background image

6 - 2

6 - 2

LAYOUT DIAGRAM - VFD BOARD

Summary of Contents for MCD705 series

Page 1: ...ad free soldering 1 2 Technical specification 2 1 Service tools 2 1 Service measurement setup 2 2 Connections and controls 3 1 3 4 Disassembly diagram 4 1 4 2 Software version and upgrading 5 1 Set block diagram 5 2 Set wiring diagram 5 3 VFD BOARD circuit diagram 6 1 layout diagram 6 2 TUNER BOARD circuit diagram 7 1 layout diagram 7 2 layout diagram amp box pcb assy 7 2 AMP BOARD circuit diagram...

Page 2: ...1 1 HANDLING CHIP COMPONENTS ...

Page 3: ...ies has to be purchased at external companies Special information for BGA ICs always use the 12nc recognizable soldering temperature profile of the specific BGA for de soldering always use the lead free temperature profile in case of doubt lead free BGA ICs will be delivered in so called dry packaging sealed pack including a silica gel pack to protect the IC against moisture After opening dependen...

Page 4: ...p 75 S Video Output Y 1 0 Vp p 75 C 0 286 Vp p 75 Audio DAC 24 Bits 96 kHz Frequency Response 20 Hz 20 kHz Channel Unbalance 2dB THD Noise 0 5 No of programmable tracks 20 Signal to noise ratio 70 dBA Channel separation 40 dB 1 kHz 35 dB 16 kHz 30 dB 20 kHz Total harmonic distortion 0 02 1 kHz SERVICE TOOLS Audio signal disc SBC 429 4822 397 30184 Playability test disc SBC 444 4822 397 30245 Test ...

Page 5: ...Ω Aerial replacement Capacitor R 50Ω Bandpass 250Hz 15kHz e g 7122 707 48001 LF Voltmeter e g PM2534 DUT S N and distortion meter e g Sound Technology ST1700B Frame aerial e g 7122 707 89001 Tuner AM MW LW To avoid atmospheric interference all AM measurements have to be carried out in a Faraday s cage RF Generator e g PM5326 Ri 50Ω Low pass filter 22kHz L R LEVEL METER e g Sennheiser UPM550 with F...

Page 6: ...3 1 CONNECTION AND CONTROLS ...

Page 7: ...3 2 CONNECTION AND CONTROLS ...

Page 8: ...3 3 CONNECTION AND CONTROLS ...

Page 9: ...3 4 4 CONNECTION AND CONTROLS ...

Page 10: ...M3x8 3pcs C remove screws M3x8 4pcs and T3x4 2pcs E1 E2 E2 E1 M2 5x5 E2 M2 6x8 D Remove Back Panel D remove screws T3x4 5pcs and M3x10 5pcs and T3x8 1pc E Remove Top Cover G Remove DVD Rom and then remove DVD Decoder Card Assy I Remove VFD board assy H Remove Slid Plank I Remove Side metal Plate DISASSEMBLY DIAGRAM DVD PART ...

Page 11: ... 6pcs and T3x10 4pcs C remove screws T3x4 5pcs D Remove Back Panel D remove screws T3x4 4pcs and T3x8 2pcs and M3x10 6pcs E Remove Top Cover F Remove AMP Board Assy E1 E2 E2 E1 M2 5x5 E2 M2 6x8 H Remove AMP Front board assy G Remove ALC Volume board assy I Remove Side metal Plate DISASSEMBLY DIAGRAM AMP PART ...

Page 12: ...5 1 5 1 SOFTWARE VERSION AND UPGRADING ...

Page 13: ... 1 GND 2 Vcc 3 S REM SENSOR CPU5V CPU5V CPU5V Vs Vs DVD5V DVD3 3V AC POWER TRANSFORMER STANDBY POWER CONTROL SWITCH 7812 12V Vs Vs SELENIUM SELENIUM FILTER FILTER AMP DVD CPU5V AMC2576 7805 DVD ON OFF DVD POWER SWITCH CONTROL TUNER POWER CONTROL TUNER ON OFF TUNER POWER TUNER IN AUX2 IN AUX1 IN DVD MR DVD ML D FL D FR SL SR CEN SW SW CEN SL SR FL FR FL FR SW CEN SL SR CPU 12V SDA SCL SL FL FR SR C...

