BBK DL385DC Service Manual
  1. Manuals
  2. Brands
  3. BBK Manuals
  4. DVD Player
  5. DL385DC
  6. Service manual

BBK DL385DC Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
SERVICE MANUAL
DL385DC

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the DL385DC and is the answer not in the manual?

Questions and answers

Related Manuals for BBK DL385DC

Summary of Contents for BBK DL385DC

  • Page 1 SERVICE MANUAL DL385DC...

  • Page 2: Table Of Contents

    C O N T E N T S S AF E T Y P R EC AUT IONS P R E V E NT ION OF E LE C T R O S TATIC DIS C HAR G E (E S D)TO E LE C T R OS TATIC ALLY S E NS IT IV E (E S )DE V IC E S C ONT R OL B UT T ON LOC AT IONS AND E XP LANAT IONS P R E V E R TION OF S TATIC E LE C T R IC IT Y DIS C HAR G E...

  • Page 3: S Af E T Y P R Ec Aut Ions

    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

    Control Button Locations and Explanations 1134 Color TFT LCD PLAY button / PAUSE button Speakers RIGHT direction arrow OPEN/CLOSE button UP direction arrow LEFT direction arrow DVD/READER button DOWN direction arrow Panel Button STOP button P/N button Power indicator DVD/AUXIN Button IR sensor MENU Button PREV Button...

  • Page 5: Remote Control Illustration

    Remote Control Illustration DVD/READER Button AUDIO Button Change the audio language or audio channel. GOTO button Play from the desired location. ZOOM Button Zoom in /out the displayed frame. ANGLE Button Change camera angles, MP3/JPEG playback modes switch. MUTE button Press once to mute, twice to unmute.

  • Page 6: 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 7: Electrical Confirmation

    5.Electrical Confirmation 5.1. 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 8: Ide O Out P Ut (C Hr Ominanc E S Ig Nal) C Onf Ir Mation

    5.2 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 9: Mpeg Board Check Waveform

    6.MPEG BOARD CHECK WAVEFORM 6.1 27MHz WAVEFORM DIAGRAM...

  • Page 10: Mt1389

    7.2 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 11 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 12 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 13: Hy29Lv160

    IC BLOCK DIAGRAM & DESCRIPTION HY29LV160 16 Mbit (2M x 8/1M x 16) Low Voltage Flash Memory KEY FEATURES Single Power Supply Operation 100,000 Write Cycles per Sector Minimum – Read, program and erase operations from Data# Polling and Toggle Bits 2.7 to 3.6 volts –...

  • Page 14: Block Diagram

    IC BLOCK DIAGRAM & DESCRIPTION HY29LV160 BLOCK DIAGRAM DQ[15:0] A[19:0], 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 15 IC BLOCK DIAGRAM & DESCRIPTION HY29LV160 PIN CONFIGURATIONS 48-Ball FBGA (Bottom View) A[13] A[12] A[14] A[15] A[16] BYTE# DQ[15]/A[-1] A[9] A[8] A[10] A[11] DQ[7] DQ[14] DQ[13] DQ[6] W E # RESET# A[19] DQ[5] DQ[12] DQ[4] RY/BY# A[18] DQ[2] DQ[10] DQ[11] DQ[3] A[7] A[17]...

  • Page 16: Hy57V641620Hg

    HY57V641620HG 4 Banks x 1M x 16Bit Synchronous DRAM 7.4 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 17 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 18: Functional Block Diagram

    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 19: Schematic & P.c.b Wiring Diagram

    8.SCHEMATIC & P.C.B WIRING DIAGRAM DECODE BOARD...
  • Page 24 DECODE BOARD...
  • Page 25 BATTERY CHARGER...
  • Page 26 BATTERY CHARGER...
  • Page 27 MAIN FRONT PANEL...
  • Page 28 MAIN FRONT PANEL...
  • Page 29 LCD DRIVE BOARD LCD DRIVE BOARD LCD DRIVE BOARD LCD DRIVE BOARD LCD DRIVE BOARD...
  • Page 30 LCD DRIVE BOARD...
  • Page 31 LCD DRIVE BOARD...
  • Page 32 BOOST BOARD...
  • Page 33 BOOST BOARD...
  • Page 34 BOOST BOARD...

  • Page 35: S P Ar E P Ar T S Lis T

    BOOST BOARD...
  • Page 36 9.DVDPX-I80S MATERIAL DL385DC MATERIAL LIST LIST 1. MAIN PANEL MATERIAL CODE MATERIAL NAME SPECIFICATIONS UNIT UANTI LOCATION 90001 SMD RESISTOR 1/16W 0Ω ±5% 0603 R403 0310048 SMD CAPACITOR 50V 151 ±5% NPO 0603 C402,C403 0310376 SMD TANTALUM CAPACITOR NRS10V47U±20%3528(B2) TC401...
  • Page 37 C5,C7,C9,C37,C63,C68,C100,C103, 0310376 SMD TANTALUM CAPACITOR NRS10V47U±20%3528(B2) C61,C82 0390296 SMD INDUCTOR 1.5UH ±10% 3216 0390044 SMD INDUCTOR 10UH ±10% 2012 L1,L2,L3,L4,L5,L12,L13 0090036 SMD RESISTOR 1/10W 0Ω ±5% 0805 0390215 SMD INDUCTOR 33uH±10% 3225 LP2,L14 0680028 SMD SCHOTTKY DIODE MBRS340 D1,D2 0700007 SMD DIODE 1N4148 0700052...
  • Page 38 RB24/RB27 ADJUST PARAMETER ON SPOT 1M~4.7M 0090233 SMD RESISTOR 1/16W 4.7MΩ ±5% 0603 RB37 0310594 SMD CAPACITOR 25V 104 ±10% 0603 CB11,CB13,CB19,CB20,CB17,CB18 0310505 SMD CAPACITOR 25V 224 +80%-20% 0603 CB12,CB14,CB15 0310230 SMD CAPACITOR 50V 474 +80%-20% 0603 CB4,CB5,CB16 0310217 SMD CAPACITOR 16V 225 +80%-20% 1206 CB1,CB2,CB10 0260181...
  • Page 39 0.02 5232167 FIBRE TUBING Φ1 WHITE UPPER COVER OF CAR POWER 3031156 AK008 BLACK CONNECTING CORD CASE LOWER COVER OF CAR POWER 3040843 AK008 BLACK CONNECTING CORD CASE 3870754 WASHER AK008 3870755 CONTACT HEAD AK008 3630186 SHRAPNEL AK008 3810034 SPRING AK008 3870756 FUSE HOLDER...
  • Page 40 0160157 ROTABLE POTENTIOMETER WHE101GB-2A-B50K-16 VR201 TC106,TC201~TC203,TC207~TC21 0,TC302~TC310,TC316~TC320,TC4 0310549 SMD CERAMIC CAPACITOR 25V 106+80%-20% 1210 03,TC408,TC410,TC411,TC421~TC C101,C102,C345,C347,TC101~TC10 0310376 SMD TANTALUM CAPACITOR NRS10V47U±20%3528(B2) 5,TC204~TC206,TC312,TC327,TC3 28,TC412~TC417,TC301,TC107 0310374 SMD TANTALUM CAPACITOR 16V47UF±20% 6032(C) TC401,TC424 310375 SMD TANTALUM CAPACITOR 16V100UF±20% 7343(D) TC221,TC222,TC404,TC409 0310646 SMD CAPACITOR 25V 15P ±5% NPO 0603 C265~C268 0310647...
  • Page 41 V306,V307,V308,Q408,Q406,V311,V 0780085 SMD TRIODE 8050D 406,V407 0780129 SMD TRIODE 8550D Q404,V303,V304,V405 0780197 SMD TRIODE C1815 V301,V302,V309,V310 0780041 SMD TRIODE 3906 V403,V404 0780193 SMD TRIODE 2SK3018 V102,V103 0780115 SMD TRIODE 2SB1132 V104,V105 0780040 SMD TRIODE 3904 V101,V401,V402 0790021 FIELD EFFECT TUBE IRF7416 SOP Q401,Q402,Q405 0790041...

Table of Contents