Pioneer CT-9R, Service Manual

Page 1: ... 4 1 Mesuno 1 chome Mesuno ku Tokyo 158 Japan PICINEEFI ELECTFICINICA IUAAI tNC 1925 E Dominguez St Long Beach Catifonnie gOBlo U S A PICINEEFI ELEcrFtclNtc EUFtopEl N v Luirhagen H ven s aoso Anrwenp Betgium PIC NEEFf ELEcTFlctNlca AUC TFIALIA PTY L7 to lze le4 Boundatry Fioad Bnaeside vicronia g 198 Ausrnatia r The Part No of the P C board waschangedasfollows eoaru Typ Mother Assembly DOLBY NR A...

Page 2: ...cording side and the playback side must not differ by more than one rank 3 The colors in table 1 refer to the color marking on the top surfaceof the IC package seefig l Rankingcolor Example Acceptable replacement Rank does not differ within each channel Unacceptable replacement o In this example the rank of yellow and violet are more than one rank H I G H t LOW I Lch Rch Recording Side PA3012 01 R...

Page 3: ...RAW_164 RAW 165 sLF 201C RXX 337 i RPB 095 RXP l 1 1 RXX 334 Power transformer 120V KU typel 120V KC type l22OVl24OV HE HB HP types fi2OV l22ov 1240V D D G typesl Power switch KU KC typesl HE HB HP types D D G types AC power cord KU KC types HE type HB type HP type D D G types Spark killer KU type KC typel D D G types FuseT2A KU KC typesl T800mA HE HB HP typesl T2 5A HE HB HP types T3 15A HE HB HP...

Page 4: ...4 c314 C355 C356 C366 c371 C384 c329 C330 c313 c304 c374 C383 c303 c365 c323 C324 C359 C370 C377 c386 c369 c302 c321 C368 C376 c345 c306 c322 c361 c360 c372 c346 C3s0 c342 c307 c308 C347 C351 c348 C352 c319 C320 c381 C382 c338 C349 C353 c309 c310 c336 C337 c340 c341 RDz4PM trtrOJ SEMICONDUCTORS Mark Part No NJM4558D 8445581 AN6552 PD6006 PD4012 PM3001 PA3010 PM9001A pPD4011BC TC4001BP HD14001 B M8...

Page 5: ...assembly 3P X3Ol C3731Ceramic resonator assembly Soacer 0601 0602 0604 t DOLBYNR Assembly RWX 579 CAPACITORS Part No Symbol Description cEA 101M16 CEA R33M50 CEAR47M50 CEARl5M 50 cEA 010M50 CEA4R7M35 cEA 100M16 cEA 470M25 cEA 220M 25 cEA 221M10 CEANLlOOM16 CQMA182J50 coMA 102K50 coMA 562K 50 coMA 103K50 coMA 123K50 coMA 153K50 coMA 183K50 CQMA823K 50 CKDYF103250 ccDsL 390K 50 ccDsL 221K 50 c601 c6...

Page 6: ... C1732 cl 707 Cl 708 c1737 c1739 C1740 RTF O58 RKP 444 L17O1 L17O2 Trapcoil Connector assembly 3P MICAmplifier Assembly RWF 103 CAPACITORS Mark Part No Symbol Description CEA R47M50 cEA 010M50 cEA 470M25 cEA 100M16 cEA470M 16 cl501 Cl502 c 1 5 1 5 C 1 5 1 6 cl509 cl507 Cl508 c 1 5 1 0 Note Whenordering resistors conuert the resistanceualue into code form and then rewrite the po rtno as before Mark...

Page 7: ...BD PSF 181J R1619 R1623 RDr 4pMotroJ R1601 Rl606 R1609 R1618 R1620 R1622 SEMICONDUCTORS Symbol Description Symbol Description Spacer Symbol Description CEA470M 16 C903 cEA R47M 50 C905 C906 cEA 2R2M50 C909 C910 cEA 470M25 C911 cEA 100M16 C913 C914 cEA 221M16 C907 C908 cEA 471M6 3 C912 cEA 221M6 3 C921 coMA 104K50 C915 C917 CKDYF 102250 C920 RCP 0881 2SC2060 01601 01602 RD74PM ootrJ R9o1 R942 R944 ...

