Nakamichi DVD-15 Service Manual Download Page 51 | Manualshive

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To
Digital
PCB P550

DVD-15
MECHANISM (C3M1)
SCHEMATIC DIAGRAM

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Summary of Contents for DVD-15

Page 1: ...3 4 RAM Clear 11 4 MECHANICAL ASS Y AND PARTS LIST 12 4 1 Synthesis Ass y 12 4 2 Mechanism Ass y DVD 15 A01 14 4 3 Motor Chassis EX Ass y B01 16 4 4 Loading EX Ass y ADJ 3 B02 17 4 5 DVD Traverse Ass...

Page 2: ...ingar av rattarna omkopplarna eller vriga kontrollknappar som inte r beskriva i bruksanvisningen kan resultera i farlig laserutstr lning Justering eller reparation av denna kompaktskivspelare skall en...

Page 3: ...pofDVDPlayer Electric Influence because of impressed electricity Laser pickup of a DVD player is weaker and more sen sitive than that of CD player it is possible to damage the pickup under specific el...

Page 4: ...1 Top View The Mechanism P C B Ass y is constructed on the DVD Mechanism Block P Supply P C B Ass y Mechanism BLK Ass y Digital P C B Ass y Output P C B Ass y DVD Main P C B Ass y Bottom side of Mech...

Page 5: ...550 and P570 on the Digital P C B Ass y 2 Disconnect the P540 on the Output P C B Ass y 3 Remove the 4 screws and detach the machanism from the main body 2 4 DVD Main P C B Ass y Refer to Fig 2 5 1 Re...

Page 6: ...sm P C B Ass y to unlock the connector edges and care fully pull out the Pickup Flexible P C B 9 7 Carefully disconnect the 3 connectors CPI04 10 EX Mo tor Ass y CN500 11 Sled Motor Ass y and CN600 12...

Page 7: ...7 Fig 2 7 REMOVAL PROCEDURES 2 8 Loading EX Ass y 2 6 Bottom Cover EX Ass y 2 6 Panel EX Ass y 2 9 DVD Traverse Ass y 2 7 Mechanism P C B Ass y 2 6 Top Cover EX Ass y...

Page 8: ...tion of the screw F03 It will be almost the same as the bottom surface of the chassis 1 Remove the DVD Traverse Ass y Refer to item 2 9 2 Remove a screw F01 M1 7x3 5 Pan CMT and detach F02 Hook L S 3...

Page 9: ...al Adjustment DVD Main P C B Ass y Fig 3 2 Tilt Adjustment Screws Mechanism Ass y 3 1 Measurement instruments and Jigs 1 DC Voltmeter 2 AC Voltmeter 3 Tracking Offset Meter LE 9055A or LTM 9055 Leader...

Page 10: ...Screw B to obtain the minimum reading on the AC voltmeter 8 Repeat steps 6 and 7 several times until the minimum readings are obtained 9 Press the EJECT button to eject the disc 10 Proceed to the nex...

Page 11: ...eter indicates 0 V as shown on the left Also be sure that the left side meter indicates around 1 V 5 Press the EJECT button to eject the disc 6 Proceed to the next step to terminate the adjustment Whe...

Page 12: ...3 4 17 16 27 29 30 26 28 27 26 21 20 22 19 23 25 24 15 8 L01 L02 L01 L04 L04 L03 L06 L04 L06 L04 L12 L12 L12 L13 L04 L04 L06 L08 L11 L10 L09 L09 L02 L05 L04 L04 L04 L04 L09 L06 L03 L07 L07 L08 A01 2...

Page 13: ...y 1 CH HK KR SA BK10383A P SUPPLY PCB Ass y 1 TW 20 BK10258A DIGITAL P C B Ass y 1 USA CAN BK10562A DIGITAL P C B Ass y 1 JPN BK10563A DIGITALP C B Ass y 1 EP UK 4 1 Synthesis Ass y Ref No Part No De...

Page 14: ...14 MECHANICAL ASS Y AND PARTS LIST 4 2 Mechanism Ass y DVD 15 A01 Fig 4 2...

Page 15: ...ible Wire 1 35 0B85437A 30P Flexible Wire Pickup 1 36 0B85493A 1P Wire GND D202 1 37 BK10567A DVD Main P C B Ass y C3M1 1 38 0C10350A D Guide upside Ex 1 39 0B85927A FFC 24P 1 L01 0E00120A M2 6x3 Pan...

Page 16: ...0C10234A Mecha UD Gear SL 1 15 CA09416A Loading Motor EX Ass y 1 L01 0E03955A Cut Washer 2 2x4 2x0 2 L02 0E03947A M2 6x3 5 Pan 0 Type 3 L03 0E00222A E Ring 2 0 mm L04 0E03967A M1 4x2 Pan 0 Type 1 Bla...

Page 17: ...17 MECHANICAL ASS Y AND PARTS LIST 4 4 Loading EX Ass y ADJ 3 B02 Fig 4 4...