Page 14: ...5 3 5 3 SET WIRING DIAGRAM ...

Page 15: ...0 5 C604 104P C603 104P SW601 TACT STBY VF1 1 VF1 2 S1 3 S2 4 S3 5 S4 6 S5 7 S6 8 S7 9 S8 10 G1 11 G2 12 G3 13 G4 14 G5 15 G6 16 NC 17 NC 18 NC 19 NC 20 G7 21 G8 22 G9 23 G10 24 G11 25 G12 26 S9 27 S10 28 S11 29 S12 30 S13 31 S14 32 S15 33 S16 34 VF2 35 VF2 36 VFD701 NE 1300CD 3 G S10 S11 S12 S13 S14 S15 S16 G12 G11 G10 G1 G2 G3 G4 G5 G6 G7 G8 G9 G2 G3 G4 G5 G6 G7 G8 G9 S12 S11 G11 G10 S8 G1 S10 S...

Page 16: ...6 2 6 2 LAYOUT DIAGRAM VFD BOARD ...

Page 17: ... VDD VCC2 AM FM R29 820 R28 820 C40 153 C39 153 1 3 2 CF1 10 7M 1 3 2 CF2 10 7M R2 120 R1 120 R5 330 1 2 3 4 6 T3 11845 20591 1 2 3 4 6 T2 11845 20591 1 2 3 4 6 T1 11844 44023 1 2 3 4 6 T5 44108 C2 104 C1 10uF 1 2 3 4 6 T7 511BE 43462 3 2 1 6 4 5 T4 A9452 20382 ANT 1 GND 2 GND 3 GND 4 VT 5 B 6 IF OUT 7 OSC OUT 8 GND 9 GND 10 FM FRONTEND TUNE1 KST F404 R6 330 R8 2 2K R9 100 C13 103 C3 104 C9 100uF ...

Page 18: ...7 2 7 2 LAYOUT DIAGRAM TUNER BOARD LAYOUT DIAGRAM AMP BOX PCB ASSY ...

Page 19: ...uH L313 47uH C375 104 C366 104 C3044 153 C3009 224 C391 104 100V C385 220P R326 5 6K R355 5 6K C352 474 C386 474 SL IN SR IN 1 2 3 4 CN305 4p 2 0 C303 102 C306 102 C311 102 C316 102 C3042 102 C315 102 C312 102 C3035 102 C3049 102 C3050 102 R334 10 R341 10 C334 220P C337 220P C3019 220P C3022 220P Vddp2 Vssp2 Vssp2 Vddp2 C3016 470uf 35v C3013 470uf 35v C328 47uf 63v C319 104 C325 104 R352 10 R347 1...

Page 20: ...8 2 8 2 LAYOUT DIAGRAM AMP BOARD ...

Page 21: ...0P R264 100 R263 100 R262 100 R267 100 R266 100 C242 300P C243 300P C244 300P C245 300P C246 300P C247 300P C240 300P R OUT L OUT JP202 PLLCE PLLDATA PLLCLK DVD TMS Q202 8550 Q201 8550 Q203 8050 Q204 8050 R226 1K R227 1K 1 2 CN209 2P M M R221 2 2K R220 2 2K R245 100K R238 100K R240 100K R241 15K R244 100K R243 100K R242 15K R239 100K 1 2 3 Vss 4 5 6 7 Vcc 8 IC205 4558 C216 100UF 16V C235 220UF 16V...

Page 22: ...9 2 9 2 LAYOUT DIAGRAM CPU BOARD ...

