNC-251
PNX.428
PNX.426
PNX-231
PNC-253
PDGO4O
PXB-294
PMZ3OPlSOFMC
PEC-048
PBA.138
PSHOO9
* * 46. PYY-I14
47. PDZ3oPo8oFMC
48. PXB274
49. PE8-209
50. PBA-141
Motorassembly
Screw
Shaft
assembly
Damperrubber
Screw
(B)
Damper
rubber
Spring
(A)
Screw
(A)
Lockleverroller
Locklever
Lockplate
Lowering
rack
Slide
rail
Sliderail
rack
Retainer
Steel40
Steel60
Gear
Railcover
Power
cordasembly
PUcord
assembly
Screw
Strainrelief
(Power
cord)
Screw
Slideswitch
Strain
relief
(PU
cord)
Stopper
(Rubber)
Screw
Power
transformer
(
120V)
Functionassembly
Screw
Screw
Rollerangle
assembly
Front
panel
(B)
Lens
(A)
DSknob
EVknob
Knob
spring
O/C
knob
unit
S/Sknobunit
Operation
panel
Panel
holder
Screw
Rubbercushion
Lamp
cover
51.
52.
53.
54.
55.
56.
57.
58.
59.
60.
**
**
** 26.
27.
24.
29.
30.
31.
32.
33.
34.
35.
**
36.
37.
** 38.
39.
40.
41
.
42.
43.
* 44.
45.
A
71. PECOs1
72. PECO73
73. PMA4OPO6OFMC
* 74. PTT-154
75. PNX-076
76. PDZ30P100FMC
77. PDZ30P060FMC
78. PXB-278
79. PNX-402
80. PNX-413
81. PNX-386
42. PNX410
83. .
PBH-328
84. PAD-105
85. PAD-I06
86. PNX404
47. PNX407
88. PBA-125
89. PEB-184
90. PNX-425

Mark No. Part No. Dorcription Mark No, Part
No. Description
,A
4.2 TONEARM
Parts
List
Mark No. Part No.
Screw
Jack
Screw
Control
assembly
Powersupplyassembly
Regulator
assembly
Connector
assembly
Screw
Screw
Connector
assembly
Connector
assembly
Connector
assembly
Connector
assembly
Screw
Connector
assembly
D6cription
106. PXB-291
107. PLB-l76
108. WA31D054D050
109. PEB-236
PEB.2O9
201.
202.
203.
204.
205,
206.
207.
2@.
209,
210.
211.
212.
213.
No. PartNo,
Escutcheoncoverasembly
Caller
Flatwasher
Damperrubber
(E)(KU)
Damper
rubber
Railstopper
Angle
unit
Gearbaseassembly
Gear
baseunit
Photo
transistorassembly
LED
assembly
Roller
plate
Floatbase
Shaft
Plate
Baseunit
Rubber
Frontpanel assembly
Description
91. tPZ30P100FMC
92. PKNOo1
93. tDZ30P060FMC
94. XWM-133
95. XWR-039
96. XWX-127
97. PDE-l80
98. PBA-126
99. PBA-146
100. PDE-174
101. PDE-I76
102. PDE-178
103. PDE-179
104. PMZ30P040FMC
105. PDE-I75
Mark
1. PXB-275
2. PNX443
3. tPZ30P0B0FMC
4. PNX-422
5. PDE-179
* 6. PXT477
7. PBH-332
8. PDA-O24
9. XWXOg3
10. PBH-330
11. YS4OFBT
12. PBH-326
13. YE50S
14. XWX-092
15. ZMK4OHlOOFBT
16. PNX415
17. PNX423
** 18. PEB-185
19. PPZ30P050FMC
20. PNC-244
21. PBK-057
22. PNX-398
23, YE30S
24. PNX-416
25. PED-O22
Cam
assembly
Adjustlever
Screw
Resetlever
Connectorassembly
EV
sheet
unit
Mutinglever
spring
PU
leadwire
Muting
assembly
Set
spring
Washer
EV
spring
Washer
Sensingassembly
Screw
Tonearmbase
Mutinglever
Belt
Screw
Holder
Plate
spring
Lead
in ratch
Washer
E-3
Driving
plate
Cushion
PNX.396
PNX.395
PNX.394
PMZ2OPOIOFMC
PBA.138
PSH-OO7
PNW.392
PXM.116
PSH-004
PBH-329
YS4OS
PBE-019
WB4OFMC
PMD4OP06OFMC
PBH-331
PXB-276
PPD.630
PNR.532
ZMKSOHl
OOFBT
PBA-537
PBH.344
PEO-O24
PXT.485
Gear
(C)
Gear
(8)
Gear
(A)
Screw
Screw
Slideswitch
Motor
pulley
Motor
Slideswitch
ASspring
Washer
PUspringwasher
Flatwasher
ScrewM4X 6
PU
plate
spring
PU
plate
assembly
Tonearmassembly
Weight
Screw
Cartridgemountingscrew
Spring
Cushion
Baseunit
Baseassembly
PU
plate
Rollerstopper
Roller
Cam
26.
27.
28.
29.
30.
** 31.
** 32.
** 33.
** 34.
35.
36.
37.
38.
39.
40.
41,
* 42.
* 43.
44.
45.
46.
47.
48.
101.
102.
103.
104.
105.

fr'
fll tI
t4 l5
S-et !'
30
I
8
.L
3t_p
t9_g
,*4
g
32\

5. PACKING
PartsList
M.,k No. P.rt No, D.rc.iption
6. PNX45I Tonearmholder
7. PNX452 Spacer
8. PBA-'141 Screw
(Bl
9. |PZ40P250FMC Screw
10. PMZ4e160FMC Screw
1. PNX442
2. PRB-219
3. PHHO14
4. PHA-146
5. PHA-147
45 adaptor
Operating
instructions
Packingcas6
Protector
(F)
Protsctor
{R)
Screw
Tapedecksynchrocord
Spac€r
(A)
Notopaper
Notepaper
Not€paper
11. tPZ3oP120FMC
12. PDE-I57
13. PNX4?4
14. PRW-O96
15. PRW-098
16. PRW-I03
n-'-v
la=
-.-\-{'
<7