Pioneer-CT9R-tape-sm 维修电路原理图.pdf
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1、(D rrloNeerlORDER NO.ARP- O97-OSTEREO CASSETTE TAPE DECKr In CT-9R, a one-chip lC (PA3012) is incorporated in the DOLBy NR circuit with thefollowingserialNo.TypeSerial No.KU3604701KC3400501H E8402301H B8500301H P8600101D9302201D/G9303301r For the contents other than those described in this additiona
2、l service manual, please see the originalservice manual.GGT-9FIrH; ffi; r:D,cPICINEEFI ELECTFIEINIC CCIFIPCIFIATICIN 4-1, Mesuno 1-chome, Mesuno-ku, Tokyo 158, JapanPICINEEFI ELECTFICINICA IUAAI tNC. 1925 E. Dominguez St., Long Beach, Catifonnie gOBlo U.S.A.PICINEEFI ELEcrFtclNtc EUFtopEl N.v. Luirh
3、agen-H-ven s, aoso Anrwenp, BetgiumPICNEEFf ELEcTFlctNlca AUC|TFIALIA PTY. L7to. lze-le4 Boundatry Fioad, Bnaeside, vicronia g.198, Ausrnatiar The Part No. of the P.C. board was changed as follows:-eoaruTyp -Mother AssemblyDOLBY NR ArrmblySub Amp AgmblyMIC Amp AgmblyotdNewotdNrrroldNowoldNewKURWX-53
4、5RWX.578RWX.551andRWX.547RWX-579RWF-097RWF-102RWF-099RWF-103KCH EHBH PDD/GContinued on page 2YZ O APR. 1982 Printed in JapanRadioFans.CN 收音机爱 好者资料库Continued from page 1P.C. BoardTypeHeadphones Amp AssemblyPower Supply AssamblyVoltag Change AssamblyRmarksoldNewoldNewotdNewKURWF-098RWF-104RWR.O85RWR-0
5、89Non-useRWX.603KCRWR.O88RWR.O9OH ERWR-086RWR-091H BH PDRWR.O87RWR.O92RWX-590D/Ge When replacing the DOLBY NR lC PA3012 in 3-head decks:1. As a rule, replace ICs with only ICs of thesame rank within each channel (right or left).2. If an IC of the same rank is not available, theIC of one rank higher
6、or lower (see table 1below) can be used instead. However. after re-placement, the ICs on the recording side andthe playback side must not differ by more thanone rank.3. The colors in table 1 refer to the color markingon the top surface of the IC package (see fig.l).Ranking colorExample:Acceptable re
7、placement:Rank does not differ within each channel.Unacceptable replacement:o In this example, the rank of yellow and violetare more than one rank.H I G HtLOWILchRchRecordingSidePA3012-01-RPA3012-0t -YPlaybackSidePA3012-01-RPA3012-01-YLchRchRecordingSidePA3012-01-OPA3012-01-VPlaybackSidePA3012-01-OP
8、A3012-O1-GRankPart No.Color1PA3012-01-RRed2PA3012-01-VVioletJPA3012-01-GGreen4PA3012-01-YYellow5PA3012-01-OOrangebPA3012-01-BBlueLchRchRecordingSidePA3012-01-OPA3012-01-YPlaybackSidePA301 2-01-OPA3012-01-VTable 1RadioFans.CN 收音机爱 好者资料库1. PARTS LISTNO?ES:c When ordering resistors, first conuert resis
9、tance ualues into code form as shown inthe fo IIo w ing e x am ple s.Ex. 1 When there are 2 effectiue digits (any digit apart from 0), such as 560 ohmand 47h ohm (tolerance is shown by J = SVo, and K = 10V.).560o 56 x 10t 561 . . RD%PS t56.r47ha 47 x 103 473 . . RD%PS AAJ0 . 5 a 0 R 5 . . . . . . .
