Pioneer-CT6R-tape-sm 电路图维修手册.pdf

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1、(!rqoNe STEREO CASSETTE TAPE DECK 1. SPECIFICATIONS 2. FRONT PANEL FACILITIES 3. DISASSEMBLY 4. PARTS LOCATION 5. EXPLODED VIEWS AND PARTS LIST. . . . . . 6. BLOCK DIAGRAM 7. P.C. BOARDS CONNECTION DIAGRAM 8. SCHEMATIC DIAGRAM 9. PACKING 10. ELECTRICAL PARTS LIST . . . 1 1. MECHANICAL ADJUSTMENTS .

2、12. ELECTRICAL ADJUSTMENTS tr. Rcr-Rces ucer,ttouES. . . . rz. nclnces lecrnrouEs . . . 1r. AJUSTESUecrurcos . . . . . . 12. A.JUSTESeIcrnrcos . . . . . . 2 3 5 7 I 16 19 27 PICINEEFI ELECTFICINIC CCIFIPCIHATICIN 4-1. Mesurc 1-cnohe, Mesurc-ku. Tokyo 1s3, Japn U.A. Prcn|l E.ECTFtrI|C3 CCr|PCfATlCn|

3、15 Oxfond Dnive. MnhE. Nlew.JeEey O7O74, USA P|CNF E-ECTFEn|IC aA.fEpE N.V, Luihegffeven 9. Anre.p, Elelgium PrcnfEl B-ETCTFEilICB AIETC|ALIA FTY. LlCt 17B.1 Eoundany F|oed. BFEiJe, Vbcrie 31S. A6E.B| YZ MAY I98I MODEL CT-6R COMES IN SEVEN VERSIONS DISTINGUISHED AS FOLLOWS: This service manual is ap

4、plicable to te KU type. For servicing of the otrer types, additional service manual. o For the circuit 25 to 10,000H2) Metal tape 20 to 20,000H2 (25 to 17,500H2 t3dBl (0dB recording;25 to 15,000H2) Siganl-to-Noise Ratio DolbyNROFF. . Morethan59dB DolbyNRON . . BTypemorethan69dB C Type more than 79dB

5、 (at SkHz) Harmonic Distortion . . . No more than 1.2% (OdBl Input (Sensitivity/Maximum allowable input/lmpedance) MIC (L,R) 0.3mV/30mVn2k0,6mm diam. jack (Reference MIC impedance;250O to 1OkQ) Lf NE (lNPUTl x2 . . . . 50mV/25Vl100kQ, Pin jack Output ( Reference level/Load impedance) LINE (OUTPUT)x2

6、 . . .450mV/50kO,Pinlack Headphones . 60mV/8S-t, 6mm diam. jack Subfunctions a Auto reverse, auto repeat functions o MS/SKIP (Music Search/Skip) system . REC MUTE switch o Dolby NR system (B type/C type/OFFI with LED indicator lamp o Stand-by mechanism with unattended recording and playback o 3 posi

7、tion Auto tape selector (NORM/CrOz /METAL) o Full automatic stop mechanism o 2 color digital level meter o 3 digit mechanical tape counter o lC-based logic control o Cassette compartment illumination o INDEX SCAN system Miscellaneous PowerRequirements . AC120V/60H2 Power Consumption 43Ulatts Dimensi

8、ons . . . .42O (W) x 99.5 (H) x 270 (D) mm 16-9/16 (W) x 3-15/16 (H) x 10-5/8 (D) in. Weight (without package) 5.3kg (12 lb) Furnished Parts Connectioncordwithpinplugs . 2 Operatinginstructions .1 NOTE: Specifications and the design subject to poss,ible modifications without notice due to improvemen

9、ts. NOTE: 1. Reference Tapes: Normal it is turned off when the switch is released. EJECT switch/cassette door The cassette door opens when this switch is depressed. NOTE. The door will not open when the tape is running or when the pause function is working. Tape COUNTER/RESET switch The tape counter

10、 indicates the taps traveling position. Depress the reset switch before recording or playback to reset the counter to 000. LEVEL meters These indicate the input or output level during recording or playback. O Playback function switches Playback operations can be performed when the sections with the

11、following symbols are depressed: DD (fastforward): The tape runs at high speed from (rewindl: left to right. The tape runs at high speed from right to left. cif (direction): The direction of the tape travel is reversed (even in the Pause mode). Recording function switches Recording operations can be

