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BBK DV966S Service Manual

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SERVICE MANUAL
DV966S

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Summary of Contents for BBK DV966S

  • Page 1 SERVICE MANUAL DV966S...

  • 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

    Front Panel Illustration POWER switch OPEN/CLOSE button IR SENSOR Disc tray PLAY/PAUSE button Display window STOP button...

  • Page 5: Prevertion 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 IC VIPER22 PIN.5 WAVEFORM DIAGRAM...

  • Page 13: Am29Lv160D

    8. Am29LV160D 16 Megabit (2 M x 8-Bit/1 M x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory DISTINCTIVE CHARACTERISTICS Single power supply operation Embedded Algorithms — Full voltage range: 2.7 to 3.6 volt read and write — Embedded Erase algorithm automatically operations for battery-powered applications preprograms and erases the entire chip or any combination of designated sectors...
  • Page 14 PRODUCT SELECTOR GUIDE Family Part Number Am29LV160D Speed Option Voltage Range: V = 2.7–3.6 V -120 Max access time, ns (t Max CE# access time, ns (t Max OE# access time, ns (t Note: See “AC Characteristics” for full specifications. BLOCK DIAGRAM –...
  • Page 15 CONNECTION DIAGRAMS BYTE# DQ15/A-1 DQ14 DQ13 DQ12 Standard TSOP RESET# DQ11 RY/BY# DQ10 BYTE# DQ15/A-1 DQ14 DQ13 DQ12 RESET# Reverse TSOP DQ11 RY/BY# DQ10...
  • Page 16 CONNECTION DIAGRAMS RESET# BYTE# DQ15/A-1 DQ14 DQ13 DQ10 DQ12 DQ11 FBGA Top View, Balls Facing Down BYTE# DQ15/A-1 DQ14 DQ13 RESET# DQ12 RY/BY# DQ10 DQ11 Special Handling Instructions Flash memory devices in FBGA packages may be damaged if exposed to ultrasonic cleaning methods. Special handling is required for Flash Memory products The package and/or data integrity may be compromised in FBGA packages.
  • Page 17 PIN CONFIGURATION LOGIC SYMBOL A0–A19 = 20 addresses DQ0–DQ14 = 15 data inputs/outputs A0–A19 16 or 8 DQ15/A-1 = DQ15 (data input/output, word mode), DQ0–DQ15 A-1 (LSB address input, byte mode) (A-1) BYTE# = Selects 8-bit or 16-bit mode = Chip enable = Output enable = Write enable RESET#...

  • Page 18: Hy57V641620Hg

    HY57V641620HG 4 Banks x 1M x 16Bit Synchronous DRAM 8.1 HY57V641620HG DESCRIPTION The Hyundai HY57V641620HG is a 67,108,864-bit CMOS Synchronous DRAM, ideally suited for the main memory applications which require large memory density and high bandwidth. HY57V641620HG is organized as 4banks of 1,048,576x16. HY57V641620HG is offering fully synchronous operation referenced to a positive edge of the clock.
  • Page 19 HY57V641620HG PIN CONFIGURATION DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 54pin TSOP II 400mil x 875mil 0.8mm pin pitch LDQM UDQM /CAS /RAS A10/AP PIN DESCRIPTION PIN NAME DESCRIPTION The system clock input. All other inputs are registered to the SDRAM on the Clock rising edge of CLK Controls internal clock signal and when deactivated, the SDRAM will be one...
  • Page 20 HY57V641620HG FUNCTIONAL BLOCK DIAGRAM 1Mbit x 4banks x 16 I/O Synchronous DRAM Self refresh logic Internal Row & timer counter 1Mx16 Bank 3 1Mx16 Bank 2 Row active Decoders 1Mx16 Bank 1 1Mx16 Bank 0 Memory refresh Cell Array Column Column Active UDQM...

  • Page 21: Mt1389

    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 22 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 23 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 24: Schematic & Pcb Wiring Diagram

    9. SCHEMATIC & PCB WIRING DIAGRAM FRONT SCHEMATIC DIAGRAM R-LED B-LED G-LED...
  • Page 25 FRONT SCHEMATIC DIAGRAM...
  • Page 26 FRONT SCHEMATIC DIAGRAM...
  • Page 27 FRONT SCHEMATIC DIAGRAM...
  • Page 28 POWER BOARD SCHEMATIC DIAGRAM...
  • Page 29 POWER BOARD SCHEMATIC DIAGRAM...
  • Page 30 OK SCHEMATIC DIAGRAM...
  • Page 31 OK SCHEMATIC DIAGRAM...
  • Page 32 OUTPUT BOARD SCHEMATIC DIAGRAM...
  • Page 33 OUTPUT BOARD SCHEMATIC DIAGRAM...
  • Page 34 MIAN SCHEMATIC DIAGRAM...
  • Page 35 MIAN SCHEMATIC DIAGRAM...
  • Page 36 MIAN SCHEMATIC DIAGRAM...
  • Page 37 MIAN SCHEMATIC DIAGRAM...

  • Page 38: Spare Parts List

    10. SPARE PARTS LIST DV966S MATERIAL LIST 1. POWER BOARD MATERIAL COD MATERIAL NAME SPECIFICATIONS UNIT QUANTITY LOCATION JP502,JP510,JP519,JP 2100010 CONNECTION CORDS Φ0.6 SHAPED 5mm JP501,JP509,JP512,JP 2100003 CONNECTION CORDS Φ0.6 SHAPED 7.5mm 514,JP516,JP518 2100004 CONNECTION CORDS Φ0.6 SHAPED 10mm JP511...
  • Page 39 MAGNETIC BEADS 0390057 RH354708 L503 INDUCTOR 1080011 PHOTOELECTRIC COUPLER HS817 U502 1080006 PHOTOELECTRIC COUPLER PC817 U502 0780049 TRIODE S8550D Q501 1000022 POWER GRID FILTER JLB1153 33uH +∞-0% L501 SWITCHING POWER 0460422 BCK-28-519S T501 TRANSFORMER 1940077 SOCKET 11P 2.0mm CN502 1940027 SOCKET 2P 2.0mm CN503...
  • Page 40 0310598 SMD CAPACITOR 50V 102±20% 0603 C407 0310084 SMD CAPACITOR 50V 104 +80%-20% 0603 C404,C406,C408,C412 0090249 SMD RESISTOR 1/16W 510Ω ±5% 0603 R409,R410 0780041 SMD TRIODE 3906 Q403~Q405 1631925 4977K-3 3. SUBSIDIARY BOARD MATERIAL COD MATERIAL NAME SPECIFICATIONS UNIT QUANTITY LOCATION 1631865 9977K-2...
  • Page 41 SA-001-012 BLACK IRON SHEET 1910129 TERMINAL SOCKET JK703 SCREEN-SHIELDED 1910079 TERMINAL SOCKET AV8-8.4-6G-3 JK701 14P 1.0mm STRAIGHT DUAL LINE 1940140 CABLE SOCKET XS701 PLUG JP701,JP704,JP710~JP 2100010 CONNECTION CORDS Φ0.6 SHAPED 5mm 712,JP721~JP726 JP703,JP713~JP718,JP 2100003 CONNECTION CORDS Φ0.6 SHAPED 7.5mm 2100004 CONNECTION CORDS Φ0.6 SHAPED 10mm JP705,JP709,JP719...
  • Page 42 0390095 SMD MAGNETIC BEADS FCM1608K-221T05 L601, L604 0260237 CD11 10V1000U±20%8×14 3.5 TC601 0260352 GS 10V1000U±20%8×14 3.5 TC601 SMD VOLTAGE 0700020 6.2V 1/2W ZD601 REGULATOR DIODE 0780085 SMD TRIODE 8050D Q601 0880124 NJM4558D DIP U601 0880308 KA4558 DIP U601 0881537 TDA1308 SOP U603 1980006 MICROPHONE SOCKET...
  • Page 43 R208,R229,R252,R309, R311,R313,R314,R329, 0090023 SMD RESISTOR 1/16W 10K ±5% 0603 R330,R339,R2164,R210 0090024 SMD RESISTOR 1/16W 15K ±5% 0603 R209,R223 0090025 SMD RESISTOR 1/16W 20K ±5% 0603 R211,R312,R315,R316 R2137,R2141,R2145,R2 0090255 SMD RESISTOR 1/16W24K±5% 0603 0090027 SMD RESISTOR 1/16W 27K ±5% 0603 R2129,R2133 0090188 SMD RESISTOR 1/16W 18K ±5% 0603...
  • Page 44 C207,C211,C214,C216, C217,C224,C226~C231, C234~C239,C241~C254 ,C256~C259,C267~C27 4,C279,C280~C282,C30 0310058 SMD CAPACITOR 25V 104 +80%-20% 0603 1~C303,C305,C309,C31 1,C312,C2138~C2143,C 2153~C2157,C2160,C2 161,C2163,C2164,C216 8,C2169,C2166,C2170~ C2175,C284,C287 C201~C204,C221,C240, 0310234 SMD CAPACITOR 16V 105 +80%-20% 0603 C285,C286 C2112,C2115,C2118,C2 121,C2124,C2127,C223, 0310066 SMD CAPACITOR 50V 102 ±10% 0603 C278,C255,C291,C294, C297,C288,C2116 C2122,C2129,C2130,C2 0310231 SMD CAPACITOR 50V 122 ±10% 0603 133,C2135,C2136...
  • Page 45 0880322 MM74HCU04M SOP U205 0880513 HCU04 SOP U205 0881415 HY57V641620HGT-7 TSOP U211 0881872 KSV464P4JA-70 TSOP U211 0881182 LM1117MP-ADJ SOT-223 U209 0881057 CS4360 SSOP U207 0881031 24C02N SOP U202 0882257 MT1389FE/C(C VERSION) QFP U201 0881378 BA5954FP HSOP U302 0881059 CS5333 SSOP U210 0960020 CRYSTAL OSCILLATOR...

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