Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer Audio pl_44f_arp_139_0_261
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()rrloruEER'
ORDERNO.
ARP-139-O
STEREOTURNTABLE
PL.44F
MODEL PL-44FCOMESIN FOUR VERSIONSDISTINGUTSHED FOLLOWS:
AS
Tvpo Voltlge Romerka
KU 120V only U.S.A.model
HE 22OV snd 240V {Switchable) Europemodel
HB 220V and 240V {Switchabl} U.K. modol
l1OV, l2OV,22OVand 240V (Switchable) Generalexport model
This is the servicemanual for model PL44F/KU. For servicing the HE, HB and S types, please
of refer
to the additional ssrvicemanualon page25.
a For the circuit & mechanism please
description, manual(ARP-143).
referto the PL-88Fservice
a @ manueld'instruction se refdreau mode de r6glage. frangais.
en
a Estemanualde serviciotrata del m6todo de ajusteescritoen espafrol.
CONTENTS
F
1.SPECTCAT|ONS ..... ... A D D I T I O N A L E R V I C E A N U A L f o rH E ,H B , t y p e s )
(
S M S
2 . F R O N T A N E LF A C I L I T I E S
P 1.SPECIFICAT|ON... ...S ..... ... 25
3. DISASSEMB LY 2 . C O N T R A SO F M I S C E L L A N E O U S R T S. . , 2 6
T PA
4 . E X P L O D EV I E W S... . . . .
D 5 3. ELECTRICAL RTS ISTPA L ,,,.,,. 27
5. PACKING 10 4. SCHEMATIC AGRAM DI . ... ... .. . 29
6 , E L E C T R I C A P A R T SL I S T.
L 'll 5. P.C. OARD SSEMBLY
B A ..,...., 33
7 . P . C .B O A R D S O N N E C T I OD I A G R A M
C N 13
8 . S C H E M A T ID I A G R A M . ,
C . 15
9. ADJUSTMENTS 18
REGLAGE 20
AJUSTE. 22
PIC,NEEFI ELECTFICINIC CCIFIPG,FIATICIN a .r, Meeu.o 1-chome, MesuFo-ku. Tokyo 1sB, Japan
PIC,NEEFI ELECTFIC'NICB lNC. '1925 E. Dorninguez Sc.,
[UBAI 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 P r i n t e di n , a p a n
1. SPECIFICATIONS
Motor and Turntable Accessory mechanisms
DriveSystem Belt-drive Full-auto functions based on motor speciallydesignedfor
Motor......... D Cm o t o r tonearm
Turntable Platter.....280 mm diam. aluminumalloy die-cast Auto disc size selector(17 cm,30 cm)
Speeds 3-1/3 and ztS rPm Arm elevationmechanism, deck synchronization
W o w a n dF l u t t e r . . . . . . .
. L e s s h a n O . O 4 S YW R M S )
t (> Built-in anti-skating
Signal-to-Noise Ratio More than 70 dB (DlN-B)
(with Pioneer
cartridge model PC-3MC) Miscellaneous
P o w e rR e q u i r e m e n t s AC120V,60Hz
Tonearm Power onsumption
C . . . . . . . . .1 3 W
Type .......... . . . . . . . .I n t e g r a t es t r a i g h t p i p e a r m
d Dimensions . 420 (W) x 98 (H) x 335 (D) mm
1 6 - 1 / 2( W ) x 3 - 3 / 4 ( H l x 1 4 - 1 / 4( D ) i n .
PC-3MC Specifications Weight 9 kg/tg lb 14oz
Type .......... . . . . M o v i n g o i lt y p e
c
S t y l u s. . . . . . . . 0 . 5m i l d i a m o n dP N - 3 C )
( M Accessories
OutputVoltage............... 2.5mV D e c ks y n c h r o o r d . . . . . . . . . . . .
c ...........................
1
(1 kHz, 50 mm/s Peakvelocity,LAT) E PA d a p t o r ........1
.
T r a c k i n g o r c e, . . . . . . . . .
F 1 . 7g t o 2 . 3 g ( p r o p e r 2 g ) O p e r a t i n gn s t r u c t i o n s
I .............
1
Frequency Response 101o32,000 Hz NOTE:
Recommended ad Lo . . . . . . . .5 0 k A Specifications designsubject to possiblemodificationwithout
and
Weight . . . . . . . .3 . l S
. notice, due to improvements.
2. FRONT PANEL FACILITIES
o poweR switch o rtleruuALARM SET/CUT
switch
Pressthis switch to turn the power on and off. r Pressthis switch for manualplay.