12、 perfor with the following symbols are PAUSE:The tape tra can be tem cording st switch again to the switches ring recording) suspended (re- ). Depress this recording. cluring fast NOTE: The tape witt not stop when this swirchlis forward or rewind operations- REC: REC MUTE: seconds), the tape is auto

13、maticall Recording can This enablesblanks to be created beams for con- venient play(MS/SKIP, INDEX SCAN).I o MS/SKIP switch , This switch is for skipping the profnow being heard and finding the start of the nexam. When this switch is depressed during play (lP indicator lights) and then the fast forw

14、ardrewind switch when traveling in other direction) il , play starts from the next Program. Whenever is a long interval between tape programs (unranks of over I forwarded and plavback resumes. PLAY: STOP: The tape is played. The tape is stopped. RadioFans.CN 收音机爱好者资料库 Indicator Assembly Removal Rem

15、ove the two hooks (D of the panel stay and pull the indicator assembly toward you. Level Meter Assembly Remove the hook (J of the panel stay and pull the level meter assembly toward you. Control Switch Assembly Remove the two hooks (l of the panel stay and pull the control switch assembly toward you

16、. Panel stay Control suritch Indicator assembly o assembly Level meter assembly Head Assembly Removal 1. Remove the stopper. 2. Turn the head assembly clockwise (FWD direction). 3. Pull up the head assembly and remove it. Capstan Belt Removal 1. Remove the four screis ) and remove the capstan eontro

17、l assembly. 2. Remove the capstan belt from the capstan assembly. assembly ldler Pulley semblY Fig. 3-5 Capstan belt removal I o Fig.3-4 Head assembly removal I Forward running ind. Recording MUTE ind. Recording ind. Reverse running ind. PAUSE ind. MS/SKIP ind. - =o DO POWER ind. LBY B/C type ind IN

18、DEX SCAN switch ftfUeR start switch I This plays only the start of the recorded program for This switch is operated for unattendeO recordlngjOr ptay- about 7 seconds and then fast forwards the tape. When back using the timer. used in combination with the rewind ( li l 2 o 9d ry 56 65 / .,. a MarkNo.

19、Part No. Description Mrk 81. R8H-855 82 RNH-O64 83 RXX-334 84. RNH-061 85. RXB-55? 86. RNL-257 87 RWX-491 88. 89. 90 RWX88 91. 92 RXX-335 93. R N L.247 94. RBH-862 95. RNL-268 96 RBH-852 97. RNL-264 98. 99. 100. wAo17D034DO25 Spring F G plare FG coil assembly FG shield plate Bearing housing assembly

20、 Trigger lever R Reel motor control assembly B Heat sink A P.C.B Capstan motor control assembly B Cord clamper Capstan molor coil sembly Thrust receptacle Pinch return spring R Sub pinch arm R Pinch pressure spring R Eject lever Side frame R2 assembly Heat sink B Washer No. Part No. 101 YE3OFUC 102.

21、 Y52SFBT 103. ATZ26P080FMC 104. VCZ30PO60FMC 105. BMZ30P060FMC 106. VCZ26P100FMC 107 YE25FUC 108. vcz26Pl40FMc 109. ATZ30P080FMC 110 YE2OFUC 111 WA21DO40DO25 t12 PMA26PO50FMC 113. 8MZ26PO50FMC 114. BMZ26P080FMC 115. BBZ26P080FNi 116. VCZ3oP100FMC 117. RNH-1 17 I Wher Washer Screw Screw Screw Screw W

22、asher Screw Screw Wher Washer Screw Screw Screw Screw Screw Shield plare B o . Parts uithout part number cannot be supplied o The marh found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be surg to use parts of identical designation. o

23、For your Parts Stoch Controt, the fast moving items are indicated uith the marhs * and *. *T GENERALLY MOVES FAS?EF THAN *. This classification shall be adjusted by each drstributor because it depends on model number , temperature, humidity, etc. ParG List Mark No. Part No. Mark No. Part No. Descrip

24、tion Dcription 1 . 2. 3. 4. 5. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. r* 25. RNL.266 RBH.849 RNL-265 RBH-85O RNL-261 REB-447 RNL.269 RBt51 RXB.55O RNL.267 RBH61 RNL.253 RNL.254 RNL.255 RNL.3O6 RNL.3O5 FNHO77 BXX-336 RX8-548 BNL.313 RBK.l67 RNL.314 BBA.O73 RPB.Og4 RBH.863 RBH.864 41.

