LG LHB675FB Service Manual
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LG LHB675FB Service Manual

3d blu-ray / dvd home theater system
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Internal Use Only
Website http://biz.lgservice.com
3D Blu-ray™ / DVD
Home Theater System
SERVICE MANUAL
MODEL: LHB675
(LHB675, S65T3-S)
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS"
IN THIS MANUAL.
P/NO : AFN77133597
SEPTEMBER, 2015

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  • Page 1 Internal Use Only Website http://biz.lgservice.com 3D Blu-ray™ / DVD Home Theater System SERVICE MANUAL MODEL: LHB675 (LHB675, S65T3-S) CAUTION BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS” IN THIS MANUAL. P/NO : AFN77133597 SEPTEMBER, 2015...
  • Page 2 CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..ELECTRICAL SECTION 3 ..CABINET & MAIN CHASSIS SECTION 4 ..MT8563 F/E LOADER PART SECTION 5 ..REPLACEMENT PARTS LIST...

  • Page 3: Table Of Contents

    SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR BD-HTS PRODUCTS ..........1-3 SERVICING PRECAUTIONS ..........................1-4 • GENERAL SERVICING PRECAUTIONS • INSULATION CHECKING PRODEDURE • ELECTROSTATICALLY SENSITIVE (ES) DEVICES INITIAL SYSTEM SETUP ..........................1-5 HIDDEN KEY MODE ............................1-7 FIRMWARE UPDATE GUIDE ...........................

  • Page 4: Product Safety Servicing Guidelines For Bd-Hts Products

    When servicing this product, under no circumstances should the original design be modified or altered without permission from LG Corporation. All components should be replaced only with types identical to those in the original circuit and their physical location, wiring and lead dress must conform to original layout upon completion of repairs.

  • Page 5: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION: Before servicing the BD-HTS covered by this ser- Electrostatically Sensitive (ES) Devices vice data and its supplements and addends, read and follow Some semiconductor (solid state) devices can be damaged the SAFETY PRECAUTIONS. easily by static electricity. Such components commonly are NOTE: if unforeseen circumstances create conflict between called Electrostatically Sensitive (ES) Devices.

  • Page 6: Initial System Setup

    INITIAL SYSTEM SETUP When you turn on the unit for the fi rst time, the initial setup wizard appears on the screen. Set the display language and network settings on the initial setup wizard. 1. Press (POWER). 5. Press ENTER () to verify the test tone signals of The initial setup wizard appears on the screen.
  • Page 7 8. Displays private sound mode guide. Press ENTER (). 9. Displays the guide to enjoy online contents using LG AV Remote. Press ENTER ().

  • Page 8: Hidden Key Mode

    HIDDEN KEY MODE 1. MPEG HIDDEN KEY AVAILABLE ENTRANCE HIDDEN MODE EXIT KEY DISPLAY RESULT STATUS 1+3+9+7 DISPLAY SYSTEM (NO DISC||OPEN)&& +1+3+9 SYSTEM FACTORY RESET(All of data have to be Pause || MP2 INFORMATION (Highlight on 16:9 Full) +ENTER INFORMATION Initialized as Factory Mode except SPDATA) or MP2 1.FACTORY RESET(All of data have to be...
  • Page 9 2. MICOM HIDDEN KEY AVAILABLE HIDDEN MODE ENTRANCE KEY EXIT KEY DISPLAY RESULT STATUS DVD FUNCTION Front Stop + RMC “D-LOCK” Door Lock and POWER ON Toggling Stop for 5s display for 3s STATUS DVD FUNCTION Front Stop + RMC “D-UNLOCK”...

  • Page 10: Firmware Update Guide

    FIRMWARE UPDATE GUIDE 1. COPY AN UPDATE FILE TO A MEDIA (USB OR CD-ROM) Update File Name: LG_HB_A100M63.ROM 1) An update fi le have to be copied onto the root of fi le system. 2) USB and CD-ROM are able to use fi rmware update. <...

