BBK DV963SM Service Manual
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BBK DV963SM Service Manual

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SERVICE MANUAL
DV963SM
VOL
ECHO

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Summary of Contents for BBK DV963SM

  • Page 1 SERVICE MANUAL DV963SM ECHO...

  • Page 2: Table Of Contents

    CONTENTS SAFETY PRECAUTIONS PREVENTION OF ELECTRO STATIC DISCHARGE(ESD)TO ELECTROSTATICALLY SENSITIVE(ES)DEVICES CONTROL BUTTON LOCATIONS AND EXPLANATIONS PREVERTION OF STATIC ELECTRICITY DISCHARGE ASSEMBLING AND DISASSEMBLING THE MECHANISM UNIT OPTICAL PICKUP UNIT EXPLOSED VIEW AND PART LIST BRACKET EXPLOSED VIEW AND PART LIST MISCELLANEOUS ELECTRICAL CONFIRMATION VIDEO OUTPUT (LUMINANCE SIGNAL) CONFIRMATION...

  • Page 3: Safety Precautions

    1. SAFETY PREAUTIONS 1.1 GENERAL GUIDELINES 1. When servicing, observe the original lead dress. if a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barrier, insulation papers shields are properly installed.

  • Page 4: Control Button Locations And Explanations

    ECHO 11 12 POWER switch STOP button MIC VOLUME knob Disc tray ECHO adjustment knob REV button OPEN/CLOSE button FWD button IR SENSOR MIC 1 jack LED display window PLAY button MIC 2 jack PAUSE button...

  • Page 5: Prevention Of Static Electricity Discharge

    4.PREVENTION OF STATIC ELECTRICITY DISCHARGE The laser diode in the traverse unit (optical pickup)may brake down due to static electricity of clothes or human body. Use due caution to electrostatic breakdown when servicing and handling the laser diode. 4.1.Grounding for electrostatic breakdown prevention Some devices such as the DVD player use the optical pickup(laser diode)and the optical pickup will be damaged by static electricity in the working environment.Proceed servicing works under the working environment where grounding works is completed.

  • Page 6: Assembling And Disassembling The Mechanism Unit

    5. Assembling and disassembling the mechanism unit 5.1 Optical pickup Unit Explosed View and Part List Pic (1)
  • Page 7 Materials to Pic (1) PARTS CODE PARTS NAME Q ty 14692200 SF-HD60 1EA0311A06300 ASSY, CHASSIS, COMPLETE 1EA0M10A15500 ASSY, MOTOR, SLED 1EA0M10A15501 ASSY, MOTOR, SLED 1EA2451A24700 HOLDER, SHAFT 1EA2511A29100 GEAR, RACK 1EA2511A29200 GEAR, DRIVE 1EA2511A29300 GEAR, MIDDLE, A 1EA2511A29400 GEAR, MIDDLE, B 1EA2744A03000 SHAFT, SLIDE 1EA2744A03100...

  • Page 8: Bracket Explosed View And Part List

    5.2 Bracket Explosed View and Part List Pic (2) Materials to Pic(2) 1.bracket 14. front silicon rubber 2.belt 15. Back silicon rubber 3.screw 16. Pick-up 4.belt wheel 17. Pick-up 5.gearwheel 18. switch 6.iron chip 19. Five-pin flat plug 7. Immobility mechanism equipment 20.

  • Page 9: Miscellaneous

    5.3 MISCELLANEOUS 5.3.1 Protection of the LD(Laser diode) Short the parts of LD circuit pattern by soldering. 5.3.2 Cautions on assembly and adjustment Make sure that the workbenches,jigs,tips,tips of soldering irons and measuring instruments are grounded,and that personnel wear wrist straps for ground. Open the LD short lands quickly with a soldering iron after a circuit is connected.

  • Page 10: Electrical Confirmation

    6.Electrical Confirmation 6.1. Video Output (Luminance Signal) Confirmation DO this confirmation after replacing a P.C.B. Measurement point Mode Disc Color bar 75% DVDT-S15 Video output terminal PLAY(Title 46):DVDT-S15 PLAY(Title 12):DVDT-S01 DVDT-S01 Measuring equipment,tools Confirmation value 200mV/dir,10 sec/dir 1000mVp-p±30mV Purpose:To maintain video signal output compatibility. 1.Connect the oscilloscope to the video output terminal and terminate at 75 ohms.

  • Page 11: Video Output(Chrominance Signal) Confirmation

    6.2 Video Output(Chrominance Signal) Confirmation Do the confirmation after replacing P.C.B. Measurement point Mode Disc Color bar 75% DVDT-S15 Video output terminal PLAY(Title 46):DVDT-S15 PLAY(Title 12):DVDT-S01 DVDT-S01 Measuring equipment,tools Confirmation value Screwdriver,Oscilloscope 200mV/dir,10 sec/dir 621mVp-p±30mV Purpose:To maintain video signal output compatibility. 1.Connect the oscilloscope to the video output terminal and terminate at 75 ohme.