25、 42. ff 43. 44- 45. 46. 47. 8. 49. 50. * 56. 57 58. 59. 60. 61 A* 62. 63. 64 65 REF-022 RNG.306 RXX.333 RNL-317 RNH-076 RBH60 RBK-169 RNc-267 RNL.272 RNL-271 RBK.170 RNL.273 REB.4 RNL-258 RBH848 RNL.259 RBK.164 RBH46 RXP.I 11 RNL.256 RBF-058 RNL.3O8 RNL.3O7 RXB.57O RBH-847 REF.O23 REB.26O RLB.434 RB

26、F-O3O RBH-857 RBH.858 Rx8-552 RXB-551 REB.467 RBF.O59 36. RNL-262 37. RBA-o74 38. RBH-853 33. RBH-844 40. RXB-556 Lock arm Lerr spring Eiect prevent lever Spring Cylinder O ring Piston Connector P.C.B. Cord clamPer Side frame L2 assemblY Pinch pressure spring L Pinch roller arm semblY Sub pinch arm

27、L Pinch return sPring L Cam follorrr lever Hook L Hook B Connection Plate Pinch plate Actuater Changp plate Reel motor drive assembly B Reel motor coil asmblY Reel motor P.C.B. Rotor sembly Pocket L Pressure sPring Pocket R Holder B Special nut Ere head Height adiust spring L Dummy head Height adius

28、t spring R Erase head base semblY Stopper Azimuth screw Azimuth spring Gear sPring Selector gPar assembly Steel ball (3l Housing Head assembly Head base sembly Slide plate Head be spring Mein shaft Arm spring R Arm assembly Switch lever spring A Switch lever REC detector arm Detector arm Switch leve

29、r spring B METAL detector arm Brake shoe Brake plate L Brake spring Brake plate R Half set spring Spring L Plunger solenoid Trigr lever L Washer Assist gpar R Assist ar L Pulley shaft ldler pulley 6sembly Spring R Chassis assemblY Steel ball (40! StopPer Guide roller Oil stop washer Ratch spring L R

30、atch spring R Sub capstan sembly Capstan sembly Capstan belt Washer 6. 7. 8. 9. t0. 5r. 52. 53. 54. 55. 26. 27. 24. 29. 30. * 31. 32. 33, 34. 35, 66. 67. 68. 69. 70. 71. 72. 73. 74. 75. 76. 77. 78. * 79. 80. r7l 8 o REMOTE CONTROL Assy I7 PL i 8V 50mA CASSETTE HALF LAMP Q30r, ,320 25933Ltl q 251O15

31、or zSAtt?Nc n 2S!937 or x rcrotS e3 r,3rl,3r6 2S0860 or 250313 o. I Y Asiy(L) RWX-499 Q601 IC602 VR1 VR VR6O4 1 BOARDSorrrruEcrtoN DIAGRAM A R E C / P 8 H T A D R C H t C H JACK AssY FIWX -498 swtTcH Assy CONNECTOR assY AMP AssY RWF-o95 5 c D 2 4 MOTFIER Assy Q 3 O 6 Q 3 O 7 Q 2 t C S 6 Ic3a2 lca Q3

32、o3 IctoT RWX -503 orca a309 as1 IC30 I Q304 Q30a Q320 lcg Ic93 q1?4 I Q3 O33rQ319 Q527 Q5r 6 o323 lC30 rRz L306 VR301 VR305 : lri:ii: :ll1lli1ljil i-;*.,A1 l.*l*, - - f :lT-1 * t t t j : | - ; : i l | c!frz.? , I ,.c I . 1 , * t l - ) l at/t6 | - / I J , I 1 ,?- 1- I o,.- L 6 J 1 | A t ;T.*i; : I -q

33、a | :l oFF -9. sE ll : i r - l- l- . il , -*a l,/ . -; 1 6 . = , ! = , , , * , * : t I I a G D 1 a - : - o 3 o 7 - l ! t , I .:1 iT illtll ll: T rc:or-razarse2urDT_4ts,2za, ; 3tr*r.t:.l ll 1P. IlF I , t : 1 t l I . t , s N 7 4 L s r 2 2 a f o M 7 4 3E* TEe rr:,il*1 )1.fiA74L5122ot D74tst22at i OSZgr