  • Page 11: Network Software Update

    NETWORK SOFTWARE UPDATE Network update notifi cation Software update From time to time, performance improvements and/ You can update the player using the latest software or additional features or services may be made to enhance the products operation and/or add new available to units that are connected to a broadband features.
  • Page 12 Note : The Software Update function may not work properly depending on your internet environment. In this case, you can obtain the latest software from the authorized LG Electronics Service Center then update your player. Refer to “Customer Support”. 1-11...

  • Page 13: Specifications

    SPECIFICATIONS • GENERAL Power requirements 120 V ~ 60 Hz Power consumption 110 W Networked standby : 0.5 W (If all network ports are activated.) Dimensions (W x H x D) Approx. 360 mm x 60.5 mm x 299 mm (14.1 inches x 2.3 inches x 11.7 inches) Net Weight (Approx.) 2.7 kg (5.9 lbs)
  • Page 14 • FRONT SPEAKERS / SURROUND (REAR) SPEAKERS / SUBWOOFERS Type Front Speaker 1 Way 1 Speaker Surround (Rear) Speaker 1 Way 1 Speaker Subwoofer 1 Way 1 Speaker Impedance Front Speaker 3 Ω Surround (Rear) Speaker 3 Ω Subwoofer 3 Ω Rated Input Power Front Speaker 167 W...
  • Page 15 1-14...
  • Page 16 SECTION 2 ELECTRICAL CONTENTS DIGITAL DISPLAY & MEDIA TRAINING MASTER ..................2-2 1. DISTORTED PICTURE ........................... 2-2 2. NO PICTURE ............................2-7 3. PICTURE COLOR ..........................2-12 4. NOISE/AUDIO PROBLEMS ........................2-14 5. MISCELLANEOUS ..........................2-17 6. BLU-RAY PLAYER ..........................2-26 ONE POINT REPAIR GUIDE ..........................

  • Page 17: Digital Display & Media Training Master

    DIGITAL DISPLAY & MEDIA TRAINING MASTER Objective: To provide clear and concise guidelines for customer service agents to handle calls on box goods calls. 1. DISTORTED PICTURE 1-1. Lines on Picture Distorted picture refers to the customer getting video, but there is a problem with the video. Determine what cables the customer is using to connect What cables is the BD to the TV and if connected properly.
  • Page 18 DIGITAL DISPLAY & MEDIA TRAINING MASTER 1-2. Ghost Picture Distorted picture refers to the customer getting video, but there is a problem with the video. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.
  • Page 19 DIGITAL DISPLAY & MEDIA TRAINING MASTER 1-3. Rolling Picture Distorted picture refers to the customer getting video, but there is a problem with the video. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.
  • Page 20 DIGITAL DISPLAY & MEDIA TRAINING MASTER 1-4. Shaky Picture Distorted picture refers to the customer getting video, but there is a problem with the video. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.
  • Page 21 DIGITAL DISPLAY & MEDIA TRAINING MASTER 1-5. Blurry Picture Distorted picture refers to the customer getting video, but there is a problem with the video. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.

  • Page 22: Picture

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 2. NO PICTURE 2-1. Black Screen The entire screen is black. In case of customer use composite cable please make sure selecting Does the BD on-screen available resolution in the menu of the BD player, composite video can just menu appear? support 480i/p.
  • Page 23 DIGITAL DISPLAY & MEDIA TRAINING MASTER 2-2. Blue Screen The entire screen is a solid blue color. In case of customer use composite cable please make sure selecting Does the BD on-screen available resolution in the menu of the BD player, composite video can just menu appear? support 480i/p.
  • Page 24 DIGITAL DISPLAY & MEDIA TRAINING MASTER 2-3. Snowy Screen A snowy picture is when black and white dots are all over the screen. In case of customer use composite cable please make sure selecting Does the BD on-screen available resolution in the menu of the BD player, composite video can just menu appear? support 480i/p.
  • Page 25 DIGITAL DISPLAY & MEDIA TRAINING MASTER 2-4. No Signal A “no signal” message appears on the screen of the display. In case of customer use composite cable please make sure selecting Does the BD on-screen available resolution in the menu of the BD player, composite video can just menu appear? support 480i/p.
  • Page 26 DIGITAL DISPLAY & MEDIA TRAINING MASTER 2-5. Invalid Format or Format Not Supported Make sure the customer’s simultaneously connecting analog component cable with HDMI cable. And then If Copy Protected Disc is playing back, Is the customer using a analog component output is no picture. Only when the analog output digital cable connection? is 480i, you can see the picture.

