Aiwa-XRH66MD-cs-sm 电路图维修手册.pdf

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1、anua . K alwa SERVICE XR-H66MD MD/CDSTEREOSYSTEM SYSTEM CD SPEAKER REMOTE CASSEIVER CONTROLLER XRH66MDCXNH66MDSX-NH66RC-7AS15 GIf requiringinformationabouttheCDmechanism,seeServiceManualof 4ZG-1. (S/MCodeNo.09-978-221 -20T) RadioFans.CN 收音机爱好者资料库 TABLEOFCONTENTS SPECIFICATIONS. . 3 PROTECTIONOFEYES

2、FROMLASERBEAMDURINGSERVICING.4 PRECAUTIONTOREPLACEOPTICALBLOCK. 4 NOTEONBEFORESTARTINGREPAIR. 5-6 DISASSEMBLYINSTRUCTIONS.7-9 ELECTRICALMAINPARTSLIST. 10-15 CHIPRESISTORPARTCODE.l5 TRANSISTORlLLUSTRATION.l6 BLOCKDIAGRAM-1(MAIN/FRONT).l7-18 BLOCKDIAGRAM-2(MDMAIN). 19-20 WIRING-1(MAIN).2l.22 SCHEMATIC

3、DIAGRAM-1(MAIN).23-25 SCHEMATICDIAGRAM-2(FRONT/MDKEY/MDKK).26-28 WIRING-2(FRONT). 29-30 FL(BJ592GK)GRIDASSIGNMENT/ANODECONNECTION.3l-32 ICBLOCKDIAGRAM-1.! .o.o.33-35 SCHEMATICDIAGRAM-3(FR-MD/ FR-CD).33 WIRING-3(MDKEY/MDKK/ FR-MD/ FR-CD).34-35 SCHEMATICDIAGRAM-4(MDMAIN). 36-38 WIRING-4(MDMAIN). 39-41

4、 ICBLOCKDIAGRAM-2. 42-44 SCHEMATICDIAGRAM-5(MDDIGITAL/MDMOTOR/MDDISHSENS/ MDO-LHEAD).44 WIRING-5(MDDIGITAL/MDMOTOR/MDDISHSENS/ MDO-LHEAD).45-46 WIRING-6(AC1/ AC2). .47 ICBLOCKDIAGRAM 3 . 48-51 ICDESCRIPTION.52-63 CDTESTMODE. .64 MDTESTMODE.65-66 ADJUSTMENT-1. 67 PRACTICALSERVICEFIGURE. 68 ADJUSTMENT

5、-2. 69-70 MECHANICALEXPLODEDVIEW1 / 1 .=.7l-72 MECHANICALPARTSLIST1 / 1 . 73 MDMECHANISMEXPLODEDVIEW1 / 2 .74 MDMECHANISMPARTSLIST1 / 2 .75 MDMECHANISMEXPLODEDVIEW2/ 2 .76 MDMECHANISMPARTSLIST2 / 2 .77 SPEAKERDISASSEMBLYlNSTRUCTIONS.78 SPEAKERPARTSLIST.79 ACCESSORIES/ PACKAGELIST. 79 -2- RadioFans.C

6、N 收音机爱好者资料库 SPECIFICATIONS Tuningrange87.5MHzto108MHz Usablesensitivity(IHF)13.2dBf Antennaterminals75ohms(unbalanced) cAMTunersection Tuningrange530kHzto1710kHz(1 O kHzstep) 531kHzto1602kHz(9kHzstep) Usablesensitivity350V/m AntennaLoopantenna Poweroutput60wattsperchannel,Min. RMSat6 ohms,from50Hzt

7、o 20kHz,withnomorethan1Y. TotalHarmonicDistortion * withoutconnectingtotheSURROUNDSPEAKERS Totalharmonicdistortion0.1%(20W,1 kHz,6 ohms, DINAUDIO) InputsAUX:400mV TAPEPLAY:400mV MIC:1.8mV/1O kohms DIGITALIN outputsSUPERWOOFER:1.9V SPEAKERS:acceptspeakersof 6 ohmsormore SURROUNDSPEAKERS:accept speake