Page 23: ...Z1 10V C2 104P 3 2 1 6 5 4 JACK1 RCA 4P R11 1K R4 100K R106 10M NF1 1 INPUT1 2 OUTPUT1 3 GND 4 ALC 5 VCC 6 OUTPUT2 7 INPUT2 8 NF2 9 IC11 CD3308 R105 4 7K R109 4 7K C113 102 M C118 102 M R104 47 R108 47 C111 100UF 16V C119 100UF 16V C115 0 47UF 50V R102 1 2K R103 1 2K R101 22K R100 22K C114 1UF 50V C117 1UF 50V R107 680 C116 47UF 16V C61 683 M C59 683 M C67 10UF 16V C70 683 M C66 683 M C69 683 M 1 ...

Page 24: ...10 2 10 2 LAYOUT DIAGRAM ALC VOLUME BOARD ...

Page 25: ... 220pF R132 20k R214 NC 4K7 R193 10k C98 100pF C67 220pF J21 TJC3 8A 2 3 4 5 6 7 1 8 9 10 TP82 R210 0 TP63 R213 NC 4k7 R206 OPEN 0 U16A NJM4558 OPA 3 2 1 8 4 C59 220pF R144 33 R129 100 C102 100pF CE11 47uF 16V L1 FB R138 33 R201 OPEN 0 R89 OPEN 18k R131 47k C68 2200pF R148 5 1k CE44 10uF 10V R157 47k C69 220pF R123 20k R146 20k R143 33 U16B NJM4558 OPA 5 6 7 8 4 CB78 0 1uF CE48 100uF 16V R145 33 R...

Page 26: ...2 2 2k C91 NC C52 NC Q7 2907 TP32 C88 47P R86 NC Q13 2907 TP33 R84 150 1 Q6 2907 C48 NC TP38 L34 1 8uH DIP L28 NC C86 NC TP6 C85 NC L35 1 8uH DIP TP49 C110 NC R92 75 DIP C81 NC TP16 C83 NC C82 NC C92 NC Q16 3906 1 2 3 Q10 2907 Q14 2N3904 1 2 3 Q33 2907 Q31 2N3904 1 2 3 R97 75 DIP R94 150 1 R78 75 DIP R75 150 1 R101 2 2k TP31 C89 47P R91 150 1 TP30 C58 47p TP24 R77 NC R2 10k TP1 R107 1k L33 1 8uH D...

Page 27: ... VCC VSS A4 A5 A6 A7 A8 A9 NC CKE CLK DQMH NC VCCQ DQ8 DQ9 VSSQ DQ10 DQ11 VCCQ DQ12 DQ13 VSSQ DQ14 DQ15 VSS CB50 0 1uF R64 33 R171 NC L26 NO_USE R55 R R70 4 7K R174 NC R54 R R66 33 CB58 0 1uF U3 SST39VF040 TSOP 20 19 18 17 16 15 14 13 3 2 31 1 12 4 5 11 10 6 9 30 32 7 21 22 23 25 26 27 28 29 8 24 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 CE OE WE DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6...

Page 28: ...rcuit 2 5 Add the low resistance output circuit 5 Add the Audio DAC power to reference filtering 1 USE 1117 1 8V R169 OPEN R170 0 D1 D2 OPEN 2 USE 1117 ADJ R169 2 4K R170 1K D1 D2 OPEN 3 USE D1 D2 U1 R169 R170 OPEN URST V18 DV33 VCC 12V 12V AVCC VCC V33 VCC_AUDIO URST POWER_STB MIC2 MIC_EN LDO_AV33 RFVCC 12V1 DV33 V33 V33 GND V18 P5V P12V PV33 RFV33 5VV SDA SCL URST 2 V18 2 DV33 2 3 4 5 VCC 2 3 4 ...