34、:t.g:,:S I l , SN74LS22 af oM74Lsr22 , -:- :,;, :IC 306 Jl or lllb c J Li or jl*. : I i.io. - - I ort -9. qti r - i r cr17 rc4o658o or ior r* roorevrnJ I - ? -1 HD14O66B- I(s. t _ 4 Parts List Daription Mark No.P.rt No. M.d( No. Itrt No. t. RNA-563 2. RXB-595 3. 4. 5. RBH92 RNL.338 RAC-l95 RNL.358 R

35、AC-209 RAC-21 1 11. RAC-210 12. RBH-902 r3. RAA-362 14. RAA-31 15. Bonnt Door panol assmblY Ooor panl Door lans Door spring Switch cutchoon Knob (POWERI Indicator panel Knob C (FF, REW) Knob S (DIRECTIONI Knob D (PLAY. STOP) Spring Knob (INPUT Ll Knob (INPUT Rl Moanism 8s$mblY Cstto plato assembly L

36、amp P.C.B. Bracket Panel itay Eject spring Knob (EJECT) Countor bolt Spark killer Po$pr switch Counter Display sombly B lsvol rnoter smbly Knob (MODE, TIMER) Function switch assemblY Function svrritch Push wvitch Knob E Knob D (RECI Knob E Sub panel R i/bther assomblY Hoat tink Terminal (LINE) Push

37、switch (Bl Fuse (1.2A) Fuse (2Al DOLBY NR asornbly Connector socket assembly C Amplif ier assambly P.C.B holder Moter drivt assmbly Sritch assembly i:Y T: RSB-030 RWX.498 RKN475 RTT-239 REC-355 RDGO22 RDG-030) REC-376 RKP-222 REC-369 vBz30P060FMC vBz30PO80FMC PBZ26POSOFNi PMZS)PO6OFMC FBT4OPO6OFMC P

38、MZ3OPO6OFZK vBz3nP060FZK VBZ4OPl2OFMC REC-378 80. REC-380 51. 52. tt 53. 54. 55. 6. 7. 8. 9. 10. A* ,1 56. 57. 58. 59. 60. 61. 62 63. u. 65. 6. 6?. 68. 69. 70. 71. 72. 73. 74. 75. 76. 77. 78. 78. aslombly l2Pl 16. * 17. 18. 19. 20 21. ff 22. A 23. A* ff * t * t* i* * * RXX-338 REL.O91 RNT.OI7 RBH-gO

39、1 RAc-208 RE9-456 RwX-109 (RWX-2341 RSA-O/t6 RAW-168 RAW-I63 BAW-161 RAA-359 RWS-140 RSG63 RSG-088 RAC-194 RAC-193 RAC-l92 RNL-380 RWXO3 RKBOl8 RSG-126 REKO59 REK-055 RWX499 RKP-273 RWFO95 RNL-375 RWX00 24. 25. 26. 27. 29. xt. 30. 3l . 32. gr. g. 35. 36. 37. 38. 39. rto. 41. 42. /l3. 4 /t5. tl6. 47.

40、 48. 49. 50. 1 5 6. BLOGK DIAGRAM a I lssol 4P _f ,c VRAOI rltR l FLAT AAP I ,.o., l l T l r F.oce -l , v W PB EO AMP - I I ogtt I r - c o c - CONT MOC I 5; FWO _._ c DOLAY NR 8-C TYPE SYSTEM t/3 o.fcry2) HAn2z6 u/2) HAr226 t2/21 rRaL iwrlc oor_eiian- SwTICHES s l s30r MPt( REC MUTE s302 s303 5304 s

41、70r s70? s80 ofi - oFF oN - oFF TYPE g - TYPC ON - OFF TOR FWO- REV -=? -(J REC -OFF- PLAY Tm Li - Mtc CAPSTAN MOOR ctRcutl REEL MOTOR CIRCUIT LEVEL MEER :R SUPPLY 9OI , RC MUTE )o2 REC )03 : PLAY )04 PAUSE 1 6 F F |06 : REY )o7 . STOP )o :orRno1 tog : s(lP )to . tNDEx scail ON - 9EE oN - oFF ofl -

42、oFF ON - OFF ON - OFF oa - oFF of - oFF ON - OFF oN - oFF ON - OFF undalimd hdicola ltr rrildr Ddtliff. 1E| -r-l -r- 8lg -i ! - l a3O2a3O7,324 artslo l3r 2SCl74OLN o/ ?sc2634NC zSCrAr 5 25C202 I r l ) j d a , 5 Z A. un iq rE.r r, e A -,r ,nd o, $n,e .orJ.br Fr rhe ,- thltore wnen r iq be tute ta t D

43、ails ot de.r.a ds,qn ts2475 0l usto40 :lc6 lo- - l v o D c q I7 d The indicated semiconductors are representative ones nU, Oner alternative semiconductors may be vn,ed snd are listed in the Parts list INDICATOR A$y DOLAY 4.y (R) 602 -3 CAPSTAN COillROL 4.y -r5 II RAW-t6i LEVL ME1R Ar!yMETER DRIVE As

44、y R!,X-5OO -r-r I I2 8. SCHEMATIC DIAGRAM CONNEC.IOR Assy t AMP Assy RwF-O95 o NJX455r ai6352 I L F UNC SWITCHES S I POWEF SI MPX FlLTE8 5302 00L8Y NR s303 0018Y NR s70i MoDE 5702 T MER S8O INPUT SELECOR 59Oi REC MUTE 5902 RE S3 PLAY 5904 PUSE O5 FF 596: REw 57 STOP 590A OrRcrloN 5909 SXIP sglo tNx

45、scaN Th. deild idcars rhe *rrch tnro. Th b th HE.hharic dr4rrm tt rhe ruat crrof my v.y ou. ro mp.dm.nts rn d6rs 2 JACK Assv ll/2J RWX-4 *i:_J :q e5oi ! 5o4 o5o5- 5ra zscl74oLN n 2SC224O o. ?SC2O?| or 2$i815 d 2SC2634NC REMOTE CONTROL Assy 6 r ! 2 a 7 5 65 4 - OOLBY !.y (R) 60r-9 602 -2 6l I 60r-9 a

46、 602-r looLBY a:!l rc50i 6a 512 !re-r iiOTHER Ai3y (3,rJ) RWX-5O3 O3Ol 2S933LN or 2SAr5 d c 25937 or 2SAll2?XC lC3Ol MB74LS|22 or HO74LS|22 d $74LSr22 d 0M74LSI22 *-o r 33l,i,o q-t r-1 ,ITCH A$y RWS - l4O E-2bgs- 9ro 4 ?h*?ff *ffiw ffo Jooro: / 2sc173 R?or l.5K C1o7 0 0l + d F 1012 2 o FUNCTTON $rtT

47、CH Assl RWS- 40 1?1 0 87 - 1 CAPSTAN COITITROL Assy RWX - 488 ) 1c I cor 3 6 c t R EV iq l:l E rHl ) ir rJ H l 0 r , l 0 2 d r o r R c x - o 1 o l0-. o-Al - AUTO I TPE O SELECTOR , $ 1 . 1 . o l T ri- I t ) l c q 1 P , I - l l o l h 5 I Joooczrt .r , ., .:Cro2:0.027 2.L ir,i Dril,T .1 1 I igt ctz-*l

48、 I w I vRtc J ezxa II7 -rifi i c,J* :c/25 654 METER DRIVE Assy RWX - 500 6 Jack Assembly (RWX-498) CAPACITORS Mark Part No.mbol ; ol rh elerv lacror ol the pan Theretore. d.n rsle4 b $r ro uF prrs ol iMical dai9dion M o T H E R . . y ( J l 6 - l - 1 2 t swrTcHs: SIOI: CASSEIE HALF OETECTOR !9-!4!E- HALF SiO? ERAS PRENT OEECTOR IFWO) !9!E - NO HOLE sro3: M/REV ffCDR llq - REv 56: ru10 TAPE SELEC NfiM - ffi 516.auIo laP SELECTOR/caNlNG cro2loN-M The undeilind idicatg lh snch fnion Thb b rhe b6ic smaric di4.am, but rhe rual c.oil mv vry Playbach signal route Recording signal route 45 NOTE: