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CDX-L480X

REVISION HISTORY

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Ver.

Date

Description of Revision

1.0

2002. 12

New

Содержание CDX-L480X

Страница 1: ...ial terminal External aerial connector Intermediate frequency 10 7 MHz 450 kHz Sensitivity MW 30 µV LW 40 µV Power amplifier section Outputs Speaker outputs sure seal connectors Speaker impedance 4 8 ohms Maximum power output 45 W 4 at 4 ohms SPECIFICATIONS General Outputs Audio outputs rear Power aerial relay control terminal Inputs Telephone ATT control terminal Tone controls Low 10 dB at 60 Hz ...

Страница 2: ...om more than 30 cm away from the objective lens Notes on Chip Component Replacement Never reuse a disconnected chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat SERVICE NOTES This label is located on the bottom of the chassis This label is located on the drive unit s internal chassis When replacing the chassis T U of mechanism deck which have the CAUTION LAB...

Страница 3: ...g a temperature regulator should be set to about 350 C Caution The printed pattern copper foil may peel away if the heated tip is applied for too long so be careful Strong viscosity Unleaded solder is more viscous sticky less prone to flow than ordinary solder so use caution not to let solder bridges occur such as on IC pins etc Usable with ordinary solder It is best to use only unleaded solder bu...

Страница 4: ...Section 15 3 4 Block Diagram Display Section 16 3 5 Circuit Boards Location 17 3 6 Printed Wiring Boards CD Mechanism Section 18 3 7 Schematic Diagram CD Mechanism Section 20 3 8 Printed Wiring Board Main Section 21 3 9 Schematic Diagram Main Section 1 2 22 3 10 Schematic Diagram Main Section 2 2 23 3 11 Printed Wiring Board Key Section 24 3 12 Schematic Diagram Key Section 25 3 13 IC Block Diagra...

Страница 5: ...5 CDX L480X SECTION 1 GENERAL This section is extracted from instruction manual ...

Страница 6: ...6 CDX L480X Connections ...

Страница 7: ...al order given 2 1 SUB PANEL ASSY 2 1 SUB PANEL ASSY Page 7 2 2 CD MECHANISM BLOCK Page 8 2 5 CHASSIS T U ASSY Page 9 2 6 DISC IN BOARD Page 10 2 8 SHAFT ROLLER ASSY Page 11 2 9 FLOATING BLOCK ASSY Page 11 2 10 OPTICAL PICK UP BLOCK Page 12 SET 2 7 SERVO BOARD Page 10 2 3 MAIN BOARD Page 8 2 4 HEAT SINK Page 9 2 claws 3 claws 4 sub panel assy 1 PTT 2 6x6 ...

Страница 8: ...80X 2 2 CD MECHANISM BLOCK 2 3 MAIN BOARD 1 PTT 2 6x6 6 PTT 2 6x4 7 bracket CD 2 PTT 2 6x6 5 CD mechanism block 4 CNP301 3 1 PTT 2 6x6 3 PTT 2 6x6 ground point 4 PTT 2 6x6 ground point 5 MAIN board 2 PTT 2 6x6 ...

Страница 9: ...9 CDX L480X 2 4 HEAT SINK 2 5 CHASSIS T U ASSY 1 PTT 2 6x8 3 PTT 2 6x8 5 heat sink 4 2 PTT 2 6x12 4 chassis T U assy 3 P 2x3 2 P 2x3 1 Unsolder the lead wires black red white ...

Страница 10: ...2 6 DISC IN BOARD 2 7 SERVO BOARD 3 claws 2 DISC IN board 4 guide disc 1 PS 2x3 1 CN3 2 Removal the solders 3 P 2x3 6 PS 2x4 5 PS 2x4 4 loading motor assy 7 SERVO board optical pick up block 8 PICK UP FLEXIBLE board ...

Страница 11: ...washer RA washer RA bearing roller bearing roller 1 tension spring KF1 2 tension spring KR1 8 compression spring FL 7 floating block assy 9 compression spring FL 5 Fit lever D in the direction of the arrow 3 damper T 4 damper T 6 Turn loading ring in the direction of the arrow 2 8 SHAFT ROLLER ASSY When installing take note of the positions arm roller and washers Fig 1 ...

Страница 12: ...12 CDX L480X 2 10 OPTICAL PICK UP BLOCK 1 P 2x3 4 P 2x3 5 leaf spring feed 6 shaft feed assy 2 sled motor assy 3 optical pick up block ...

