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SERVICE MANUAL
Product Type: DVD VIDEO PLAYER
Chassis: DP9 (MD)
Manual Series: ZDA-311
Manual Part #: 3829RHN004T
Model Line: D
Product Year: 2005
Printed in U.S.A
All manuals and user guides at all-guides.com
CONTENTS
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Summary
Cabinet & Main Chassis
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Electrical
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Parts List
Published
March
by Technical Publications
Zenith Electronics Corporation
201 James Record Road
Huntsville, Alabama 35824-1513
Copyright © 2005 by Zenith Electronics Corporation
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2
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4
2005
Model Series:
ZDA-311

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Summary of Contents for Zenith ZDA311 Series

  • Page 1 Product Year: 2005 CONTENTS ............ Summary ......Cabinet & Main Chassis ............ Electrical ............ Parts List Published March 2005 by Technical Publications Zenith Electronics Corporation 201 James Record Road Huntsville, Alabama 35824-1513 Copyright © 2005 by Zenith Electronics Corporation Printed in U.S.A...
  • Page 2 All manuals and user guides at all-guides.com CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..CABINET & MAIN CHASSIS SECTION 3 ..ELECTRICAL SECTION 4 ..REPLACEMENT PARTS LIST...
  • Page 3: Table Of Contents

    All manuals and user guides at all-guides.com SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS ..... 1-3 SERVICING PRECAUTIONS ....................1-4 • General Servicing Precautions • Insulation Checking Prodedure • Electrostatically Sensitive Devices SPECIFICATIONS ........................1-5...
  • Page 4: Product Safety Servicing Guidelines For Video Products

    All manuals and user guides at all-guides.com PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL.
  • Page 5: Servicing Precautions

    All manuals and user guides at all-guides.com SERVICING PRECAUTIONS CAUTION : Before servicing the DVD covered by this service Electrostatically Sensitive (ES) Devices data and its supplements and addends, read and follow the Some semiconductor (solid state) devices can be damaged SAFETY PRECAUTIONS.
  • Page 6: Specifications

    All manuals and user guides at all-guides.com SPECIFICATIONS • GENERAL Power requirements: AC 120 V , 60 Hz Power consumption: Dimensions (Approx.): 360 x 35 x 242 mm (W x H x D) without foot Weight (Approx.): 1.7 kg Operating temperature: 5 °C to 35 °C (41 °F to 95 °F) Operating humidity: 5 % to 90 %...
  • Page 7 All manuals and user guides at all-guides.com SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ........................2-2 1. Cabinet and Main Frame Section ...................2-2 2. Deck Mechanism Section(DP-9) .....................2-3 3. Packing Accessory Section ....................2-4...
  • Page 8: Exploded Views

    All manuals and user guides at all-guides.com EXPLODED VIEWS 1. Cabinet and Main Frame Section...
  • Page 9: Deck Mechanism Section(Dp-9)

    All manuals and user guides at all-guides.com 2. Deck Mechanism Section(DP-9) 015B 015A 012A 012A 035A...
  • Page 10: Packing Accessory Section

    All manuals and user guides at all-guides.com 3. Packing Accessory Section RF CABLE 810 CABLE SET ASS’Y PLUG ASS’Y 1WAY(YELLOW) AC ADAPTOR PLUG ASS’Y 2WAY BATTERY PLUG ASS’Y 1WAY(BLACK) REMOCON OWNER’S MANUAL PACKING SHEET PACKING PACKING BOX CARTON OPTIONAL PARTS...
  • Page 11 All manuals and user guides at all-guides.com SECTION 3 ELECTRICAL CONTENTS ELECTRICAL TROUBLESHOOTING GUIDE ..............3-2 1. Power check flow........................3-2 2. System operation flow ......................3-3 3. Test & debug flow ........................3-4 DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING ....3-10 1. SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL.............3-10 2.
  • Page 12: Electrical Troubleshooting Guide

    All manuals and user guides at all-guides.com ELECTRICAL TROUBLESHOOTING GUIDE 1. Power check flow No 5V No 3.4VA. Is 3.4VA section working? Is 3.4VA section working? Is 5.6V present at collector Is 3.4V present at emitter No 3.4VA of Q126? of Q121? Replace Q126.
  • Page 13: System Operation Flow

    All manuals and user guides at all-guides.com 2. System operation flow Power On 1. 8032 initializes SERVO,DSP & RISC registers 2. Write RISC code to SDRAM 3. Reset RISC Show LOGO Tray Closed ? Tray Close to Closed position SLED at Inner Side ? SLED Moves to Inner Position 1.
  • Page 14: Test & Debug Flow