  • Page 27: Picture Color

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 3. PICTURE COLOR 3-1. No Color The video displays no color and only shows in black and white. Determine what cables the customer is using to connect the BD What cables is the customer to the TV and if connected properly.
  • Page 28 DIGITAL DISPLAY & MEDIA TRAINING MASTER 3-2. Poor Color The color is poor. Examples would be washed out colors, colors bleeding into one another, or a solid tint to a screen. Determine what cables the customer is using to connect the BD to What cables is the customer the TV and if connected properly.

  • Page 29: Noise/Audio Problems

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 4. NOISE/AUDIO PROBLEMS 4-1. No Audio The customer is not able to get audio. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.
  • Page 30 DIGITAL DISPLAY & MEDIA TRAINING MASTER 4-2. Distorted Audio The audio sounds muffled, scratchy, or the audio skips. Determine what cables the customer is using to connect the BD to the TV and if connected properly. Refer to OM for connections. What cables is the customer Tighten any loose cables.
  • Page 31 DIGITAL DISPLAY & MEDIA TRAINING MASTER 4-3. Humming/Clicking Noise The unit is making a humming noise or a clicking noise. BD’s make a slight hum when playing discs. Does the noise only A clicking noise or a noise interfering with audio may indicate a problem. happen when a disc Try multiple discs.

  • Page 32: Miscellaneous

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 5. MISCELLANEOUS 5-1. No Power The unit will not turn on. Is the unit plugged in? Is the unit plugged in? Does the unit turn on See if the unit will turn on when the power button the unit is pressed. when the power button If the unit turns on, then troubleshoot the remote control using is pressed on the unit?
  • Page 33 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-2. Disc Error The unit displays “disc error” when a disc is inserted into the BD player. Is the disc inserted into Make sure the disc has been inserted into the BD player properly. the BD player properly? The player can not read a disc inserted into the unit upside down.
  • Page 34 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-3. Unit Locks Up Unit does not respond to any commands. If the unit will turn on or off with the button on the unit, Does the unit respond to troubleshoot the remote control. Please refer to the buttons on the unit? Remote Control Not Working call flow.
  • Page 35 Please refer to the OM for instructions on how to program remote to TV. Customer wants to program a remote Does the customer want to other than Zenith or LG, the customer will need to contact program their remote? the manufacturer of the remote control. Codes do not work, remote is not compatible.
  • Page 36 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-6. Will Not Play Disc The unit will not play a disc when a disc is inserted into the player. Is the disc inserted into Make sure the disc has been inserted into the BD player properly. the BD player properly? The player can not read a disc inserted into the unit upside down.
  • Page 37 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-7. Disc Freezes or Skips The audio and video freeze and skip during play back of a BD or DVD disc. Is the disc inserted into Make sure the disc has been inserted into the BD player properly. the BD player properly? The player can not read a disc inserted into the unit upside down.
  • Page 38 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-8. Can Access Menu, but Not Play a Movie The disc menu is displayed but the disc will not play. Go into the system information screen of the BD player. To access this menu, bring up the main menu. Go to TV aspect, Check the system information highlight 16:9, press 1397139 and hit enter.
  • Page 39 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-10. Aspect Ratio The customer has bars on the top and bottom of the screen, the left and right of the screen, or both. A full screen movie played on a wide screen TV will have bars Is the movie on the left and right side of the TV.
  • Page 40 DIGITAL DISPLAY & MEDIA TRAINING MASTER 5-11. My Unit Won’t be up-converted The customer has a problem with getting the unit to change resolutions to 576p, 720p, 1080i, 1080p. Ask the customer to press stop to stop the disc from playing. Is the disc Ask the customer to press the resolution button to change the resolution.

  • Page 41: Blu-Ray Player

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 6. BLU-RAY PLAYER 6-1. Slow Loading Times for BD’s When a customer switches from one disc to another, Why does it take so long the lens have to be changed what causes the delay. to load my BD’s? BLU-RAY require different lasers to read the discs.

