Toshiba SD-1600 Service Manual
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Toshiba SD-1600 Service Manual

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FILE NO. 810-200010
SERVICE MANUAL
DVD VIDEO PLAYER
SD-1600
Oct., 2000 s

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  • Page 1 FILE NO. 810-200010 SERVICE MANUAL DVD VIDEO PLAYER SD-1600 Oct., 2000 s...
  • Page 2 LASER BEAM CAUTION LABEL When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of a laser may be recceived. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electricity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened.
  • Page 3 SAFETY NOTICE SAFETY PRECAUTIONS LEAKAGE CURRENT CHECK Measure the AC voltage across the 1500 Ω resistor. Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an The test must be conducted with the AC switch on and AC voltmeter, having 5000 Ω...
  • Page 4 CONTENTS SECTION 1 GENERAL DESCRIPTIONS 3. TROUBLESHOOTING 1. OPERATING INSTRUCTIONS Specifications 3-1. Main Circuit 3-1-1. Servo System 2. LOCATION OF MAIN PARTS AND 3-1-2. Location Diagram of Servo Test Point MECHANISM PARTS 2-1. Location of Main Parts 2-2. Location of Mechanism Parts SECTION 2 PART REPLACEMENT AND ADJUSTMENT PROCEDURES 1-2-4.
  • Page 5 SECTION 1 GENERAL DESCRIPTIONS 1. OPERATING INSTRUCTIONS...

  • Page 6: Introduction

    - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced radio/TV technician for help. WARNING: Changes or modifications made to this equipment, not expressly approved by Toshiba, or parties authorized by Toshiba, could void the user’s authority to operate the equipment.
  • Page 7 Serial No. Retain this information for future reference. Location of the required label PRODUCT IS CERTIFIED BY THE MANUFACTURER TO COMPLY WITH DHHS RULE 21 CFR SUBCHAPTER J APPLICABLE AT THE DATE OF MANUFACTURE. MANUFACTURED TOSHIBA CORPORATION 1-1,SHIBAURA 1-CHOME,MINATO-KU. TOKYO 105-8001,JAPAN...

  • Page 8: Important Safety Instructions

    Introduction IMPORTANT SAFETY INSTRUCTIONS CAUTION: PLEASE READ AND OBSERVE ALL WARNINGS AND INSTRUCTIONS GIVEN IN THIS OWNER’S MANUAL AND THOSE MARKED ON THE UNIT. RETAIN THIS BOOKLET FOR FUTURE REFERENCE. This set has been designed and manufactured to assure personal safety. Improper use can result in electric shock or fire hazard.
  • Page 9 6. Water and Moisture Do not use this product near water - for example, near a bath tub, wash bowl, kitchen sink, or laundry tub; in a wet basement; or near a swimming pool and the like. 7. Cleaning Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners.
  • Page 10 Introduction IMPORTANT SAFETY INSTRUCTIONS 13. Accessories Do not place this product on an unstable cart, stand, tripod, bracket, or table. The product may fall, causing serious injury to a child or adult, and serious damage to the product. Use only with a cart, stand, tripod, bracket, or table recommended by the manufacturer, or sold with the product.
  • Page 11 19. Servicing Do not attempt to service this product yourself as opening or removing covers may expose you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel. 20. Replacement Parts When replacement parts are required, be sure the service technician has used replacement parts specified by the manufacturer or have the same characteristics as the original part.

  • Page 12: Precautions

    Introduction Precautions Notes on handling Notes on moisture condensation When shipping the DVD video player, the original Moisture condensation damages the DVD video shipping carton and packing materials come in handy. player. Please read the following carefully. For maximum protection, repack the unit as it was Moisture condensation occurs, for example, when you originally packed at the factory.

  • Page 13: Notes On Discs

    Notes on Discs On handling discs Structure of disc contents Do not touch the playback side of the disc. Normally, DVD video discs are divided into titles, and the titles are sub-divided into chapters. Audio CDs are divided into tracks. DVD video disc DVD video disc Title 1...

  • Page 14: Notes On Region Numbers

    Introduction Notes on Discs (continued) About this owner’s manual Playable discs This owner’s manual explains the basic instructions of This DVD video player can play the following discs. this DVD video player. Some DVD video discs are Maximum Disc produced in a manner that allows specific or limited Disc Mark Contents Size...

  • Page 15: Table Of Contents

    Table of Contents Introduction Advanced playback SAFETY PRECAUTIONS ......2 Accessing a Specific Location Directly ............ 26 IMPORTANT SAFETY INSTRUCTIONS ... 4 Entering the time of the desired location ..26 Precautions ..........8 Playing Repeatedly ......... 27 Notes on Discs .......... 9 Repeating a title, chapter, or track ....

  • Page 16: Identification Of Controls

    Introduction Identification of Controls See the page in for details. Front panel STOP button Disc tray POWER indicator PLAY button STOP PLAY POWER OPEN/CLOSE SKIP PAUSE SKIP buttons DVD display PAUSE button POWER button OPEN/CLOSE button Rear panel VIDEO OUT jack AC inlet ®...

  • Page 17: Dvd Display

    Pressing of the FL DIMMER button on the remote DVD display control turns the DVD display on or off. FL DIMMER Total playing time/remaining time/elapsed time indicators Play mode indicator Memory playback indicator Title/track number indicator Chapter number indicator TITLE TRK INDEX TOTAL REMAIN...

  • Page 18: Remote Control

    Introduction Identification of Controls (continued) The instructions in this manual describe the functions on the remote control. See the page in for details. Remote control POWER button OPEN/CLOSE button POWER OPEN/CLOSE REV button SKIP FWD button SKIP buttons PAUSE/STEP STOP PLAY PLAY button PAUSE/STEP button...

  • Page 19: Loading Batteries

    Loading batteries Operating with the remote control Open the cover. Point the remote control at the remote sensor and press the buttons. 30° 30° Within about 7 m (23 feet) Insert batteries (AA size). Distance: About 7 m (23 feet) from the front of the remote sensor Angle: About 30°...

  • Page 20: Connections

    Connections Connecting to a TV Connect the DVD video player to your TV. For details of output sound, see Connecting to a TV Signal flow AC IN VIDEO OUT VIDEO AUDIO OUT BITSTREAM/ ANALOG To S VIDEO (yellow) (red) (white) To wall outlet To VIDEO To ANALOG AUDIO OUT...

  • Page 21: Connecting To An Audio System And Tv Equipped With Colorstream

    ® Connecting to an audio system and TV equipped with ColorStream (Component video) inputs Signal flow AC IN VIDEO OUT VIDEO AUDIO OUT BITSTREAM/ ANALOG (red) To P To P To Y (white) To wall outlet VIDEO VIDEO VIDEO To ANALOG AUDIO OUT To audio inputs of the amplifier To Y video input (red)

  • Page 22: Connecting To Optional Equipment

    Connections Connecting to Optional Equipment You can enjoy high quality dynamic sounds by connecting the DVD video player to optional audio equipment. For connection to your TV, see “Connecting to a TV” 16 17 : Front speaker : Center speaker For details of output sound, see : Rear speaker : Signal flow...

  • Page 23: Connecting To An Amplifier Equipped With An Mpeg2 Audio Decoder

    Warning • When you are connecting (via the BITSTREAM/PCM AUDIO OUT jack) an AV decoder that does not have Dolby Digital, Digital Theater Systems (DTS) or MPEG2 decoding function, be sure to set “Audio Out Select” to “PCM” from the on- screen displays .

  • Page 24: Basic Playback

    POWER On-Screen Language: the POWER indicator on the player TOSHIBA Select the appropriate Thank you for your purchase of this TOSHIBA DVD Player. illuminates. Please make a selection on-screen language. for On-Screen Language and your TV Shape and press ENTER button on your remote control.
  • Page 25 To obtain a higher quality picture Occasionally, some picture noise not usually visible during a normal broadcast PAUSE/STEP may appear on the TV screen while playing a DVD video disc because the high resolution pictures on these discs include a lot of information. While the amount of STOP noise depends on the TV you use with this DVD video player, you should generally MENU...

  • Page 26: Playing In Fast Reverse Or Fast Forward Directions

    Basic playback Playing a Disc (continued) PLAY You can play discs at various speeds, and resume playback from the location PAUSE/STEP where you stopped playback. SLOW Playing in fast reverse or fast forward directions To resume normal playback Press REV or FWD during playback. Press PLAY.

  • Page 27: Playing In Slow-Motion

    Playing in slow-motion To resume normal playback Press SLOW during playback. Press PLAY. SLOW Each time you press the SLOW PLAY button, the slow-motion speed changes. TV screen Notes • The sound is muted during slow-motion playback. • The playback speed may differ depending on the disc. 1/2 the normal 1/4 the normal 1/8 the normal...

  • Page 28: Locating A Specific Title, Chapter, Or Track

    Basic playback Locating a Specific Title, Chapter, or Track Normally, DVD video discs are divided into titles, and the titles are sub-divided into chapters. Audio CDs are divided into tracks. You can quickly locate any specific title, chapter, or track. DVD video disc Title 1 Title 2...

  • Page 29: Locating A Specific Chapter Or Track Directly

    TOP MENU SKIP PLAY ENTER CLEAR Number buttons Locating a specific chapter or track directly Press T. Press PLAY. PLAY Skip steps 1 and 2 if you are using an audio CD. Playback starts from the selected chapter or track. SEARCH Title : hapter :...

  • Page 30: Advanced Playback

    Advanced playback Accessing a Specific Location Directly You can access a specific location by entering its corresponding time (hours, minutes, seconds). Entering the time of the desired location Notes Press T twice. • Some discs may not respond to this process. •...

  • Page 31: Playing Repeatedly

    Playing Repeatedly PLAY You can play a specific title, chapter, track, or segment repeatedly. (Title repeat, chapter/track repeat, A-B repeat) CLEAR REPEAT A-B RPT Repeating a title, chapter, or track Press REPEAT. Press PLAY. REPEAT Each time you press the REPEAT The DVD video player starts repeat PLAY button, the repeat mode changes as...

  • Page 32: Playing In A Favorite Order

    Advanced playback Playing in a Favorite Order You can combine your favorite titles, chapters, or tracks and play them in the order you determine. You can program up to 28 selections into the memory. (Memory playback) DISPLAY Title: 2 Title: 2 Title: 1 Chapter: 25 Chapter: 12...

  • Page 33: Playing In Random Order

    Playing in Random Order You can play titles, chapters within a title, or tracks in random order. (Random playback) Title: 1 CLEAR Chapter: 3 Title: 2 Title: 3 Chapter: 2 Chapter: 1 Playing titles, chapters or tracks in random order To resume normal playback Press RANDOM.

  • Page 34: Zooming A Picture

    Advanced playback Zooming a Picture You can magnify areas within a picture. RETURN CLEAR ZOOM Zooming a picture To resume normal playback Press ZOOM during normal, slow or still Press ZOOM repeatedly so that “Zoom Off” appears. playback. ZOOM ZOOM As you repeatedly press the ZOOM button, the magnification level increases.

  • Page 35: Selecting The Camera Angle

    Selecting the Camera Angle If the scene was recorded from multiple angles, you can easily change the camera angle of the scene you are watching. 1, 2 CLEAR Changing the camera angle To turn off the angle number display Press ANGLE while playing a scene Press CLEAR.

  • Page 36: Selecting Subtitles

    Advanced playback Selecting Subtitles You can display subtitles on the TV screen and select a subtitle language from those included on the DVD video disc. SUBTITLE CLEAR Good evening! Bonsoir! ¡Buenas tardes! Selecting a subtitle language To turn subtitles on or off Press SUBTITLE during playback.

  • Page 37: Selecting A Language

    Selecting a Language You can select a preferred language and sound recording system from those included on the DVD video disc. 1, 2 CLEAR Good morning! ¡Buenos días! Bonjour! Selecting a playback audio setting Press AUDIO during playback. Press AUDIO or while the audio setting is displayed on the TV screen.

  • Page 38: Viewing The Operational Information And Dvd/Cd-Text

    Advanced playback Viewing the Operational Information and DVD/CD-Text You can view information about a disc and its operational status on the TV screen. DISPLAY Checking the operational status Press DISPLAY during stop. DISPLAY Each time you press the DISPLAY button, the on-screen display appears as follows. Current track number Current title number Current chapter number...

  • Page 39: Function Setup

    Function setup Customizing the Function Settings You can change the default settings to customize performance to your preference. RETURN 3, 4 1, 6 LANGUAGE PICTURE DISPLAY OPERATION AUDIO Setting procedure Press to select the setting you Press SETUP during stop. want to change, then press ENTER.
  • Page 40 Function setup Setting Details Page On-Screen Language To select a preferred language for on-screen displays. LANGUAGE Disc Menu Language To select a preferred language for disc menus. Audio Language To select a preferred language for the sound track. Subtitle Language To select a preferred language for subtitles.

  • Page 41: Setting Details

    Customizing the Function Settings (continued) Setting details Audio Language DISPLAY OPERATION PICTURE AUDIO LANGUAGE English: To play sound tracks in English. On-Screen Language French: To play sound tracks in French. Disc Menu Language LANGUAGE Audio Language Spanish: To play sound tracks in Spanish. Subtitle Language –...
  • Page 42 Function setup Customizing the Function Settings (continued) Setting details (Continued) DISPLAY OPERATION LANGUAGE AUDIO PICTURE 3) Press the buttons to shift and select the 4 : 3LB TV Shape second character by pressing the Black Level NRML PICTURE buttons. PICTURE AUDIO DISPLAY OPERATION...
  • Page 43 Karaoke Vocal DISPLAY OPERATION LANGUAGE PICTURE AUDIO Off: The primary vocal is not output. Audio Out Select Bitstream On: The primary vocal is output when it is recorded Dynamic Range Control AUDIO Karaoke Vocal on the disc. Notes • The vocal output feature is used during playback of Dolby Digital (multi-channel) recorded DVD KARAOKE discs.
  • Page 44 Function setup Customizing the Function Settings (continued) Setting details OPERATION DISPLAY LANGUAGE PICTURE AUDIO LANGUAGE PICTURE AUDIO DISPLAY OPERATION On-Screen Displays Pause/Still Auto DISPLAY OSD Background Color Gray OPERATION Parental Lock Screen Saver Title Stop On-Screen Displays Pause/Still Off: Operational modes (e.g. “Play”, “ ”) are not Auto: For normal use.
  • Page 45 1) Press the number buttons to create a personal To change your 4-digit security code 4-digit security code, then press ENTER. 1) After selecting “On” or “Off,” press the STOP If you make a mistake before pressing the button four times, then press the ENTER ENTER button, press the CLEAR button and button.

  • Page 46: Others

    Others Table of Languages Table of languages and their abbreviations Abbreviation Language Abbreviation Language Abbreviation Language – – – No alternate Guarani Portuguese language Gujarati Quechua CHI (ZH) Chinese Hausa Rhaeto-Romance DUT (NL) Dutch Hindi Kirundi ENG (EN) English Croatian Rumanian FRE (FR) French...

  • Page 47: Before Calling Service Personnel

    Before Calling Service Personnel Check the following guide for the possible cause of a problem before contacting service. Symptoms and correction Symptom Cause Correction Page No power. • The power plug is disconnected. • Connect the power plug securely into the wall outlet.

  • Page 48: Specifications

    Others Specifications DVD video player / outputs / supplied accessories DVD Video Player Power supply 120 V AC, 60 Hz Power consumption 14 W Mass 3.0 kg 430 × 81 × 305 mm (W/H/D) External dimensions Signal system Standard NTSC Laser Semiconductor laser, wavelength 650 nm Frequency range...

  • Page 49: Limited Warranty Dvd Video Player

    LIMITED WARRANTY DVD VIDEO PLAYER Toshiba America Consumer Products, Inc. (“TACP”), Toshiba Hawaii (“THI”) and Toshiba Canada Limited (“TCL”) make the following limited warranties. These limited warranties extend to original purchaser or any person receiving this set as a gift from the original purchaser and to no other purchaser or transferee.
  • Page 50 Canadian consumers are requested to complete the special Canadian “Warranty Registration Form” enclosed, and forward this completed form with a copy of bill of sale to TOSHIBA OF CANADA to “Register and Validate” their warranty. Product must be purchased from an Authorized Canadian Dealer. Products purchased in the U.S.A. and used in Canada are not covered by these warranties.
  • Page 51 2. LOCATION OF MAIN PARTS AND MECHANISM PARTS 2-1. Location of Main Parts Feed motor PC board EU01 Main PC board EU02 Power supply PC board EU05 Output PC board EU04 Power SW PC board Disc motor PC board Loading motor PC board EU03 Front display PC board Fig.
  • Page 52 2-2. Location of Mechanism Parts Tray Clamper stay Fig. 1-2-2 Mechanism chassis assembly (Top side) Loading motor PC board Mechanism chassis Fig. 1-2-3 Mechanism chassis assembly (Bottom side)
  • Page 53 Loading belt Gear Kick lever Gear Gear Loading motor Disc motor Cam Slider Fig. 1-2-4 Mechanism chassis assembly (Internal side)
  • Page 54 <Type A> Note: Pickup mechanism Main PC board (EU01) assembly (MP01) When servicing, note that this model has two types of the pickup mechanism assembly. Type A 79070467 79083071 The main PC board is different depending on the type of pickup Type B 79070415 79083047...
  • Page 55 <Type B> Front damper Front damper Pickup assembly Gear A Gear B assembly Sub chassis Rack gear assembly Rear damper Rear damper Fig. 1-2-7 Pickup mechanism chassis assembly (Top side) Feed motor Feed motor PC board Fig. 1-2-8 Pickup mechanism chassis assembly (Bottom side)
  • Page 56 3. TROUBLESHOOTING 3-1. Main Circuit 3-1-1. Servo System (1) Initial Operation after Power ON Power ON Send each LSI hard RST command and initial command. Pickup head is positioned at transmission initial position. Is tray closed? Pin 5 of CN502, TCLS=L Tray close operation Pin 6 of IC604: LDMP = H/L...
  • Page 57 The pickup transmission initial operation is carried out to determine the initial position by transmitting the pickup to the innermost position once (start-limit switch (pin 4 of CN503) Pickup (P.U.) transmission initial develops "L".) and to the external direction at low speed operation does not occur.
  • Page 58 Disc kind misjudgement Check laser current. (Initial setting is NG.) Are FE and RFSB 90 mA 20 mA Check laser current. signals for each disc normal? 20 mA 90 mA lop = Voltage between (E534 and E536)/10Ω Check pins 14, 15 Check wiring for Check peripheral and 16 of IC502...
  • Page 59 (2) Picture appears (PLAY) PLAY Disc motor (D.M.) forced accelleration (500 ms) Focus search Repeat three times. Is forcus servo CLV servo ON. Tracking balance adjustment Tracking servo ON. Focus gain adjustment Automatic adjustment is carried out when a disc is replaced after power ON.
  • Page 60 Disc motor (D.M.) does not rotate. Does pin 117 of IC401 (TP409) PLCK oscillate around 10 MHz ? Check peripheral Check peripheral circuits circuit of IC402. of IC402. Check disc motor and wiring. Fig. 1-3-10 Focus servo is NG. Focus servo ON signal waveform Are FE, RFSB, FE signal...
  • Page 61 Tracking servo is NG. Is TE signal normal? Check peripheral Check IC502. circuit of IC604. Fig. 1-3-13 Signal waveform at Signal waveform at tracking servo ON (CD) tracking servo ON (DVD) TE signal Pin 151 (TP406) of IC401 1.65V RFRP signal Pin 153 (TP408) of IC401 Search ON (SRCH) Pin 38 (TP411) of IC401...
  • Page 62 Does pulse of Disc playback is NG (DVD). L = 1.65V and H = 3.3V develop at pin 131 and L = 0V and H = 1.65V develop at pin 132 of IC401?  Is PLL locked? Check peripheral circuits (Refer to waveforms.) of IC401 and IC604.
  • Page 63 3-1-2. Location Diagram of Servo Test Point IC503 CN501 CN503 CN701 IC503 IC401 CN901 IC502 IC903 IC906 CN502 IC604 IC301 CN301 CN603 CN601 IC401 IC502 Fig. 1-3-21...
  • Page 64 SECTION 2 PART REPLACEMENT AND ADJUSTMENT PROCEDURES CAUTIONS BEFORE STARTING SERVICING Electronic parts are susceptible to static electricity and may easily damaged, so do not forget to take a proper grounding treatment as required. Many screws are used inside the unit. To prevent missing, dropping, etc. of the screws, always use a magnetized screw- driver in servicing.
  • Page 65 1-1-3. Tray Panel <Mounting > <Tray Ejection> 1. The spring for tray side pressure is inserted into the portion “A”. (Refer to Fig. 2-1-2.) 1. Slide the slider (2) of the mechanism chassis assembly (1) with a screwdriver, etc. in the arrow direction, so 2.
  • Page 66 Tray (3) Note: • Insert the tray (3) with the front side of the pickup mechanism assembly descended. (The slider positions to the left side.) • The gears are required to match their phases each other. After setting the gear as shown in the Fig. A, Tray panel (4) insert the tray (3).
  • Page 67 1-1-5. Rear Panel 1-2. PC Board Replacement 1. Remove three screws (1) and remove the rear panel (2). 1-2-1. Main PC Board Note: Rear panel (2) Screws (1) • Before removing the main PC board (4), be sure to short-circuit the laser diode output land. After replacing, open the land as it was after inserting the flexible cables (1).
  • Page 68 1-2-2. Output PC Board 1-2-3. Power PC board 1. Peel off the tape (3). 1. Peel off the tape (1). 2. Remove the connector (2). 2. Remove the connectors (2) and (3). 3. Disconnect two flexible cables (1). 3. Remove three screws (4). 4.
  • Page 69 1-2-4. Front PC Board 1-3. Mechanism Parts 1. Remove the front panel. (Refer to item 1-1-4.) 1-3-1. Mechanism Chassis Assembly 2. Remove six screws (1) and remove the front display Note: PC board (2) • When removing the mechanism chassis assembly (3), 3.
  • Page 70 1-3-2. Loading Belt 1-3-3. Loading Motor 1. Remove the gear (1) by releasing the claw. 1. Remove the loading belt. (Refer to item 1-3-2.) 2. Remove the gear (2). 2. Remove two screws (1) and two claws. Then remove the loading motor (2) (with the loading motor PC 3.
  • Page 71 1-3-4. Sub Chassis (with a pickup mechanism) 1-3-5. Pickup Mechanism Assembly 1. Turn the mechanism chassis assembly (1) upside down. <Removal> 2. Remove one screw (2) and release the boss “A” from the 1. Remove four screws (1) and then remove the pickup claw.
  • Page 72 1-3-6. Gear B Assembly, Gear A and Rack Gear Positioning holes Gear B assembly (1) Assembly Pickup Head (5) <Removal> 1. Remove one screw (1) and remove the gear B assembly (2). 2. Remove the gear A (3). 3. Remove one screw (4) and remove the rack gear assembly (5).
  • Page 73 1-3-7. Feed Motor <Removal> 1. Remove the gear B assembly (1) and the gear A (2). (Refer to item 1-3-6.) 2. Remove two screws (1) and remove the feed motor (2) (with the feed motor PC board (3) attached). (Refer to Fig. 2-1-22.) 3.
  • Page 74 SECTION 3 SERVICING DIAGRAMS 1. STANDING PC BOARDS FOR SERVICING EU02 Power supply PC board EU05 Output PC board EU04 Power SW PC board EU03 Front display PC board EU01 Main PC board Fig. 3-1-1...
  • Page 75 2. CIRCUIT SYMBOLS AND SUPPLEMENTARY EXPLANATION 2-1. Precautions for Part Replacement • In the schematic diagram, parts marked (ex. • Using the parts other than those specified shall violate the regulations, and may cause troubles F801) are critical part to meet the safety such as operation failures, fire etc.
  • Page 76 2-4. Inductor Indication Eg. 4 ... Η Unit None µ ... µH ... mH Tolerance None ... ±5% ... ±0.1% ... ±0.25% ... ±0.5% ... ±1% Type name ... ±2% ... ±10% ... ±20% Fig. 3-2-4 2-5. Waveform and Voltage Measurement Eg.
  • Page 77 3. PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM EU05 OUTPUT CNY02 Board-in CNY01 CNX01 FFC 1mm 7P FFC 1mm 14P Press-fit W901 W301 CN901 CN301 Mechanism W501 FFC 1mm 18P CN802 VREF CN602 CN501 EU02 CN601 POWER FFC 1.25mm 6P W502 LDMP TOPN CN502...
  • Page 78 4. BLOCK DIAGRAMS 4-1. Overall Block Diagram Data/Control Bus DVD AV Data SP DIF Data MAIN PROCESSOR UNIT AUDIO/VIDEO OUTPUT UNIT IC402 HY512264JC-50 2M-DRAM IC201 Coaxial Digital MSM514800C-70JS Buffer Audio Out ICY02 4M-DRAM Tray TC74HCU04 Motor 256fs Audio RF Amp. Master Clock Feed 1chip-SERVO...
  • Page 79 4-2. Power Supply Block Diagram Fig. 3-4-2...
  • Page 80 4-3. Front Display, Power Switch Block Diagram 4-3-1. Front Display Fig. 3-4-3 4-3-2. Front Display Pattern Fig. 3-4-4...
  • Page 81 4-3-3. Front Display, Power Switch Block Diagram Fig. 3-4-5...
  • Page 82 4-4. Main Block Diagrams 4-4-1. Servo System Block Diagram &1 Õ Õ ,& ,& ,& 6HUYR 6HUYR 'DWD SU 'DWD SUR R F F H H V V VR VRU U 0 '5$0 7& 7&  ) RU 7 ) RU 7& &...
  • Page 83 4-4-2. Logical System Block Diagram Fig. 3-4-7...
  • Page 84 4-5. Output Block Diagram Fig. 3-4-8...
  • Page 85 5. CIRCUIT DIAGRAMS 5-1. Power Supply Circuit Diagram Fig. 3-5-1...
  • Page 86 Power Supply Circuit Diagram Q801 AC120V 60Hz input ON MODE V:50 V/div s/div Fig. 3-5-2 Part Loca- Part Loca- Part Loca- tion tion tion C801 D807 Q828 C802 D808 R801 C803 D809 R802 C804 D821 R803 C805 D822 R804 C806 D823 R805 C807...
  • Page 87 5-2. Front Display, Power Switch Circuit Diagram Fig. 3-5-3...
  • Page 88 Front Display, Power Switch Circuit Diagram Part Loca- Part Loca- tion tion IC101, Pin IC101, Pin A101 EF+1 C101 EG01 C102 EG02 C103 EG03 C104 EG04 CN101 EG05 CN102 EG06 CN103 EG07 D141 EG08 E002 EG09 X-OUT E004 EG10 E005 EG11 V: 2 V/div V: 2 V/div...
  • Page 89 5-3. Main Circuit Diagrams 5-3-1. New Main ICs Information TC9489F &' && TC94A03F "# "" TA1313F " " & PCM1716-E & " PLL1700E...
  • Page 90 Main ICs Function Table 3-5-1 Ref. No. IC Name Function Detail IC601 S24C04BFJ-TB EE-PROM Setup default, memorization of specification setting. IC303 ADV7170 Video Encorder Built-in D/A converter. Encodes digital video signal to analog video signal of NTSC/PAL system. IC301 MD36710X AV Decorder Decryption, MPEG-2 Decode, Audio Decode, Sub Picture Decode, OSD.
  • Page 91 Table 3-5-4 TA1313F (1/2) Table 3-5-4 TA1313F (2/2) Name Function Name Function GNDP GND terminal –– –– LDO2 Drive output 2 Power supply terminal Monitor input 2 –– –– –– –– GND2 GND terminal Analog VREF RFDC DC feedback capacity Vrfi Filter capacity for the reference Boost adjustment...
  • Page 92 Table 3-5-5 TC9489F or TC94A03F (1/4) Table 3-5-5 TC9489F or TC94A03F (2/4) Name Function Name Function ASLCN Data slice negative output Microcomputer data bus ASLCO Analog data slice output Microcomputer data bus DVSS DAC-only ground Microcomputer data bus R-channel output signal VDD5 5V power supply DVDD...
  • Page 93 Table 3-5-5 TC9489F or TC94A03F (3/4) Table 3-5-5 TC9489F or TC94A03F (4/4) Name Function Name Function External RAM data input/output AWIN Active-wide PLL control signal input External RAM data input/output AVSS 3.3V analog block-only ground External RAM data input/output Focus error signal input External RAM data input/output Tracking error signal input VSS3...
  • Page 94 5-3-2. Main Circuit Diagram Fig. 3-5-5...
  • Page 95 5-3-2. Main Circuit Diagram...
  • Page 102 Fig. 3-5-5...
  • Page 103 Main Circuit Diagram Part Loca- Part Loca- Part Loca- Part Loca- Part Loca- Part Loca- Part Loca- Part Loca- tion tion tion tion tion tion tion tion IC502 R437 R622 C201 C452 CN503 C1 E503 E634 C202 C453 CN601 D1 E504 E635 IC503...
  • Page 104 5-4. Output Circuit Diagram Fig. 3-5-6...
  • Page 105 Output Circuit Diagram CNX01 JX01 Composite E-10 ICY02 ICY01 BUFFER LPF & AMP video output (a) Pin (b) Pin -10.0 100% color bar (Play) CVBS output terminated 100% color bar V: 500 mV/div V: 0.5 V/div H: 20 s/div H: 20 s/div Transistor JX01...
  • Page 106 Output Circuit Diagram Part Loca- Part Loca- Part Loca- Part Loca- tion tion tion tion CNY01 B1 CY17 EY20 RX21 CNY02 A9 CY18 EY21 RX22 CNX01 D1 CY19 EY22 RX23 CX01 CY20 EY23 RX24 CX02 CY21 EY24 RX25 CX03 CY22 EY25 RX26 CX04...
  • Page 107 5-5. Motor System Circuit Diagram Part Loca- tion Fig. 3-5-8...
  • Page 108 6. PC BOARDS 6-1. Power Supply PC Board Part Loca- Part Loca- tion tion C801 D836 C802 D842 C803 F001 C804 F002 C805 F801 C806 F821 P802 R801 C807 F822 C808 F823 F801 C809 L801 T801 C810 L821 C811 P802 C812 Q801 D802...
  • Page 109 6-2. Power Switch PC Board Fig. 3-6-2 EU04 Fig. 3-6-3 EU04 Power Switch PC Board Power Switch PC Board (Top side) (Bottom side)
  • Page 110 6-3. Main PC Board C501 CN503 CN501 R502R503 C503 C702 C506 C508 CN701 R505 IC504 Q501 R405 C535 R501 R504 R506 C424 IC501 D501 C504 R512 C510 R510 R507 R539 R410 IC902 C901 C505 R427 C507 R429 C704 C705 C707 C910 R431 R913...
  • Page 111 C501 CN503 CN501 R502R503 C503 C702 C506 C508 CN701 R505 IC504 Q501 R405 C535 R501 R504 R506 C424 IC501 D501 C504 R512 C510 R510 R507 R539 R410 IC902 C901 C505 R427 C507 R429 C704 C705 C707 C910 R431 R913 R514 X401 R433 IC503...
  • Page 112 Part Loca- Part Loca- Part Loca- tion tion tion R506 C203 CN603 R507 C204 CN701 R510 CN901 C205 D501 R512 C302 R514 C310 D901 R515 D902 C314 FL901 R539 C316 IC301 R618 C318 R619 C320 IC401 R620 IC403 C324 IC501 R621 C325 R622...
  • Page 113 C711 FL701 C502 C706 FL401 C536 R401 C710 C709 C708 C407 C414 C426 C405 C412 R417 R701 C416 C417 R412 C453 C452 R454 R420 R422 R425 C421 C427 R426 R418 R509 R453 C520 R546 C411 C401 R542 R424 C428 R428 C422 R406 C514 C515...
  • Page 114 C711 FL701 C502 C706 FL401 C536 R401 C710 C709 C708 C426 C405 C412 R417 C407 C414 R701 C416 C417 R412 C453 C452 R454 R420 R422 R425 C421 C427 R426 R418 R509 R453 C520 R546 C411 C401 R542 R424 C428 R428 C422 R406 C514 C515...
  • Page 115 Part Loca- Part Loca- Part Loca- Part Loca- Part Loca- tion tion tion tion tion C448 IC202 R439 R906 C201 C451 IC302 R440 R907 C202 C452 IC303 R441 R909 C206 C453 IC304 R442 R912 C207 C301 C502 IC402 R443 R919 C303 C509 IC601...
  • Page 116 6-4. Output PC Board The parts location list shows ex. A1/B1= top side/bottom side. Part Loca- Part Loca- Part Loca- Part Loca- tion tion tion tion CNX01 C4/ – CY17 – /F2 RJ16 – /F3 RX18 – /G4 CNY01 C3/ – CY18 –...
  • Page 117 6-5. Front Display PC Board The parts location list shows ex. A1/B1= top side/bottom side. Part Loca- tion A101 – /D5 C101 – /D3 C102 – /E3 C103 – /E8 C104 – /E9 CN101 – /D2 CN102 – /E9 FG101 –...
  • Page 118 SECTION 4 PARTS LIST SAFETY PRECAUTION The parts identified by ! ( ) mark are critical for safety. Replace only with part number specified. The mounting position of replacement is to be identical with originals. The substitute replacement parts which do not have the same safety characteristics as specified in the parts list may create shock, fire or other hazards.
  • Page 119 4. EXPLODED VIEWS 4-1. Packing Assembly ZF30 ZF10 ZF23 ZF11 ZF20 ZF17 ZF01 ZK04 ZK03 ZK07 ZK01 ZK02 ZK08 Fig. 4-4-1...
  • Page 120 4-2. Chassis Assembly ZG60 BID 3.0x6.0 ZG60 BID 3.0x6.0 ZG20 ZG63 ZG60 BID 3.0x6.0 EU02 ZG67 W901 W301 W503 ZG64 EU01 W501 W502 ZG74 ZG71 ZG60 EU05 ZG71 EU04 ZG68 W102 ZG22 EU03 ZG69 ZG03 W603 ZG01 Fig. 4-4-2...
  • Page 121 4-3. Mechanism Assembly MC61 Type A BID 2.6x8.0 MP01 MP60 MP16 MP91 PAN 1.7x4.0 MC04 MP61 MP92 PAN 2.6x15 MP37 MC03 MP65 PAN 1.7x3 MP37 MP36 MC63 MC12 BID 2.6x3.5 MC11 MC14 MC33 MP36 FM01 EU05 MC65 MC10 BID 2.6x3.5 ZG63 MC01 W6.2P0.2D12...
  • Page 122 6OFA * Mechanism Assembly (Type B) MP01 Note: MP60 MP16 MP91 PAN 1.7x4.0 The pickup mechanism assembly has two types, A and B of MP61 which shapes differ. MP92 PAN 2.6x15 Note that the pickup mechanism assembly has different service parts codes for each type.
  • Page 123 5.PARTS LIST LOCATION PART NUMBER NUMBER DESCRIPTION - MECHANICAL PARTS - FM01 79070421 Motor Assy,Feed MC01 79070416 Chassis Assy,Mechanism MC14 79070428 Belt,Loading MP01 79070467 Mechanism Assy,Pickup Type A MP01 79070415 Mechanism Assy,pickup Type B MP16 79070422 Gear MP36 79070458 Rubber,Dumper Kit MP37 79070458 Rubber,Dumper Kit...
  • Page 124 LOCATION PART LOCATION PART NUMBER NUMBER DESCRIPTION NUMBER NUMBER DESCRIPTION - CAPACITORS - - ELECTRICAL PARTS - ! C801 79020189 Cap,Ceramic 1000pF M 250V ! C802 79020190 Cap,Ceramic 100pF M 250V ! C803 79020190 Cap,Ceramic 100pF M 250V EU01 79083071 PC Board Assy Main,Type A ! C804...

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