Pioneer-XCLA21-int-sm维修电路原理图.pdf

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1、ORDER NO. PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-

2、01, Singapore 159936 PIONEER CORPORATION 2000c XC-LA21 RRV2392 T IZK OCT. 2000 Printed in Japan STEREO CD TUNER 1. SAFETY INFORMATION.2 2. EXPLODED VIEWS AND PARTS LIST . 4 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM.8 4. PCB CONNECTION DIAGRAM.20 5. PCB PARTS LIST.30 6. ADJUSTMENT.33 CONTENTS 7. GENERAL

3、 INFORMATION . 37 7.1 DIAGNOSIS.37 7.1.1 TROUBLE SHOOTING . 37 7.1.2 DISASSEMBLY/ASSEMBLY.41 7.2 PARTS.49 7.2.1 IC . 49 7.2.2 DISPLAY.51 7.3 REMOTE CONTROL UNIT . 52 8. PANEL FACILITIES AND SPECIFICATIONS.54 THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ComponentModelService manua

4、lRemarks COMPACT MINI COMPONENTX-LA21RRV2370 STEREO CD TUNERXC-LA21RRV2392This manual. STEREO POWER AMPLIFIERM-LA21RRV2393 SPEAKER SYSTEMS-LA21RRV2394 System Component Table LA21 3 COMPACT DISC MULTI CHANGER STEREO CD TUNER Type Model Power Requirement The voltage can be converted by XC-LA21the foll

5、owing method. DBDXCNAC110-127V/220-230/240VWith the voltage selector DDXCN/ARAC110-127V/220-230/240VWith the voltage selector RadioFans.CN 收音机爱 好者资料库 XC-LA21 2 Additional Laser Caution 1.Laser Interlock Mechanism The position of the switch for detecting loading state is detected by the system microp

6、rocessor, and the design prevents laser diode oscillation when the switch is pressed physically. Thus, the interlock will no longer function if the switch is released physically and deliberatery. Laser diode oscillation will continue, if pin 46 of TA2065F (IC2) on the CD SERVO PCB ASSY is connected

7、to GND, or else the terminals of Q1 are shorted to each other (fault condition). 2.When the cover is opened, close viewing of the objective lens with the naked eye will cause exposure to a Class 1 laser beam. LASER DIODE CHARACTERISTICS MAXIMUM OUTPUT POWER: 5 mW WAVELENGTH: 760 - 800 nm IMPORTANT T

8、HIS PIONEER APPARATUS CONTAINS LASER OF CLASS 1. SERVICING OPERATION OF THE APPARATUS SHOULD BE DONE BY A SPECIALLY INSTRUCTED PERSON. LABEL CHECK 1. SAFETY INFORMATION This service manual is intended for qualified service technicians ; it is not meant for the casual do-it- yourselfer. Qualified tec

9、hnicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not quali

10、fied to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. RadioFans.CN 收音机爱 好者资料库 3 XC-LA21 2.1 PACKING (X-LA21) 2. EXPLODED VIEWS AND PARTS LIST NOTES: Parts marked by NSP are generally unavailable bec

11、ause they are not in our Master Spare Parts List. The mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Screws adjacent to mark on the product are used for disassembly. SYSTEM SPEAKE

12、R REAR XC-LA21 REAR M-LA21 FRONTFRONT FRONTFRONT TOP SIDETOP SIDE 13 3 1 5 14 7 4 11 17 15 16 19 20DDXCN/AR Only 9(2/2) 10 10 9(1/2) 8(2/2) 12 8(1/2) 18 18 11 8(2/2) 12 12 8(1/2) 6 2 (1) PACKING PARTS LIST Mark No. Description Part No. 1AM Loop AntennaANT-PMT1E-AL 2Remote Control UnitAXD7289 3RCA Au

13、dio Cable122003220100 NSP4AAA Size R03 Batteries130115004000 5FM Wire Antenna132030001001 6Power-cord Plug Conversion Adaptor 138011722000 7Battery Door500RC4603070 8Polyform Unit800PMT190001 9Polyfoam (Speaker)800PMT390000 10Poly Foam Sheet (C) SP801999000002 11Polythenefoam Sheet801999000005 NSP12

14、PE Polybag (AC Cord)805032115000 NSP13PE Polybag (Remocon)805035105000 NSP14PE Polybag (Antenna)805070100000 NSP15PE Polybag (I Book)805085140000 16Operating Instructions811PMT391011 (English/Spanish/Chinese) 17CartonSee Contrast table (2) 18Corrugate Card815001405213 19Additional Sheet810PMT395010

15、20Correction SheetSee Contrast table (2) (2) CONTRAST TABLE X-LA21/DBDXCN and DDXCN/AR are constructed the same except for the following : Part No. MarkNo.Symbol and DescriptionX-LA21X-LA21Remarks /DBDXCN/DDXCN/AR 17Carton813PMT393020813PMT393010 20Correction SheetNot used810PMT395020 RadioFans.CN 收

16、音机爱 好者资料库 4 XC-LA21 2.2 EXTERIOR SECTION G F E B J D C D C A H G E F K K H A B J 8 34 87 71 5 27 7 2 7 15 64 32 20 8 44 28 31 8 56 15 51 59 1 8 2 2 8 14 49 8 16 53 2 8 13 6 15 50 62 15 6 2 8 16 48 35 37 8 47 12 8 58 77 9 8 75 74 46 76 19 16 9 73 80 45 79 81 82 17 60 8 41 10 40 85 52 33 Refer to sect

17、ion 2.3 CD MECHA. SECTION. 6 6 39 18 26,61 29 8 8 16 36 70 89 69 65 84 44 93 22 55 91 92 94 99 21 67 95 97 24 42 43 23 8 78 90 25 68 98 38 8863 F A G B E C D 16 96 62 16 96 DDXCN/AR Only DDXCN/AR Only RadioFans.CN 收音机爱 好者资料库 5 XC-LA21 (1) EXTERIOR SECTION PARTS LIST Mark No. Description Part No. 1AU

18、DIO AssyPMT101000210 2ScrewBBZ30P060FMC 3 4 5ScrewBBZ40P060FMC 6ScrewBPZ20P050FMC 7ScrewBPZ26P080FMC 8ScrewBPZ30P100FNI 9ScrewCBZ30P060FMC 10CD AssyCD-PMT1E 11 12DISPLAY/CTL AssyPMT101000041 13RECT ASSYPMT1LA100061 14AUX AssyPMT1LA100091 15ScrewKBZ30P040FMC 16ScrewKBZ30P060FNI 17CD DOOR AssyPMT3CDDR

19、-DB 18TRANS AssyPMT1LA100071 19S-Assy PMT3 FP01SUBPMT3CDFP 20STD. TUNER AssyTUN-PMT1E-DL 21FFC Cable 16Pin L100040160100101 22FFC Cable 16Pin L260040160260100 23FFC Cable 17Pin L100040170100100 24FFC Cable 24Pin L200040240200130 25FFC Cable 30Pin L400040300400100 26STANDBY TRANSFORMER1233D4828140 27

20、Power TF EI35 11-24V1231D3513140 28Micro Fuse 251001124010010002 29Fuse (500mA/250V)124005020002 30 31Micro Fuse #25103.5124035010000 32AC CordSee Contrast table (2) 33CD MECHA,CMCJ153000117000 34Top Panel500PMT148002 35Direct Access Knob Lens500PMT111000 36Back Cover500PMT183000 37Power Standby Len

21、s500PMT129000 38Fuse Insulation Cap500623200000 39CD Base Adaptor R503PMT125000 40CD Base Adaptor L503PMT126000 41Servo PCB Bracket505PMT114000 42FL Bracket505PMT134000 43LED Bracket505PMT135000 44PCB Mounting Bracket505PMT136000 45Volume Knob510PMT328001 46Clock Control Knob510PMT108002 47Direct Ac

22、cess Knob Set510PMT109020 48Side Panel-L600PMT117002 49Side Panel-R600PMT118002 NSP50Bottom Tray600PMT121000 51Transformer Bracket605PMT122000 52FCC Cable HLD605PMT142000 53Cable Holder605PMT143000 54 55Heat Sink613PMT131000 56CD Shield Plate650PMT139000 57 58Display Filter Plate650PMT147002 59PC Sh

23、eet650PMT149000 60Transport Stopper PL650PMT197010 61Shielding Plate650277225000 62Rubber Foot700PMT384000 63Capacitor Boot700PMT150000 64Bushing700PMT156000 65Cable/Plastic Tie727000100000 66 NSP67Trans. Stopper Label809PMT194021 68AC Cord LabelSee Contrast table (2) 69Voltage LabelSee Contrast tab

24、le (2) 70Warning LabelSee Contrast table (2) 71Back LabelSee Contrast table (2) 72 NSP73Front Panel500PMT101002 NSP74GND. Copper Plate C650PMT152000 NSP75GND. Copper Plate D650PMT153000 NSP76GND. Copper Plate E650PMT155000 NSP77Control Panel Plate650PMT116020 NSP78Front Cover600PMT160010 NSP79Displa

25、y Lens500PMT106020 NSP80Illuminated Ring509PMT105000 NSP81CD Door500PMT102002 NSP82CD Door Cover600PMT120020 83 84PCB Insulation Sheet650PMT157000 85CD Caution LabelSee Contrast table (2) 86 87Voltage Sel. Cover500PMT110002 88Voltage Sel. Knob510PMT112002 NSP89Serial Label809000009000 90Tube AWG5 D4

26、.72 L70728000047L07 91Tube AWG5 D4.72 L90728000047L09 92Tube AWG1 D7.35 L120728000073L12 93Tube AWG1 D7.35 L160728000073L16 94Tube AWG1 D7.35 L15728000073L15 95Volume Chrome Ring509PMT330001 96Foot Stand509PMT329000 NSP97GND. Copper Plate A650PMT140000 NSP98GND. Copper Plate B650PMT141000 99Ferrite

27、Core032219180000 Mark No. Description Part No. (2) CONTRAST TABLE XC-LA21/DBDXCN and DDXCN/AR are constructed the same except for the following : Part No. MarkNo.Symbol and DescriptionXC-LA21XC-LA21Remarks /DBDXCN/DDXCN/AR 32AC Cord134250220000134220120016 68AC Cord LabelNot used809PMT394100 69Volta

28、ge LabelNot used809PMT394080 70Warning Label809PMT396110809PMT394010 71Back Label809PMT396030809PMT396050 85CD Caution Label809PMT194070809PMT394090 RadioFans.CN 收音机爱 好者资料库 6 XC-LA21 2.3 CD MECHA. SECTION C A C B B A 8 8 3 51 6 41 51 56 50 37 50 2 43 46 55 42 20 53 18 19 49 9 49 8 7 5 8 4 53 52 38 3

29、9 40 39 38 27 45 21 24 35 36 48 29 25 26 22 47 11 15 54 23 33 32 57 28 1 53 30 31 44 49 16 48 17 14 12 10 13 34 RadioFans.CN 收音机爱 好者资料库 7 XC-LA21 Mark No. Description Part No. CD MECHA. SECTION PARTS LIST Mark No. Description Part No. 1Assy Chassis45-093-4256 2Drawer 245-264-3278 3Assy Holder L45-09

30、3-3241 4Assy Holder R3B45-093-3296 5Assy Gear Drive45-093-4243 6Assy Carriage 10145-093-4347 7Bevel Gear 445-222-4214 8Assy Gear Star45-093-4244 9Cover 245-112-3154 10Shaft45-300-4173 11Slider 445-259-3175 12Gear Spline45-222-4021 13Bevel Gear 145-222-4059 14Gear Idler 145-222-4176 15Plate Spring45-

31、160-4174 16Bevel Gear 345-222-4177 17Pulley C45-222-4058 18Assy Clamper SO45-093-4358 19Arm Slider R45-219-3187 20Arm Slider L45-219-3188 21Slider 145-259-2185 22Assy Slider 245-093-3240 23Arm Stopper A245-239-4279 24Arm Stopper B45-239-4065 25Gear Idler A45-222-4128 26Gear Idler C45-222-4051 27Leve

