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Memorex MVD4540 - DVD/VCR, Руководство по обслуживанию

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Memorex MVD4540 - DVD/VCR Скачать руководство пользователя страница 32

ELECTRICAL ADJUSTMENTS

2. ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION)

D3-2

DVD MT PCB

DECK CD

J8006

J8007

J8001

OS8001

J8008

J8009

TP3002

TP101

TP3001

TP8001

TU301

CP102

J8005

J8003

J8004

V651

CP651

CP8002

CP8001

CP1701

CP681

CP502

CP503

AC IN

VCR MT PCB

OPERATION PCB

POWER PCB

CD651

CD502

A/C HEAD

CD102

CP8502

CD8501

CD8502

CP2601

CP2603

CD8002

CD2601

CD2603

CP2602

Содержание MVD4540 - DVD/VCR

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

Страница 2: ...eals on the cabinet chassis and parts Make sure to keep the indications and notices in the operation manual PERFORM A SAFETY CHECK AFTER SERVICING 4 Confirm that the screws parts and wiring which were...

Страница 3: ...step 3 4 Then take out the Video Cassette from the Deck Chassis Be careful not to scratch on the tape TAPE REMOVAL METHOD AT NO POWER SUPPLY Fig 1 Pinch Roller Cam Main Cam Clutch Ass y Main Chassis F...

Страница 4: ...TOR TUNER JACK DVD HDD IN OUT POWER PRINTED CIRCUIT BOARDS DVD MT VCR MT POWER OPERATION SCHEMATIC DIAGRAMS READ CHANNEL DSP MPEG MEMORY AUDIO VIDEO SYSCON1 Y C AUDIO CCD HEAD AMP VCR SYSCON TUNER JAC...

Страница 5: ...x 7x 9x 9x 15x Picture Search PAL or SECAM Frame Advance 1 10 Slow Speed 1 10 G 4 Tuning Broadcasting System US System M System Tuner and System 1Tuner Receive CH Destination US w CATV Tuning System F...

Страница 6: ...guage Yes Subtitle Language Yes Display Yes On Screen Displays Yes Background Yes Screen Saver Yes Operational Yes Pause Still Yes Parental Lock Yes Title Stop Yes PBC No Initial Setup Yes On Screen L...

Страница 7: ...Power Off Mode 5sec G 13 Display DISPLAY Yes DISPLAY type LED Module Green Rec Timer symbol Red Clock Counter CH Timer Rec OTR Play Rec FF Cue Rew Rev Stop ATR Eject No VCR Yes DVD Yes CD Yes Clock Y...

Страница 8: ...Yes VCR Auto Tracking Yes HQ VHS Standard High Quality Yes Auto Power On Auto Play Auto Rewind Auto Eject Yes Auto Power Off No Forward Reverse Picture Search Yes VIDEO PLUS SHOWVIEW G CODE No One To...

Страница 9: ...tal Audio DVD Signal Only Video Input Option No Audio Input Option No RF Input Output Yes Euro Scart No AC Inlet No Indicator LED Power No Rec No T Rec No TV VCR No DVD Yes RED VCR Yes RED Surround No...

Страница 10: ...ws 3 Remove the Operation PCB in the direction of arrow C 1 2 FLAP Refer to Fig 1 2 1 2 Open Flap to 90 and flex in direction of arrow A at the same time slide in direction of arrow B Then lift in dir...

Страница 11: ...arrow A Remove the 2 screws 2 Remove the Front DVD Shield in the direction of arrow B Remove the 4 screws 3 Disconnect the following connectors CP2601 CP2602 and CP2603 Remove the Deck CD in the direc...

Страница 12: ...ocker R 1 2 3 Link Unit NOTE 1 2 In case of the Locker R installation check if the two positions of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R aft...

Страница 13: ...ading Motor 1 Main Chassis Worm NOTE 1 2 In case of the Worm installation check if the value of the Fig 2 6 B is correct In case of the Loading Motor installation hook the wire on the Cassette Opener...

Страница 14: ...oves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it FG 84M If you do not grease noise may be heard in FF REW mode After installing the reel a...

Страница 15: ...ER 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 1 2 Fig 2 10 A 1 Cassette Opener P5 Arm Ass y...

Страница 16: ...e Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Rod Main Loading Gear Tension Lever Loading Arm T Unit Loading Arm S Unit Fig 2 16 A 2 14 CAPSTAN...

Страница 17: ...Fig 2 18 B Fig 2 18 C Cassette Guide Post Cassette Guide Post 2 17 Remove the Polyslider Washer 1 Remove the Clutch Ass y and Ring Spring Remove the Clutch Lever Remove the Coupling Gear Coupling Spr...

Страница 18: ...sing a blower type IC desoldering machine Refer to Fig 3 2 2 Fig 3 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desold...

Страница 19: ...8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be al...

Страница 20: ...op Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L...

Страница 21: ...or Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor...

Страница 22: ...as the clock setting the channel setting and PLAY REC total hours Standard Time seconds C2 1 Set Key Operations Remocon Key Standard Time seconds REC 8 2 Initialization of the factory on DVD NOTE Do n...

Страница 23: ...trol Head Full Erase Head Recorder only Capstan Belt Pinch Roller Capstan DD Unit Loading Motor Tension Band Capstan Shaft Tape Running Guide Post Cylinder Unit Clean those parts in contact with the t...

Страница 24: ...elow Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in iso...

Страница 25: ...r button until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 4 to 7 until all data has been checked When satisfied...

Страница 26: ...PJG001000 Ref No JG001Q JG001T JG001B JG001I JG001P JG001 JG001A APJG001A00 APJG001Q00 VHS Alignment Tape APJG001T00 APJG001B00 APJG001I00 APJG001P00 Parts Name VHS Alignment Tape VHS Alignment Tape V...

Страница 27: ...TENSION POST POSITION 1 2 3 Set to the PLAY mode Adjust the adjusting section for the Tension Arm position so that the Tension Arm top is within the standard line of Main Chassis While turning the S R...

Страница 28: ...the PG shifter during playback Refer to the ELECTRICAL ADJUSTMENTS NOTE After adjustment confirm and adjust A C head Refer to item 2 2 Fig 2 1 A CH 1 Envelope TP101 CH 1 Track CH 2 Track CH 2 SW Puls...

Страница 29: ...onfirm and adjust the Audio Control Head Refer to item 2 2 Connect CH 1 of the oscilloscope to TP3002 CH 2 to TP101 and CH 3 to HOT side of Audio Out Jack Playback the VHS Alignment Tape JG001S or JG0...

Страница 30: ...T PARTS LOCATION GUIDE 1 Tension Connect 2 Tension Arm 3 Guide Roller 4 Audio Control Head 5 X value adjustment driver hole 6 7 8 9 10 P4 Post T Brake Spring T Reel S Reel Adjusting section for the Te...

Страница 31: ...alignment tape JG001P Press and hold the Tracking Auto button on the remote control more than 2 seconds to set tracking to center Press both CH UP button on the set and the STOP button on the set for...

Страница 32: ...MT PCB DECK CD J8006 J8007 J8001 OS8001 J8008 J8009 TP3002 TP101 TP3001 TP8001 TU301 CP102 J8005 J8003 J8004 V651 CP651 CP8002 CP8001 CP1701 CP681 CP502 CP503 AC IN VCR MT PCB OPERATION PCB POWER PCB...

Страница 33: ...VCEX RF OUT BWL BWU BCAS BRAS BDE DPD 0 15 DPA 0 8 B B A B F A C E A A C E C D C C DAC A B C D PUDET2 LSRDVD LDMN LDMP RESET LMT TOPN TCLS A 3V HA 1 4 MPEG MPGIRQ I45RSTX HD 0 15 SD RAM IC4004 MSM56V1...

Страница 34: ...MIX SYNC SEP VCA CLAMP 1 2 FBC Chara INS 6dB P R P R V AGC L101 CLAMP EQ AMP LINE AMP MUTE ALC Y C_CS Y C_DATA Y C_CLK H AMP_SW C ROTARY H SW ENV DET COMP DUMMY_V SYNC C SYNC FRONT_V_IN TU REAR_V_IN T...

Страница 35: ...3 IC3003 PST3231NR AT 5V SYSTEM RESET 5 6 EEP ROM IC3099 S 24C02BDP 1A Y C DATA 54 Y C CLK 53 Y C_DATA Y C_CLK C SYNC 111 C SYNC SCL SDA COMP 101 COMP 3G TV VCR LED SEG5 50 63 SEG1 VCR LED 47 55 3G T...

Страница 36: ...713 M CON 5V SW CAP_VCO AT 12 6V AT 5 2V P CON 5V SYSCON HI FI DEMODULATOR Y C AUDIO CCD HEAD AMP P CON 5V P CON 5V REGULATOR BLOCK DIAGRAM AT 5V P CON 5V P CON 5V DH P CON 12V P CON 12V AT 5 2V DISPL...

Страница 37: ...4G SW Q654 SEG8 SW Q655 Q656 Q657 Q658 3G SW Q659 Q660 2G SW Q661 Q662 Q663 Q664 1G SW Q665 SEG7 SW SEG1 SW SEG3 SW SEG2 SW SEG4 SW SEG5 SW SEG6 SW 4G T_SHT_LED SEG9 SEG7 SEG8 SEG5 SEG6 SEG4 3G TV VCR...

Страница 38: ...IFI_OUT_R ST_SELECT FRONT_A_IN L FRONT_A_IN R HF2 HF_COM FSC HF1 FROM_NORMAL_A TO_NORMAL_A TUNER JACK SYSCON Y C AUDIO CCD HEAD AMP 51 58 40 P CON 12V P CON 5V INPUT SW AMP AMP RFC OUTPUT SW PNR BPF F...

Страница 39: ...DVD AUDIO OUT J8009 P CON 9V DVD_V_OUT DVD_MUTE_R DVD_MUTE_L Q8005 MUTE SW Q8007 MUTE SW Q303 TU A MUTE SW AV SW1 Y C VIDEO OUT SW V OUT DVD HDD IN OUT REGULATOR 2 2 1 COAXAL J8007 OPT TRANSFORMER OS...

Страница 40: ...CON 9VA PCON 9VA GND GND RX TX CP8001 FROM TO DVD BLOCK 17 16 15 DVD RESET ZERO AUDIO R 18 DVD RESET P CON 5V DH P CON 3 3V SPDIF 134 Y_OUT C_OUT DVD_U DVD_V DVD_Y 3 1 MIXER IC8004 NJM4580M 5 7 DVD_A_...

Страница 41: ...LER 13 12 11 10 9 8 7 6 5 4 3 2 1 TUNER 32V P FAIL GND GND POWER ON H UNREG 3 3V UNREG 3 3V AT 5 2V AT 5 2V AT 13V MOTOR GND MOTOR 12V CP502 REGULATOR 1 2 3 4 5 6 P CON 5V D GND P CON 5V A GND P CON 9...

Страница 42: ...4 C2625 C2622 C2618 C2621 C2620 C2617 C2616 C2607 C2614 C2628 R2633 R2634 R2626 R2628 R2627 R2625 Q2604 Q2603 C2610 C2609 R2619 R2623 R2616 R2615 R2622 R2621 R2618 IC2002 C2047 C2042 C2048 C2049 C2040...

Страница 43: ...713 R1720 W207 C8048 W211 W215 W216 W223 W224 W225 W226 W227 W228 W229 W230 W231 Q1702 Q1703 W232 R1714 R1706 Q1706 R1709 W236 CP8002 W238 W239 W804 W244 W245 W247 W248 W249 C8029 W250 W253 W255 W256...

Страница 44: ...110 R115 C121 C122 R114 R111 R112 C118 R122 C143 Q103 R717 C715 R124 C158 R106 C114 R704 R711 R712 C721 R139 R138 Q3007 R661 R664 C3027 C3065 R3047 R3046 R3029 R3028 R3013 R3062 C3050 R3033 C3053 C302...

Страница 45: ..._1 C505_1 C509 C513 D529 D507 D515 D510 W005 W008 C527 S502 C 5 1 6 C 5 2 5 R536 W010 D525 W002 W003 B501 W004 D522 C522 W009 R516 C519_1 C508_1 D502 D503 D505 D506 R517_2 W814 W812 W801 W808 W811 W80...

Страница 46: ...LD DRIVER IC 1 2 3 4 5 6 CD2601 2H081006 FFC 1 25P CD2603 2H060806 FFC 1 25P IC2602 BA5813FM MOTOR DRIVER IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 4 5 6 7 8 9 JG2601 JG2...

Страница 47: ...13 DPD12 DPD11 DPD10 DPD9 DPD8 DPD7 DPD6 DPD5 DPD4 DPD3 DPD2 DPD1 DPD0 DPA8 GND DPA7 VDD 5V DPA6 VDD 3 3V DPA5 GND GND DPA4 SCLK2 VRFD DPA3 DPA2 A 3V DPA1 RFCD_DVD DPA0 SLCD1 RFZI TEZI DVDSTB DVDVALID...

Страница 48: ...GCS MCAS HD3 MWE HD2 MD1 MDQM HD1 MD8 HD0 MRD MD14 MD7 HA4 MD9 HA3 MD6 HA2 MD10 HA1 MD2 MD5 MWR MD11 MPGCS MPGIRQ MD13 MD4 MRD MD12 MPGIRQ MD3 I45RSTX MD13 VDD 5V MD3 MD2 V_SYNC MD14 GND MD12 MD1 MD15...

Страница 49: ...OE RAS MA3 MCSO 1 HD1 HA8 MA5 MA2 MCS0 MA6 MA9 MA11 HD8 HA7 MA1 MA7 MA9 MA11 HA8 HA1 MA0 MA8 MA10 HD0 HA6 MA8 MA10 MA8 MA10 HA7 HA2 MA9 MA7 MA0 MRD HA5 MA11 MCS0 MA7 MA0 HA6 HA3 MRAS MA6 MA1 HA4 MPCLK...

Страница 50: ...KA C8521 10 16V KA C8512 10 16V KA C8513 10 16V KA C8518 100 16V KA C8520 100 16V KA C8528 1000 10V YK C8507 10 16V KA C8508 10 16V KA C8506 100 16V KA C8539 100 16V KA C8516 100 16V KA OF PRINTING A...

Страница 51: ...13 HA11 PUDET2 HD12 HA12 HD11 LSRDVD HD10 HA13 LVL HD9 DMFG MPGIRQ HA14 HD8 LDMN HD7 HA15 HD6 LDMP HD5 RESET HD4 DMFG HA16 TOPN HD3 HA17 TCLS HD2 HD1 LMT HA18 HD0 PUDET1 CTS HA19 HA4 VDD 5V_A HA3 HA2...

Страница 52: ...TP101 V ENV DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS CD102 2F061501 FFC COMP H SW ENV DET H AMP_SW C ROTARY Y C_CS Y C_DATA Y C_CLK P CON 5V P CON 5V AUDIO...

Страница 53: ...L Y C_DATA Y C_CLK 5G CS BS_LED 4G T_SHT_LED SW_V_OUT AV_SW1 3G TV VCR_LED AV_SW1 2G DUB REC_LED SCL SDA Y C_CS 1G VCR T REC_LED CAP_FG AFT S CURVE CENT_LED VCR_LED CAP_VCO TV VCR P CON 5V AUDIO_MUTE...

Страница 54: ...SW Q8008 KRC103SRTK SW Q8001 2SA1037AK D AUDIO DRIVER Q8004 KTA1266 BUFFER C8049 100 16V YK C8028 10 16V KA C313 10 16V KA C309 220 6 3V YK C8013 10 50V YK C8015 470 6 3V YK C8009 470 6 3V YK C8029 10...

Страница 55: ...PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECE...

Страница 56: ...0 SW Q664 KRC103SRTK SEG1 SW Q661 2SA1037AK 2G SW Q651 2SA1037AK 5G SW Q654 2SA1037AK 4G SW Q659 2SA1037AK 3G SW Q665 2SA1037AK 1G SW OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMAT...

Страница 57: ...NG PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS FSC SCL P CON 5V SDA SIF_OUT AUDIO_MUTE H FRONT_A_IN_L FRONT_A_IN_R FRONT_A_IN_R FRONT_A_IN_L HIFI_A_OUT_L HIFI_A_OUT_...

Страница 58: ...106 2 2 50V KA C8103 470 16V YK C8105 22 16V KA C8104 22 16V KA C8048 470 6 3V YK OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W847 W805 W802...

Страница 59: ...07 10K 1 4W R517_2 1K 1 2W R524 820 1 4W R536 1K 1 4W C516 0 0047 250V KX C524 0 1 B C502_1 0 1 275V PHE840 C509 0 018 M C520 0 1 F C508_1 0 0082 M C513 220P 500V B C507_2 0 0022 500V B C515 0 01 500V...

Страница 60: ...SE CP681_1 52492 0520 1 2 3 4 5 R683 6 8K 1 4W R681 13K 1 4W R685 3 9K 1 4W R687 2 7K 1 4W R688 3 3K 1 4W R690 560 1 4W R689 10K 1 4W OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMAT...

Страница 61: ...EC AE HEAD AE HEAD CP102 EP LP_COM SP_COM HF1 R HF_COM CYL_CTL CYL_FG PG LDM_CTL CAP_CTL LD CY_VCO MOTOR_GND I_LIMIT CAP_VCO CAP_FG RF OUT RF IN CD8502 P CON 9V P CON 9V P CON 9V P CON 9V CD2601 FFC 8...

Страница 62: ...ms 500mV 19 5 s 20V 20 5ms 1 0V 21 200 s 1 0V 22 500 s 1 0V 24 5ms 500mV 25 50ns 1 0V 23 5ms 2 0V 27 10ms 1 0V 28 10 s 200mV 29 10 s 200mV 30 TUNER JACK WAVEFORMS The following waveforms were measured...

Страница 63: ...s 500mV 38 5 s 5 0V 39 POWER WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE H 2 100ns 50mV 50 100ns 50mV 51 20ns 100mV...

Страница 64: ...ing balloon number in the schematic diagram NOTE 67 10 s 50mV 68 10 s 50mV 69 10 s 50mV 70 10 s 50mV 71 50ns 100mV 10 s 20mV 57 10 s 20mV 58 10 s 20mV 59 5ns 20mV 60 20ns 50mV 61 500ns 50mV 62 500 s 5...

Страница 65: ...703 PCB130 DVD MT PCB 625 703 616 625 703 629 704 704 704 704 704 703 637 623 701 701 701 602 603 603 604 605 606 607 703 TU301 V651 634 636 613 606 621 705 703 703 703 PCB240 POWER PCB 702 702 632 61...

Страница 66: ...for each position NOTE PART NO CLASS MARK GREASE G 555G AA MG 33 AB FG 84M AC FL 721 AD I2 1 UN4001 M2003 300 348 333 502 302 322 AA 315 501 H5002 323 508 341 331 334 314 312 504 H5001 503 306 305 332...

Страница 67: ...d for this section Check if the correct grease is applied for each position NOTE PART NO CLASS MARK GREASE G 555G AA MG 33 AB FG 84M AC FL 721 AD I2 2 330 505 340 AB AB AB AA 509 308 344 327 343 326 3...

Страница 68: ...0060 SPRING EARTH 626 761WSA0082 ANGLE CENTER 627 761WPA0244 HOLDER FFC 628 761WSA0089 ANGLE DECK 629 702WSB0065 CABINET TOP 630 712WPB0105 PLATE TRAY FRONT 631 7235630001 SHEET DVD NEW 632 800WFA0055...

Страница 69: ...400232 P5 ARM ASS Y 2 H5002 1543D02013 HEAD FULL ERASE HVFHP0032A 314 85OA400235 TENSION ARM ASS Y 2 M101 1596P98001 MOTOR LOADING MXN13FB12K3 315 85OA400231 INCLINED BASE S UNIT M2001 1510S98036 CAPS...

Страница 70: ...E RECTIFER 10ELS6N TA1B2 Q658 TNAAC05002 COMPOUND TRANSISTOR KRC103SRTK D531 D97U01801B DIODE ZENER MTZJ18B T 77 Q659 T6YJ1037K0 TRANSISTOR SILICON 2SA1037AKT146R S D651 0021E2Q140 LED LTL 1CHEE 002A...

Страница 71: ...220K COIL R9 22 UH CP2603 069J760029 CONNECTOR PCB SIDE IMSA 9604S 06Z14 L505 02167F220J COIL 22 UH CP3001 06972C0010 CONNECTOR PCB SIDE TMC J12P B2 L506 02167E220K COIL R9 22 UH CP8001 069S2D0629 CON...

Страница 72: ...BON 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 C...

Страница 73: ...SPEC NO M2A7 95C O R NO W242013...

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