  • Page 42: One Point Repair Guide

    ONE POINT REPAIR GUIDE 1. NO POWER PROBLEM No power problem occurs when you power on the unit. 1-1. Fuse & Bridge diode 1-1-1. Solution Replace F901, BD901 on SMPS board. 1-1-2. How to troubleshoot (Countermeasure) 1) Look at the physical of fuse F901. 2) Check the bridge diode BD901.
  • Page 43 ONE POINT REPAIR GUIDE No power problem occurs when you power on the unit. 1-2. VFD, 14 VA, 5.5 VA 1-2-1. Solution Replace D922, D923, D924, D925, D926, D927, IC901. 1-2-2. How to troubleshoot (Countermeasure) Case 1) FLD abnormal: Check D950, D951, ZD951, ZD952, FR950 and replace it. Case 2) 5.5 VA abnormal: Check D952, D953 and replace it.

  • Page 44: Booting When You Turn The Unit On, No Message On Front Panel

    ONE POINT REPAIR GUIDE 2. NO BOOTING WHEN YOU TURN THE UNIT ON, NO MESSAGE ON FRONT PANEL When you turn on your set, it will blank / no message on front panel, and stand-by led no working. 2-1. IC155 (No 3.3 VA) 2-1-1.
  • Page 45 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or Welcome on front panel, and it will not boot-up. 2-2. IC156 System 3.3 V (No System 3.3 V) 2-2-1. Solution Replace IC156 on MAIN board. 2-2-2.
  • Page 46 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or Welcome on front panel, and it will not boot-up. 2-3. IC151 (No 1.2 V & 1.5 V) 2-3-1. Solution Replace IC151 on MAIN board. 2-3-2.
  • Page 47 ONE POINT REPAIR GUIDE When you turn on your set, it will display “WELCOME” on front panel, and it will not boot-up normally. 2-4. X501 2-4-1. Solution Replace X501 on MAIN board. 2-4-2. How to troubleshoot (Countermeasure) 1) Please check the soldering status of 27 MHz crystal (X501). 2) Please check the frequency of 27 MHz crystal (X501).
  • Page 48 ONE POINT REPAIR GUIDE When you turn on your set, it will display “WELCOME” on front panel, and it will not boot-up normally. 2-5. IC503 (NAND FLASH MEMORY) 2-5-1. Solution Replace IC503 on MAIN board. 2-5-2. How to troubleshoot (Countermeasure) 1) Please check physical status of IC503 on your eyes.
  • Page 49 ONE POINT REPAIR GUIDE When you turn on your set, it will display “WELCOME” on front panel, and it will not boot-up normally. 2-6. IC502 (DDR3 MEMORY) 2-6-1. Solution Replace IC502 on MAIN board. 2-6-2. How to troubleshoot (Countermeasure) 1) Please check 0.75 V of DDR3_VREF. (between C5C2 and R5C3) Please check 1.5 V of IC502.
  • Page 50 ONE POINT REPAIR GUIDE When you turn on your set, it will display “WELCOME” on front panel, and it will not boot-up normally. 2-7. IC501 (MPEG IC) 2-7-1. Solution Replace IC501 on MAIN board. 2-7-2. How to troubleshoot (Countermeasure) 1) Please Check 1.2 V of C551 on MAIN board. Please Check 3.3 V of C536 on MAIN board.

  • Page 51: Wired Network Connection Error

    ONE POINT REPAIR GUIDE 3. WIRED NETWORK CONNECTION ERROR When you connect online service (like You-tube or Netflix2.1) through the wired LAN, the “no connection“ message appears. 3-1. JK251 (ETHERNET JACK) 3-1-1. Solution Replace JK251 on MAIN board. 3-1-2. How to troubleshoot (Countermeasure) 1) Check you internet connection.

  • Page 52: Bad Hdmi Video / Audio Output

    ONE POINT REPAIR GUIDE 4. BAD HDMI VIDEO / AUDIO OUTPUT When unit is connected to HDMI TV using HDMI cable, picture shows bad color, no output or mixed color on the screen. But component output is OK. 4-1. JK252 (HDMI JACK) 4-1-1.

  • Page 53: Audio From Speaker

    ONE POINT REPAIR GUIDE 5. NO AUDIO FROM SPEAKER When unit is connected to speaker, no audio from speaker. 5-1. IC601 (PWM IC) 5-1-1. Solution Replace IC601 (PWM IC). 5-1-2. How to troubleshoot (Countermeasure) 1) Check IC601 pin soldering. 2) If there is short soldering on pin IC601, re-soldering pin IC601. 3) If problem still occurs, check AMP IC (IC700, IC701, IC702).

  • Page 54: Usb

    ONE POINT REPAIR GUIDE 6. NO USB When unit is connected to USB, no audio and video from SET. 6-1. IC501 (MT8563) 6-1-1. Solution Change IC501 (MT8563). 6-1-2. How to troubleshoot (Countermeasure) 1) MAIN board : Check CN104 connector and FFC cable. JACK board : Check CN202 connector.

  • Page 55: Bt Connection Error

    ONE POINT REPAIR GUIDE 7. BT CONNECTION ERROR When you connect Wireless connection(like mobile phone, multi-room SPK, etc) through the BT, the “BT ERROR“ message appears. 7-1. BT module 7-1-1. Solution Replace BT module on Main chassis. 7-1-2. How to troubleshoot (Countermeasure) 1) Check your BT device.

  • Page 56: Electrical Troubleshooting Guide

    ELECTRICAL TROUBLESHOOTING GUIDE 1. SYSTEM POWER SUPPLY ON SMPS BOARD No 5.5 VA Replace F901 (same fuse). Is F901 normal? Replace TH901. Is TH901 normal? Is BD901 normal? Replace BD901. Is the VCC Check or replace. (11 V ~ 25 V) supplied to IC901 pin7? Is D952, D953 normal? Replace D952, D953.
  • Page 57 ELECTRICAL TROUBLESHOOTING GUIDE No 14 VA Replace F901 (same fuse). Is F901 normal? Replace TH901. Is TH901 normal? Is BD901 normal? Replace BD901. Is the VCC Check or replace. (11 V ~ 25 V) supplied to IC901 pin7? Is D955, D956 normal? Replace D955, D956.
  • Page 58 ELECTRICAL TROUBLESHOOTING GUIDE No PVDD (36 VA / 26 VA) Check MICOM IC on MAIN board. Is the P-CTRL normal? Is the VCC Is Q902 normal? (11 V ~ 25 V) supplied to IC902 pin4? Check or replace Q902. Replace IC902. Is IC902 normal? Is Q951 normal? Replace Q951.

  • Page 59: Power Supply On Main Board

    ELECTRICAL TROUBLESHOOTING GUIDE 2. POWER SUPPLY ON MAIN BOARD No 3.3 V Is the VCC supplied Check 5.5 VA on SMPS board. to IC156 pin3? Is there signal Check IC101 pin25 (DCDC33_CTRL). at IC156 pin2? Check IC156 and replace. No 3.3 VA Is the VCC supplied Check 5.5 VA on SMPS board.
  • Page 60 ELECTRICAL TROUBLESHOOTING GUIDE No 12 V Is the VCC supplied Check 14 VA on SMPS board. to IC150 pin2? Is the VCC supplied Check IC101 pin57 (LDO_CTRL). to IC150 pin1? Check IC150 and replace. No A9P5V (9.5 V) Is the VCC supplied Check 12V_Loader (IC150) on MAIN board.
  • Page 61 ELECTRICAL TROUBLESHOOTING GUIDE No 5V_LOADER / W_5V Is the VCC supplied Check 5.5 VA on SMPS board. to IC153 pin3? Is there signal Check IC101 pin57 (LDO_CTRL). at IC153 pin1? Check IC153 and replace. MIC_5V / USB_5V / VCC_5V Is the VCC supplied Check 5.5 VA on SMPS board.
  • Page 62 ELECTRICAL TROUBLESHOOTING GUIDE No 1.5 V / 1.2 V Is the VCC supplied Check 5.5 VA on SMPS board. to IC151 pin9 or pin22? Is there signal Check IC101 pin24 (DC15_12_CTRL). at IC151 pin2 or pin3? Check IC151 and replace. No HDMI_5VA Is the VCC supplied Check 5.5 VA on SMPS board.