Page 8: ... rewrite the part no as before Mark PartNo Symbol Description A A A A A h A A A A RSlPF6R8J RS PSF 101J RS PSF 271J RD PMDOtrJ RDy4PM otrtr J SEMICONDUCTORS Mark PartNo Rl221 KU type R1202 R1205 R1201 R1203 R1207 R1210 Rl 213 R1214 R1218 R1224 R1204 R1206 R1211 R1212 R1215 R121 7 F 1219 R1220 R1222 R1223 R1225 OTHERS Mark PartNo ymbol Description RBF O41 REE Os1 RKH OOs R84 026 RKP 366 RKP 475 Spa...

Page 9: ... 4PM otrtr J R2002_R2O05 A RDI 8PMgR2J R2oo6 R2oo7 Note When ordering resistors conuert the resislance ualue into code form and then rewrite the part no as before Mark Pa t No Symbol Description RCP 009 VR2O1 Semi fixedl22k Bl RCP 056 VR2o2 Semi fixed look Bl Symbol Deccription LN543 GA LEDIIo1 RDz4pMtrotrJ R2ot R204 R2os R2o7 R209 RSG 063 51101 51102Functionswitch RD PS 1R8J R2O3 RKP 368 Connecto...

Page 10: ... Mark PartNo D251 H251 H254 Halldevice Symbol Description RESISTORS Note When ordering resistors conuert the resistancevalue into code form and then rewrite the part no as before Mark Part No Symbol D seription Bottom olate B Shaft B Reel motor drive assemblyC Reel motor drive coil RCP I 17 RD 4PM Dtrtr J RNZcPR 2002F RDY PF2R7J SEMICONDUCTORS Mark PartNo VR101 Semi fixed 1sk B R101 R103 R104 R107...

Page 11: ...3 2 P C BOARD PATTERNS MIC AMPLIFIER Ass y RWF 103 A B CONNECTOR Ass y C SUBAMPLIFIERAss y RWF 102 lc170l QrTlo D QJ706 Q r 7 0 7 IC 1501 NJM4558D o r A N 6 5 5 2 o r 8 A 4 5 5 8 3 2 1 l 1 1 ...

Page 12: ...Q16O3 Q1602 7 MOTHE R Ass y RWX 578 Q325 I Q319 Q32O Q vRr60r Q 1 6 0 1 1 6 0 2 Q 1 6 0 3 1 6 0 4 25C2060 2SC 740LN or 25C2673 o r 2 S C 1 3 8 3 N C POWER SUPPLYAss y RWR 089 Q1201 Qr203 Qt205 Qta07 Qr2O9 Qr2o6 qr202 01208 r i Ti i hi 7 6 5 4 Qt2O5 ...

Page 13: ...7 MOTHERAss y RWX 578 I B Q325 IC305 IC30t IC305 IC311 Q319 Q32O Q326 Q31O O3O9 IC307 IC30B IC309 Q3r2 Q3il Q322 IC3iO 032 1 Q323 q3r4 IC3O3 304 o3r7 0306 Q305 o3o7 Q327 Q328 Q3O4Q3O3 Q3O2 CONNE I B 7 l ...

Page 14: ...1 0 1 1 I 1 2 1 EOUALIZERAss Y RWX 536 CONNECTOR Ass y FUNCTIONSWITCHAss y RWS 151 ...

Page 15: ...3 2 1 A DOLBY NR Ass y RWX 579 Q6O1 IC6O4 Q6O5 Q6O4 Q6O6 Q6O3 rc6o3 Q6O2 IC60t IC602 B C D I 3 2 1 ...

Page 16: ...6 5 4 CAPSTANMOTORCONTROLAss Y E RWX 584 IC601 IC602 VOLTAGECHANGE Ass y RWX 6O3 6 5 4 ...

Page 17: ...I I B 7 REEL MOTOR Ass y C RXX 359 t4233 F 64 METERDRIVE Ass y RWX 532 IC906 Q 9 1 4 9 1 6 I C 9 O 4 o92l Q9l7 92O Q9ll COUNTORAss Y RWX 533 I 8 7 J ...

Page 18: ...1 O REEL MOTORCONTROLAss y C RWX 588 IC2c1 Q204Q205 Q201 0 202 A VR2OI B Y rc903 IC90l Q9O4 Q9O2 Q905 Q90r Q905 C D 1 1 I 1 0 1 2 ...

Page 19: ... 23 I RESISTORS fndicated in 1 aW 15 toleranceunlessotherwisenoted k kO M M 1 lFl t1o o Gl t2o r lO Atolerance 2 CAPACITORS Indicated in capacity pF voltage V unlessotherwisenoted p pF Indication without voltage is 5OV except electrolytic capacitor 3 VOLTAGE I_ DC voltage V at no input signal 4 OTHERS f Signalroute Adiusting point The 7fi mark found on some component parts indicates the im ljl por...

Page 20: ... 6f5 f r lstotB 2 I _ l FUNCTIONSWITCH Ass y RWS t5r OFF g T2 SS SS MON P8 0A RlP C 2 2 l OUT 8 PASS Cot IT COi T Vcc 2 t 2 2 2 3 f 2 5 2 6 2 7 2 8 TAPE L r I OFF B R P C CONT O T Vcc 2A ss Mor P 8 0A I OUT BYPASS 23 24 25 SCF VCR HPA T2 T2 SS 2 2 2 r 2 2 t7 18 t9 20 21 22 ihlJ ih Po o ryS SUPPLYAss v RWR 989 Q1206 207 POWER OFF SIGNAL GENERATOR 14 I AC r20v 60Ht AC POU ER CORD RDG O22 or R OG O30...

Page 21: ... R or 2SGt8t5 Y or lc9o3 NJM29O3 2SC2634NC_ R tc9o4 PD6OO8 DgOt gtO tc9o5 M545t7P 52473 or US O4O l FG COIL As3 y RD x 334 CAPSTAN MOTOR I COIL Atr y CAPSTAN CONTROL Ass y RI VX 584 7 l l_ VOLTAGE CHANGE Ass y EWX q03 KU KC HEfi BfiP RWX 59O D D G rc20t PA2 9 tc2o 2 PA2oto Q20 2SA934 Q or 2SA88t O Q2o 2 250882 Q or 2SC2497 R c 2SOil89 Q 22 o2 l G N O I B t_ Qt206 t207 N R or 2SC2O2 R c Y c 2SC26 3...

Page 22: ...2634NC R o9144 916 2SAlOlS Y or 2SA933LN R or 2SAgf R or 2SAil27NC R L METER DRIVER I S U T K L M N O P O R J I H G REEL MOTOR CONTROLAssyRWX SgB _l l t l l _ 1 1 COI T L R FG TP Vccl NF OUT Sw GND lN AO REF 1 2 3 4 5 6 7 e o 9 8 7 6 5 4 3 2 1 CG L R FG H8 H8 HA HA L8 LA NF SW OUT tc202 H 8 GND Vcc OUT HA HA HB HB LB LA LOCK 1 0 1 2 ...

Page 23: ... o I f o u RsG 34 I J CONNECTOR Ass y I P 8 L D 1 3 2 xEroAg lrz2 I J Rxx_337 tJj h f ti t SUBAIVF Ass v RWF toz 2 21 MIC AMP Ass Y RWF O3 e 31 i l _t Qr6O3 1604 2SC 74OLN S HEADPHONES AMP Ass Y RWF lO4 Qt7O5 t706 FLAT AMP c1725 o o47 t l LtTol I 5 Qt7O7 t7O8 SWITCHING NORM Ot vRt or t7o 2 19 ll P 8 EOUALIZER AO I Hdi oss ___ lg 9 THtTOt 170 2 33D28 or TDs C2250 TRr756 ol7ol t7o2 2 224O BL I I ol7...

Page 24: ...SIOI4 AUTO BLE ON _ OFF SIOI5 CLEAR ON _ OFF SIOI6 MODE O N E ON OFF ON OFF ON OFF I 6 5 SUBAIVFAss v RWF toz 2 21 R322 2l ll4 F3i9 R32l MIC AMP Ass y RWF O3 2 31 l _t sToP c307 0 oo33 Q3O5r 3O7 BIAS AMP 0302 swtTcHtNG REC ON vR30r osc LEVEL aoJ cro2 RCP 195 or RGP l5O 2 DATA Vcc lo I coMP L iFm l 4 R P R E S 3 6 3 TESTA A O3 3 5 4 TEST B CK 4 3 4 5 TEST C CK 3 3 3 6 AUTO CK2 3 2 7 B ASO CKI 3 r I...

Page 25: ..._ PLAY LINE MIC TAPE _ SOURCE I B 7 f c38r o oo27 L3O7 f l h l r tctso TD625O4PRECESUALIZER I t Eaffifsffilfr5 Q3O9 3tO REC MUTING t4 t5 V3r TEST 3 2 0 mF o A oATA 2 t RES COMPL t 2 2 tbs coMp R 9 t 6 cK4 ffi 8 t 7 8 t 7 cK 3 osc coNT 7 2 3 cK2 aTETF 24 I REWSIG 5 2 5 A o4 ffi M D3 RES t9 OI MECHA CONT 4 2 7 l_l t J MECHANTSM zf ro llJ CONTROL 1 3 2 t 6 8 3 25 p vcc 42 4 t4 ffi pausE 22 sKtP 20 or...

Page 26: ...2i R or 2SCl8l5 Y or 2SC2634NC R osil 3t2 2SCi740LN S rc3ro F UNCTIO N CONTROL r l MUTING CONTROL 6 lt 318 tOq stoot Rsc il4 SIOO2 lOO5 OOT R30 OSE FUNCT ON SWITCH Ass y RWS 52 1 3 2 t 6 8 3 FF Vcc 42 l4 ffi pAUsE sKrP 20 OIRECTION ONE I7 TU soNG REPEAT e F t l PAUSE KEY I I 8 o u r l r o R Ee I 9 r 1 2 RffiiE I tuEtttoRy 4 HALF STOP 1 3 8 FwD FEiE e 30 NOTERASE 32r tc3to t rc3lo I MECHA I MOo I r...

Page 27: ...3 For HE HB HP models POWER SUPPLY ForKCmodel PonER P3J Adl Rwret_ _ A D 3 2 1 I 7 ...

Page 28: ...ao9 iq o t REGULATOR POWER SUPPLY Ass y RWR O9i or o6 tn7 FuaoaJos l IID otzor r2o5 t2oa t2o9 R x o REGULATOR R225 2 7 Ol2Ol l2O4 2SOAoO O r 2SO3t3 O Ql2O2 l2O7 1208 2SC 74OLN R or 2SC2O2i R a 2SCl8l5 Y a 2SC2634NC R Ql2Ct 258772 O d A5A 096 0 Ql2O6 2SAgEgLN Ror 2SA93Z R or I 6 5 4 I 3 ...

Page 29: ...ating baseis 1 5 mm 3 Set the DIRECTION switch to REVERSE 4 Adjust the azimuth screw using a screwdriver as shown in Fig 4 2 3 so that the distance B between housing and rotating base is 1 5 mm 4 5 Fig 4 3 Azimuthpreadjustment 4 3 TapeTransportAdjustment 1 Load a mirror equipped cassettehalf 2 Set the DIRECTION switch to FORWARD and then the mode to PLAY 3 Acljust the adjust nut O so that no curli...

Page 30: ...est tape and set it at the beginning of REW 3 Set the DIRECTION switch to FORWARD and then the mode to PLAY 4 Set the DIRECTION switch to REVERSE and a reading of frequency counter is within 3000t30H2 at the beginning of tape rewind ing 4 7 FastTorque Check 1 Mount a cassettetype torque meter 2 Set the DIRECTION switch to FORWARD and then the mode to FF 3 Check that the FAST torque is within 100 t...

Page 31: ...minutes before proceeding with the adjust ment Set the DOLBY NR switch OFF and MONI TOR switch TAPE unless directed otherwise TestEquipment Tools Required 1 Testtape STD 331A for generalplayback pur pose STD 341A for playback adjustment STD 608A NORMAL blank tape STD 603 CrO blank tape STD 604 METALblanktape Audio oscillator AC millivoltmeter AC mV Attenuator Oscilloscope Resistor50kO 1 4W lO C 3O...

Page 32: ...rtion should lie within the 1 to 4dB range 5 Set to the REV direction and repeat step 4 5 3 PlaybackLevelAdjustment Since this adjustment determines the DOLBY NR level during playback it should be performed precisely Setting Mode Playback FWDandREV Test tape STD 341A 333H2 OdB portion AC mV meter TPl Lch and Tp2 Rch for the DOLBY NR assembly Procedure 1 Set the CT 9R the FWD direction then adjust ...

Page 33: ...e levelmeterreadsOdB Fig 5 8 Levelmetercheck a TP3 STOP SOURCE 333H2 10dBv 316mV TPB Lch and TP4 Rch for the DOLBY NR as sembly rpz___ e e FP 1 r l DOLBY NR assembly vnrTos a vR1701 1e l vnrzoz I A vRr704 F suulmntitier I assembly I l r u l 11702 tTo t I M E I F assembly A l L l t l f t m t TP2 I I J 0 f l f unsoz L f r 0 l 1vnsos Q vR3o6 ll llvnso g vnsos I lUr 4 u 6 I vnSoz n L L J l I TP4 ____ ...

Page 34: ...T level control Max Test tape STD 608A AC mV meter OUTPUT terminals VR303 VR304 Min Procedure 1 Adjust the INPUT level control so that the AC mV meter reads 14dBv 199mV 2 Set the MONITOR switch to the TAPE position 3 Adjust the VR303 Lch and VR304 Rch so that the AC mV meter reads the maximum output level and then bring back until the output level drops 2dB Fig 5 12 As VR303 and VR304 interact wit...

Page 35: ...kHz 30dBv onto the STD 608A Adjust the VR303 Lch and VR304 Rch so that the 10kHz playback level reads 1 0dB higher than that of 333H2 4 Record and play back the input signals onto the STD 603 Adjust the VR301 so that the lOkHz playback level reads within 0 5dB l6 dB at BSBHz 5 Likewise record and playback the input signals onto the STD 604 Confirm that the playback Ievel meet specifications If the...

Page 36: ... UsingSTD 603 with DOLBY NR OFF Using STD 603 with DOLByNR ON B and C type I T I 3 5 d B t l l I_ _ u l A i25H sHt f I I 3 5dB I 0 J A t_ _ _t l _ tZaH 333Hr a 63Ht I 4d8 h OverallFrequency Response afterAUTO B L E hasbeenadjusted UsingSTD 608A STD 608 and STD 604 with DOLBY NR OFF _L v t lda I I I r sd8 A 3da zf l L _ 2 5dA I f I kH ou l un i xH UsingSTD 608A STD 603and STD 604with DOLBY NR ON B ...

Page 37: ...p 1 Setting Mode STOP InputSignal 2kLIz 17dBv 0 4V P P Sine wave to TP6 of the Mother assembly DC mV meter TP7 of the Mother assembly Procedure 1 Remove the connector B of the Mother assem blv 2 Adjust the VR309 so that the DC mV meter reads10 5V10 25V 3 Retum the connector B to the original position Fig 5 18 Leader tapedetectadjustment Step 2 Setting Mode Playback Tape Cassettehalfwithouttape AC ...