Page 18: ...hassis SL S Ass y 1 30 0C10255A Shutter Arm Cushion SL 2 31 0C10249A Shutter Arm SL 1 32 0C10254A Shutter Arm Shaft SL 1 33 0C10206A Clamp Holder R SL 1 34 0C10205A Clamp Holder L SL 1 35 0C10253A Cla...

Page 19: ...B03 Ref No Part No Description Q ty 13 0C10537A Holder Shaft 1 1 14 CA09487A Shaft Screw Ass y 1 15 0C10524A SP Push L S 1 16 0C10539A Holder Motor 1 17 0C10530A Traverse P Chassis 1 18 0B90969A M CD...

Page 20: ...TR TW 1 0D07241A AC Cord DM JPN 1 0D07242A AC Cord BS HK UK HK 1 4 6 Pakage Ass y and Accessory Ass y MECHANICAL ASS Y AND PARTS LIST Ref No Part No Description Q ty 0D07243A AC Cord CH CH 1 0D07244A...

Page 21: ...013A TR DTC144EK 1 Q031 032 0B12901A TR 2SB1132R 2 Q033 034 0B14227A TR 2SA1576 S 2 Q035 0B14188A TR 2SC4081 R 1 Q036 0B10882A TR DTC114TKA 1 Q037 0B14188A TR 2SC4081 R 1 Q038 0B14002A TR DTA114EK 1 Q...

Page 22: ...12L 1 IC613 0B13184A IC TC74VHC08FTEL 1 IC614 0B13188A IC TC74VHC86FT 1 IC700 0B13195A IC ZIVA 3 PEO 1 IC701 702 0B13174A IC HY57V161610DTC 2 IC703 0B13192A IC TC7WH157FU 1 IC704 0B13181A IC SI 3025AL...

Page 23: ...70G2 2 IC212 213 0B14189A IC UPC4570G2 2 IC214 0B14189A IC UPC4570G2 1 IC215 0B10812A IC LC78211 1 IC216 0B10814A IC LC78213 1 IC217 0B10813A IC LC78212 1 IC218 219 0B14189A IC UPC4570G2 2 IC220 221 0...

Page 24: ...C LC75874E 1 IC602 0B12993A IC NJU3716L 1 IN601 0B90957A LCD 1 PH601 0B12999A Photo Sensor 1 D601 602 0B12998A LED Amber Green 2 D603 604 0B12998A LED Amber Green 2 D605 0B12998A LED Amber Green 1 D60...

Page 25: ...otoInterrupter 2 PC703 704 0B10737A IC PhotoInterrupter 2 PC705 706 0B10737A IC PhotoInterrupter 2 PC707 708 0B10737A IC PhotoInterrupter 2 PC709 0B10737A IC PhotoInterrupter 1 5 14 Mecha Flexible P C...

Page 26: ...ID 1SS133 68 0B12586A SiD 1N4002 66 0B12835A SID 1SS355 70 0B13151A SID 1SS355TE 17 71 0B13152A SID DA204U T106 72 0B13153A SID UMN11N TN 73 0B06299A TR 2SC2878 74 0B10026A TR 2SA933S 75 0B10039A TR 2...

Page 27: ...27 7 1 AD1855 A D Converter IC401 402 403 on Digital P C B Ass y 7 2 ADV7172 Video signal decoder IC850 on DVD Main P C B Ass y 7 IC BLOCK DIAGRAMS...

Page 28: ...28 7 4 BA6859AFP 3 Phase motor driver U001 on Mchanism P C B Ass y IC BLOCK DIAGRAMS 7 3 BA5938FM Power driver U002 on Mechanism P C B Ass y...

Page 29: ...error limit capacitor connecting pin 29 VDOWN O Low reference voltage output nominal 1 25V 30 HOLD I Select TE detection method L TE detection method H improved method 31 LIMIT Phase error limit capa...

Page 30: ...utput pin 70 BOTTOM Bottom hold capacitor connecting pin 71 PEAK Peak hold capacitor connecting pin 72 RFI3 I RF envelope input pin 73 PDVD1 I DVD tracking phase difference input pin 1 74 PCD1 I CD tr...

Page 31: ...K O Synchronized clock output 27 SRD O Synchronized data output 28 33 36 54 VDD LVD digital section power supply 29 PDWIN O TW 2 half window test pin 30 VCOIN I VCO input pin The voltage level of this...

Page 32: ...2 ADJDSRFD CAP5 RJIT JITFLR JITOVR LZ3V VO1 VO2 V11 V12 VBF1 VBF2 BF2 BF1 Vout AGC FILTER D A D A DIFF_IO_ SINGLE CONVERTER 8X MUX TW 2 VCO_IN DLY_ A A A A A A A A A A PD PREQ CP CP VCO SYNC ON RECP...