  • Page 63: System Part

    ELECTRICAL TROUBLESHOOTING GUIDE 3. SYSTEM PART Power on Check IC155 Stand-by LED 5.5 VA, 3.3 VA and 5.5 VA on SMPS board. IC101: 3.3 VA / Check IC101 / IC151 / IC156 IC151: 1.5 V, 1.2 V / and SMPS board. IC156 : 3.3 V OK? X501 Replace X501.
  • Page 64 ELECTRICAL TROUBLESHOOTING GUIDE “LG Logo” IC101: 3.3 VA / Check IC101 / IC151 / IC156 display on monitor IC151: 1.5 V, 1.2 V / and SMPS. IC156 : 3.3 V OK? X501 27.000 MHz Replace X501. IC503 Replace IC503 NF_ALE, NF_CLE (NAND FLASH).

  • Page 65: Hdmi Output

    ELECTRICAL TROUBLESHOOTING GUIDE 4. NO HDMI OUTPUT No HDMI audio / video output Check H_5VA IC152. JK252 H_5VA OK? IC101 Check IC101. HDMI_SCL/SDA, EDID_SW, CEC_RX/TX HDMI_RST OK? JK252 pin19 HPD Check hot plug detect signal from TV. about 3.3 V OK? Check IC501 MT8563 VCC Is there signal on pin1, 3, 4, 6, 7, 9, 10, 12?

  • Page 66: Audio Output

    ELECTRICAL TROUBLESHOOTING GUIDE 5. NO AUDIO OUTPUT No AUDIO output IC601 Check IC156 pin3 supply 5.5 VA and pin2. PWM_3V3 OK? X602 Replace X602. 24.576 MHz OK? IC601 pin19, 20, 21, 22, 23 Check IC501 B10/ D7/ C7/ D8/ C8 pin. I2C data OK? IC700, IC701, IC702 Check SMPS 36 V and IC150 12 V.

  • Page 67: Waveforms

    WAVEFORMS 1. SYSTEM PART - 1 (MPEG CRYSTAL 27 MHz) IC501 MT8563 X-TAL 27 MHz 2-52...

  • Page 68: System Part - 2 (Ddr3 Memory)

    2. SYSTEM PART - 2 (DDR3 MEMORY) IC501 MT8563 BA0 IC501 MT8563 WE# IC501 MT8563 CAS# IC501 MT8563 CK 2-53...

  • Page 69: Audio Part - 1 (Adc I2C)

    3. AUDIO PART - 1 (ADC I2C) IC202 SCL IC202 SDA 2-54...

  • Page 70: Audio Part - 2 (Pwm I2S / I2C)

    4. AUDIO PART - 2 (PWM I2S / I2C) M_LRCK M_BCK M_DATA0 M_BCK & M_DATA0 2-55...

  • Page 71: Hdmi Part

    5. HDMI PART H_SDA H_SCL 2-56...

  • Page 72: Wiring Diagram

    WIRING DIAGRAM : HARNESS : FFC 5P FFC MAIN CABLE 45P FFC 8P FFC (MAIN – MD) CABLE CABLE (MAIN – MD) (MAIN – MD) CN302 CN303 CN301 CN252 CN104 CN150 CN251 CN103 8P B’d to B’d 12P FFC 26P FFC CABLE CABLE (MAIN –...

  • Page 73: Block Diagram

    BLOCK DIAGRAM Analog L/R Tuner M_MCLK CS5346 Analog L/R M_LRCK M_SCLK (3.3/5V) Sampling rate; Data[0]:FL/FR ADC_DATA Analog L/R Slave Data[1]:RL/RR Max. 96 KHz input 48 KHz mp3 fix.(SMSC) Data[2]:C/SW M_MCLK *.syncomm :bypass PCM1808 M_LRCK M_SCLK To AMP 2-MIC MIC_SIG (3.3/5V) MIC_DATA (6.5Pie) Slave...