    All manuals and user guides at all-guides.com 3. Test & debug flow TEST Check the AC Voltage Replace power PCBA or AC transformer. Power PCBA(110V or 220V) Switch on the Power PCBA Are the DC Voltage outputs OK? Repair or Replace Power PCBA (5V, 3.3V, 12V, 5.6V MOTOR) Make sure the main PCBA don't short on VCCs and switch it on.
  • Page 15 All manuals and user guides at all-guides.com Check connection lines between Flash Memory operates Show LOGO? FLASH & MT1389D and the FLASH properly? access time whether is suitable or not. Check connection lines SDRAM works properly? between SDRAM & MT1389D and the SDRAM is damaged.
  • Page 16 All manuals and user guides at all-guides.com Does the SLED move to Motor Driver STBY Pin is Check the connection line of inner side when it is at outer High? STBY signal. position? Is FMSO DC Level higher Check the related circuit of than 1.4V? FMSO.
  • Page 17 All manuals and user guides at all-guides.com Check the laser power circuit Laser turns on when LD01 or LD02 output on MT1389D and connecting reading disc? properly? to power transistor. Collector voltage of Check the related circuit on power transistor is OK? laser power transistor Check cable connection between transistor ouput...
  • Page 18 All manuals and user guides at all-guides.com Proper signals on A, B, C, Check connections between Focus ON OK? D of MT1389D MT1389D and pick-up head. Check the FOSO connec- Check FEO signal on tion on MT1389D and MT1389D motor driver. Check FOSO signal on MT1389D Normal TEO Signal on...
  • Page 19 All manuals and user guides at all-guides.com Normal Audio output Audio DAC received Check connection between when disc playback? correct data stream? MT1389D & Audio DAC. Check the related circuit of Normal Audio DAC out? Audio DAC. Check Audio filter,amplify,mute circuit.
  • Page 20: Details And Waveforms On System Test And Debugging

    All manuals and user guides at all-guides.com DETAILS AND WAVEFORMS ON SYSTEM TEST AND DEBUGGING 1. SYSTEM 27MHz CLOCK, RESET, FLASH R/W SIGNAL. 1) MT1389D main clock is at 27MHz(X501) 1.0V, 27MHz FIG 1-1 2) MT1389D reset is low active. 3.3VA PWR_CTL RESET...
  • Page 21 All manuals and user guides at all-guides.com 3) RS232 waveform during procedure(Downloading) FIG 1-3 4) Flash R/W enable signal during download(Downloading) FIG 1-4 3-11...
  • Page 22: Sdram Clock

    All manuals and user guides at all-guides.com 2. SDRAM CLOCK DCLK = 128MHz, Vp-p=2.2, Vmax=2.7V FIG 2-1 3. TRAY OPEN/CLOSE SIGNAL TRIN TROUT TRCLOSE TROPEN FIG 3-1 3-12...
  • Page 23: Sled Control Related Signal(No Disc Condition)

    All manuals and user guides at all-guides.com 4. SLED CONTROL RELATED SIGNAL (NO DISC CONDITION) FMSO(1.9V/1.4V/1.1V) STBY(3.3V) SL+(4.2V/2.8V/1.2V) SL-(4.2V/2.8V/1.5V) FIG 4-1 5. LENS CONTROL RELATED SIGNAL(NO DISC CONDITION) FOSO(1.5V/1.4V/1.3V) F+(3.2V/2.7V/2.2V) F-(3.2V/2.7V/2.2V) FIG 5-1 3-13...
  • Page 24: Laser Power Control Related Signal(No Disc Condition)

    All manuals and user guides at all-guides.com 6. LASER POWER CONTROL RELATED SIGNAL(NO DISC CONDITION) DCLK = 128MHz, Vp-p=2.2, Vmax=2.7V MDI1(0V/180mV) LD01(3.3V//2.3V) LD02(3.3V/2.3V) FIG 6-1 7. DISC TYPE JUDGEMENT WAVEFORM FIG 7-1(DVD) 3-14...
  • Page 25 All manuals and user guides at all-guides.com FIG 7-2 (DVD) FIG 7-3 (CD) 3-15...
  • Page 26: Focus On Waveform

    All manuals and user guides at all-guides.com FIG 7-4 (CD) 8. FOCUS ON WAVEFORM FOSO FIG 8-1 (DVD) 3-16...
  • Page 27: Spindle Control Waveform

    All manuals and user guides at all-guides.com FOSO FIG 8-2 (CD) 9) SPINDLE CONTROL WAVEFORM (NO DISC CONDITION) DMSO(1.4V/1.8V) SP-(3.6V/2.4V) SP+(3.6V/4.8V) FIG 9-1 3-17...
  • Page 28: Tracking Control Related Signal(System Checking)

    All manuals and user guides at all-guides.com 10. TRACKING CONTROL RELATED SIGNAL(System checking) TRSO FIG 10-1 (DVD) TRSO FIG 10-2 (CD) 3-18...
  • Page 29: Mt1389D Audio Optical And Coaxial Output (Spdif)

    All manuals and user guides at all-guides.com 11. MT1389D AUDIO OPTICAL AND COAXIAL OUTPUT (SPDIF) FIG 11-1 12. MT1389D VIDEO OUTPUT WAVEFORM 1) 100% TRSO FIG 12-1 3-19...
  • Page 30: Audio Output From Audio Dac

    All manuals and user guides at all-guides.com 2) COMPOSITE VIDEO SIGNAL FIG 13-2 13. AUDIO OUTPUT FROM AUDIO DAC FIG 13-1 3-20...
  • Page 31: Block Diagrams

    All manuals and user guides at all-guides.com BLOCK DIAGRAMS 1. Overall Block Diagram CVBS 3-21...
  • Page 32: Power(Smps) Block Diagram

    All manuals and user guides at all-guides.com 2. Power(SMPS) Block Diagram TRANS SWITCHING IC AC100~240V FILTER RECTIFIER 3-22...
  • Page 33: Servo Block Diagram

    All manuals and user guides at all-guides.com 3. SERVO Block Diagram 3-23...
  • Page 34: Mpeg & Memory Block Diagram

    All manuals and user guides at all-guides.com 4. MPEG & MEMORY Block Diagram 3-24...
  • Page 35: Video & Audio Block Diagram

    All manuals and user guides at all-guides.com 5. VIDEO & AUDIO Block Diagram 3-25...
  • Page 36 All manuals and user guides at all-guides.com...

Table of Contents