Страница 13: ... I Key acknowledge detection input 27 DAVN I RDS data block synchronization detection input 28 BUIN I Backup power supply input 29 SIRCS I SIRCS input 30 TU_ATTIN I Tuner attenuator control input 31 CD_PACK I CD text pack synchronization signal input from CD servo IC 32 NC VCC Power supply pin 5 V 33 RESET I Microcomputer reset input 34 NOSE SW I Not used Fixed at H in this set 35 BEEP O Beep outp...

Страница 14: ...rom power amp IC 69 STB O Standby control output for power amp IC 70 VOLATT O Electronic volume attenuator control output 71 74 NC O Not used Open 75 DOOR IND O Not used Open 76 84 NC O Not used Open 85 NS_MASK O Noise mask output 86 E2P_CKO O EEPROM serial clock output 87 E2P_SIO I O EEPROM serial data input output 88 TU ATT O Tuner attenuator control output 89 90 NC O Not used Open 91 AD_ON O Ke...

Страница 15: ...ISC IN X1 16 9344MHz OPTICAL PICK UP KSS 720A I V CONV CDL CDR CD PACK TSTB STB AO CD_TSO CD_TSI CD_TCKO CD_RST RFOK INSW LIMIT CD_SELFSW D_SW CD_L_ LO CD_LM_EJ TUNER SECTION A 23 24 M M M IC602 B UP B LOUT ROUT PACK TSTB SI RFOK SO SCK STB AO RST RESET A C B D E F PD LD A C B D E F PD LD LD AMP FOCUS COIL TRACKING COIL FD FSC FSC TRK TRK SL SL SP SP LD LD TD SD MD LOAD EJECT SYSTEM CONTROL IC501 ...

Страница 16: ...CONDITION 7 TU MUTE 11 TU VDD 10 VCC 8 3V 27 87 E2P_SIO DAVN 85 30 TU ATT 88 R CH 25 29 AUDIO OUT REAR 1 L R 2 R CH J330 5 ANP R 27 35 37 34 33 31 30 6 ANT R BEEP STB 4 SCL 2 SDA CONT 9 7 6 20 POWER AMP IC750 1 2 MULTIPLE VOLTAGE REGULATOR IC750 2 2 AUDIO 8 3V VP2 VP1 Signal path FM CD R ch is omitted due to same as L ch 12 SYSRST B UP B 24 BUSON 25 UNISI 43 UNICKO 44 UNISO 42 BU IN 28 4 L CH OUT ...

Страница 17: ...1 COM4 LCD LCD901 PANEL B PANEL B LSW904 905 907 911 913 921 LED900 903 906 912 951 952 LED931 932 LCD BACK LIGHT D502 D501 52 55 SEG1 SEG46 DI CL CE B UP B KEY ILLUMINATION KEY MATRIX 2 2 I 25 27 I 38 40 I 49 MAIN board SERVO board LIMIT board SUB CD board tuner unit TU1 DISC IN board KEY board IC1 uj RFO Waveforms Servo Board MODE CD PLAY 1 2 3 IC1 ts PACK 0V 1 8Vp p 16 9344MHz IC1 wd XTAL 0V 4 ...

Страница 18: ...er supply from ACC and BATT cords Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f MW J CD for printed wiring boards X parts extracted from the component side Y part...

Страница 19: ...0 C41 TP29 TP15 TP33 TP73 TP14 TP18 TP48 TP71 TP51 TP49 TP52 TP55 TP75 TP53 TP56 TP43 TP58 TP61 TP74 TP60 TP68 TP80 TP7 TP62 TP91 TP63 TP66 TP64 TP69 TP72 TP50 TP26 TP32 TP59 TP76 BP4 BP3 BP1 BP2 R8 R9 R5 R7 R12 R14 R15 R10 R17 R18 R19 R20 R22 TP92 FB5 C3 C5 C6 C8 C9 C10 C11 C13 C14 C16 C18 C19 C24 C25 C29 C34 C36 C38 C35 C22 C30 TP6 C23 C1 C27 R21 TP47 C15 C20 TP35 TP23 R6 C17 TP82 TP44 Q1 R26 TP...

