Pioneer PL-550 User manual

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PL-s50
4.1 PART 1
P.C. Board hblder
821-008
Drive control assembly
PWG-011
Holder
PNW-287
Neon lamp
PEL-019
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B
Pr3xG g
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A
0
NOTE:
Parts indicated in green type cannot be supplied.
P.C. Board holder
821-008
PT3x6
PWR.827 (KUT)
PWR 833 (KCT)
Power transformer
PTT 021 M
PSA4x6 c' e8
s8
Rubber cushion
PEB-037
Screw
KBA 025
PSA3x5
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4.2 PART 2
Operation
PXA.29O
Button unit
PAD 011
Angle
PXT-136
NOTE:
Parts indicated in green type cannot be supplied.
Knob (SPEED ADJ)
PAA OO9
+-:-- 9-N7
button assembl
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7l
@-rwz
Rie'J wire )
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M icroswitch
KSF.O23
PSA3x1 4
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.J%'YJ". l+[ V/@-,*.
tll#" c$t-*^"W*"ii'
tr(ffi PAD-o13 (without assemblv)
EW3 1 ffiI-Push switch (ouarz Lock)
I llll)t^>, rnv-vlo\vvrlr
EW3 *YY
1 &LJ--Push switch (Ouarz Lo
PSG-OO1
ml
# Variable resistor
@"> PCS-oo3
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Steelball--o*
Spring /
PBH.O18
--____\_ \---\ FXT-024
__-__ _-\-_____
Lever unit
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PL-55cl
NOTE:
Parts indieated in green type cannot be supplied.
Tonearm assembly
PPD.559
4.3 PART 3
Screw
PLA-567
Lateral bar
[lfli#''n"' prR.s86
Weight assembly
PXA.58O
EV assembly
PXA-1 65
re
N EV sheet assembly
\ PXA-086
g
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Plate
PLA-154
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: EW3\' Spring
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7 B eprrriili'zo PXA-085
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, pr+xr6 h'\t AS lever
\ f I PNW'071
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SF3x4 ./'p),
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6 -/, :.3\
Pr4x16 e./a
t
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A\ I<D
PT4x16 g \ <,^c
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@l -r
washer 6i i
a 822650 \CIl I
I:l^^. @'
I PBN-004
\ Washer (5) f
\ PBE-004 \E=/ (
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I Ptate unit
]l pir-oa8 Screw
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assembly
Arm rest
PNW.170
Arm rest as
PXA-164
ri$il;F'y a'rx
Washer X ^ pT3x6
PNB-5191Y \4.--
. AH N ,'i,fio,o
PT3x6 6!p e
g Washer
EW3\*I PBH.O23
praxlt\ ,PAR|- , Prate
PN B-527
uam unrt Ew2
PNW-O7O
PT3xG
SF4x5
Arm stand
PXT 524
15

5. NOMENCLATURE OF SCREW. WASHERS AND NUT
The following symbols stand for screws, washers and nuts as shown in exploded view.
Symbol Description Shape
RT Brazier head tapping screw
PT Pan head tapping screw F
BT Binding head tapping screw s:
CT Countersunk head tapping screw F
TT Truss head tapping screw @
ocr Oval countersunk head tapping
screw
PM Pan head machine screw
CM Countersunk head machine
screw F
ocM Oval countersunk head
machine screw F
TM Truss head machine screw F
BM Binding head machine screw
PSA Pan head screw with spring
lock washer
PSB Pan head screw with spring
lock washer and flat washer
PSF Pan head screw with f lat washer
Symbol Description Shape
EW E type washer c
FW Flat washer o
SW Spring lock washer @il
I
NNut @E
WN Washer faced nut @m
rTw lnternal toothed lock washer @
OTW Outernal toothed lock washer tgl
SC Slotted set screw (Cone point) cE}
SF Slotted set screw (Flat point) eEI
HS Hexagon socket headless set
screw @@
ocw Oval countersunk head wood
screw
CW Countersunk head wood screw
RW Round head wood screw
EXAMPLE
T L- tensth in mm ( / )
I diameter in mm (d )
T L-,6i.1ness in mm ( / )
diameter in mm (d )
Symbol
+,
/-r
(Jrj
Symbol
I E:J

6.3 KUTtype POWER SUPPLY ASSEMBLY (PWR-827)
KCT type on page 42.
AC
1sl zSD 234
2SC3?2
2SC3?2
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Parts List
SEMICONDUCTORS
Symbol Description Part No.
o1
Q2
o3
o4
o5
D1
D2
D5
D10
Transistor
Transistor
Transistor
Transistor
Trans istor
Bridge rectifiers
Bridge rectifiers
Zener diode
Diode
25D234
25C372-Y
25C372-Y
25C1 279-S
25C372-Y
PCX-010
PCX-O1 1
wz-061
1 S-1 887
Symbol Description Part No.
R1
R2
R3
R4
R5
R6
R7
RB
R9
R10
R11
R12
R13
Carbon film 47
Carbon f ilm 1.8k
Carbon f ilm 1.8k
Carbon f ilm 5.1k
Carbon f ilm 1Ok
Carbon film 2.7k
Carbon film 4.7k
Carbon film 100k
Metal oxide 5.6k 3W
Carbon film
Carbon f ilm
Carbon f ilm
220k
4.7k
1.8k
RD74PS 47OJ
RD]/4PS 182J
RD%PS 182J
RD%PS 51 2J
RD%PS 1O3J
RD%PS 272J
RD%PS 472J
RD%PS 1O4J
RS3P 562J
RD%PS 224J
RD%PS 472J
Rp%PS 182J
CAPACITORS
Symbol Description Part No.
cl
c3
c4
c5
c6
c7
c8
Myler 0.033 250V
Ceramic 0.01 250V
Electrolytic 47O 50V
Electrolytic 33 35V
Electrolytic 100 25V
Electrolytic 4.1 25OV
Electrolytic 2.2 25V
KCE-009
PCL-021
cEA 471 P 50
CEA 33OP 35
cEA 101P 25
CEA 4R7P 250
CEB 2R2P 25
OTHERS
Symbol Description Part No.
FU1
FU2
FU3
Fuse clip
Fuse 3O0mA
Fuse 8oomA
Fuse 100mA
Heat sink
K91-006
AEK-OOg
PE K-01 3
PEK-01 O
PNS-OO1

PL-E'50
AC 120V
Power switch
Power transformer
PWG-OO8
No.15
PWG-OO8
No.16
PWG-OO8
No.20
25D234 Neon lamp
25C372
25C1279
@p
a+'3

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6.4 POSI TIONAL DETECTOR ASSEMBLY (PWX-OO6)
PWG-011 No.10
PWG-011 No.9
PWG.011 No.3
PWG-011 No.1
PWG-011 No.5
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PWG-011 No.7
PWG-011 No.6
PWG-011 No.11
Parts List
I
ct: (:)
@
O
@
O
I
cta
ilLt
O
@.
O.
I
tra
r-l Lt
Hg
O
6
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t
Hc
8
RESISTORS
Symbol Description Part No.
B 101
R 102
R103
R104
Carbon film
Qprbon film
Carbon film
Carbon film
360
360
360
680
RD74PS 36
RD%PS 36
RD74PS 36
RD%PS 68
J
J
J
J
OTHERS
Symbol Description Part No.
HA
HB
HC
Hall element
Hall element
Hall element
PCX-01 2
PCX-012
PCX-o12