  • Page 12: Mpeg Board Check Waveform

    7.MPEG BOARD CHECK WAVEFORM 7.1 27MHz WAVEFORM DIAGRAM 7.2 IC5L0380R PIN.2 WAVEFORM DIAGRAM...

  • Page 13: Am29Lv160D

    HY29LV800 8 Mbit (1M x 8/512K x 16) Low Voltage Flash Memory 8. Am29LV160D KEY FEATURES Single Power Supply Operation Minimum 100,000 Write Cycles per Sector – Read, program and erase operations from Compatible With JEDEC standards – Pinout and software compatible with 2.7 to 3.6 volts –...
  • Page 14 HY29LV800 GENERAL DESCRIPTION The HY29LV800 is an 8 Mbit, 3 volt-only, CMOS the memory array, while Temporary Sector Un- Flash memory organized as 1,048,576 (1M) bytes protect allows in-system erasure and code or 524,288 (512K) words that is available in 44- changes in previously protected sectors.

  • Page 15: Block Diagram

    HY29LV800 BLOCK DIAGRAM DQ[15:0] A[18:0], A-1 STATE C O N T R O L ERASE VOLTAGE I/O BUFFERS G E N E R A T O R A N D DQ[15:0] S E C T O R S W I T C H E S C O M M A N D W E # REGISTER...
  • Page 16 HY29LV800 PIN CONFIGURATIONS RY/BY# RESET# W E # BYTE# DQ15/A-1 DQ14 DQ13 DQ12 W E # Standard BYTE# RESET# DQ11 TSOP48 DQ15/A-1 RY/BY# DQ10 DQ14 DQ13 DQ10 DQ12 DQ11 BYTE# DQ15/A-1 DQ14 DQ13 DQ12 W E # Reverse RESET# DQ11 TSOP48 RY/BY# DQ10...
  • Page 17 IC42S16101 512K x 16 Bits x 2 Banks (16-MBIT) SYNCHRONOUS DYNAMIC RAM FEATURES DESCRIPTION ICSI 's 16Mb Synchronous DRAM IC42S16101 is organized • Drive Strength for low capacitive bus loading as a 524,288-word x 16-bit x 2-bank for improved • Clock frequency: 166, 143, 125 MHz performance.

  • Page 18: Hy57V641620Hg

    IC42S16101 PIN FUNCTIONS Pin No. Symbol Type Function (In Detail) 20 to 24 A0-A10 Input Pin A0 to A10 are address inputs. A0-A10 are used as row address inputs during active 27 to 32 command input and A0-A7 as column address inputs during read or write command input.

  • Page 19: Functional Block Diagram

    IC42S16101 FUNCTIONAL BLOCK DIAGRAM COMMAND MEMORY CELL DECODER ARRAY & ADDRESS 2048 CLOCK BUFFER MODE BANK 0 GENERATOR REGISTER DATA IN SENSE AMP I/O GATE BUFFER SELF I/O 0-15 REFRESH COLUMN DECODER REFRESH CONTROLLER CONTROLLER DATA OUT REFRESH SENSE AMP I/O GATE BUFFER COUNTER MEMORY CELL...
  • Page 20 8.2 MT1389 MT1389 Progressive-Scan DVD Player SOC Specifications are subject to change without notice MediaTek MT1389 is a DVD player system-on-chip (SOC) which incorporates advanced features like high quality TV encoder and state-of-art de-interlace processing. The MT1389 enables consumer electronics manufacturers to build high quality, cost-effective DVD players, portable DVD players or any other home entertainment audio/video devices.

  • Page 21: Mt1389

    MT1389 PRELIMINARY, SUBJECT TO CHANGE WITHOUT NOTICE MTK CONFIDENTIAL, NO DISCLOSURE General Feature List 1024-bytes on-chip RAM Super Integration DVD player single chip Up to 4M bytes FLASH-programming interface High performance analog RF amplifier Supports 5/3.3-Volt. FLASH interface Servo controller and data channel processing Supports power-down mode MPEG-1/MPEG-2/JPEG video Supports additional serial port...
  • Page 22 MT1389 PRELIMINARY, SUBJECT TO CHANGE WITHOUT NOTICE MTK CONFIDENTIAL, NO DISCLOSURE Audio Effect Processing TV Encoder Dolby Digital (AC-3)/EX decoding Six 108MHz/12bit DACs DTS/DTS-ES decoding Support NTSC, PAL-BDGHINM, PAL-60 MLP decoding for DVD-Audio Support 525p, 625p progressive TV format MPEG-1 layer 1/layer 2 audio decoding Automatically turn off unconnected channels MPEG-2 layer1/layer2 2-channel audio Support PC monitor (VGA)

  • Page 23: Schematic & Pcb Wiring Diagram

    9. SCHEMATIC & PCB WIRING DIAGRAM FRONT SCHEMATIC DIAGRAM...
  • Page 24 FRONT SCHEMATIC DIAGRAM...
  • Page 25 POWER BOARD SCHEMATIC DIAGRAM...
  • Page 26 POWER BOARD SCHEMATIC DIAGRAM...
  • Page 27 OUTPUT BOARD SCHEMATIC DIAGRAM...
  • Page 28 OUTPUT BOARD SCHEMATIC DIAGRAM...
  • Page 29 MIAN SCHEMATIC DIAGRAM...
  • Page 30 MIAN SCHEMATIC DIAGRAM...
  • Page 31 MIAN SCHEMATIC DIAGRAM...
  • Page 32 MIAN SCHEMATIC DIAGRAM...
  • Page 33 OK SUBSIDIARY BOARD...
  • Page 34 OK SUBSIDIARY BOARD...
  • Page 35 SUBSIDIARY BOARD 1...
  • Page 36 SUBSIDIARY BOARD 2...

  • Page 37: Spare Parts List

    10. SPARE PARTS LIST DV963SM-3 MATERIAL LIST 1. MAIN FRONT PANEL MATERIAL CODE MATERIAL NAME SPECIFICATIONS UNIT QUANTITY LOCATION CONNECT DISPLAY 16×8×4 DOUBLE-FACED, SOFT SPONGE SPACER SCREEN WITH FRONT 5231783 HARD PANEL PCB 0260206 CD11C 10V100U±20%5×7 2 TC401,TC402,TC403 1200415 DISPLAY SCREEN...
  • Page 38 SWITCHING POWER 0460282 BCK-28-0286 T501 TRANSFORMER SWITCHING POWER 0460283 BCK2801-624 T501 TRANSFORMER 0570013 DIODE HER105 D506,D508,D511 0570028 DIODE HER306 D510 0680007 SCHOTTKY DIODE SR360 D509 0570014 DIODE HER107 D505 0570005 DIODE 1N4007 D501~D504 VOLTAGE REGULATOR 0580054 9.1V 1W ZD502 DIODE 0880765 5L0380R YDTU U501...
  • Page 39 C601,C602,C609,C622,C 0310207 50V104 ±20% 0603 SMD CAPACITOR 623,C613,C614 0310323 50V 392 ±10% 0603 C608,C615 SMD CAPACITOR 0260021 CD11 16V22U±20%5×11 2 TC605,TC606 0260258 CD11 10V47U±20%5×7 2 TC609 0260200 CD11C 16V47U±20%5×7 2 TC609 0260040 CD11 25V100U±20%6×12 2.5 TC615,TC616,TC608 TC601~TC604,TC610,TC 0260127 CD11 16V4.7U±20%5×11 2 611,TC613,TC621,TC607 MAGNETIC BEADS 0390057...

  • Page 40: Main Board

    1860029 SCART-01 JK706 SCART SOCKET 14P 1.0mm STRAIGHT DUAL 1940140 CABLE SOCKET XS701 LINE PLUG 1910095 TERMINAL SOCKET AV1-8.4-5G-2 BLACK JK704 1910006 TERMINAL SOCKET S-VIDEO JK703 1562846 7969D-0 2100010 CONNECTION CORDS JP701~JP706 ¦ µ 0.6 SHAPED 5mm 2100003 CONNECTION CORDS ¦...
  • Page 41 MATERIAL CODE MATERIAL NAME SPECIFICATIONS UNIT QUANTITY LOCATION C2119,C2128,C2131,L21 0~L215,R201~R204,R212 ,R226,R228,R234,R236,R 245,R247,R222,R251,R25 0090001 SMD RESISTOR 1/16W 0Ω ±5% 0603 5,R257,R258,R282,R298, R299,R303,R318,R331,R 2159,R297,R287,R290,R2 183,R2107,R283 R233,R261,R270,R273,R 0090006 SMD RESISTOR 1/16W 75Ω ±5% 0603 274,R276,R280 0000375 CARBON FILM RESISTOR 1/4W2.2Ω±5% R326 0090272 SMD RESISTOR 1/16W1Ω±5% 0603 R304~R307,R321,R340 0090003...
  • Page 42 C262~C265,C266,C289,C 290,C292,C293,C295,C29 0310045 SMD CAPACITOR 50V 47P ±5% NPO 0603 6,C298,C299,C2101,C210 2,C2104,C2105 C233,C2111,C2114,C211 0310047 SMD CAPACITOR 50V 101 ±5% NPO 0603 7,C2120,C2123,C2126,C2 0310051 SMD CAPACITOR 50V 331 ±5% NPO 0603 C212,C213 0310048 SMD CAPACITOR 50V 151 ±5% NPO 0603 C304,C306 C207,C211,C214,C216,C 217,C224,C226~C231,C2 34~C239,C241~C254,C25...
  • Page 43 0780062 SMD TRIODE 9014C V310 0780033 TRIODE 9015C Q204 0780020 TRIODE C1815Y Q212 0780197 SMD TRIODE C1815 Q205~Q210 0780043 TRIODE 2SA1015 Q211,Q218,Q219 0780040 SMD TRIODE 3904 V305 0780193 SMD TRIODE 2SK3018 V303,V304 0780115 SMD TRIODE 2SB1132 V301,V302 0880185 NJM4558M SOP U219£...

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