Страница 20: ... R22 R31 C44 TP6 TP34 TP35 TP36 TP46 TP37 TP38 TP39 TP40 TP41 TP42 TP43 TP44 TP45 CN1 R18 R19 R20 R17 TP66 TP62 TP47 TP63 TP48 TP49 TP64 TP50 TP51 TP52 TP68 TP53 TP69 TP54 TP70 TP55 TP71 TP56 TP72 TP57 TP73 TP58 TP74 TP59 TP75 TP60 TP76 TP61 IC1 X1 C1 C5 C3 C6 TP85 C15 C16 C70 C24 C35 C38 C36 FB5 C25 C34 C71 C29 C27 C41 C22 C30 C18 Q1 SW5 IC2 CN1 3 7 SCHEMATIC DIAGRAM CD MECHANISM SECTION Refer to...

Страница 21: ...W27 JW29 JW30 JW31 JW32 JW36 JW37 JW39 JW40 JW41 JW42 JW44 JW45 JW46 JW48 JW49 JW50 JW51 JW52 JW53 JW54 JW55 JW56 JW57 JW58 JW59 JW61 JW62 JW63 JW64 JW65 JW69 JW70 JW71 JW73 JW74 JW76 JW77 JW78 JW80 JW81 JW82 JW83 JW84 JW85 JW86 JW87 JW88 JW89 JW90 JW91 JW96 JW100 JW101 R631 L301 L305 L304 L501 JW104 JW105 CN601 F901 J330 C431 C461 C451 JW102 C3 C401 C4 JW93 D719 D716 D717 D718 D720 D710 X501 C503...

Страница 22: ...R453 R461 R463 R479 R480 R752 R61 R62 D761 D762 R452 R442 R462 R54 R1 R634 R633 R654 R653 R651 D651 D751 D758 D753 D754 JC29 C3 C64 C59 C62 C61 C58 C56 C54 C421 C404 C405 JC406 JC407 C420 JW97 JW95 C413 JC441 JC431 C432 C452 C442 C462 JC755 C480 R631 JC754 JC753 C751 C765 C764 C617 C602 C618 C6 R652 D480 Q479 Q478 JC479 JC444 Q461 Q441 JC59 C5 D1 C4 C1 JC1 C57 Q451 R432 Q431 Q631 Q651 JC756 D609 D...

Страница 23: ...R505 R513 R514 CNP301 C303 JC580 JC581 JC582 D719 D715 R999 JC88 R532 R533 D501 X502 IC602 R584 Q664 R585 D581 Q581 Q580 Q582 L301 S702 C622 C623 L302 C302 L304 L305 L306 L307 JC304 R535 R536 R522 R521 R539 IC501 R518 R540 R541 R671 R672 D580 R582 R673 CN701 3 10 SCHEMATIC DIAGRAM MAIN SECTION 2 2 Refer to page 18 for Common Note on Schematic Diagram Page 20 Page 25 Page 22 Note Voltage is dc with...

Страница 24: ...901 LED912 D901 R971 R981 R982 R983 D902 R931 R932 R933 R952 R951 R955 R954 R956 R957 R991 R994 R995 R996 C992 C993 C991 R984 R986 R985 C994 C995 R992 R993 C971 R987 R988 R989 R972 R912 R911 R913 CN901 FMB4 FMB3 IC901 D991 R961 R944 3 11 PRINTED WIRING BOARD KEY SECTION Refer to page 17 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards Uses unleaded solder Page 21 LE...

Страница 25: ...2 LED903 LED906 LED912 LED951 LED952 R931 R932 R933 R941 R942 LSW911 2 2 LSW910 2 2 R944 R945 R946 R951 R952 LSW913 2 2 LSW914 2 2 LSW915 2 2 LSW916 2 2 R954 LSW920 2 2 R955 LSW919 2 2 LSW918 2 2 LSW917 2 2 R956 R957 LSW907 2 2 LSW908 2 2 LSW909 2 2 LSW921 2 2 R961 R962 R963 R964 R965 LSW904 2 2 R966 LSW905 2 2 R943 C991 C992 C993 C994 C995 C971 R993 R992 S900 S901 S902 S903 LSW905 1 2 S906 LSW907...

Страница 26: ...ERFACE DIGITAL PLL TIMING GENERATOR EFM DEMODULATOR ERROR CORRECTION PROCESSOR MICROCOMPUTER INTERFACE CD TEXT DECODER SUB CODE PROCESSOR 16K SRAM D A AUTO GAIN CONTROLLER FD TD SD MD CONTROLLER ADDER SVDRAM MULTIPLIER SVCRAM SVROM ROM DECODER CLV PROCESSOR DEFECT COMPARATOR RFENV MIRENV A D CONVERTER MEMORY PROCESSOR COMPARATOR IC51 SAA6588T V2 518 IC1 µPD63711GC 8EU 3 13 IC BLOCK DIAGRAMS SCOUT ...

Страница 27: ...ASS TREBLE MIDDLE 15dB 15dB 1dB STEP VOLUME 23 79dB dB 1dB STEP VOLUME 23 79dB dB 1dB STEP INPUT GAIN 0 15dB 1dB STEP INPUT SELECTOR 4 STEREO INCLUDE 1 ISOLATION INPUT INPUT GAIN 0 15dB 1dB STEP MUTE MUTE 6 7 8 9 10 11 3 4 5 2 1 D GND A GND FIL BUS RCH AN BUS LCH TU RCH TU LCH CD RCH CD LCH D1 D2 SDA SCL MUTE SEL ADJ VCC OUT FR OUT RR OUT FL OUT RL VCC VCC 2 TONE PASS TONE PASS ...

Страница 28: ... TEMPERATURE PROTECTION BACK UP SWITCH REGULATOR 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33 35 37 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 TAB OUT FL OUT FL OUT RL OUT RL IN RL S GND IN RR OUT RR OUT RR OUT FR OUT FR DIAG ANT REM AMP REM SERVO5V MECH6V VP B UP B SDA SCL VP2 PGND3 SVR IN FL IN FR BEEP PGND2 VP1 STB PGND1 RST CRES AUDIO8 3V GND PANEL B CBU FL RL RR VP FR I 2 C BUS ...

Страница 29: ...or safety Replace only with part number specified Ref No Part No Description Remark 4 1 CHASSIS SECTION R Ref No Part No Description Remark R 1 X 3382 709 1 PANEL ASSY SUB 2 3 042 244 11 SCREW T 3 X 3379 876 5 LOCK ASSY S 4 1 776 527 61 CORD WITH CONNECTOR ISO POWER 5 3 246 450 01 BRACKET CD 6 3 376 464 11 SCREW PTT 2 6X6 GROUND POINT 7 A 3274 588 A MAIN BOARD COMPLETE 8 3 246 481 01 PLATE TU GROU...

Страница 30: ...upplied 52 53 54 54 55 51 X 3382 710 1 PANEL SUB ASSY FRONT 52 X 3383 104 1 BUTTON ASSY S 53 3 246 463 01 FILTER IR 54 3 246 466 01 PLATE CD LIGHT GUIDE 55 3 246 479 01 SPRING RELEASE 56 3 246 454 01 PANEL CD FRONT BACK 57 X 3383 264 1 CASE ASSY for FRONT PANEL 58 A 3315 901 A PANEL COMPLETE ASSY FRONT 59 1 694 977 11 CONDUCTIVE BOARD CONNECTION LCD901 1 805 078 11 DISPLAY PANEL LIQUID CRYSTAL 6 7...

Страница 31: ...909 01 SPRING LR TENSION 103 1 683 664 11 DISC IN BOARD 104 3 338 737 01 SCREW 2X3 PS 105 A 3315 040 A ROLLER ASSY ARM 106 A 3283 270 A SERVO BOARD COMPLETE 107 1 683 666 11 PICK UP FLEXIBLE BOARD 108 3 039 629 02 BRACKET MOTOR 109 3 225 784 01 SPRING RA3 TENSION 110 3 933 152 03 ROLLER S 111 3 931 913 11 RING ROLLER RETAINING M903 A 3315 039 A MOTOR SUB ASSY LD LOADING 7 7 627 553 37 SCREW PRECIS...

Страница 32: ...2 3 931 897 61 DAMPER T 153 3 039 627 01 LEVER D 154 3 040 165 02 RETAINER DISC 155 3 014 727 01 WHEEL LW WORM 156 3 931 895 01 SPRING CH TENSION 157 3 931 898 01 SPRING FL COMPRESSION 158 3 032 483 02 SPRING KF1 TENSION 159 A 3315 243 D CHASSIS M ASSY 160 3 220 180 01 SPRING TR2 TENSION 161 3 931 881 03 LEVER LOCK 162 3 931 882 02 GEAR MDL 163 3 007 537 11 WHEEL U WORM 164 3 007 536 05 LEVER TR 1...

Страница 33: ...upplied SUB CD board not supplied LIMIT board 201 X 3378 598 3 CHASSIS OP ASSY including M901 202 3 043 494 01 SPRING SL TORSION 203 3 040 170 01 BASE DRIVING 204 3 040 419 01 GEAR MIDWAY 205 A 3291 669 A SHAFT FEED ASSY 206 3 025 743 01 SPRING FEED LEAF 207 1 683 665 11 MOTOR FLEXIBLE BOARD 208 3 909 607 01 SCREW 0209 8 820 103 11 OPTICAL PICK UP KSS 720A C RP 210 3 338 737 01 SCREW 2X3 PS 211 3 ...

Страница 34: ...MODE LED912 6 500 450 01 LED CL 195SR CD T EQ3 LED931 6 500 459 01 LED NSCW505T ARS LCD BACK LIGHT LED932 6 500 459 01 LED NSCW505T ARS LCD BACK LIGHT LED951 8 719 082 38 LED CL 270SR C TS DISC IND R LED952 8 719 082 38 LED CL 270SR C TS DISC IND L SWITCH LSW904 1 771 476 11 SWITCH KEYBOARD WITH LED VOLUME LSW905 1 771 476 11 SWITCH KEYBOARD WITH LED VOLUME LSW907 1 771 883 11 SWITCH TACTILE WITH ...

Страница 35: ...P 0 01uF 10 25V C51 1 124 589 11 ELECT 47uF 20 16V C54 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C55 1 162 919 11 CERAMIC CHIP 22PF 5 50V C56 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C57 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C58 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C59 1 162 959 11 CERAMIC CHIP 330PF 5 50V C61 1 164 505 11 CERAMIC CHIP 2 2uF 16V C62 1 164 739 11 CERAMIC CHIP 560PF 5 50V C64 1 16...

Страница 36: ...0 6 703 376 01 IC TDA8589J N1 JACK J1 1 815 185 12 JACK ANTENNA J330 1 774 698 11 JACK PIN 2P AUDIO OUT REAR JUMPER RESISTOR JC1 1 216 296 11 SHORT CHIP 0 JC21 1 216 296 11 SHORT CHIP 0 JC29 1 216 864 11 METAL CHIP 0 5 1 10W JC53 1 216 296 11 SHORT CHIP 0 JC59 1 216 296 11 SHORT CHIP 0 JC88 1 216 821 11 METAL CHIP 1K 5 1 10W JC304 1 216 864 11 METAL CHIP 0 5 1 10W JC401 1 216 864 11 METAL CHIP 0 5...

Страница 37: ... 100 5 1 10W R524 1 216 809 11 METAL CHIP 100 5 1 10W R525 1 216 809 11 METAL CHIP 100 5 1 10W R526 1 216 809 11 METAL CHIP 100 5 1 10W R527 1 216 809 11 METAL CHIP 100 5 1 10W R528 1 216 845 11 METAL CHIP 100K 5 1 10W R530 1 216 845 11 METAL CHIP 100K 5 1 10W R531 1 216 845 11 METAL CHIP 100K 5 1 10W R532 1 216 845 11 METAL CHIP 100K 5 1 10W R533 1 216 845 11 METAL CHIP 100K 5 1 10W R534 1 216 83...

Страница 38: ... 298 11 RES CHIP 2 2 5 1 10W IC IC1 8 759 699 98 IC uPD63711GC 8EU IC2 8 759 658 87 IC BA5810FP E2 TRANSISTOR Q1 8 729 904 87 TRANSISTOR 2SB1197K R RESISTOR R3 1 216 797 11 METAL CHIP 10 5 1 10W R5 1 218 344 11 METAL CHIP 7 5K 5 1 10W R6 1 216 837 11 METAL CHIP 22K 5 1 10W R7 1 216 839 11 METAL CHIP 33K 5 1 10W R8 1 216 833 11 METAL CHIP 10K 5 1 10W R9 1 216 840 11 METAL CHIP 39K 5 1 10W R10 1 216...

Страница 39: ...ND CONNECTIONS 251 X 3382 647 1 FRAME ASSY FITTING 252 X 3382 926 1 SCREW ASSY BS FITTING 253 3 349 410 11 BUSHING 254 3 246 468 01 COLLAR 255 1 465 459 21 ADAPTOR ANTENNA 256 3 246 471 01 KEY FRAME 257 1 776 527 61 CORD WITH CONNECTOR ISO POWER 251 252 253 254 255 256 257 ...

Страница 40: ...N HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 12 New ...

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