Depressed( -a I position: o Pressthis switchto stop manualplay.
Power is switched ON.
Released( I )position: @ nePgnT switch/indicator
Poweris switchedOFF. Pressthis switch so that the indicatorlights for repeatplay.
When the POWERswitch is set to ON, the following swit-
chesareset automatically. @ gP adaptor/EP adaptor holder
ARM ELEVATION switch* UP, MANUAL ARM SET/CUT Slide the EP adaptorover the plattershaft when the record
switch * OFF, REPEAT switch r OFF you want to play does not have a "middle".
Keepthe adaptoron the holderwhen it is not in use.
@ oecr sYNcHRo switch/indicator
This switch is used when a tape deck has been connectedto NOTE:
Make sure that you use the EP adaptor which is supplied with this
this unit usingthe accessory cord.
unit. Using any other adaptor may invite contact with the
Depressed( r ) position: with the result that the stylus may be damaged.
For operations which are synchronized with the tape
deck.
@ Speed indicators {frt,45}
Released( .1 )position:
Theseindicatethe platterspeed.
For operations which are not synchronized with the
tape deck. "(33)" lights:
Platteris rotatingat 33-1/3 rpm.
@ SPeeOselectorswitch "(45)" lights:
This is pressed that the speedindicatorlights in line with
so Platteris rotatingat 45 rpm.
the rated speed of the record which is to be played. @ Bonnet
"(s|)" lights:
For playing33-1/3 rpm records. @ stide base
"(45)" tights:
For playing45 rpm records. @ Platter
@ sranr/sToP switch @ nubberm at
o Pressthis switch to start auto play. NOTE:
r Pressthis switch to stop auto play. 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.
@ operulclosEswitch
o This is pressedto open and close the door and to bring @ Platter shaft
out and retractthe slide base.
r lt is also pressed stop auto play.
to @ Tonearm
@ ARM ELEVATIONswitch/indicator (UPl @ Headshell
o Pressthis switch to start manualplay.
. Use the switch to suspendrecordplay temporarily. @ Cartridge (PG-3MC)
. Use the switch when changingthe tracks (with manual
playl duringactualplay.
"UP" indicatorIights:
The tonearmrises(the stylus movesaway from the
record).
"UP" indicatorgoesoff :
The tonearmdescends (the stylus is loweredonto the
record).
3. DISASSEMBLY
A
Escutcheon
assembly
cover
B
- -
Rubbermat
Turntable platter
Front panel Belt
Shaft assembly
D
2 3
EXPLODEDVIEWS
EXTERIOR
A
B
C 4
=gd"
D
I
roe-9 o,-9
t
I
&
I
50
-l5
1 2
4 5 6
,47
A
63 9l
62
/ / eg
d/,/
4l
tul -\6:
73---{ l
tllry , 72
B
)"ll
+o\
A\
C
t*-d-'
|
)'b,l 1)'f l
'o |
l',1,Nir
9
\
./go \ 75
-/ 8.3 \
[--*
D
,on-@o*$E- s2
8-6
&
I
@_53 - - --J
I t
50
4 5 6
NOTES:
o Parts without part number cannot be supplied,
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 because it depends on model
number, temperature, humiditY, e tc.
