Magnavox MWD200GA Service Manual
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Magnavox MWD200GA Service Manual

Magnavox MWD200GA Service Manual

Dvd player
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SERVICE MANUAL
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MWD200GA
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Summary of Contents for Magnavox MWD200GA

  • Page 1 SERVICE MANUAL DVD PLAYER MWD200GA OPEN/ PLAY STOP CLOSE...

  • Page 2: Table Of Contents

    IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all Funai Equipment. The service procedures recommended by Funai and described in this service manual are effective methods of performing service operations. Some of these service special tools should be used when and as recommended.

  • Page 3: Specifications

    SPECIFICATIONS Item Conditions Unit Nominal Limit 75 Ω load 1. Video Output ± 0.1 75 Ω load 2. Coaxial Digital Out mVpp ± 50 3. Audio (PCM) 3-1. Output Level 1 kHz, 0 dB Vrms 3-2. S/N 3-3. Freq. Response fs = 48 kHz, 20 Hz ~ 22 kHz ±...

  • Page 4: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30 cm away from the pickup lens when the diode is turned on.

  • Page 5: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Product Safety Notice Also check areas surrounding repaired locations. J. Be careful that foreign objects (screws, solder Some electrical and mechanical parts have special droplets, etc.) do not remain inside the set. safety-related characteristics which are often not K.

  • Page 6: Safety Check After Servicing

    Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, and wires have been returned to their original positions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety standards. 1.

  • Page 7: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications Pb (Lead) Free Solder 1. The output pin of the 3 pin Regulator ICs is When soldering, be sure to use the Pb free solder. indicated as shown. How to Remove / Install Flat Pack-IC Top View Bottom View 1.
  • Page 8 3. The flat pack-IC on the CBA is affixed with glue, so With Soldering Iron: be careful not to break or damage the foil of each 1. Using desoldering braid, remove the solder from pin or the solder lands under the IC when all pins of the flat pack-IC.
  • Page 9 2. Installation With Iron Wire: 1. Using desoldering braid, remove the solder from 1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder the foil of each pin of the flat pack-IC on the CBA flux which is applied to all pins of the flat pack-IC, so you can install a replacement flat pack-IC more you can remove it easily.
  • Page 10 Instructions for Handling Semi- conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1 MΩ) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 11: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart About tightening screws When tightening screws, tighten them with the This flowchart indicates the disassembly steps to gain following torque. access to item(s) to be serviced. When reassembling, follow the steps in reverse order. Bend, route, and Screws Torque dress the cables as they were originally.
  • Page 12 [4] DVD Mechanism (S-3) (S-3) (L-1) (S-3) (L-1) (L-2) [2] Front Assembly Fig. D2 Fig. D4 (S-2) CN601 [3] DVD Main (S-4) CBA Unit [5] AV CBA CN401 CN301 CN302 (L-3) Short the three short lands by soldering. (Either of two places.) (L-3) Fig.
  • Page 13 3. How to Eject Manually 1. Turn the unit over. 2. Insert the shaft less than a diameter of 3 mm (e.g. screwdriver) straightly into the opening as shown. 3. Turn the shaft along with the opening clockwise. 4. Repeat steps 2 and 3 until the tray will open. 5.

  • Page 14: How To Initialize The Dvd Player

    HOW TO INITIALIZE THE DVD PLAYER To put the program back at the factory-default, initialize the DVD player as the following procedure. 1. Press [1], [2], [3], [4], and [DISPLAY] buttons on the remote control unit in that order. Fig. a appears on the screen. "...

  • Page 15: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE 1. Turn the power on and remove the disc on the tray. " ******* " differs depending on the models. 2. To put the DVD player into version up mode, press [9], [8], [7], [6], and [SEARCH MODE] buttons on F/W Version Up Mode Model No : ******* the remote control unit in that order.

  • Page 16: Block Diagrams

    BLOCK DIAGRAMS System Control / Servo Block Diagram 1-8-1 E6C0SBLS...
  • Page 17 Digital Signal Process Block Diagram 1-8-2 E6C0SBLD...
  • Page 18 Video / Audio Block Diagram E6C0SBLV 1-8-3...
  • Page 19 Power Supply Block Diagram 1-8-4 E6C0SBLP...

  • Page 20: Schematic Diagrams / Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 21 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE. RISK OF FIRE-REPLACE FUSE AS MARKED.
  • Page 22 DVD Main 1/3 Schematic Diagram 1 NOTE: Either IC106 or IC107 is used for DVD MAIN CBA UNIT. 1-9-3 E6C0SSCD1...
  • Page 23 DVD Main 2/3 Schematic Diagram 1-9-4 E6C0SSCD2...
  • Page 24 DVD Main 3/3 Schematic Diagram 1-9-5 E6C0SSCD3...
  • Page 25 AV 1/2 Schematic Diagram CAUTION ! For continued protection against fire hazard, CAUTION ! replace only with the same type fuse. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. NOTE: ATTENTION : Pour une protection continue les risqes If Main Fuse (F1001) is blown , check to see that all components in the power supply The voltage for parts in hot circuit is measured using d'Incele n'utiliser que des fusible de même type.
  • Page 26 AV 2/2 Schematic Diagram 1-9-7 E6C0SSCAV2...
  • Page 27 AV CBA Top View CAUTION ! For continued protection against fire hazard, CAUTION ! replace only with the same type fuse. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. NOTE: ATTENTION : Pour une protection continue les risqes If Main Fuse (F1001) is blown , check to see that all components in the power supply The voltage for parts in hot circuit is measured using d'Incele n'utiliser que des fusible de même type.
  • Page 28 AV CBA Bottom View CAUTION ! For continued protection against fire hazard, CAUTION ! replace only with the same type fuse. Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit. NOTE: ATTENTION : Pour une protection continue les risqes If Main Fuse (F1001) is blown , check to see that all components in the power supply The voltage for parts in hot circuit is measured using d'Incele n'utiliser que des fusible de même type.

  • Page 29: Waveforms

    WAVEFORMS Pin 6 of CN1601 Pin 12 of CN1601 AUDIO(R) 0.5V 0.5ms VIDEO-Y 0.2V 20µs Pin 8 of CN1601 Pin 14 of CN1601 VIDEO-C 0.2V 20µs SPDIF 0.1µs C1402 PLUS LEAD NOTE: Input DVD: COLOR BAR SIGNAL (WITH 1KHz AUDIO SIGNAL) (WF1~WF6) VIDEO-CVBS 0.5V...

  • Page 30: Wiring Diagram

    WIRING DIAGRAM VCC 1 CD/DVD 2 D1 3 A1 4 C1 5 B1 6 VIDEO-Y VREF 8 VIDEO-C AUDIO-GND GND 10 AUDIO(L) CD-LD 11 MUTE GND(LD) 12 AUDIO(R) DVD-LD 13 AUDIO-GND PD-MONI 14 SPDIF GND(DVD-PD) 15 GND(CD-PD) 16 TRC(-) 17 FCS(-) 18 FCS(+) 19 TRC(+) 20...

  • Page 31: System Control Timing Charts

    SYSTEM CONTROL TIMING CHARTS Tray Close ~ Play / Play ~ Tray Open Tray Tray Play Close Open SSTOP (TP322) SLD PWM (TP317) SPD PDM (TP301) (TP323) (TP318) 1-12-1 E6C0STI...

  • Page 32: Lead Identifications

    LEAD IDENTIFICATIONS KTA1267-Y-AT/P KTC3203-Y-AT/P 2SK3498 KTC3199-GR-AT/P KTC3199-Y-AT/P G D S E C B E C B TL432AZTA KIA4558F-EL/P MM1636XWRE 1: R 2: A 3: K 1 2 3 KTA1504S-Y-RTK/P PS2561A-1(W) LM1117S-ADJ KTC3875S-GR-RTK/P 1: GND Note: 2: Vout 1: A A: Anode 3: Vin 2: K K: Cathode...

  • Page 33: Exploded Views

    EXPLODED VIEWS Cabinet 2L011 2L011 2L021 2L021 2L031 DVD MAIN CBA UNIT JK1201 JK1202 JK1403 2L105 JK1401 AV CBA AC1001 See Electrical Parts List for parts with this mark. Some Ref. Numbers are not in sequence. 1-14-1 E6C0SCEX...
  • Page 34 Packing Unit 1-14-2 E6C0SPEX...

  • Page 35: Mechanical Parts List

    MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing.

  • Page 36: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C1247 ELECTROLYTIC CAP . 470µF/16V M CE1CMASDL471 Before replacing any of these components, read C1249 ELECTROLYTIC CAP . 47µF/16V M CE1CMASDL470 carefully the product safety notice in this service C1351...
  • Page 37 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES. 1/10W J 470 Ω L1350 INDUCTOR(100µH K) LAP02TA101K LLAXKATTU101 R1223 RRXAJR5Z0471 CHIP RES.(1608) 1/10W 0 Ω CHIP RES. 1/10W J 470 Ω L1351 RRXAZR5Z0000 R1224 RRXAJR5Z0471 CHIP RES. 1/10W J 1k Ω L1401 PCB JUMPER D0.6-P5.0 JW5.0T...
  • Page 38 MWD200GA E6C0SUD 2006-08-10...

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