Pioneer-PL88F-tt-sm电路图 维修手册.pdf

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1、CONTENTS 1. SPECTF|CAT|ONS . 2 2. FRONT PANEL FACILITIES . . . . . . , . . . . . . . 3 3. DISASSEMBLY 5 4. EXPLODED VIEWS. . 6 5. PACKTNG . . . . . 13 6. P.C. BOARDS CONNECTION DIAGRAM . . 14 7. SCHEMATIC DTAGRAM . 17 8. ELECTRICAL PARTS. .20 9. ADJUSTMENTS . . . . . 23 (!)rqoNEEn ORDER NO. ARP-141-

2、0 nEolnce .30 AJUSTE. .37 ADDITIONAL SE RVICE MANUA._ (For KC, HE. HB, S, S/c types) 1. SPEC|F|CAT|ONS . . . . . . .45 2. CONTRAST OF MISCELLANEOUS PARTS . . 47 3. ELECTRfCAL PARTS L|ST . 47 4. SCHEMATIC DIAGRAM (KC,HE,HB,S,S/G TYPES) . 49 5. P.C. BOARD ASSEMBLY . . . 52 STEREO TURNTABLE PL-AAF MODE

3、L PL8F COMES IN SIX VERSIONS DISTINGUISHED AS FOLLOWS: . This is the service manual for model PL-88F/KU. For servicing of KC,HE,HB.S and S/G types, pleae refer to the additional service manual on page 45, . For the circuit .50;i*1il-l Tracking Force . 1.7 gto239 (proper2g) Frequency Response 10 to 3

4、5,000 Hz Recommended Load 50 ko Accessory mechanisms Auto lead-in, auto return, auto cut, repeat Arm elevation, program search Play Index play, manual play, manual location Skip, auto disc size selector Deck synchro, record detection Built-in anti-skating Miscellaneous Power Requirements AC120 V,60

5、Hz Power Consumption . 21W Dimensions .420 (W) x 98 H) x 335 (D) mm 16-112 (W)x 3-3/a (H)x 13-114 (D) in. Weight . 10.3 kg/221b 11 oz Accessories EP Adaptor . 1 Deck synchro cord . . 1 Operating Instructions . 1 NOTE: Specifications and design subject to possible modification without notice, due to

6、improvements. RadioFans.CN 收音机爱 好者资料库 2. FRONT PANEL FACILITIES o poweR switch Press this switch to turn the power on and off. Depressed ( - ) position: Power is switched ON. Released( r )position: Power is switched OFF. When the POWER switch is set to ON, the following swit- ches are set automatica

7、lly. ARM ELEVATION switch - UP. MANUAL ARM SET/CUT switch -+ OFF, REPEAT switch -+ OFF, SPEED selector switch -+ 33 oecr sYNcHRo switch/indicator This switch is used when a tape deck has been connected to this unit using the accessory cord. Depressed ( - ) position: For operations which are synchron

8、ized with the tape deck. Released( I )position: For operations which are not svnchronized with the tape deck. naaruuAl ARM SET/CUT switch r Press this switch for manual play. o Press this switch to stop manual play. SPeeO selector switch This is pressed so that the speed indicator lights in line wit

9、h the rated speed of the record which is to be played. (33) lights: For playing 33-1/3rpm records. (45) lights: For playing 45 rpm records. SflP swatch r When this switch is pressed during play, the play of the current track is suspended and the stylus starts playing the next track. o When the switc

10、h is pressed during programmed play, the play of the current track is suspended and the stylus moves on to the next track programmed and starts playing that track. STOP switch/ARM LOCATE switch/ indicator ( ) ) o Press to stop auto play. r Press when moving the tonearm toward the right (in the direc

11、tion of the outside of the record) during manual play. o Press this switch to release the program function. o RadioFans.CN 收音机爱 好者资料库 O START switch/ARM LOCATE switch/ indicator ( ) o Press to start automatic or programmed play, r Press when moving the tonearm toward the left (in the direction of th