PartsList
Mark No. Part No. Description Mark No, Part No. Description
1. PNA-l70 Bonnet * * 46. PYY-I14 Motor assembly
2. PP23OPOSOFMC Screw 47. PDZ3oPo8oFMC Screw
3. PNX437 Driving leverrack 48. PXB274 Shaft assembly
4. PDZ3OPO6OFZK Screw 49. PE8-209 Damperrubber
5. PBH-342 Spring 50. PBA-141 Screw(B)
6. PNX436 G e a r( F ) 5 1. PEB.2O8 Damperrubber
** 7. PSH-007 Slideswitch 52. PBH.335 Spring(A)
8. PNX435 Slider 53. PBA.140 Screw(A)
9. PED.O23 Rubbercushion 54. PNX.434 Lock leverroller
10. PEB.2O7 Rubber 55. PNX-433 Lock lever
11. PXB-291 Escutcheoncoverassembly 56. PNX432 Lock plate
12. PMA3OPOSOFMC Screw 57. PNX431 Loweringrack
13. PNX-438 Door holder(L) 58. PNC-251 Sliderail
14. YE25S Washer 59. PNX.428 Slide rail rack
15. PNX44O Pulley 60. PNX.426 Retainer
16. PPZ26PO5OFZK Screw 6 1. Steel40
17. PDZ3OPOSOFMC Screw 62' Steel 60
18. PNX.378 Front door 63. PNX-231 Gear
19. PYY.1 5
1 Door holderassembly 64. PNC-253 Railcover
20. PBLOOl Wire [, 6s. PDGO4O Powercord asembly
2 1. PBK-058 Spring 66. PXB-294 PU cord assembly
22. PNX439 Door holder(R) 67. PMZ3OPlSOFMC Screw
23. PNX.387 P knob 68. PEC-048 Strain relief (Powercord)
** 24. PSG-024 Powerswitch 69. PBA.138 Screw
** 25. P X M . I1 7 Motor ** 70. PSHOO9 Slideswitch
** 26. PNX449 Motor pulley 71. PECOs1 Strainrelief(PUcord)
27. wA41D065D25 Flat washer 72. PECO73 Stopper(Rubber)
24. PNX43O G e a r( E ) 73. PMA4OPO6OFMC Screw
29. YE3OS Washer A * 74. PTT-154 Powertransformer( 120V)
30. wA31 D054D025 Flat washer 75. PNX-076 Function assembly
31. PNX429 Gear(D) 76. PDZ30P100FMC Screw
32. YE2OS Washer 77. PDZ30P060FMC Screw
** 33. PE8-206 Belt 78. PXB-278 Rollerangleassembly
34. PNX442 45 adaptor 79. PNX-402 Front panel(B)
35. P B A . I1 2 Screw 80. PNX-413 Lens(A)
36. PEB.205 Rubber mat assembly 81. PNX-386 DS knob
37. PNR-174 Turntable platter 42. PNX410 EV knob
** 38. PEB-183 Belt 83. . PBH-328 Knob spring
39. PEB-172 Rubbercushion 84. PAD-105 O/C knob unit
40. PDZ3OPOSOFMC Screw 85. PAD-I06 S/S knob unit
4 1. PNX.45O Wireguide 86. PNX404 Operationpanel
42. PXB.263 Slidebasecoverassembly 47. PNX407 Panelholder
43. PNX424 Roller 88. PBA-125 Screw
* 44. GL-gPG12 LED 89. PEB-184 Rubbercushion
45. PNY.O26 Cover(KU Typel 90. PNX-425 Lamp cover
PNX.441 Cover(HE.HB,STypesl
Mark No. Part No. Dorcription Mark No, Part No. Description
91. tPZ30P100FMC Screw 106. PXB-291 Escutcheon coverasembly
92. PKNOo1 Jack 107. PLB-l76 Caller
93. tDZ30P060FMC Screw 108. WA31D054D050 Flat washer
94. XWM-133 Control assembly 109. PEB-236 Damper rubber(E) (KU)
,A XWR-039 Powersupplyassembly
95. PEB.2O9 Damperrubber
96. XWX-127 Regulatorassembly 201. Rail stopper
97. PDE-l80 Connectorassembly 202. Angleunit
98. PBA-126 Screw 203. Gearbaseassembly
99. PBA-146 Screw 204. Gearbase unit
100. PDE-174 Connectorassembly 205, Phototransistorassembly
101. PDE-I76 Connectorassembly 206. LED assembly
102. PDE-178 Connectorassembly 207. Rollerplate
103. PDE-179 Connectorassembly 2@. Float base
104. PMZ30P040FMC Screw 209, Shaft
105. PDE-I75 Connectorassembly 210. Plate
211. Baseunit
212. Rubber
213. Front panelassembly
4.2 TONEARM
PartsList
Mark No. Part No. D6cription Mark No. Part No, Description
1. PXB-275 Cam assembly 26. PNX.396 Gear(C)
2. PNX443 Adjust lever 27. PNX.395 Gear(8)
3. tPZ30P0B0FMC Screw 28. PNX.394 Gear(A)
4. PNX-422 Resetlever 29. PMZ2OPOIOFMC Screw
5. PDE-179 Connectorassembly 30. PBA.138 Screw
* 6. PXT477 EV sheetunit ** 31. PSH-OO7 Slideswitch
7. PBH-332 Muting leverspring ** 32. PNW.392 Motor pulley
8. PDA-O24 PU leadwire ** 33. PXM.1 6
1 Motor
9. XWXOg3 Muting assembly ** 34. PSH-004 Slideswitch
10. PBH-330 Set spring 35. PBH-329 AS spring
11. YS4OFBT Washer 36. YS4OS Washer
12. PBH-326 EV spring 37. PBE-019 PU springwasher
13. YE50S Washer 38. WB4OFMC Flat washer
14. XWX-092 Sensingassembly 39. PMD4OP06OFMC ScrewM4 X 6
15. ZMK4OHlOOFBT Screw 40. PBH-331 PU plate spring
16. PNX415 Tonearmbase 41, PXB-276 PU plate assembly
17. PNX423 Muting lever * 42. PPD.630 Tonearmassembly
** 18. PEB-185 Belt * 43. PNR.532 Weight
19. PPZ30P050FMC Screw 44. ZMKSOHl OOFBT Screw
20. PNC-244 Holder 45. PBA-537 Cartridgemountingscrew
21. PBK-057 Platespring 46. PBH.344 Spring
22. PNX-398 Lead in ratch 47. PEO-O24 Cushion
23, YE30S Washer E-3 48. PXT.485 Baseunit
24. PNX-416 Drivingplate
25. PED-O22 Cushion 101. Baseassembly
102. PU plate
103. Rollerstopper
104. Roller
105. Cam
fr'
t
I
fll t4 l5
t9_g
,*4
S-et
!'
30
I
8
.L
3t_p
32\
g
5. PACKING
n-'-v
la=
-.-\-{'
<7
PartsList
M.,k No. P.rt No, D.rc.iption
1. PNX442 45 adaptor
2. PRB-219 Operatinginstructions
3. PHHO14 Packingcas6
4. PHA-146 Protector (F)
5. PHA-147 Protsctor {R)
6. PNX45I Tonearm holder
7. PNX452 Spacer
8. PBA-'141 Screw(Bl
9. |PZ40P250FMC Screw
10. PMZ4e160FMC Screw
11. tPZ3oP120FMC Screw
12. PDE-I57 Tapedeck synchrocord
13. PNX4?4 Spacr(A)
14. PRW-O96 Noto paper
15. PRW-098 Note paper
16. PRW-I03 Not paper
6. ELECTRICALPARTS LIST
NO?ES:
o When ordeing resistors, first convert resistance ualues into code form as shown in
the following examples.
Ex. 1 When there are 2 effectiue digits (any digit apart from O), such u 560 ohm
and 47h ohm (tolerance is shown by J=ift, and K=10%).
560fj" 56 x 10t 561 . .. . . RD%PS Eltr[n J
47kn 47x103 473..... R D % P S E A E ] , t Jj
r
0.5a 0R5 . . . .. . RN2H @IBE, K
Isl 010 .. . . .. Rs.lP nEJ,@ K
Er. 2 lllhen there are 3 effective digits (such u in high precision metal film
resistots).
5.62h{r 562 x lot 5621 . . . . RN%SR 6@AA F
c The f mark found on some cotnponent parts indicates the importance of the
safety factor of the part. Therefore, when replacing, be sure to use parts of
identical designation.
o For your Parts Stoch Control, the fast moving items are indicated with the
marks ** and *
** GENERALLY MOVES FASTER THAN *
This clasification shall be adjwted by each distributor because it depends on
model number, temperature, humidity, etc.
Miscellaneous
Parts CONTROLASSEMBLY(XWM-llB)
P.C. BOARD ASSEMBLY CAPACITORS
Mark Part No. Symbol & Description Mark PartNo, Symbol & Description
XWM-133 Controlassembly c E A 1 0 0 M1 6 L C 6 , C ' t 1C 1 4
,
A XWR-039 Powersupplyassembly cEA 1RoM50L C8.Cl0,C15
XWX-127 Regulator
assembly CKDYF104250 C13
PWX-076 Functionasembly c K D Y F 1 0 3 25 0 C7,C16,C17
LED assembly cszA 6R8K 16 c12
LED assembly A RESISTORS
Photo Transistor
assembly NOTE:When ordering resistors, conuert the resistance ualue
XWX-092 Sensingassembly into code form, and then rewrite the part no. as before.
XWX-093 Muting assembly
*LED assembly composed LED assembly Photo transistor Mark Part No' Symbol & Description
is of A,
assembly. * PCP-075 VR'l ixed
Semi-f
* PCP-069 VR2 Semi-f
ixed
S W I T C HS E M I C O N D U C T O R
, * PCP-067 VR3 Semi-f
ixed
Mark Part No. Symbol & Description RS1PF151J R1O
RS2HSFB33OJL R15
a * * PSG-024 Power switch
* * PSH-oog Slide switch RGSD8X472J R23
* * PSH-OO7 Slide switch RN%PRl5O3F R7
* * PSH-004 Slide switch RD',/4PM
ntrtrJ B3-R6, R9, Rl1-R14, R16-R22,
* GL-9PG12 LED R 3 0 ,R 3 1 ,R 3 3 - R 4 3
RNz+PR 1503F R7
MOTORSOTHERS
, R N 7 4 P RR 7 F
4 832
Mark Part No. Symbol & Description
* * PYY-I14 Motor assembly (Phono)
* * PXM-116 Motor (Tonearm)
* * PXM-117 M o t o r( S l i d e a s e )
b
A * PTT-154 Powertransformer
A PDG-040 Powercord assembly
SEMICONDUCTORS REGULATOR (XWX-127)
ASSEMBLY
Mark Part No. Symbol & Dercription Mark Part No. Symbol & D$ctiption
** 846109 rc3 * NJM7815A lc1
** 8A6208 tel PDE.177 Connector(3P)
** PD2003 tc5
** M884001B rc6 OPERATIONASSEMBLY (PWX.O76}
*t 2SC1815 01, 04, 05. 07, 08, ol 0, 01 1
(2SC2458) RESISTORS
SWITCHES,
(2SC945) NOTE:When ordertng resisfors, conuert the resistanceualue
into code form, and then rewrite the part no. as before.
** 2SC945-P 02
** 2SC1959 o3 Mark Part No. Symbol & Description
r* 2sc1815-Y 09 t r PsG-038 s1-s5
t 82-061 D2
i r PsG-039 s6,s7
* RD3.6EB D3
RD%PM DtrJ
N R25-R27
* 152473 D4, D5 SEMICONDUCTORS,
OTHERS
{1S1555)
* 1S1885 D6 Mark Part No. Symbol & DGcription
* 152473 07 t GL.gPR2 D9, Dl 1
* vD1222 D12, Dl3 * GL.9NG12 Dl0
PNX454 LED holder(C)
OTHER
PNX-446 LED holder{B}
Mark Pan No, Symbol & Description PDB.181 (14P)
Connectorassembly
PKN.OOl
LED ASSEMBLY
Mark Part No. Symbol & Dercription
POWERSUPPLY ASSEMBLY (XWR-039}
PDE.182 assen{oly
Connector
CAPACITORS
Mark Part No. Symbol & Description
LED ASSEMBLYA
PCL-O40 c1 Symbol & Deccription
-
Mark Part No.
C E A4 7 1 M 3 5 L c2
CEA 1ROMsOL c3 RD1/1PM271J R28, R29
CEA R47M sOL c4, c5
PHOTO TRANSISTORASSEMBLY
RESISTORS
Mark Part No. Symbol & Description
Mark Part No. Symbol & Description
** PH101 06
RSlHSFB22OJL R1 *LED assemblyis composedof LED assemblyA, Photo transistor
R S 2 P F 1J
51 R2
assembly.
SEMICONDUCTORS
Mark PartNo. Symbol & Description SENSINGASSEMBLY (XWX.Ogz}
Mark Part No. Symbol & Description
** NJM78MOsA tc2
r Pcx-010 D1 * pcx3t Cds
(wL{2) * * PEL-0/IB Lamp
PNX-302 Lamp holder
LAMP, OTHER PDE.1 6
7 Connectorassembly
Mark PartNo. Symbol & Description
MUTING ASSEMBLY(xwx-093)
* * PEL-051 L1 Lamp
Mark Part No. Symbol & Deccription
PNY{ff) Lampholder
* * PSG-043 513 Pushswitch
PDF.145 G N Dw i r e
I
E17. P.C. BOARDS CONNECTIONDIAGRAM
2 3
S IZI:POWER
A st4
POWER SUPPLY Ass'y
(xw R -o 3 e )
AC t20V
6OHz
CONTROL Ass'y
(xwM- t33)
tc8 0ro Q9 Qil
REGULATOR
Ass'y (XWX- | 27)
PHOTO
TRANSISTOR Ass'y
LOADING
MOTOR
END
LED Ass'y L---------J (xw
2 3
*'f
4 5 6
MUTING Ass'y
A
58:UP 59:RESET
tc5
B
Ct
FUNCTION Ass'y
NO Ncl
------o
fl
ARM MOTOR (l
ll
st2:
END SENSOR Ass'y
(xwx-o92)
5
1 2 3
8. SCHEMATIC DIAGRAM
r{c No r{c NO
sil : PsH-oo9
stl si2
Sl2: PSH-OO? cLosE0 OPEN
3-3
IC6, Q9-ll R35 r50k
S T OP
PHOTO 33r
TRANSISTORAss'y
(2/21
R33 09
r5l -
I
MOTORDRIVER
rc4
I I 3''1" LEAO LEAD
,,H,, rN ,,L,.
GNO t{c z our
2 2
I N P U TA
LOAOING
MOTOR 3
Vu I INPUTB
PXM-il7 IC3
L_________i 4 4 s"L" LoAo{rG 1i" LoADt}rG
B F IN
NC
GiID
OUT IN
6
RIN
7 7
OUTPU A
T
Q7,8
8 I DECK SYNCHRO
vcc 2 O U T P U TB
9 Ril too Rrz 3.91
9
Vzz NC
I to
V@r 2
DECK
SYNCHRO
QI,2 END DETECTOR
t-
END SENSER 4."'y L
x wx-092
iiF-r
il(
"f
t
- l--- RES
L___j - st4
s 1 4P o w E R
:
PSG-O24
PSH
2{ r, "rr- rse
f--------1 REGULATOR ! D
Y0l
,.,t1
IN J M 7 8 r 5 a
;
D __ _-J
ct I pcL-o4o Dl PCX-OtOorWL-O2
IC2 NJM78MOSA
EV 55nA
FOR DISC
DETECTOR
7.2
REGULATORAss'v
xwx-127
Ll: PEL-05 t
SWITCHES
P O W E R U P P L YA s s ' y X w R - O 3 9 A
S SI OPEN CLOSE ON
AC POWERCORD
P0G-040 START STOP ON
s3 ARM ELEVATION ON
A
A Cr 2 0 V
s4 R E P EA T ON
5C MANUAL ARM sET ON
60Ht
1 2 3
I
I
I
4 5 t^l
OI
NOTE:
:#":H
i
I
XwM - 133
t2 I C o N T R O LA s s ' y A
vRI PCP-O75 D2 82-06i D6 t S r 8 8 5 IC 3 BA6rO9
vR 2 P C P - O 6 9 D3 R D 3 . 6 E B Dt?,i3 VDt222
R39 IC4 8A6208
vR 3 P C P- 0 6 7 D4,5,7 152473
It IC 5 PO2003
I C 6 M 8 8 4 0 0 1B
t5
/50 -l Q r , 4 , 5 , 7 ,I , t O , r 1 F U N C T I O NA s s ' y
I 2SCt8r5
|
I
OPENSW
,. s CoNTROL
2A
Q2
Q3
25C945
zSCl959
Q9 2SCr815
!-
cLosED sw xrt | ' 1 " r . u. . o *
t3ro",
UP SW
l .ro"
ti""
4 25
I .rruo.o*
REST SW O/C KEY
LOAOING
IN
5
ARM CW
24
S/S KEY
l'l."ro,
6
ARM CCW EV KEY
23 I'lo"ro.-o., ,r,
7 22
LOAo CW REP KEY
I 2l
LOAo CCW MAI{ KEY
9 20
SYNCHRO SPEEO
D 9 ,t 1
to t9 G L -9 P R 2
PHONO ENO IN
Dro
t8 GL.9NG12
otsK tN
12 EV UP t7
LED INT
s6 : oEcK
tf, _ t6 SYNCHRO
MANUAL RST
t4 t5
GNO REP LEO
t-12 | | llsT 57 : SPEEo
v R 2 : S P E E o A O J ( 3 3 r p m)
vR3: SPEE0 AoJ(45rpo)
sr-5 PsG-038
a
vR3
s6,7 PSG-O39
PXM-il6
2t- B
I
ilo
ARM MOTOR s8 I
UP
P SH - O O 4
L-
1. RESISTORS:
lndicatedin a,%W,'/aW,t5%tolerance un16 otheMi$
M : M ' , , ( F ) : : l % , ( G ) : x 2 % ,l K l : 1 1 0 % ( M l ; t 2 0 % t ,
pse'occ 1- i'ii" 2. CAPACITORS:
Indicated capacity(!F)/voltage
in otheMis n
{V) unless
Indication without voltage is 50V except elctrolytic
270
II
PHIOl R 3. VOLTAGE
PU
(V)
coR0
L"-t"b:" _j L-t't-t]rr-:i
PHOTO
I r DC voltage at no input signal
LED Ass'y 4. OTHERS:
T R A N S I S T O R s s ' y( 1 / 2 1
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