Page 33: ...gnal 22 KEY2 l key 2 input signal 23 SCOR l Grounded 24 LD PLS I Loading pulse 25 UD PLS I Up Down pulse 26 KEY3 I key 3 input signal 27 KEY4 l key 4 input signal 28 KEY5 I key 5 input signal 29 AVCC...

Page 34: ...ENCLK O Not used H 65 LED1 O Disc 1 LED drive output H 66 LED2 O Disc 2 LED drive output H 67 LED3 O Disc 3 LED drive output H 68 LED4 O Disc 4 LED drive output H 69 LED5 O Disc 5 LED drive output H 7...

Page 35: ...35 7 9 LC89055W Digital audio interface receiver IC103 on Digital P C B Ass y IC BLOCK DIAGRAMS 7 8 LC75874E LCD driver IC601 on Front P C B Ass y...

Page 36: ...Hz 34 X2 O Crystal connecting pin f 16 9344 MHz or 33 8688 MHz 35 VSS Ground pin 36 SUBQ O Subcode Q output 37 SQCK I External clock input for Subcode Q register 38 CLDCK O Subcode frame clock signal...

Page 37: ...SEL I Output frequency select pin for SMCK pin H SMCK 8 4672 MHz L 4 2336 MHz 60 RESY O Re synchronization signal of the frame synchronization signal H synchronized L not synchronized 61 DO I Drop out...

Page 38: ...SQCK O Clock output for CD DSP Q data 23 REG 95 O Register 0x95 write input Low 24 CRCOK l Sector ID error O K input 25 XAVLP l Ziva LP operation setting pin 26 XDAMUTEO O Audio section mute control o...

Page 39: ...he EEP ROM video encoder 72 STAT I CD DSP status input 73 X0A Not used 74 X1A Not used 75 XSRTM I ECC interruption request input end of block signal 76 XINT DEC l Interruption request from the Ziva Ml...

Page 40: ...lock 42 SPDO O Serial data output pin 43 SPRCLK O Serial clock output pin 44 SPDI I Serial data input pin 45 FG l FG frequency generator signal input pin 46 FGREF I FG frequency generator reference si...

Page 41: ...5V 85 VREFH2 I Analog high level reference voltage input 3 75V 86 VREFL2 I Analog low level reference voltage input 1 25V 87 AVDD2 I Power supply for analog circuit 88 TBAL O Tracking balance adjust o...

Page 42: ...42 IC BLOCK DIAGRAMS 7 13 NJU3716 16 bit Serial to parallel converter IC602 on Front P C B Ass y 7 14 TA8409F Motor driver U105 106 107 108 on Mechanism P C B Ass y...

Page 43: ...te signal 23 F AMUTE O Front L R audio mute signal 24 R AMUTE O Rear L R audio mute signal 25 C AMUTE O Center audio mute signal 26 S AMUTE O Sub woofer audio mute signal 27 ST DSP1 O DSP1 strob signa...

Page 44: ...11V control output for DVD 59 P ON O Power ON signal 60 RESET I Reset signal 61 NC Not used 62 P OFF I Power OFF detect signal 63 NC Not used 64 NC Not used 65 NC Not used 66 NC Not used 67 VSS0 GND...

Page 45: ...hich is changed on the falling edge of PLLCLK 37 SDTIO I O Serial bit data l O 38 ASPSCK O 296ns clock 27 MHz 8 output 39 SEN O High enable CPU to write data to 8 read channel registers 40 PLLOK O DVD...

Page 46: ...upt request 158 XW E H l Write strobe signal 159 XWA IT O CPU wait state control 160 167 HSTBUS0 7 Not used 168 XHSTCS Not used 176 STENABLE l Stream data request 177 184 185 187 STD0 7 O Output strea...

Page 47: ...set 31 35 37 39 HADDR12 23 I O Programmable I O pins Output mode after reset 41 43 46 51 130 NC Not used 53 54 56 58 59 60 62 64 MDATA0 15 I O Memory data 66 68 70 72 73 74 76 78 79 LDQM O SDRAM LDQM...

Page 48: ...data from DVD DSP or CDG 4 7 CDG SDATA VSFY S0S1 SCLK signal input 191 VREQUEST O Video request Decoder asserts VREQUEST to indicate that the video input buffer has available space 192 VSTROBE I Vide...

Page 49: ...21 Pin SCART connector x 1 5 Dolby Digital 5 1ch output Pin Jack x 1 system Digital audio output Optical Digital Output Optical connector x 1 Coaxial Output RCA Pin x 1 DVD linear audio characteristic...

Page 50: ...Dominguez CA 90220 Phone 1 310 631 2122 Fax 1 310 631 2760 Nakamichi Asia 8 F The Grande Bldg 398 Kwun Tong Rd Kowloon Hong Kong Phone 852 2357 6690 Fax 852 2357 6697 Nakamichi Europe 8F Hayes Gate H...

Page 51: ...To Digital PCB P550 DVD 15 MECHANISM C3M1 SCHEMATIC DIAGRAM...

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