12、e inside of the record) during manual play. o When the switch is pressed during actual play whether automatic, programmed or index), a return is made to the first track (or the first programmed track with programm- ed play) and play begins (re-start function). operulclosE switch r This is pressed to

13、 open and close the door and to bring out and retract the slide base. o lt is also pressed to stop auto play. lruOex SCAN switch/indicator Press for index play. The indicator flashes during play. When pressed again (the indicator goes off), index play is released and the normal auto play or programm

14、ed play mode is established. anrta ELEVATION switch/indicator (UPl r Press this switch to start manual play. o Use the switch to suspend record play temporarily. Use the switch when changing the tracks during manual play. UP indicator lights The tonearm rises (the stylus moves away from the record).

15、 UP indicator goes off The tonearm descends (the stylus is lowered onto the record). nePeef switch/indicator Press this switch so that the indicator lights for repeat play. pnocnAM SEARGH switches o Press these switches in the desired sequence from 1 through 8 when programming the order in which the

16、 tracks are to be played. The tracks are programmed in the order in which the switches were pressed, and auto play, repeat play or index play is performed. The numbers 1 through 8 indicate the order of the tracks on the record (for instance, the 2 switch cor- responds with the second track). The pro

17、grammed play function is released when play ends or play is suspended. Programmed play is released when the stop switch is pressed. Press this switch when you have made a mistake in the programming. eP adaptor/EP adaptor holder Slide the EP adaptor over the platter shaft when the record you want to

18、play does not have a middle. Keep the adaptor on the holder when it is not in use. NOTE: Make sure that you use the EP adaptor which is supplied with this unit. Using any other adaptor may invite contact with the stylus with the rcsult that the stylus may be damaged. Speed indicators (3|,451 These i

19、ndicate the platter speed. (33) lights: Platter is rotating at 33-1/3 rpm. (45) lights: Platter is rotating at 45 rpm. Ouartz Lock indicator This lights when the platter is rotating at its 3X|-113 or 45 rpm speed. Bonnet stide base Platter nuUUer mat NOTE: Always use the rubber mat which is supplied

20、 with this unit. Using a different rubber mat will change the stylus height and may cause malfunctions. Platter shaft Tonearm Headshell Cartridge (PC-41MCl Sensitivity selector switch Set to the position that corresponds to the type of record. This switch is normally set to the NORM, position. 3. DI

21、SASSEMBLY Turntable platter Tonearm base asembly Slide base cover assembly Power cord assembly Power transformer asembly Escutcheon cover 4. EXPLODED VIEWS 4.1 TONEARM Parts List Mark No. Part No. Description NO?ES: o Parts without part number cannot be supplied. c The A mark found, on some componen

22、t 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 mouing items are indicated with the - marhs*and*. * 1ENERALLYMovEs FAITERTHAN* This classification shall be adiusted b

23、y each distributor because it depends on model number, temperature, humidity, etc. Mark No. Part No, Description 1. XWX-O8S Coil assembly * 36. pCXOsg Transistor 2. PXT484 Coil unit * 37. NJL11O2EH LED i 3. PXV-OOI EV sheet unit 38. PBH-32S Spring 4. PNX-391 Tonearm base 39. pLB-lbl Adjusting screw

24、5. ZMK4OHlOOFBT Screw 40. pLB-1S2 Nut 6. PBH-326 EV spring 41. pBA-b37 Cartridge mounting screw 7, ZMD40HO60FBT Screw 42. pDE-172 Connector assembly (gp) 8. PXB-271 Magnet assembly 43, pNC-245 plate 9. YS4OFBT Washer 44. yEbOS Washer 10. WB4OFMC Flat washer 45. ppZ3OpOgOFMC Screw 1 1. PBE-019 PU spr

25、ing washer 46. pBA-139 Screw 12. PNX-392 Adjusting cam 47. NC5OFMC Nut 13. PBH-327 Spring 4. PMZ2OPO4OFMC Screw * * 14. PEB-185 Belt 49. pED-024 Cushion 15. YE30S Washer 50. ZMKSOH1OOFBT Screw 16. PNX-396 Gear (C) t 51 . PNR-533 Weight 17. PNX-395 Gear (B) 18. PNX-394 Gear (A) 101 . ptate A unit * *

26、 19. PSH-OO7 Slide switch 1O2. Hotder * * 20. PNW-392 Motor pulley 103. Base assembly 104. * 21. PXM-118 Motor 1OS. 22. PPZ30P50FMC Screw 23. PBK-057 Plate spring 24. PNX-398 Lead in ratch 25. PEO-O22 Cushion 26. PNX-397 Driving plate * * 27 . PSH-004 Slide switch 28. XWXO84 LED assembly 29. PNX-399

27、 Sensor holder (A) 30. PNX400 Sensor holder (B) 31, XWX-083 Photo transistor assembly 33. U, PNX-376 Sensor case 35. PNP-254 Sensor P.C. board o ,-l E fft-40 I le-;N 3e | $-tu t-S-g+ ,b -.st 2 I -l I I Io I-nu -Q-27 4.2 MOTOR Parts List Mark No. Part No. I 16); 4-d l+ th I s- Description ; 2. 3. 4.

28、5. 50. 51. 52. PXT.473 PWM-I15 PSZ3OPOSOFMC PSZ3OPOSOFMC PEC-030 Rotor unit Control assembly Screw Screw Wire clamp Base unit Heat sink Stopper 4.3 EXTERIOR Parts List Mark No. Part No.DescriptionMark No. Part No.Dolcrifiion 1 . 2. t* 3. 4 o . 6. 7. 8. 9. 10. 11 . 12. 13. 14. 15. 16. 17. 18. 19. 20.

29、 *21 . *t 22. 23. 24. 25. 26. 27. * 28. * 29. 30. 31. 32. 33. u. 35. 36. * 37. 38. * 39. * 40. 41. 42. 43. 44. * 4s. 46. PNA.17O XWR-O4O PSHO7 PNX.425 PNX-437 PNX-436 PBA-126 XWX-126 PEB-2O7 PXB-291 PED23 PNX.435 YE255 PNX-440 PNX.378 PNX-438 PBK.O58 PBH.342 PNX-387 PSG.O37 PSF-018 XWM.134 PNX.389 P

30、BH-339 PEB-2O4 PNR-175 PXM-121 PNX449 PEB-184 PNX.43O wA41 D065D025 YE3OS PNX429 wA31D054D025 Y E2OS PE8-206 PXB.265 GL.gPG 12 G L-gPR 12 XWX-086 PNY-026 PNX441 PAC-I 15 XWX.O87 PXM-122 PEB-234 PEB.212 PBA.141 PEB-208 PBH.336 PBA-140 Bonnet Power supply assembly Slide switch Lamp cover Driving lever

31、 lack Gear (F) Screw PU assembly Cushion Escutcheon cover assembly Rubber cushion Slider Washer Pulley Front door Door holder (L) Spring Spring P knob Push switch Microswitch Control assembly Power switch lever Spring Rubber mat assembly Turntable platter Motor Motor pulley Rubber cushion Gear ( E)

32、Flat washer Washer Gear (D) Flat washer Washer Belt Slide base cover assembly LED LED Speed indicator assembly Cover (KU Type) Cover (KC,H E,H B,S.S/G) Slide knob Sensib ility selector assembly Motor assembly Damper rubber (C) (KU) Damper rubber (A) (KC,H E,H B,S,S/G) Screw (B) Damper rubber Spring

33、(B) Screw (A) 51. PNX-442 52. PTXO32 53. 54. PNX-424 55. PNX-434 56. PNX-433 57. PNX432 58. PNX-431 59. PNC-251 60. PNX-428 45 adaptor Power transformer assembly 1 20v) Shaft Roller Lock lever roller Lock lever Lock plate Lowering rack Slide rail Slide rail rack Steel ball 4 Steel ball 60 Gear Retai

34、ner Rail cover Power cord assembly PU cord Strain relief (Power cord) Strain relief (PU cord) Regulator lC assembly A Begulator lC assembly B Stopper Operation panel Roller angle assembly Front panel (C) Panel holder SP knob DS knob Lens (Al Function assembly EV knob Lens ( B) Selector knob Knob spr

35、ing O/C knob unit Start knob unit Stop knob unit Skip knob unit Wire guide Screw Connector assembly (2P) Screw Screw Flat washer Screw Screw Screw Screw Screw Screw 61. 62. 63. 64; 65. Lr 66. 67 68. 69. 70. 86. 87. 88. 89. 90. 91. 92. 93. 94. 95. PNX.231 PNX-426 PNC-253 P DF.1 78 PDE-l97 PEC-048 PEC

36、-051 XWX-129 71. XWX-130 72. PEC-082 73. PNX-406 74 PXB-278 75. PNX-403 76. PNX-407 77. PNX-388 78. PNX-386 79. PNX-413 80. PWX-O69 81 . PNX-410 82. PNX-414 83. PNX412 44. PBH-328 85. PAD-l01 PAD.102 PAD-103 PAD-104 PNX-450 PPZ3OPO60FZK PDE-151 PPZ3080FMC tPz30P100FMC wA30F100M100 lD230P080FMC 96. P

37、PZ26PO50FZK 97. rPZ30P160FMC 98. PBA-125 99. PBA-088 100. lPz3oP080FMc 47. 44. 49. 50. No. Part No, Description No. Part No,Description 101. PMA40P060FMC 102. rD23oP060FMC 108. PDZ3oP060FZK 1U. PDZ3oPo5oFMC 105. lDZ30PO80FMC 106. PEB-213 107. XWX-125 * 108. PSH09 109. PNX439 110. PYY-I 15 111. 112.

38、PMZ30P150FMC 113. PBA-138 114. WA41D065D025 115. PDZ30P060FMC Screw Screw Screw Screw Screw Damper rubber (B) Jack assembly Slide switch Door holder R) Door holder assembly Screw Screw Flat washer Screw 121. PNX468 122. PMA30P080FMC 123. PE8-235 PEB.21 3 201. 202. 203. 2U. 205. 206. 207. 208. Wire h

39、old Screw Damper rubber (D) (KU) Damper rubber (B) (KC,HE,HB,S.S/G) Stopper Angle assembly Gear base Roller catch Float base Base unit Wire Cover 116. PDZ30P080FMC Screw 117. WH30FMC Washer 118. PEB-211 Rubber 119. PBA-126 Screw 12O. PDF-166 GND lead unit 321 A B 49 e2 I rre br ,!+ e I 3 7 C ff4-zz

40、ru2-a-97 24 tIf 25 109 ,1 l- I l+o q F ,tr.k v/ I 47 ,rr-6 D 92 l- b-go gz A I I 47 21 44 rie I to ree _30 98 ffi_ . (a)l (oc er* -. 92 t8 654 A / z 2=;- B l ? I 72 I 44 1r7 )o 92r16 | lo C ree 92 ffit20 Motor Assy (8 page) Tonearm (6 page) 85 t04 79 I 3 84 I k t: l-o 82 3*J so- 6 ,46 Y r23-g zl | v

41、 lS-* roo-E-on g o-50 D A II 47 I 654 -33 33 /r+ 63 62 1 9 -t04 t05 I 47 87 83 92 12r 5. PACKING os 6 r-) 2,10 B - Parts Llst M-k l,lo. Prt No.DerripltionNo. Pr.l No,Dartiplion 1. PNX42 2. PRe-220 3. PHHOt6 4. PHA-I46 5. PHA-147 6. PNX451 7. PNX.452 8. PRWO96 9. |PZ40P250FMC 10. PRNI5 45 adaptor Opr

42、ating instructions Packing cale P.otector lF) Protector (Rl Ton6arm holder Spacar Not6 papr Screw Note paper | 6. PDE-157 17. Tsoe deck connection cord 11. PMB40P160FMC Scraw 12, lPz30P120FMC Scrsw l3. PRW-8 Note paper 6daptor) 14. PBA-141 ScrelY (B) 15. PNX.474 SDacer (Al lrl CONNECTION DIAGRAM 3 I

43、 I I REGULATOR lC Assy (B) (xwx- I eo) 6. P.C.BOARDS PHOTO TRANSISTOR Assy (xwx - oa3)LED Assy (XWX-Oa4) H-qfu 420t,?o2 sE302a a2a3,?o4 sRlo6D-Lc d, 6*. l 6 Q* ?83?sg A cot L P.C. BOARD Assy (xwx - oes) :jry g W2OZ fr* NO(RESET) c 1 l o t ? ? o i3?tll ll$ A2otl J o *or# o I 4ttr* w203 220 | Bl NC(UP

44、) _ yr: ss:DowN TONEARM MOTOR SENSIBILITY SELECTOR Assy (xwx- oe7) oro,ro2 2scr8i5 rcro3 sA6t09 I C I 04 i,tSSzlOOr B DOt,lo? wLoz oro3 ts?473 .J: !f! */*=l .*5J: i%;jj. CONTROL Assy (xwM- r34) |c2 NJM29OIN 1C3,6 NJM4558O ot 9PC455EC q- Cl2 + o.e o4 Rat 2rA 324 4?Ol LOAOING MOTOR PU P.C. BOARD Assy

45、(XwX- | 26) JACK Assy (xwx- | 2s) D 132 -a I nzass, ffff n -r 47o F+ H c r s : I #o*-o 6l I lffiunr.o -) I .?3StS%no ,+ J.+,it rt-j.i: : Ii , , ,lt -,:i-.l ,.:i o ? e . o l - - - l .m, if ii-J- # r;1: l-rJ:gi:i. # ?ii :?r - i _JFlt lf lll . lG-=;41 - l-G;- I Rto r r80 t?*l (!-.,.*-.H ( rc2 NJM2gON |

46、 1C3,6 NJM4558O or l IPC455ECH t d I gg :.,nq tr* H l I *f*to. ? t , t :n: H rael m* l*l l|:.;,li ; :-1: J J o , c, ,. r lrJ:L .*- l-lxl, L gt,r I I Utl .1 t l.- l.d F-+-3,* i.1*f ryIfflfi I I F;t;-. o.:g;x *6, rF-l. ?rrt.l|:-l ,I : :iIisf iil1-:F I I l: u,*;A* I 3frg1 t-,Jl*l 56:POwER o3 tR2g lF- ,

47、f hr 645 As sy I I I POWER TRANSFORMER REGULATOR REGULATOR lC Assy(B) lC Assy(A) (xwx- | 30) lxwx- r zs) POWER SUPPLY ( xwR - o4o) ul I r;- .11 I I rcror | | | iaioi- NJM78.a ll I rcro2 0 NJM 78iIOsA ctoT o.or G I F I I croo j o I I 5 I cro3 tezz!- TRz3 C* raes(F- qo2 J. br orct,1o2 esctSt5 rctos BA

48、6iO9 tcto4 MgSrroot B 0ror,to2 wt.oz 003 ,rs2473 0 i AC | 20V 60Hz oz !lo Q2tc2 lr I J ?fl lerl /ro L l. El I R54 |ti Tl ror l I /2 JbJ i ; E H R3t llt r-nF /*hll l,t lbjl l- wf I ol a ? ? F lll t l a d 1T ,I +r 654 4iT rJP I-l * Ill B;:- $:ffi *r .f,ti ,s . F-1. t ltt I o o l l o t:fl | | fffwtl | I I I .1. ,1 li-E-;Jlno o o , l o , 1 5 . r s r o . e . l l II R 1.11 I | | lt r tl/r erF l/ . ,r ro r6.a( tsJ l. o cr 33p I *iDf i xTA! I ll.r_ I 4_:l