Page 29: ... 1uF C10 20pF CE22 47uF 16V J1 5x1 W HOUSING DIP5 W H P2 0 1 2 3 4 5 CE17 47uF 16V R52 10k TP101 TP59 TP R29 4 7k R51 20k R39 10 C79 390p TP27 R21 0 CB16 0 1uF TP54 TP R43 1 C41 150pF TP34 TP41 R22 1 CB21 0 1uF C46 0 1uF TP58 TP RN1A 33 TP15 C38 330pF TP57 TP R19 150k CB29 0 1uF CE3 220uF 10v L22 10uH SMD CB41 0 1uF C27 1uF RN1B 33 C37 330pF R183 680 TP60 R4 R TP50 TP2 R33 10K Q2 3904 Y1 27MHz L17...

Page 30: ...11 6 11 6 LAYOUT DIAGRAM DVD MPEG BOARD MPEG board is not repaired program for referrence only ...

Page 31: ...307 306 304 317 316 308 309 311 312 313 314 302 SCREW LIST M2 5x5 M2 5x8 M2 5x10 M3x8 M3x10 TP2 5x4 TP2 5x10 T3 x4 T3 x8 T3 x10 1 2 3 4 5 6 7 8 9 0 6 8x 5 4x 3 2x 2 8x 2 6x 2 6x 2 6x 2 9x 1 4x 8 2x 8 5x 8 2x 4 4x 8 2x 4 4x 8 2x 7 4x 0 4x 8 5x 8 4x 5 5x 5 6x 9 1x 9 2x 0 4x 5 11x 6 8x 2 9x 1 4x EXPLODED VIEW DIAGRAM ...

Page 32: ...ned in the list are normal service parts 401 9940 000 03479 DVD LENS 402 9940 000 03495 DVD DOOR BRACKET 403 9940 000 03466 DVD FCAB 404 9940 000 03488 DVD STANDBY BUTTON 406 9940 000 03496 DVD STANDBY BUTTON BRACKET 407 9940 000 03484 DVD CONTROL BUTTON 1 408 9940 000 03485 DVD CONTROL BUTTON 2 409 9940 000 03493 DVD CONTROL BUTTON BRACKET 411 9940 000 03483 DVD SKIP BUTTON 412 9940 000 03494 DVD...

Page 33: ... 000 03438 TRANSISTOR BC547B Q301 9940 000 03439 CHIP RESISTOR BC817 25 Q304 9940 000 03439 CHIP RESISTOR BC817 25 Q308 9940 000 03439 CHIP RESISTOR BC817 25 Q309 9940 000 03439 CHIP RESISTOR BC817 25 Q1 9940 000 03441 TRRANSISTOR 9015C Q303 9940 000 03442 CHIP TRANSISTOR BC857C Q305 9940 000 03442 CHIP TRANSISTOR BC857C Q311 9940 000 03442 CHIP TRANSISTOR BC857C Q306 9940 000 03443 MOSFET BUK7535...

Page 34: ...Hz 9940 000 03153 CERMIC FILTER FREQUENCY 10 7MHz 9940 000 03446 I F T COIL 44023 9940 000 03447 I F T COIL 20591 9940 000 03447 I F T COIL 20591 9940 000 03448 I F T COIL 20382 9940 000 03449 I F T COIL 44108 9940 000 03451 I F T COIL 43462 9940 000 03452 QUARTZ CRYSTAL 75KHz 9940 000 02528 4PINS RCA SOCKET 9940 000 02535 VOLUME CODER ED 1612 00 F15 9940 000 02542 IR SENSOR 9940 000 03431 5 1 SPE...

Page 35: ...2546 IC YD2576 ADJ IC601 9940 000 02539 IC PT6311 SC16311 CD16311 MISCELLANEOUS X201 9940 000 03152 CERMIC FILTER FREQUENCY 4 19MHZ X202 9940 000 02551 CRYSTAL OSC FREQ 32 768 KHz F201 9940 000 02529 FUSE F2AL250V F209 9940 000 03412 FUSE F1 5A 125V VFD701 9940 000 03413 VFD DISPLAY RCA204 9940 000 03414 RCA SOCKET SW601 9940 000 02543 LIGHT TOUCH SWITCH SW602 9940 000 02543 LIGHT TOUCH SWITCH SW6...

Reviews: