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Memorex MVD4540 Service Manual

Dvd video player & vhs video cassette recorder
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MVD4540
SERVICE MANUAL
DVD VIDEO PLAYER & VHS VIDEO CASSETTE RECORDER
ORIGINAL
MFR'S VERSION A
Design and specifications are subject to change without notice.
CLASS 1
LASER PRODUCT

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Summary of Contents for Memorex MVD4540

  • Page 1 CLASS 1 LASER PRODUCT MVD4540 SERVICE MANUAL DVD VIDEO PLAYER & VHS VIDEO CASSETTE RECORDER ORIGINAL MFR'S VERSION A Design and specifications are subject to change without notice.

  • Page 2: Important Warning

    IMPORTANT WARNING CAUTION: DVD PLAYER IS A CLASS 1 LASER PRODUCT. HOWEVER THIS PLAYER USES A VISIBLE LASER BEAM WHICH COULD CAUSE HAZARDOUS RADIATION EXPOSURE IF DIRECTED. BE SURE TO OPERATE THE PLAYER CORRECTLY AS INSTRUCTED. THE FOLLOWING CAUTION LABEL IS LOCATED ON THE REAR PANEL OF THE PLAYER. CLASS 1 LASER PRODUCT (Printed on the Rear Panel)

  • Page 3: Tape Removal Method At No Power Supply

    TAPE REMOVAL METHOD AT NO POWER SUPPLY Remove the Top Cabinet, Front Cabinet and DVD Block and the Fig. 1 below can be seen. (Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) Remove one screw of the Loading Motor from the insert hole for screw driver and remove the Loading Motor.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS IMPORTANT WARNING ......................A1-1 SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 TAPE REMOVAL METHOD AT NO POWER SUPPLY ............A1-2 DISC REMOVAL METHOD AT NO POWER SUPPLY ............. A1-2 PARENTAL CONTROL-RATING LEVEL .................. A1-2 TABLE OF CONTENTS ......................

  • Page 5: General Specifications

    GENERAL SPECIFICATIONS Outline of the product DVD VIDEO PLAYER & VHS Player / Recorder DVD System Color System NTSC Disc DVD, CD-DA, CD-R/RW Disc Diameter 120 mm , 80 mm Deck Disc Loading System Front Disc Loding Motor 3 Motors Pick up 1-Lens 2-Beams System Playback time (Max)
  • Page 6 GENERAL SPECIFICATIONS Harmonic Distortion (1KHz) 0.008% (1KHz) (DVD) , 1.5% (1KHz) (VCR) Typical Frequency Response : DVD Mode at DVD 4 Hz - 22 KHz DVD Mode at VIDEO CD DVD Mode at CD 4 Hz - 20 KHz VCR Mode at SP 100Hz - 10 KHz VCR Mode at LP VCR Mode at SLP...
  • Page 7 GENERAL SPECIFICATIONS No Noise Back Ground Auto Clock Standard Time Daylight Saving Time G-CODE(or SHOWVIEW or PLUSCODE)No. Entry Stereo,Audio Output,SAP Play/Stop/FF/Rew/Rec/OTR/T-Rec/Pause/Eject/Tape In/Repeat (Symbol Mark) CH/AV Clock Repeat Pin Code Tape Counter Index Hotel Lock Tape Speed ATR / Manual Tracking Hi-Fi G-11 OSD Language...
  • Page 8 GENERAL SPECIFICATIONS TITLE SET UP MENU/VCR MENU SELECT/ENTER CLEAR/CANCEL RETURN PLAY STOP PAUSE/STILL FF(Cue)/SEARCH+ REW(Review)/SEARCH- REC/OTR SKIP+ / INDEX+ SKIP- / INDEX- AUDIO / AUDIO SELECT ANGLE/COUNTER RESET SUB TITLE/ATR PLAY MODE/SPEED T-REC CLOCK / COUNTER MEMORY/ZERO RETURN ZOOM REPEAT A-B SLOW(Forward) MARKER OPEN/CLOSE...
  • Page 9 GENERAL SPECIFICATIONS CH - FF/ Search(>>) Rew/Search(<<) Still/Pause Shuttle(Search/REV/FWD) DVD/VCR Main Power SW Rear Attenuator Video/RGB Selector RF Out(Slide SW) Yes (3ch/4ch) Main Power SW Volume Phones Volume Mic Volume Echo Volume Rec/OTR Terminals Front Video In RCA x1(Yellow) Audio In RCA x 2(Stereo, White/Red) Rear Video Output...

  • Page 10: Disassembly Instructions

    DISASSEMBLY INSTRUCTIONS REMOVAL OF MECHANICAL PARTS 1-3: VCR DECK (Refer to Fig. 1-3) AND P.C. BOARDS Unlock the 2 supports (1) and remove the Top Holder. Remove the 3 screws (2). 1-1: TOP CABINET AND FRONT CABINET Disconnect the following connectors: (CP101, CP102, (Refer to Fig.
  • Page 11 DISASSEMBLY INSTRUCTIONS 1-5: DECK CD AND DVD PCB (Refer to Fig. 1-5) 1-6: POWER PCB (Refer to Fig. 1-6) Make the short circuit on the position as shown Fig. 1-5 Remove the 3 screws (1). using a soldering. If you remove the Deck CD with no Remove the Power PCB in the direction of arrow.

  • Page 12: Removal Of Vcr Deck Parts

    DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF VCR DECK PARTS NOTE In case of the Locker R installation, check if the two 2-1: TOP BRACKET (Refer to Fig. 2-1) positions of Fig.2-3-B are correctly locked. Extend the 2 supports (1). When you install the Cassette Side R, be sure to move Slide the 2 supports (2) and remove the Top Bracket.
  • Page 13 DISASSEMBLY INSTRUCTIONS 2-6: LOADING MOTOR/WORM (Refer to Fig. 2-6-A) Tension Arm Ass'y Remove the screw (1). Remove the Loading Motor. Remove the Worm. Fig. 2-7-A Loading Motor Worm Tension Connect Tension Band Main Chassis Tension Spring Tension Arm Ass'y Tension Holder •...
  • Page 14 DISASSEMBLY INSTRUCTIONS 2-8: T BRAKE ARM/T BRAKE BAND (Refer to Fig. 2-8-A) Remove the T Brake Spring. Idler Gear Turn the T Brake Arm clockwise and bend the hook Idler Arm Ass'y section to remove it. Unlock the 2 supports (1) and remove the T Brake S Reel Band.
  • Page 15 DISASSEMBLY INSTRUCTIONS 2-10: CASSETTE OPENER/PINCH ROLLER BLOCK/ P5 ARM ASS'Y (Refer to Fig. 2-10-A) Unlock the support (1) and remove the Cassette Opener. Remove the Pinch Roller Block and P5 Arm Ass'y. Cassette Opener Spring Position Fig. 2-11-B 2-12: FE HEAD (RECORDER ONLY) (Refer to Fig. 2-12) Pinch Roller Block Remove the screw (1).
  • Page 16 DISASSEMBLY INSTRUCTIONS 2-14: CAPSTAN DD UNIT (Refer to Fig. 2-14-A) 2-15: MAIN CAM/PINCH ROLLER CAM/JOINT GEAR (Refer to Fig. 2-15-A) Remove the Capstan Belt. Remove the E-Ring (1), then remove the Main Cam. Remove the 3 screws (1). Remove the E-Ring (2), then remove the Pinch Roller Remove the Capstan DD Unit.
  • Page 17 DISASSEMBLY INSTRUCTIONS NOTE 2-18: CASSETTE GUIDE POST/INCLINED BASE S/T UNIT/P4 CAP (Refer to Fig. 2-18-A) 1. When you install the Loading Arm S Unit, Loading Arm T Unit and Main Loading Gear, align each marker. Remove the P4 Cap. (Refer to Fig. 2-16-B) Unlock the support (1) and remove the Cassette Guide Post.

  • Page 18: Removal And Installation Of Flat Package Ic

    DISASSEMBLY INSTRUCTIONS REMOVAL AND INSTALLATION OF When IC starts moving back and forth easily after desoldering completely, pickup the corner of the IC using FLAT PACKAGE IC a tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 3-3.) REMOVAL NOTE Put the Masking Tape (cotton tape) around the Flat...
  • Page 19 DISASSEMBLY INSTRUCTIONS INSTALLATION When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thin- Take care of the polarity of new IC and then install the tip Soldering Iron. (Refer to Fig. 3-8.) new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.

