Mitsubishi 34U284 Service Manual Download Page 31

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Your company internal use only.

DY-1MU3R45-T,-2

WAVEFORM

MICROCOMPUTER MAIN CLOCK 20MHz

MICROCOMPUTER SUB CLOCK 32.768kHz

IC800 11Pin : 20MHz (XOUT)

IC800 9Pin : XOUT

DSP CLOCK 22.5792MHz

USB DECODER LSI 48MHz

USB DECODER LSI 16.9344MHz

IC301 16pin : XTO

IC850 2Pin : USBXTAL

IC850 52Pin : XTAL

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Summary of Contents for 34U284

Page 1: ...RONIC TUNING RADIO CD PLAYER 2014 May Model DY 1MU3R45 T DY 1MU3R45 T 2 MELCO Code 34U284 34W880 PART No 8701A405 8701A405 FEATURES 2 3 SPECIFICATIONS 4 OPERATION 5 CONNECTORS 6 SYSTEM CONFIGURATION 7 BLOCK DIAGRAM 8 DISASSEMBLING PROCEDURES 9 15 PARTS LIST 16 17 ELECTRICAL PARTS LIST 18 24 PARTS LAYOUT ON PRINTED CIRCUIT BOARD 25 26 SCHEMATIC DIAGRAM PCB MAIN 27 VOLTAGE 28 30 WAVEFORM 31 CONTENTS...

Page 2: ...nction to stop playing when the ambient temperature is too high Track selection function for immediate access to a song Any Time Eject Disc eject or power eject is available in all modes including ACC OFF RELOAD function to avoid DISC being kept ejected Title display function Only 12 cm CD is supported 8 cm CD not supported Compatible with mp3 MPEG1 AUDIO LAYER3 MPEG2 AUDIO LAYER3 CD DA Repeated p...

Page 3: ...VFD Vacuum Fluorescent Display is employed Support for rheostat operation button and panel lighting capable of adjusting brightness in synchronization with the instrumental panel lighting Long push button to generate operation tone for confirmation Setting of speaker wiring connection analysis vibration tone output and chattering noise on the vehicle assembly line Support for telephone muting func...

Page 4: ...y Less than 12dBμV Signal Noise Ratio More than 55dB 40dBμV CD Player Dynamic Range More than 65dB Signal Noise Ratio More than 65dB Channel Separation More than 55dB 1kHz Others Power Supply DC 13 2V 10 16V Test Voltage 13 2V Negative ground Backup Current Less than 1 6mA Current Consumption 2 5A 20 Output 1W Maximum Power Output 35W x 4 Output Impedance 4Ω SP Output Working Temperature Range 30 ...

Page 5: ...5 Your company internal use only Copyright C Mitsubishi Electric Corporation DY 1MU3R45 T 2 OPERATION ...

Page 6: ...R RL 14 SPEAKER RL 5 SPEAKER FR 15 SPEAKER FR 6 SPEAKER RR 16 SPEAKER RR 7 17 ANTENNA B 8 Audio CAN 18 Audio CAN 9 REMOCON 19 REMOCON GND 10 ACCESSORY 20 VEHICLE SPEED PULSE Power supply and speakers 20P Connector PinNo Signal Name PinNo Signal Name 1 IE BUS 10 IE BUS 2 IE BUS POWER ON 11 3 IE BUS INPUT LEFT 12 IE BUS INPUT LEFT 4 IE BUS INPUT RIGHT 13 IE BUS INPUT RIGHT 5 TEL INPUT 14 TEL MUTE 6 ...

Page 7: ...ternal use only Copyright C Mitsubishi Electric Corporation DY 1MU3R45 T 2 SYSTEM CONFIGURATION AUDIO DY 1MU3R45 T DY 1MU3R45 T 2 i Pod or USB MEMORY HANDS FREE MODULE SIRIUS TUNER AUX PHONE ANTENNA FL FR RL RR SPEAKER ...

Page 8: ...8 Your company internal use only Copyright C Mitsubishi Electric Corporation DY 1MU3R45 T 2 BLOCK DIAGRAM ...

Page 9: ... Electric Corporation DY 1MU3R45 T 2 DISASSEMBLING PROCEDURES M018 1 NAME CARD DY 1MU3R45 T M019 2 NAME CARD DY 1MU3R45 T 2 M012 1 M020 2 LABEL 1 DY 1MU3R45 T 2 DY 1MU3R45 T 2 Model It is assembling procedure Disassembling procedure is in reverse M012 M020 ...