8、rsof16ohmsormore PHONES(stereojack):accepts headphonesof32ohmsormore CDDIGITALOUT TAPERECOUT cCompactdiscplayersection LaserSemiconductorlaser(k=780nm) D-Aconverter1 bitdual Signal-to-noiseratio85dB(1kHz,O dB) Harmonicdistortion0.05%(1kHz,O dB) WowandflutterUnmeasurable Scanningmethod Recordingsyste

9、m Rotationspeed Samplingfrequency No.ofchannels A-D,D-Aconverter Frequency Wowandflutter Non-contactopticalscanner (Semiconductorlaserapplication) Magneticpolaritymodulation overwritesystem Approx.400-900rpm(CLV) 44.1kHz Stereo:2 channels Monaural:1 channel 1 -bit 20-20000Hz+0.5-1.5dB Unmeasurable P

10、owerrequirements Powerconsumption Dimensionsofmainunit (WXHXD) Weightofmainunit cSpeakersystemSX-NH66 Cabinettype Speakers Impedance Outputsoundpressurelevel Dimensions(Wx Hx D) Weight 120VAC,60HZ 100W 260 x 338x344mm (l O/,x133/8x135/,in.) 9.5kg(20lb15OZ.) 3 way,bassreflex(magnetic shieldedtype) Wo

11、ofeE 160mm(63/,in.)conetype Tweetec 6(Imm(23/,in.)conetype Supertweetec 20mm(13/lG in.)ceramictype 6 ohms 87dBANlm 236x 388x260mm (93/8x133/,x10/,in.) 3.4kg(7lb8OZ.) GDesignandspecificationsaresubjecttochangewithout notice. GTheword“BBE”andthe“BBEsymbol”aretrademarksofBBE Sound,Inc. Underlicensefrom

12、BBESound,Inc. 3 RadioFans.CN 收音机爱好者资料库 PROTECTIONOFEYESFROMLASERBEAM Thissetemployslaser.Therefore,besuretofollowcarefully theinstructionsbelowwhenservicing. WARNING! WHENSERVICING,DONOTAPPROACHTHELASEREXIT WITHTHEEYETOOCLOSELY.INCASEITISNECESSARY TOCONFIRMLASERBEAMEMISSION.BESURETO OBSERVEFROMADIS

13、TANCEOFMORETHAN30cm FROMTHESURFACEOFTHEOBJECTIVELENSONTHE OPTICALPICK-UPBLOCK. Caution:Invisiblelaserradiationwhen openandinterlocksdefeatedavoidexpo- suretobeam. Advarsel:UsynligIaserst?dingvedAbning, m%sikkerhedsafbrydereerudeaffunktion. UndgAudsa?ttelseforstrling. VAROITUS! LaiteenKayttaminenmuul

14、lakuintassakayttoohjeessamainit- ullatavallasaattaaaltistaakayt-tajanturvallisuusluokan1ylit- tavallerkikymattomalleIasersateilylle. VARNING! Omapparatenanvandspc!I annatsattanvadsomspecificeras idennabruksanvising,kananvandarenutsattasforosynling Iaserstr, II1 II II L In some models, it is PIN (EJ

15、MICROCOMPUTER 18 ./f 1 2 ,. =D196; .0 . . PE!Eclj depending upon microprocessor. . 8 1 2 OVER LOAD DETPOWER AMP . 6. DC DET POWER AMP . Q11O AC DET POWER SUPPLY i Emml 1777 L“” -. . In such a case, check also if the POWER AMPLIFIER circuit or power supply circuit has any abnormalities or not, 2-2.Re

16、garding reset There are cases that the machine does not work correctly because the MICROCOMPUTER is not reset even though the AC power cord is re-inserted, or the software reset (pressing the STOP key + POWER key) is performed. When the above described phenomenonoccurs, it can leads to wrong judgmen

17、tas if the MICROCOMPUTERis defective and to exchange the MICROCOMPUTER.In such a case, perform the forced-reset by the following procedure and check good or no good of the MICROCOMPUTER. Remove the AC power cord, L- FRONT C.B 15Vss TT ,C113 MICRO- COMPUTER I . Fig-2-2 Short the both ends of the elec

18、trolytic capacitor Cl 13that is connected to VDD of the MICROCOMPUTER with tweezers. Connect the AC power cord again, If the MICROCOMPUTER returns to the normal operation, the MICROCOMPUTER is good. Note: The reference number or MICROCOMPUTER pin number of transistor (Ql 10)and electrolytic capacito

19、r (Cl 13)can change depending on the models, Be sure to check the reference numbers on schematic diagram before starting the discharging work, 2-3. Confirmation of soldering state of MICROCOMPUTER Check the soldering state of the MICROCOMPUTER in addition to the above described procedures, Be sure t

20、o exchange the MICROCOMPUTER after surely confirming that the trouble is not caused by poor soldering but the MICROCOMPUTER itself, Fig-2-1 5- -6- DISASSEMBLYINSTRUCTIONS 1.MD block removal 1)Remove the CABI, STEEL. 2) Remove the PANEL, TRAY MD. , Note: If EJECT function does not work with the OPEN/

21、CLOSE button due to a mechanicalfailure, insert the minus screwdriver to the hole on the bottom of the set, and turn it to clockwise 4 0 0 0 0 Bottom of the set (front) 3) Remove the 16 screws and PANEL, REAR. fully. Pull and eject the tray 4) Disconnect the FFC 22P cable and FFC 13P cable from the

22、MD MAIN C. B, and CN 704 from the MD 5) Remove the 4 screws on the side panel. A 6)Pull theMDblock to backward. Pull backward. 7)Remove the 4 screws on the side panel of the MD block. . += + 8)For an operationalcheck of MD block, connectFFC on chassis. 22P and FFC13Pdirectly toMD MAINC. B -7-8- 2.CD

23、blockremoval 1)RemovetheCABI,STEEL. 2)RemovethePANEL,TRAYCD. 3)Removethe16screwsandPANEL,REAR. 4)DisconnectFFC13PandFFC6PcablesfromtheCDblock,toMDMAINC.B. 5)Removethe2screwsonthesidepanel, 6)PulltheCDblocktobackward. I =3 Pullbackward. -9- ELECTRICALMAINPARTSLIST If cantunderstandfor Descriptionplea

24、sekindlyreferto”REFERENCENAMELIST”. REF. NO.PART NO,KANRIDESCRIPTION NO. IC 87-A2O-7O7-O1O 87-NB5-601-11O 87-A2O-593-O1O 87-A2O-7O8-O1O 87-017-915-080 87-A20-709-040 87-070-289-040 87-zG5-621-O1O 87-017-920-040 87-A20-755-080 87-A2O-71O-O4O 87-A2O-O83-O1O 87-A20-711-040 87-A20-712-040 87-A20-450-040

25、 87-A2O-O56-O1O 87-001-982-010 87-A20-698-080 87-A20-613-040 86-NFz-676-080 87-A20-797-040 87-A20-456-040 87-A20-798-040 87-017-888-080 87-A20-714-040 87-A20-602-040 87-002-528-080 86-NFZ-655-O1O 87-A2O-438-O1O 87-A20-971-040 87-A2O-87O-O1O TRANSISTOR 87-026-263-080 87-026-423-080 89-213-750-010 87-

26、A30-076-080 89-115-884-080 87-A30-075-080 89-341-164-080 87-026-610-080 87-A30-196-080 87-A30-071-080 87-A30-072-080 87-026-609-080 87-A30-086-070 87-A3O-1O6-O7O 87-A30-111-080 87-A3O-137-O1O 87-A3O-138-O1O 87-A3O-162-O1O 87-A30-073-080 87-A30-087-080 89-327-143-080 87-026-412-080 87-A3O-117-O1O 87-

27、A3O-185-O1O 87-A30-074-080 89-109-521-080 DIODE 87-001-166-080 87-017-447-010 87-A40-270-080 87-A40-291-080 87-A40-269-080 C- IC, CXA2523AR c- IC, LC866560W-5H42 IC, SPS-442-1-A C-IC,CXD2652AR IC, BU4094BCF C-IC,BD791OFV IC, BU2092F C-IC,CXP81952-7NB5 IC, HM51W4400BS/BLS78 C- IC, AK93C45AF C-IC,s-81

28、1OAMP IC, BA3835S C-IC,BA5970FP C-IC,BA6417F c-IC,BH3864F IC, BA3880S IC, TA7291S c-IC,AK4512VF c-IC,BU9262AFS C-IC,NJM4558MD C- IC, NJU7221U30 C-IC,BH381OFS c-IC,NJU7221U35 IC, NJM4558ND c-IC,NJM2370U33 C-IC,M5291FP IC, TC7W04F IC, LC72131D(Z) IC, LA1837 C-IC,SN74LV14APW IC, GP1F37R C-TR,RN141O C-T

29、R,RN2305 TR,2sB1375(25W) C-TR,2SC3052F CHIPTRANSISTOR,2SA1588Y C-TR,2SA1235F CHIPTRANSISTOR,2SC4116Y TR, KTc3198GR TR, 2SC4115SRS C-lR, RTIN144C C-TR,RT1P144C TR, KTA1266GR c-TR,csD1306E C-TR,CNBT5551 TR, C2N5401 TR, 2SD2494 TR, 2SB1625 FET, 2SK2937 C-TR,RT1N141C C-FET,2SK2158 TR,2SC2714(0.lW) C-TR,

30、RN1305 TR, 2SA1357 TR, 2SD1381FQR C-TR,RT1P141C TR, 2SA952(0.6w) DIODE,1SS301 DIODE,GBU4DL C-DIODE,MC2838 DIODE,1N4148M(CPT) C-DIODE,MC2836 REF.NO.PARTNO.KANRIDESCRIPTION NO. Clol C102 C103 C104 C105 c106 C107 c108 C109 Cllo Clll C112 C113 c116 C117 c118 C119 C120 C121 C122 c123 c124 C125 C201 C202

31、c205 C206 C207 C208 C209 C21O C211 C212 c213 C214 C215 c219 C220 C221 C222 C223 C225 c226 c229 c230 C242 C243 C244 C401 C402 C403 C404 C405 -1o- 87-A40-246-080 87-070-274-080 87-017-932-080 87-A40-341-080 87-070-334-080 87-A40-412-040 87-070-136-080 87-A40-184-090 87-017-931-080 87-A40-180-040 87-A4

32、0-003-080 87-A40-313-080 87-A40-234-080 87-020-583-080 NAINC.B 87-016-043-090 87-016-043-090 87-010-928-090 87-010-928-090 87-012-368-080 87-012-368-080 87-012-368-080 87-012-368-080 87-010-196-080 87-010-196-080 87-010-196-080 87-010-196-080 87-010-407-080 87-010-407-080 87-016-285-080 87-010-263-0

33、80 87-010-260-080 87-010-403-080 87-012-140-080 87-010-263-080 87-010-384-080 87-010-112-080 87-010-235-080 87-010-400-080 87-010-400-080 87-010-180-080 87-010-180-080 87-010-404-080 87-010-404-080 87-010-404-080 87-010-404-080 87-010-186-080 87-010-186-080 87-010-260-080 87-010-260-080 87-010-196-0

34、80 87-010-196-080 87-010-196-080 87-010-196-080 87-010-196-080 87-010-194-080 87-A1O-516-O8O 87-A1O-516-O8O 87-012-358-080 87-012-358-080 87-010-408-080 87-010-197-080 87-010-408-080 87-010-187-080 87-010-187-080 87-010-405-080 87-010-405-080 87-010-260-080 DIODE,IN4148T-72 DIODE,1N4003SEM ZENER,WTJ

35、6.2B ZENER,MTZJ36A ZENER,MTZJ1OB C-DIODE,SB05-05CP ZENER,WTZJ5.lB DIODE,RF34 ZENER,MTZJ5.6B C-DIODE,SB07-015C ZENER,MTZJ4.3A C-DIODE,MC2840 ZENER,MTZJ5.6A CHIPZENER,02CZ5.lY CAP, E3300-50VR CAP,E3300-50VR CAP,E4700-25SMG CAP, E4700-25SMG C-CAP,S0.1-50F C-CAF,S0.1-50F C-CAP,S0.1-50F C-CAP,S0.1-50F CHIPCAPACITOR,0.1-25 CHIPCAPACITOR,0.1-25 CHIPCAPACITOR,0.1-25 CHIPCAPACITOR,0.1-25 CAP, ELECT33 -50V CAP,ELECT33-50V CAP, E47-1 OOSME CAP, ELECT100-1OV CAP, ELECT47-25V CAP, ELECT3 .3-50V CAP,470P CAP, ELECT100-1OV CAP, ELECT1OO-