32、r 245-259-3289 28Lifter45-259-3025 29Pulley A45-229-4052 30Assy Motor CRG S45-093-4238 31Assy Motor DRW S45-093-4239 32Spring01-080-4541 33Spring01-082-4643 34Spring01-082-4647 35Belt02-083-4171 36Belt02-083-4172 37Cushion45-063-4136 38Insulator45-063-3201 39Insulator45-063-3202 40Pickup UnitKSM213C

33、CM 41Assy Carriage 20145-093-4348 42Assy Carriage 30145-093-4349 43Spacer SW45-219-4127 44Assy PC Board A45-093-4263 45Assy PC Board B45-093-4265 46Assy PC Board C45-093-4264 47Rubber Cushion45-063-4115 48WasherGWP15X045025S 49ScrewGSL20A2606 50ScrewGSL20B2006 51ScrewGSL10B2006 52WasherGWN31X120050

34、53ScrewGSL15A2608 54ScrewGSP14A2604 55ScrewGST15A2005 56Lead Wire45-072-4171 57Lead Wire45-072-4172 RadioFans.CN 收音机爱 好者资料库 XC-LA21 8 A B C D 1234 1234 1010 27 28 29 30 CN3 (16P) CN4 (6P) CN101 CN102 CN6 (30P) CN8 (30P) CN401 (24P) CN205 (24P) CN404 (17P) CN207 (17P) CN5 CONTROL DATA CN402 Spindle M

35、otor PICKUP ASSY CD MECHA. (16P) B CD ASSY G DISPLAY/CTL ASSY A STD. TUNER ASSY 4 Carriage Motor Drawer Motor AM FM ANTENNA + - + - 321 1 2 CARR+FIN RFORFI CD-L +9V CD-R CARR- DRAW- DRAW+ IC2 TA2065F RF AMP. IC1 TC9284BF DECODER IC401 PDA068A SYSTEM CONTROL IC LCD401 FL TUBE IC4 BA4558N IC6 TA7291S

36、DRIVER IC3 TA2092N DRIVER 1 LO6 RO2 53 2 73 IC7 TA7291S DRIVER 73 FE101 T101T103 18 9191 27 28 29 30 73-76 VOL JOG KEY INPUT MM 6 1 7 RIN FIN RIN 5V 1212 -24V 1414 3V8 1515 P8V 1717 3V8 +9V 8-108-10 12-1512-15 FUNCTION JOG (FM) (AM) (FM) (AM) 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM

37、RadioFans.CN 收音机爱 好者资料库 XC-LA21 9 A B C D 5678 5678 31 7 9 12 13 10 7 9 12 13 10 CN206 (16P) CN202 (16P) J201 (13P) CN203 (13P) D AUX ASSY C AUDIO ASSY E RECT ASSY F TRANS ASSY FM-IN TUNER-L TUNER-L L-CD R-CD TUNER-R TUNER-R AM-RF IC901 BA4558N BUFFER IC201 BU4052BC SELECTOR IC302 5V REG. TF302 POWE

38、R TRANSFORMER TF303 POWER TRANSFORMER D301-D304 IC303 F306 AC IN 500mA/250V IC305 IC307 IC202 BH3854AFS IC101 LA1837NZ 1 27 17 16 11 13 11 13 CN13 (3P) CN208 (3P) 1 3 1 3 9V 9V 1 CN11 (14P) CN301 (14P) +TUNER9V +TUNER9V LIVE NEUTRAL +M9V 9V +CD9V +MCU9V AC3.8VAC3.8V AC3.8V AC24V MCUAC AC3.8V -24V 5V

39、 5V 2 3 4 8 9 10 11 1 2 3 4 8 9 10 11 L R AUXOUT L R AUXIN 57 31 3124 L R To M-LA21 14 1513 5 32 29 31 1 2 7 8 9 10 1 2 7 8 9 10 4 11 IC301 9V REG. CN302 (12P) SN302 (12P) 3 3 9V IC304 66 9V 42 CN204 (3P) Q908 Q909 CN208 (3P) 31 : AUDIO SIGNAL ROUTE (TUNER) : AUDIO SIGNAL ROUTE (RF/CD) (T) : AUDIO S

40、IGNAL ROUTE (AM) (AM) : AUDIO SIGNAL ROUTE (FM) (FM) : AUDIO SIGNAL ROUTE (AUX) (AU) (AU) (AU)(AU)(AU) (AU) (T) (AU)(AU) (AU) (AU) (AU) : AUDIO SIGNAL ROUTE (PHONES) (PH) (T) (T)(T) (FM) (AM) WH602 (4P) IC601 STK411-230 POWER AMPLIFIER RL601 PLY-DPDT L R SPEAKER OUT 1814 2215 1 (PH) CN22 (8P) SN602

41、(8P) IC504 BA4558N 57 31 7 5 7 5 CN604 (7P) CN20 (6P) PHONES JK503 42 L-CH R-CH (PH) L R From XC-LA21 3 5 M-LA21 4 LK501 (4P) 1 4 RadioFans.CN 收音机爱 好者资料库 XC-LA21 10 A B C D 1234 1234 123456789 10 11 12 13 14 15 16 12123456789 10 11 12 13 14 15 16 PICKUP ASSY CN3 123456789 10 11 12 13 14 15 16 17 123

42、456789 10 11 12 13 14 15 16 17 CN207 CN404 CN102 FM ANT 12 CN101 AM ANT CN6CN8 1 2 3 4 CN5 CARRIAGE MOTOR DRAWER MOTOR CARR+ DGND R-CH L-CH EXTRA SW SP CLT HOME SW CN2 SW CN1 SW OP/CL SW FWD SW RVS SW DMF DMR CMF CMR CD POWER SLT BUCK CCE B3 B2 B1 B0 MG AG DG +9V +9V CD-L CD-R CARR- DRAW- DRAW+ 1 2

43、3 4 5 6 CN4 DM+ DM- FM+ FM- SLT GND 1 2 3 4 5 6 CN2 EXTRA SW HOME SW COM CN2 SW CN1 SW OP/CL SW 7 FWD SW 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 CN401CN205 FWD SW RVS SW OP/CL

44、SW CN1 SW CN2 SW HOM SW EXTRA SW DMR DMF CMR CMF CD-BUS0 CD-BUS1 CD-BUS2 CD-BUS3 CD-CCE CD-BUCK CD POWER SYS-MUTE CD-SW PUIN CLOCK POWER RDS-DATA RDS-CLOCK NC CHANNEL 0 TUNER CHANNEL 1 VOL-DATA VOL-LATCH VOL-CLOCK POWER CTRL DTS-PLLCLOCK 5V DTS-PLLPERIOD -24V GND 3V8 P8V DTS-TDATA 3V8 DTS-PLLSTEREO

45、24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 RVS SW M M CD ASSY (CD-PMT1E) CD MECHA. B DISPLAY/CTL ASSY (PMT101000041) G STD. TUNER ASSY (TUN-PMT1E-DL) A 3.2 OVERALL WIRING DIAGRAM RadioFans.CN 收音机爱 好者资料库 XC-LA21 11 A B

46、 C D 5678 5678 L R AUX IN L R AUX OUT 1 2 3 1 2 3 CN13 TUNER-L GND TUNER-R 123456789 10 11 12 13 123456789 10 11 12 13 CN203 J201 MUTE AGND VOLOUTR 123 123 CN208 CN204 AGND VOLOUTR VOLOUTL AGND VOLOUTL AGND LINEOUTL MUTE CLT LINEOUTR +9V SPCTL AUXINL AUXINR 123456789 123456789 CN204 SN204 PWR CTL AC

47、 9V AGND GND DGND +3V PGND -31V CN206CN202 CN201 R-CH DGND L-CH SP CLT LATCH DATA CK MUTE CH-B CH-A L-CD AGND R-CD AGND AGND AGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CN11CN301 +M9V +TUNER9V +CD9V +MCU9V VT POWER CLT CLOCK CLT 5V AC3.8 AC3.8 -24V D GND D GND M GND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CN302SN302 AC12V AC12V AC31V AC31VGND AC31V AC24V AC24VGND AC3.8V AC3.8V MCUAC MCUACGND RELAYB+ 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 LIVE