Page 10: ...the connector Follow the indicates in view on right 2 Screw M017 and S2 DY with Ⓒ 4 places 3 Stick M010 on M017 Follow the indicates in view on right 4 Insert two tabs of M005 to the rectangle hole of S2 DY And fit tabs on the two sides of M005 to the S2 DY Screw M005 with Ⓐ By Ⓐ 2places Ⓐ x 2 Ⓒ x 4 M002 FLAT CABLE 18P M010 SHEET HS S2 DY M017 CD8 MECHA 955823 M017 M010 M002 FFC attachment detail ...

Page 11: ...verse of assembling procedures Assembling procedures 1 Fit tab of S2 DY on S2 PANEL 10 places Then pass FFC through the hole A of S2 DY Check that tab is fitted perfectly to S2 PANEL 10 places Don t float 2 Lock FFC after screw S2 DY and S2 PANEL with Ⓔ 2 places Ⓔ x 2 S2 DY S2 PANEL S2 DY S2 PANEL No Screw Tighten torque N m Ⓔ 2 6X6 0 6 0 2 0 1 FFC ...

Page 12: ...of assembling procedures Assembling procedures 1 Screw M006 to M003 with Ⓒ 2 Fit tabs on the two sides of M003 on ASSY CHASSIS B Screw M003 and ASSY CHASSIS B with Ⓐ 2 places B and C D and E F and G fit slide M003 Direction of the ground M003 CHASSIS F Ⓐ x 2 Ⓒ M006 PLATE E ASSY CHASSIS B No Screw Tighten torque N m Ⓐ 3X6 0 8 0 2 0 1 Ⓒ 2 6X6S 0 6 0 2 0 1 ...

Page 13: ...into holes of PCB MAIN Stick M008 to PCB MAIN Follow the indicates in view on right 3 Screw M004 to M014 with Ⓐ 2 places 4 Screw M007 to M014 with Ⓐ 3 places Ⓑ 2 places No Screw Tighten torque N m Ⓐ 3X6 0 8 0 2 0 1 Ⓑ 3X16 0 65 0 1 Ⓓ 2 6X10S 0 6 0 2 0 1 PCB MAIN M009 SHEET HS M011 SHEET HS M004 BRACKET DECK Ⓑ x 2 Ⓓ x 2 Ⓐ x 2 M014 ASSY CHASSIS B Ⓐ x 4 Ⓐ x 3 M008 CUSHION E M008 M009 M011 Use low impa...

Page 14: ...X6 0 2 0 15 0 04 Figure A M001 Installation detailed M013 ASSY VFD MODULE M001 FLAT CABLE 20P Disassembling procedures In reverse of assembling procedures Assembling procedures 1 After removing the protection sheet of M013 Figure A screw M013 to M015 with Ⓕ 12 places 2 Insert M001 in connector on M013 and locked certainly Follow the indicates in view on right 3 Fit M016 to M013 2 places ...

Page 15: ...15 Your company internal use only Copyright C Mitsubishi Electric Corporation DY 1MU3R45 T 2 DISASSEMBLING PROCEDURES It is assembling procedure Disassembling procedure is in reverse ...

Page 16: ... P 12 M007 635J12722 HEAT SINK P 13 M008 643L84413 CUSHION E P 13 M009 643L89720 SHEET HS P 13 M010 643L89730 SHEET HS P 10 M011 643L91912 SHEET HS P 13 M012 851L76219 LABEL P 9 M013 890P20611 ASSY VFD MODULE P 14 M014 891L71910 ASSY CHASSIS B P 13 M015 892K54642 ASSY PANEL P 14 M016 892L52520 ASSY KNOB P 14 M017 940L24414 CD8 MECHA 955823 P 10 M018 959M012O5 NAME CARD DY 1MU3R45 T P 9 A 653P11046...

Page 17: ...M008 643L84413 CUSHION E P 13 M009 643L89720 SHEET HS P 13 M010 643L89730 SHEET HS P 10 M011 643L91912 SHEET HS P 13 M013 890P20611 ASSY VFD MODULE P 14 M014 891L71910 ASSY CHASSIS B P 13 M015 892K54642 ASSY PANEL P 14 M016 892L52520 ASSY KNOB P 14 M017 940L24414 CD8 MECHA 955823 P 10 M019 959M012O6 NAME CARD DY 1MU3R45 T 2 P 9 M020 851L76220 LABEL P 9 A 653P11046 SCREW S PAN 3X6 B 653P11052 SCREW...

Page 18: ...05KC01D B6 3V 105K 1608 N931L86312 C202 141P151O7 C CERAMIC CHIP GRM155B11H472KA01D B 50V 472K1005 N931L86312 C402 141L163O4 C CERAMIC CHIP GRM188B11E273KA01D B 25V 273K 1608 N931L86312 C203 141P150O9 C CERAMIC CHIP GRM155B11H102KD01D B 50V 102K1005 N931L86312 C408 141P159O2 C CERAMIC CHIP C1005JB1A224KT B 10V 224K 1005 N931L86312 C204 141P150O9 C CERAMIC CHIP GRM155B11H102KD01D B 50V 102K1005 N93...

Page 19: ...C CHIP GRM21BR11E105KA99L R 25V 105K 2125 N931L86312 C891 141L169O2 C CERAMIC CHIP C1608JB1A105KT B10V 105K 1608 N931L86312 C702 141L067O3 C CERAMIC CHIP GRM21BR11E105KA99L R 25V 105K 2125 N931L86312 C8A4 141L162O1 C CERAMIC CHIP GRM188B11H103KA01D B 50V 103K 1608 N931L86312 C703 141L067O3 C CERAMIC CHIP GRM21BR11E105KA99L R 25V 105K 2125 N931L86312 C8A5 141L164O6 C CERAMIC CHIP GRM188B11C104KA01D...

Page 20: ...264P64511 DIODE CHIP RR264M 400TR N931L86312 C9D3 181P80126 C ELECTROLYTIC CHIP UWR1C470MCL1GB 16V 470M N931L86312 D932 264P610O1 DIODE CHIP MC2850 T111 1 N931L86312 C9E1 141L049O1 C CERAMIC CHIP C3216JB1A106KT B 10V 106K 3216 N931L86312 D941 264P59821 DIODE ZENER CHIP DZ2J056MYL N931L86312 C9E3 141L049O1 C CERAMIC CHIP C3216JB1A106KT B 10V 106K 3216 N931L86312 D951 264P59824 DIODE ZENER CHIP DZ2J...

Page 21: ...Q971 260M061O6 TRANSISTOR CHIP 2SA1037AKT146R N931L86312 L405 103L290O1 R CHIP RMC1 16100JTP 1 10W 100J 1608 N931L86312 Q972 260L059O5 TRANSISTOR CHIP DTC124EUA N931L86312 L406 103L290O1 R CHIP RMC1 16100JTP 1 10W 100J 1608 N931L86312 Q974 260P102O1 TRANSISTOR CHIP 2SD2318 TL V N931L86312 L5A0 351P086O1 COIL CHOKE CHIP LB2016T2R2M 2R2M 2125 N931L86312 Q976 260P11710 TRANSISTOR CHIP 2SA1364 T113 1E...

Page 22: ...O9 R CHIP RMC1 16SJPTH 1 16W 0 1005 N931L86312 R412 103P152O5 R CHIP RMC1 16S102JTH 1 16W 102J 1005 N931L86312 R1W1 103P159O9 R CHIP RMC1 16SJPTH 1 16W 0 1005 N931L86312 R426 103P159O9 R CHIP RMC1 16SJPTH 1 16W 0 1005 N931L86312 R201 103P152O5 R CHIP RMC1 16S102JTH 1 16W 102J 1005 N931L86312 R431 103P503O2 R CHIP RMC1 16392FTP 1 10W 392F 1608 N931L86312 R202 103P152O5 R CHIP RMC1 16S102JTH 1 16W 1...

Page 23: ...W 101J 3216 N931L86312 R859 103P154O5 R CHIP RMC1 16S473JTH 1 16W 473J 1005 N931L86312 R705 103L241O3 R CHIP RMC1 8101JATP 1 4W 101J 3216 N931L86312 R860 103P153O9 R CHIP RMC1 16S153JTH 1 16W 153J 1005 N931L86312 R708 103L241O3 R CHIP RMC1 8101JATP 1 4W 101J 3216 N931L86312 R861 103P154O5 R CHIP RMC1 16S473JTH 1 16W 473J 1005 N931L86312 R709 103L241O3 R CHIP RMC1 8101JATP 1 4W 101J 3216 N931L86312...

Page 24: ...03L192O5 R CHIP RMC1 10102JATP 1 8W 102J 2125 N931L86312 R9FC 103L291O2 R CHIP RMC1 16820JTP 1 10W 820J 1608 N931L86312 R934 103L193O4 R CHIP RMC1 10562JATP 1 8W 562J 2125 N931L86312 R9FD 103L294O5 R CHIP RMC1 16473JTP 1 10W 473J 1608 N931L86312 R935 103L413O3 R CHIP RGC1 10C472DTP 1 10W 472D 2125 N931L86312 R9G1 103L292O5 R CHIP RMC1 16102JTP 1 10W 102J 1608 N931L86312 R936 103L413O9 R CHIP RGC1 ...

Page 25: ...81 D825 IC5A1 IC5A2 D9B2 C9H2 C9H3 C890 C891 R101 R102 R103 R104 D9C1 R870A Q941 R308 R309 R115 Q175 R116 J801 R871A J802 IC830 R310 Q8E1 Q951 R700 R701 L171 R704 R705 R872A C9K1 C9K2 C9K3 R708 R709 Q961 R710 R713 R714 R873A D9F1 D9F2 IC850 C104 R141 C105 R142 C106 R143 Q974 R144 R145 R146 R147 R148 R531 R874A IC9E1 R149 R532 R534 D880 R535 R341 D881 R342 R536 D882 C112 R537 D883 R343 R538 R344 C3...

Page 26: ... Q932 R106 R108 R301 R302 R303 IC630 R110 Q171 R112 Q172 Q173 R113 IC440 Q174 L931 L932 R312 R121 Q952 R122 R123 IC450 R124 R125 R702 R126 R703 R127 R128 R129 R130 R326 Q962 R327 Q963 R134 R711 R712 IC9D1 R331 C101 R332 C102 R333 C103 Q971 Q972 Q976 R917 R918 C300 Q978 C301 C302 C306 C307 Q980 Q981 R921 Q982 R922 R923 R155 R156 C310 X301 C311 D9H1 C312 C313 R351 C121 R352 C122 C316 R353 C123 C317 ...

Page 27: ...Q9B1 HLD 9A1 R869A R868A R870A R866 R871A C868 C867 C866 BK1608LM182 T 10u 1SS355 6 R869 4 CD_D5V 16V 0 1u RDB1 I69 6 1 8W 2 7k D932 2 100k 2 I348 5 C350 5 R5A5 Q121 4 7u 2 47k 2 R659 I349 0 1u 2X1 25 0 22u Q812 21 22 I301 25 1 10W C450 5 6k I335 I307 R452 390 C452 1 10W 5 6k CH 0 4 2 7k C901 1 10W 5 R312 RA6 8 0 1u C8A5 2 1 R801 R803 0 1 2 D121 12k F I234 C122 R125 0 22u 2X1 25 1 10W C9G3 1k IC9G...

Page 28: ...nect H 1 3 4 0 3 4 0 3 4 0 3 4 0 26 LED PLUSE O H LED dimming H ON L OFF 3 4 0 3 4 0 3 4 0 3 4 0 27 TUNER IIC SCL B TUNER IIC Clock 5 3 5 3 5 3 5 3 28 TUNER IIC SDA B TUNER IIC data 5 3 5 3 5 3 5 3 29 FLASH TxD PC TxD O On board write TxD of communicate for PC 3 4 3 4 3 4 3 4 30 FLASH RxD PC RxD I On board write RxD of communicate for PC 3 4 3 4 3 4 3 4 31 FLASH CLK PC RTS I On board write CLK CTS...

Page 29: ... AM Mode 72 CD EJECT I L Accept CD EJECT button operation L EJECT Button pressing 3 4 3 4 3 4 3 4 Electric field strength Voltage V 73 USB CTS I L USB CTS Interrupt L Transmission demand Transmission permission H unsent 3 4 0 3 4 0 3 4 0 3 4 0 90 2 27 74 ENC1 2 I Encoder Audio select KEY CLICK input 2 3 4 or 0 3 4 or 0 3 4 or 0 3 4 or 0 80 2 26 75 ENC1 1 I Encoder Audio select KEY CLICK input 1 3 ...

Page 30: ...C GND 0 16 RESET 3 4 64 LRCK 0 112 0 17 0 17 RL 6 6 17 P02 3 3 65 SCKO 0 113 0 18 JX 0 18 P GND 0 18 USB PO3 0 66 DOUT 0 114 0 Q9C1 E 8 3 19 SMODE 3 4 19 RL 6 6 19 RTS 3 4 0 67 USBMON0 0 115 0 20 LRCLK 3 4 20 VCC2 13 2 20 0 68 USBMON1 0 116 A VDD 3 4 21 BITCLK 0 21 FL 6 6 21 0 69 USBMON2 0 117 A GND 0 Q9B1 E 5 2 22 SDIN 0 22 MUTE 4 4 22 3 4 70 USBMON3 0 118 0 23 SDINA1 0 23 FL 6 6 23 3 4 71 C33M 0...

Page 31: ...ROCOMPUTER MAIN CLOCK 20MHz MICROCOMPUTER SUB CLOCK 32 768kHz IC800 11Pin 20MHz XOUT IC800 9Pin XOUT DSP CLOCK 22 5792MHz USB DECODER LSI 48MHz USB DECODER LSI 16 9344MHz IC301 16pin XTO IC850 2Pin USBXTAL IC850 52Pin XTAL Item Channel off Item Channel off Item Channel off Item Channel off Item Channel off ...

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