  • Page 74: Circuit Diagrams

    DIFFER FROM THE ACTUAL CIRCUIT USED. THIS 2. Voltages are DC-measured with a digital voltmeter 1. SMPS CIRCUIT DIAGRAM PERMISSION FROM THE LG CORPORATION. ALL WAY, IMPLEMENTATION OF THE LATEST SAFETY during Play mode. COMPONENTS SHOULD BE REPLACED ONLY WITH...

  • Page 75: Main & Amp - Micom Circuit Diagram

    2. MAIN & AMP - MICOM CIRCUIT DIAGRAM MICOM EAX66489201 Rev1.0(0) MAIN+AMP(#2) 2015.01.22 2-63 2-64...

  • Page 76: Main & Amp - Power Circuit Diagram

    3. MAIN & AMP - POWER CIRCUIT DIAGRAM POWER EAX66489201 Rev1.0(0) MAIN+AMP(#3) 2015.01.22 2-65 2-66...

  • Page 77: Main & Amp - Mpeg Circuit Diagram

    4. MAIN & AMP - MPEG CIRCUIT DIAGRAM : WAVEFORM NUMBER MPEG EAX66489201 Rev1.0(0) MAIN+AMP(#4) 2015.01.22 2-67 2-68...

  • Page 78: Main & Amp - Memory Circuit Diagram

    5. MAIN & AMP - MEMORY CIRCUIT DIAGRAM MEMORY EAX66489201 Rev1.0(0) MAIN+AMP(#5) 2015.01.22 2-69 2-70...

  • Page 79: Main & Amp - F/E Circuit Diagram

    6. MAIN & AMP - F/E CIRCUIT DIAGRAM EAX66489201 Rev1.0(0) MAIN+AMP(#6) 2015.01.22 2-71 2-72...

  • Page 80: Main & Amp - Adc / Mic Circuit Diagram

    7. MAIN & AMP - ADC / MIC CIRCUIT DIAGRAM : WAVEFORM NUMBER ADC/MIC EAX66489201 Rev1.0(0) MAIN+AMP(#7) 2015.01.22 2-73 2-74...

  • Page 81: Main & Amp - I/O Circuit Diagram

    8. MAIN & AMP - I/O CIRCUIT DIAGRAM : WAVEFORM NUMBER EAX66489201 Rev1.0(0) MAIN+AMP(#8) 2015.01.22 2-75 2-76...

  • Page 82: Main & Amp - Pwm Circuit Diagram

    9. MAIN & AMP - PWM CIRCUIT DIAGRAM : WAVEFORM NUMBER EAX66489201 Rev1.0(0) MAIN+AMP(#9) 2015.01.22 2-77 2-78...

  • Page 83: Main & Amp - Amp Circuit Diagram

    10. MAIN & AMP - AMP CIRCUIT DIAGRAM EAX66489201 Rev1.0(0) MAIN+AMP(#10) 2015.01.22 2-79 2-80...
  • Page 84 11. JACK CIRCUIT DIAGRAM (OPTIONAL PART) 11-1. USB / PORTABLE / MIC CIRCUIT DIAGRAM JACK (USB+PORT+MIC) EAX66186801 Rev1.0(0) 2014.12.22 2-81 2-82...

  • Page 85: Jack Circuit Diagram (Optional Part)

    JACK CIRCUIT DIAGRAM (OPTIONAL PART) 11-2. USB / PORTABLE CIRCUIT DIAGRAM JACK (W/O MIC) EAX65038701 Rev1.5(7) 2014.12.22 2-83 2-84...

  • Page 86: Front Circuit Diagram

    12. FRONT CIRCUIT DIAGRAM FRONT EAX66228301 Rev1.0(0) 2014.12.22 2-85 2-86...

  • Page 87: Circuit Voltage Chart

    CIRCUIT VOLTAGE CHART 1. ICs 2. CAPACITORS Pin No. Pin Description Spec (V) Power-On Mode Pin No. Pin Description Spec (V) Power-On Mode Power-On Mode Location Value & Spec Voltage_Spec IC101 (R5F100LH) IC501 (MT8563) 3.403 DVCC33_IO 3.35 CA152 100uF 12.04 3.403 DVCC12_K 1.199...