  • Page 20: Key To Abbreviations

    KEY TO ABBREVIATIONS Audio/Control H.SW Head Switch Automatic Color Control Hertz Audio Erase Integrated Circuit Automatic Frequency Control Intermediate Frequency Automatic Fine Tuning Indicator AFT DET Automatic Fine Tuning Detect Inverter Automatic Gain Control Killer Amplifier Left Antenna Light Emitting Diode A.PB Audio Playback LIMIT AMP...
  • Page 21 KEY TO ABBREVIATIONS SYNC Synchronization SYNC SEP Sync Separator, Separation Transistor TRAC Tracking TRICK PB Trick Playback Test Point UNREG Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse, Voltage Display V.PB Video Playback Variable Resistor V.REC Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source...

  • Page 22: Service Mode List

    SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit or on the main unit and on the remote control for more than a standard time (second).

  • Page 23: Preventive Checks And Service Intervals

    PREVENTIVE CHECKS AND SERVICE INTERVALS The following standard table depends on environmental conditions and usage. Parts replacing time does not mean the life span for individual parts. Also, long term storage or misuse may cause transformation and aging of rubber parts. The following list means standard hours, so the checking hours depends on the conditions.
  • Page 24 PREVENTIVE CHECKS AND SERVICE INTERVALS CLEANING 2. TAPE RUNNING SYSTEM When cleaning the tape transport system, use the NOTE gauze moistened with isopropyl alcohol. After cleaning the heads with isopropyl alcohol, do not 3. CYLINDER run a tape until the heads dry completely. If the heads are not completely dry and alcohol gets on the tape, Wrap a piece of chamois around your finger.

  • Page 25: When Replacing Eeprom (Memory) Ic

    WHEN REPLACING EEPROM (MEMORY) IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1. NOTE: No need setting for after INI 2E. Table 1 Connect the set to TV Monitor.

  • Page 26: Servicing Fixtures And Tools

    SERVICING FIXTURES AND TOOLS (For 2 heads model) (For 4 heads model) JG002B Adapter JG005 Post Adjustment VHS Alignment Tape VHS Alignment Tape JG002E Dial Torque Gauge Screwdriver JG001 JG001B S-LI6 S-LI6 (10~90gf•cm) Part No. SV-TG0-030-000 JG001A S-CO1 JG001I S-CO1 JG002F (60~600gf•cm) (small)

  • Page 27: Mechanical Adjustments

    MECHANICAL ADJUSTMENTS 1. CONFIRMATION AND ADJUSTMENT 1-2: CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION Read the following NOTES before starting work. Set to the PLAY mode. Place an object which weighs between 450g~500g on Adjust the adjusting section for the Tension Arm the Cassette Tape to keep it steady when you want to position so that the Tension Arm top is within the make the tape run without the Cassette Holder.
  • Page 28 MECHANICAL ADJUSTMENTS 1-4: CONFIRMATION OF VSR TORQUE NOTE Install the Torque Gauge (JG002F) and Adapter (JG002B) If the torque is out of the range, replace the following parts. on the S Reel. Set to the Picture Search (Rewind) mode. Check item Replacement Part (Refer to Fig.1-4-B) Idler Assíy/Clutch Assíy...
  • Page 29 MECHANICAL ADJUSTMENTS 2-2: CONFIRMATION AND ADJUSTMENT OF AUDIO/ 2-3: TAPE RUNNING ADJUSTMENT CONTROL HEAD (X VALUE ADJUSTMENT) When the Tape Running Mechanism does not work well, Confirm and adjust the height of the Reel Disk. adjust the following items. (Refer to item 1-1) Confirm and adjust the position of the Tension Post.
  • Page 30 MECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 1. Tension Connect P4 Post 2. Tension Arm T Brake Spring 3. Guide Roller T Reel 4. Audio/Control Head S Reel 5. X value adjustment driver hole Adjusting section for the Tension Arm position D2-4...

  • Page 31: Electrical Adjustments

    ELECTRICAL ADJUSTMENTS Read and perform this adjustment when repairing the circuits or replacing electrical parts or PCB assemblies. 1. BASIC ADJUSTMENT CAUTION When you exchange IC and Transistor for a heat sink, apply the silicon grease (YG6260M) on the contact section of the heat sink.

  • Page 32: Dvd

    ELECTRICAL ADJUSTMENTS 2. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION) AC IN POWER PCB CP502 CP503 CP102 TP3001 CD8501 TU301 CD8502 A/C HEAD CD8002 TP101 TP3002 V651 CP2601 CP2603 VCR MT PCB DVD MT PCB CP681 OPERATION PCB DECK CD D3-2...
  • Page 33 DVD BLOCK DIAGRAM X8501 27MHz VCR BLOCK DECK RF,FO,EO,AO RF_AMP DK4001 D-RAM DO,CO,BO AUDIO DAC/PLL CLOCK DACSOX,DACDATA,DACCLK IC2603 TT-4000 IC2002 AUDIO OUT L GENERATOR OEC6067A (TU2020R) MSM5416258B-30 AUDIO OUT R IC8503 AD1959YRSRL ZERO 2.5V REG IC4002 SS-816A25AMC ABCLK,ALRCLK,ASDATA 0 PUDET2,LSRDVD SCLK 2 GCLK GCLK 1...

  • Page 34: Y/C/Audio/Ccd/Head Amp

    Y/C/AUDIO/CCD/HEAD AMP BLOCK DIAGRAM X101 3.579545MHz Q109 Q107 BUFFER Y/C/AUDIO/CCD/HEAD AMP IC BUFFER IC101 LA71205M-MPB PULL Y/C_CS VX01 SERIAL SYSCON Y/C_DATA TIMMING DRIVER CLAMP DECODER Y/C_CLK H.SW DETAL FM-EQ EMPHA CLAMP CP101 CONV C-LPF EP/LP-CH2 (L) Y-LPF EP/LP_COM EP/LP-CH1 (R) H.AMP YNR/ 3.58M...
  • Page 35 SYSTEM CONTROL BLOCK DIAGRAM SYSCON/TIMER/SERVO V.REC_ST-H IC3001 OEC0119B AUDIO_MUTE-H VCR_POWER_ON-H POWER ON_H HI-FI/ REGULATOR VCR_POWER_ON-L POWER ON-L DEMODULATOR POWER FAIL POWER_FAIL HIFI ENV 32 HIFI_ENV.DET SYS MUTE HIFI H.SW 106 HIFI_H.SW ST SELECT ST_SELECT OSC 2 4 FSC OUT X3001 X3003 10MHz 14.31818MHz...
  • Page 36 REGULATOR BLOCK DIAGRAM CAP_VCO AT+5V AT+12.6V SYSCON AT+5.2V Q1702 P.CON+5V SW. P.CON+5V Q1703 P.CON+5V SW. Q1713 M-CON + 5V SW. AT+5.2V DISPLAY/ OPERATION Q1714 AT+5.2V_VCC M-CON POWER P.CON+12V HI-FI/ P.CON+5V DEMODULATOR CP1701 MOTOR +12V P.CON+5V Y/C/AUDIO/CCD/ MOTOR GND Q1701 HEAD AMP AT+5.2V_VCC AT +13V P.CON+12V SW.
  • Page 37 DISPLAY/OPERATION BLOCK DIAGRAM V651 ELF-4M6SDRVGWB 14 15 13 12 11 10 8 Q651 5G/CS/BS_LED 5G SW Q652 SEG10 SW SEG10 Q653 SEG9 SEG9 SW Q654 4G SW 4G/T_SHT_LED Q655 SEG8 SW SEG8 Q656 SEG7 SEG7 SW Q657 SEG6 SW SEG6 Q658 SEG5 SW SEG5...
  • Page 38 HI-FI/DEMODULATOR BLOCK DIAGRAM HI-FI AUDIO/HEAD AMP/DEM IC IC701 AN3663FBP DVD_A_OUT-R DVD/HDD/ IN/OUT DVD_A_OUT-L FRONT_A_IN-R FRONT_A_IN-L INPUT SW HIFI_OUT_R HF_COM OUTPUT HIFI_OUT_L RF_CONV_A.OUT TUNER/JACK Y/C/AUDIO/CCD /HEAD AMP VCO-FO LOGIC SIF OUT FM LIM FROM_NORMAL_A TO_NORMAL_A NOISE BLOCK REDUCTION V. REC_ST-H HIFI_ENV. DET HIFI_H.SW SYSCON AUDIO_MUTE-H...
  • Page 39 TUNER/JACK BLOCK DIAGRAM COAXAL OPT TRANSFORMER J8007 OS8001 COMPONENT OUT FRONT AV JACK J8008 VIDEO AUDIO L AUDIO R REAR OUT JACK Y/C SEPA DVD AUDIO OUT J8003 J8004 J8005 Q8001 J8009 J8001 J8006 D.AUDIO DRIVER Q8004 DVD_Y VIDEO_OUT BUFFER Q8002 SYSCON DVD_U...
  • Page 40 DVD/HDD IN/OUT BLOCK DIAGRAM CP8001 SYSCON DVD RESET PCON+9VA PCON+9VA P.CON +9V_DVD FROM/TO DVD BLOCK PCON+5V REGULATOR PCON+5V P.CON +5V DH P.CON+3.3V PCON+3.3V DVD_MUTE_L PCON+3.3V DVD_MUTE_R SPDIF-134 SPDIF-134 Y_OUT C_OUT TUNER/JACK CP8002 DVD_V_OUT DVD_U DVD_V DVD_Y DVD_A_OUT-L CVBS DVD_A_OUT-R DVD U FROM/TO Y/C/AUDIO/CCD/ DVD BLOCK...

  • Page 41: Power

    POWER BLOCK DIAGRAM CP502 T501 LED_AT+5.2V TUNER 32V P.FAIL POWER ON H UNREG 3.3V REGULATOR UNREG 3.3V AT 5.2V AT 5.2V AT +13V MOTOR GND MOTOR +12V 9V REG. IC502 KIA7809API D505, D506 D502, D503 Q505 P.CON5V IC501 Q504 KIA431 P.CON+B VOLTAGE CTL.

  • Page 42: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS DVD MT (TOP SIDE) DVD MT (BOTTOM SIDE) CD8502 D8504 D8502 CD8501 W854 D8505 D8503 D8501 R8540 B8503 R8542 R8522 C8518 R8523 R8541 C8522 C8528 IC8504 C1020 R8528 R8529 R8527 C8512 C8515 R8530 C8539 R8514 R8532 C8520 C8521 C1022 C8513...

  • Page 43: Vcr Mt

    PRINTED CIRCUIT BOARDS VCR MT (INSERTED PARTS) SOLDER SIDE CP651 CP8002 CP8001 W167 W250 CP1701_1 L8009 W111 W353 W240 W252 W203 W238 W340 C8023 D1709 W248 W331 R1706 Q1702 Q1703 R1709 W332 Q1706 R1714 W025 W205 Q3004 R1720 W235 W053 Q1713 W123 W257...
  • Page 44 PRINTED CIRCUIT BOARDS VCR MT (CHIP MOUNTED PARTS) SOLDER SIDE Q303 R302 C304 R701 R719 Q8008 R702 C755 C763 R718 Q8006 C707 IC8001 IC8005 C8027 C701 Q8005 IC8003 C734 R716 R707 R708 C736 R8010 C738 C729 C726 R8073 Q8015 R131 C147 C166 R8046...

  • Page 45: Power/Operation

    PRINTED CIRCUIT BOARDS POWER/OPERATION SOLDER SIDE CP503 CP502_1 Q505 HS502 Q506 R513 SW689 W005 SW688 W814 Q504 R690 C520 R509 W811 D518 R689 W010 SW682 D523 W009 C522 D529 D515 W008 W802 D507 R521 W813 D522 W003 R520 R522 W812 IC501 C524 SW686...
  • Page 46 READ CHANNEL SCHEMATIC DIAGRAM R2601 (DVD MAIN PCB) R2621 R2615 PROTECT Q2602 R2624 CD/LD DRIVER IC HN1C03F_B A+3V Q2601 Q2604 KRC102SRTK HN1B01F_Y 5.6K 0.7 0.3 FROM/TO DSP R2623 -1.2 R2603 A_GND -1.2 VRFD A+3V RFCD_DVD C2623 JG2603 SLCD1 0.1 F RFZI TEZI JG2604...

  • Page 47: Dsp

    DSP SCHEMATIC DIAGRAM (DVD MAIN PCB) R2006 C2049 10P CH C2036 C2048 0.1 F 0.1 F C2031 150P CH C2011 R2009 W201 0 W202 0 (21-25) C2018 FROM AUDIO/VIDEO (21-25) DPA8 R2005 D_GND DPA7 FROM/TO READ CHANNEL DPA6 VDD+5V PVREF C2019 0.1 F DPA5...

  • Page 48: Mpeg

    MPEG SCHEMATIC DIAGRAM (DVD MAIN PCB) GNDA GNDA GNDP FROM DSP R4010 4.7K DVDSTB GNDC DVDSOS DVDERR DVDVALID MPEG+1.8V VDD+3.3VMPEG DVDDAT0 DVDDAT1 DVDDAT2 DVDDAT3 DVDDAT4 DVDDAT5 DVDDAT6 B8502 HWIO DVDDAT7 FROM/TO AUDIO/VIDEO FCM2012H-102T04 VDDP PLLCFG0 GCLK H0RD GCLK C4005 HTYPE GCLK1 GCLK1 0.1 F...

  • Page 49: Memory

    MEMORY SCHEMATIC DIAGRAM (DVD MAIN PCB) R4021 R4022 R4023 R4024 R4025 R4026 R4027 R4028 R4029 R4030 R4031 C4044 SD-RAM IC FLASH IC FROM/TO SYSCON1 IC4004 0.1 F IC4006 SD-RAM IC MSM56V16160F-8 MBM29F800BA-55 LCAS IC4003 UCAS MSM56V16160F-8 HA17 HA16 D-RAM IC IC4005 MSM5416258B-30 MD15...

  • Page 50: Audio/Video

    AUDIO/VIDEO SCHEMATIC DIAGRAM (DVD MAIN PCB) FROM POWER FROM/TO SYSCON1 R8516 DACDATA CD8502 M+8V CU262501 AUDIO DAC/PLL CLOCK GNERATOR IC M_GND IC8503 AD1959YRSRL P.CON+5V_D RSTOX R8512 DACCLK CCLK CDATA P.CON+5V_A R8513 R8514 VDD+3.3V DACSOX G+6DB CLATCH MUTE P.CON+9V_A VDD+5V R8517 MOTOR_GND VDD+5V_A RSTX...

  • Page 51: Syscon1

    SYSCON1 SCHEMATIC DIAGRAM (DVD MAIN PCB) EEPROM IC IC1002 S-24C01BFJ-TB FROM/TO DSP TEST W102 R1026 R1027 C1025 DISKWDI FCSEAR SVCEX R1025 RSTOX1 4.7K DAREFH C1027 NR1006 DAREFL DVSS CAY16-101-J-4R FROM/TO MPEG DAOUT0 DAVSS DAOUT1 HD15 C1028 DAVCC HA10 DVCC FROM/TO READ CHANEL HD14 HA11 HD13...
  • Page 52 Y/C/AUDIO/CCD/HEAD AMP SCHEMATIC DIAGRAM (VCR MAIN PCB) FROM DVD/HDD IN/OUT R129 DVD_V_OUT 1.8K 1/4W BUFFER Q109 2SC2412K FROM REGULATOR P.CON+5V C142 FROM/TO TUNER/JACK TU/REAR_V_IN C143 Y/C_VIDEO_OUT 0.1 F R127 C141 FRONT_V_IN FROM/TO HI-FI/DEMODULATOR 680K 0.01 B TO_NORMAL_A FROM_NORMAL_A HF_COM BUFFER C166 COMP ALWAYS...
  • Page 53 VCR SYSCON SCHEMATIC DIAGRAM (VCR MAIN PCB) TP3002 H.SW AT+5V[M-CON] AT+5.2V FROM/TO REGULATOR FROM/TO Y/C/AUDIO/CCD/HEAD AMP DVD_POWER_ON-H C3025 C3047 VCR_POWER_ON-H 15P CH 18P CH DUMMY_V.SYNC VCR_POWER_ON-L X3001 C.SYNC 100CT01002 POWER_FAIL V.REC_ST-H CAP_VCO R3034 C.ROTARY AT+12.6_V AUDIO_MUTE-H P.CON+5V CTL- AT+5.2V CTL+ AT+5V[M-CON] H.AMP_SW C3061...
  • Page 54 TUNER/JACK SCHEMATIC DIAGRAM COMPONENT OUT REAR OUT JACK DVD AUDIO OUT (VCR MAIN PCB) J8001 J8008 J8009 MSP-213V1-432_PBSN MSP-213V1-652_PBSN MSP-242V2-01PBSN OPT TRNSFORMER RF-SW OS8001 GP1FA550TZ SW301 SLD-12-592 Y/C SEPA C8009 L8001 R8002 J8006 D AUDIO FROM DVD/HDD IN/OUT MDC-070V 0.27uH TU301 DRIVER 6.3V...
  • Page 55 REGULATOR SCHEMATIC DIAGRAM (VCR MAIN PCB) W804 CAP_VCO R1716 D1709 2.2K 1/4W AT+12.6_V 1N4005-EIC MOTOR_GND AT+5.2V AT+5.2V TO HI-FI/DEMODULATOR P.CON+5V P.CON+5V SW P.CON+12V Q1702 R1703 KTC3209_Y P.CON+5V P.CON+12V 220 1/2W P.CON+5V_DH P.CON+5V SW AT+5V[M-CON] Q1703 R1714 KTC3209_Y M-CON +5V SW 390 1/4W Q1713 KTA1271_Y...
  • Page 56 DISPLAY SCHEMATIC DIAGRAM (VCR MAIN PCB) V651 ELF-4M6SDRVGWB SEG1 SW Q664 KRC103SRTK FROM/TO VCR SYSCON R674 1G SW DVD_LED Q665 2SA1037AK VCR_LED 1G/VCR/T-REC_LED SEG2 SW 2G/DUB/REC_LED Q663 3G/TV/VCR_LED KRC103SRTK R673 4G/T_SHT_LED 5G/CS/BS_LED SEG3 SW SEG10 SW Q662 Q652 SEG_1 KRC103SRTK KRC103SRTK SEG_2 R672...
  • Page 57 HI-FI/DEMODULATOR SCHEMATIC DIAGRAM (VCR MAIN PCB) C744 FROM DISPLAY 0.1 F FRONT_A_IN_L C743 R716 FRONT_A_IN_R 3.3K 0.22 FROM/TO TUNER/JACK FRONT_A_IN_R FRONT_A_IN_L HIFI_A_OUT_L HIFI_A_OUT_R RF_CONV_A_OUT SIF_OUT HI-FI/AUDIO/HEAD AMP/DEM IC R717 IC701 AN3663FBP 2.2M C746 C730 0.015 B DEM_BLK ZZ-PROM LOGIC C747 C731 C751 4.5M...
  • Page 58 DVD/HDD IN/OUT SCHEMATIC DIAGRAM (VCR MAIN PCB) FROM/TO AUDIO/VIDEO CP8001 (CD8501) A2001WV2-13P W805 W802 C8048 6.3V P.CON+9V P.CON+9V P.CON+5V_DH P.CON+D5V W855 P.CON+D5V P.CON+9V_DVD P.CON+3.3V P.CON+3.3V P.CON+3.3V SPDIF-134 SPDIF-134 FROM/TO TUNER/JACK Y_OUT C_OUT SPDIF-134 DVD_Y DVD_U DVD_V DVD_A_OUT_L DVD_A_OUT_R DVD_V_OUT DVD_MUTE_L DVD_MUTE_R FROM/TO AUDIO/VIDEO CP8002...
  • Page 59 POWER SCHEMATIC DIAGRAM (POWER PCB) T501_1 81290814 COIL,LINE FILTER L501_1 0R7A223F24 D506 RM11C-EIC D503 L507 139.3 D515 W804 RM11C-EIC SB340L-6737 22uH TSL0808 W813 142.0 D502 AC120V_60Hz RM11C-EIC CD501_4 F501_1 0R419905 51MS040LCC 4A125V S502 C516 B503 D518 R536 D505 WHITE W4BRH3.5X6X1 1SS133 1K 1/4W RM11C-EIC...
  • Page 60 OPERATION SCHEMATIC DIAGRAM (OPERATION PCB) R681 R683 R685 R687 R688 13K 1/4W 6.8K 1/4W 3.9K 1/4W 2.7K 1/4W 3.3K 1/4W R690 560 1/4W DVD LED D681_1 LTL-1CHEE-002A R689 10K 1/4W FROM/TO DISPLAY CP681_1 (CP651) 52492-0520 DVD_LED KEY-A KEY-B PCB270 VEA970 NOTE: THE DC VOLTAGE AT EACH PART WAS NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME...
  • Page 61 INTERCONNECTION DIAGRAM OPERATION PCB PCB270 VEA970 CP2602 COMMAND TRANSMITTER TM601 FULL ERASE HEAD ASS’Y DRIVE HALL MAIN ROTOR SENSOR COIL MAGNET FG SENSOR DVD PCB PCB130 OS651 VMA249 Vout CD8501 CP8001 OPTICAL PICK-UP HALL HALL SWITCH LOGIC FRONT AV JACK FRONT AV JACK FRONT AV JACK VREF...

  • Page 62: Y/C/Audio/Ccd/Head Amp

    WAVEFORMS Y/C/AUDIO/CCD/HEAD AMP VCR SYSCON 10µs 500mV 1.0V 2.0V HI-FI/DEMODULATOR 100ns 200µs 10ms 100mV 1.0V 1.0V TUNER/JACK 10µs 50ns 200mV 100mV 1.0V 200ms 500µs 10µs 500mV 1.0V 200mV 10µs 5µs 200mV 500mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 63: Dvd/Hdd In/Out

    WAVEFORMS 10µs 20ns 200mV 100mV POWER MPEG 5µs 10µs 500ns 500mV 200mV 50mV 500ns 5µs 20ns 100mV 5.0V 100mV READ CHANNEL 500ns 100ns 20ns 1.0V 50mV 100mV DVD/HDD IN/OUT 100ns 10µs 50mV 20mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
  • Page 64 WAVEFORMS 10µs 500ns 10µs 20mV 50mV 50mV 10µs 500µs 10µs 20mV 50mV 50mV 10µs 500µs 10µs 20mV 50mV 50mV MEMORY 10µs 10µs 20mV 50mV 50mV AUDIO/VIDEO SYSCON1 20ns 10µs 50ns 50mV 50mV 100mV NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.

  • Page 65: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW DK4001 TU301 PCB130 (DVD MT PCB) PCB240 (POWER PCB) V651 PCB010 (VCR MT PCB) PCB270 (OPERATION PCB) I1-1...

  • Page 66: Chassis Exploded Views

    CHASSIS EXPLODED VIEW (TOP VIEW) M2003 UN4001 H5002 H5001 M101 Applying positions AA, AB, AC and AD for the NOTE: CLASS PART NO. MARK grease are displayed for this section. GREASE G-555G Check if the correct grease is applied for each position.
  • Page 67 CHASSIS EXPLODED VIEW (BOTTOM VIEW) CD1501 M2001 CD1502 NOTE: Applying positions AA, AB, AC and AD for the CLASS PART NO. MARK grease are displayed for this section. GREASE G-555G Check if the correct grease is applied for each position. MG-33 FG-84M FL-721...

  • Page 68: Mechanical Replacement Parts List

    MECHANICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION A2A795C720 CABINET,FRONT ASSY 701WPA0686 HOLDER,DECK 701WPA0751 HOLDER,DECK 752WSA0230 SHIELD,CASE HEAD AMP 753WUAA006 SPRING,EARTH HEAD AMP 85OP700036 HOLDER EOT SENSOR 85OP700037 HOLDER,LED 701WPJB727 CABINET,FRONT 711WPD0612 PLATE,DISPLAY 712WPJB438 FLAP 713WPA0193 GLASS,LED-VCR 713WPA0194 GLASS,LED-DVD 800WFAA013 CUSHION,LEG 735WPBA360 BUTTON,FRAME-DVD 735WPBA361 BUTTON,FRAME-VCR...

  • Page 69: Chassis Replacement Parts List

    CHASSIS REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION A2A301A420A DECK ASSY A2A301A420A 8107226804 SCREW,TAP TITE(S) BIND 2.6x8 8107226504 SCREW,TAP TITE(S) BIND 2.6x5 85OA400234 PINCH ROLLER BLOCK 8107226404 SCREW,TAP TITE(S) BIND 2.6x4 85OA500026 AHC ASS'Y 8102120604 SCREW,PAN M2x6...

  • Page 70: Electrical Replacement Parts List

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RESISTORS ! R501 R0G3K2335K RC 3.3M OHM 1/2W IC2603 I05FR1323F IC OEC6067A ! R502 R3X181R39J R,METAL OXIDE 0.39 OHM 1W IC3001 I54F50119B OEC0119B ! R504 R3X181561J R,METAL OXIDE 560 OHM 1W IC3003 I9UF032310...
  • Page 71 ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION TRANSISTORS P.C.BOARD ASSEMBLIES Q8004 TAATA12660 TRANSISTOR,SILICON KTA1266-AT(Y,GR) PCB130 A2A707C130 PCB ASS'Y VMA249B Q8005 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R,S PCB240 A2A701A240 PCB ASS'Y VPA152A Q8006 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R,S PCB270 A2A701A270 PCB ASS'Y...
  • Page 72 ELECTRICAL REPLACEMENT PARTS LIST RESISTOR RC....CARBON RESISTOR CAPACITORS CC....CERAMIC CAPACITOR CE....ALUMI ELECTROLYTIC CAPACITOR CP....POLYESTER CAPACITOR CPP....POLYPROPYLENE CAPACITOR CPL....PLASTIC CAPACITOR CMP....METAL POLYESTER CAPACITOR CMPL....METAL PLASTIC CAPACITOR CMPP....METAL POLYPROPYLENE CAPACITOR J3-3...
  • Page 73 SPEC.NO. M2A7-95C O/R NO. W242013...

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