10、. R N 2 r / E t r rT O0 1 0 . . . . . . . R s . l P D o rEx. 2 When there are 3 effectiue digits (such as in high precision metal film resis-tors).5.62ha 562 x IO0 5621. . RNy4SR tr6jtr4 ro The l4 mark found on some component parts indicates the iportance of thesafety factor of the part. Therefore,
11、when replacing, be sure to use parts of identicaldesignation.c For your Parts Stoch Control, the fast mouing items are indicated ttith the marhs* and *.* GENERALLY MOVES FASTER THAN *.This classification shall be adjusted by each distributor because it depends on modelnumber , temperature, humidity,
12、 etc.Miscellaneous Parts ListP.C. BOARD ASSEMBLIESMark Part No.Symbol & DescriptionA * Rrr-231RTT-263RTT.251 RTT-252A * P54-649RSA.O52RSA-043A RDG-022(RDG-030)RDG-027RDG-032RDG-029RDG-024A RWX-234RWX-235c43-003A * ner-ossREK-064REK.O54REK-047REK.OsiREK.O63RSX-045RSX-020* RAW_164* RAW-165* sLF-201C*
13、RXX-337i RPB-095* RXP-l 11RXX-334Power transformer (120V; KU typel(120V; KC type)l22OVl24OV; HE, HB, HP types)fi2OV l22ov 1240V; D, D/G typeslPower 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 type
14、lD, D/G typesFuse T2A (KU, KC typeslT800mA (HE, HB, HP typeslT2. 5A (HE, HB, HP types)T3.15A (HE, HB, HP types)T1A (D type)T1 .5A (D/G type)Line Voltage Selector (Switchable 2positions; 22OV l24OVl(switchable 3 positions; 120V/220V1240Vl.Display assemblyLevel meter assemblyHalf LEDHead assemblyErase
15、 HeadPlunger solenoidFC coil assemblyOTHERSMark Part No.Symbol & DescriptionRWX.578RWX-579RWX-536RWF-102RWF-103RWX-532RWF.104RWR.O89RWR-090RWR-091RWR.O92RWS-151RWX.533RWX.603RWX-590RWX.588RWX.584RXX.359RXX.361Mother assemblVDOLBY NR assemblyEqualizer assemblySub amplifier assemblyMIC amplifier assem
16、blyMeter drive assemblvHeadphones ampl if ier assemblyPower supply assembly (KU type)(KC typel(HE, HB and HP types)(D and D/G types)Function switch assemblyCounter assemblyVoltage change assembly (KU, KC,HE, HB and HP types)(D and D/G types)Reel motor control assembly CCapstan motor control assembly
17、 EReel motor assembly C(lncluded in the reel motor driveassembly C and the reel motordrive coil).Capstan motor coil assembly(lncluded in the capstan motordrive coil.)f-Mother AssemblyCAPACITORSPart No.(RWX-578)MarkPart No.$ymbol & DoscriptionSymbol & DescriptionA BslPF lotJRM 10-273JRM11-103JRM5-103
18、JRM5-223JRM8-223JR444R397R423R424R402R463R301-R332, R335, R337, R339-R350, R354, R355, R364-R369,R371-R377, R379-R381, R383,R385-R396, R399-R401, R403,R405-R421, R425-R443, R445,R446, R448-R451 , R4g-R462,R464Symbol & Descriptionrc301rc310rc306tc309rc311rc305rc303, tc304tc307rc308o3010303. 03040302,
19、 0306o307o30s, 0314*0316, O319-0321,0323, 0325, 0326, 0328o309-o31 24317, 0322,0324, 0327D301-D305, D314-D336CKDYF 473250CEA RlOM 50CEA R22M 50CEA R47M 50cEA 010M 50CEA 4R7M 50CEA 3R3M 50cEA 100M 25oEA220M 25cEA 470M 25cEA 101M 25cEA 100M 16cEA 220M 16cEA 221M 16cEA 222M 10cEA470M 10CEA 221M 6R3CEA
20、101M 6R3coMA 1 52J 50coMA 122J 50coMA 332J 50coMA 682J 50coMA 272J 50coMA 272K 50coMA 123J 50coMA 103J 50coMA 683K 50coMA 123K 50c301, c318, C335, C363c362c327, C328, C339, C343c325, C326, C354, C357, C364c314, C355, C356, C366c371, C384c329, C330c313c304, c374. C383c303c365c323, C324, C359, C370, C
21、377,c386c369c302, c321, C368, C376c345c306, c322c361c360, c372c346, C3s0c342c307, c308. C347,C351c348, C352c319, C320c381, C382c338, C349, C353c309, c310c336, C337c340, c341RDz4PM trtrO JSEMICONDUCTORSMark Part No.* NJM4558D(8445581(AN6552)* PD6006* PD4012* PM3001* PA3010* PM9001A* pPD4011BC* TC4001
22、BP(HD14001 B)(M8840018M)(pPD40O1C)* 84619* 25C2497(2SD1189)* 2sD11g9l2sc2497l(2SD8821* 2SC20602SC2673)(2SC1383NCl* 2SA934(2SA881)* 2SC1740LN(2SC2021 )(2SC18151(2SC2634NC)* 2sc174oLN* 2SA1015(2SA933LN)2SA937(2SA1127NC)* 1s2473(us1040)coMA 103K 50 c312coMA 473K 50 c367coMA 682K 50 C315coMA 472K 50 c35
23、8ccDsL 220K50 c378. C379CKDYF 1032 50 c305, c375, C385cosH 181K 50 C316. C317coPA 182J 100 C31 1RESISTORSNote: When ordering resistors, conuert the resistance ualueinto code form, and then rewrite the part no. as before.Mark Part No.Symbol & DescraptionRCP-195(RCP-1 50)RCP-189RCP-145)RCP-196RCP-1s1R
24、CP-199(RCP-1 54)RCP-197(RCP-1 s2)VR301 , VR305-VR307 Semi-fixed (22k-B)VR302 Semi-fixed 12.2k-BlVR303, VR3O4 Semi-f ixed(33k-B)VR309 Semi-fixed (100k-BlVR308 Semi-fixed (47k-B)COILSMark Part No.Symbol & DescriptionRESISTORSNote: When ordering resistors, conuert the resistance uolueinto code form, an
25、d then rewrite the part no. as before.Mark Part No.Symbol & DescriptionRD%PM otrtr JSEMICONDUCTORSMark Part No.R601-R715, R717. R718Symbol & Description* * PA3012-01-R(PA3012-01-V)(PA3012-01-c)(PA301 2-01-Y)(PA3012-01-O)(PA3012-01-B)rc601-rc604* NOTE:Always read the precautionsing IC replacement.on
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