  • Page 88: Printed Circuit Board Diagrams

    PRINTED CIRCUIT BOARD DIAGRAMS 1. SMPS P. C. BOARD (TOP VIEW) (BOTTOM VIEW) NOTE) Warning Parts that are critical with respect to risk of fire or electrical shock. 2-89 2-90...

  • Page 89: Main & Amp P. C. Board

    2. MAIN & AMP P. C. BOARD (TOP VIEW) (BOTTOM VIEW) 2-91 2-92...

  • Page 90: Jack P. C. Board (Optional Part)

    3. JACK P. C. BOARD (OPTIONAL PART) 3-1. USB / PORTABLE / MIC P. C. BOARD (TOP VIEW) (BOTTOM VIEW) 3-2. USB / PORTABLE P. C. BOARD (TOP VIEW) (BOTTOM VIEW) 2-93 2-94...

  • Page 91: Front P. C. Board

    4. FRONT P. C. BOARD (TOP VIEW) (BOTTOM VIEW) 2-95 2-96...
  • Page 92 SECTION 3 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ............................3-3 1. CABINET AND MAIN FRAME SECTION ....................3-3 2. DECK MECHANISM SECTION ........................ 3-5 3. PACKING ACCESSORY SECTION ......................3-7 4. SPEAKER SECTION ..........................3-8 4-1. FRONT SPEAKER ..........................3-8...

  • Page 94: Exploded Views

    EXPLODED VIEWS 1. CABINET AND MAIN FRAME SECTION NOTES) THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS INTENDED TO ALERT THE SERVICE PERSONNEL TO THE PRESENCE OF IMPORTANT SAFETY INFORMATION IN SERVICE LITERATURE. OPTIONAL PART CABLE3 CABLE2 CABLE1 JACK MAIN CN901 SMPS...

  • Page 95: Deck Mechanism Section

    2. DECK MECHANISM SECTION 1439 1002 A001 1005 1001 1026 1003 1004 1030 1025 1437 1035 1437 1025 1024 1012 1049 1015 1024 1013 1016 1020 1011 1050 A006 1019 1043 1018 1045 A005 1439...

  • Page 96: Packing Accessory Section

    3. PACKING ACCESSORY SECTION 801 Owner’s manual 808 Battery 825 FM antenna 832 DLNA Bundle S/W 900 Remote control 804 Bag 803 Packing 803 Packing 802 Box, Master...

  • Page 97: Speaker Section

    4. SPEAKER SECTION 4-1. FRONT SPEAKER A800...
  • Page 98 SECTION 4 MT8563 F/E LOADER PART CONTENTS LD CHECK GUIDE ............................4-2 1. PURPOSE ..............................4-2 2. LD CHECK PROCEDURE ........................4-2 HOW TO USE THE SA RESET FUNCTION ..................4-3 1. PURPOSE ..............................4-3 2. REQUIRED SA RESET..........................4-3 3.

  • Page 99: Ld Check Guide

    LD CHECK GUIDE 1. PURPOSE If LD (Laser Diode) have problem, disc reading problem can happen. So it is needed to check LD status. 2. LD CHECK PROCEDURE 1) Power on the set (then, mode is in home menu). 4 ) Check result is shown automatically. If you will see “PASS”, BD/DVD/CD LD status is OK.

  • Page 100: How To Use The Sa Reset Function

    HOW TO USE THE SA RESET FUNCTION 1. PURPOSE In order to insert the new SA adjustment values, it needs clearing SA initial values of the flash memory. 2. REQUIRED SA RESET - After changing traverse. - After changing main board assembly. - After changing main board flash IC.
  • Page 101 4) Insert BD-ROM SL disc. (Tray is opened automatically.) 5) If the disc is inserted, you will see “Wait...”. 6 ) If SA Adjustment is fi nished, you will see “PASS” and tray is opened automatically. 7) Press stop key twice to escape this special mode. Reference:...

  • Page 102: Major Ic Internal Block Diagram And Pin Description

    MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION 1. IC501 (MT8563) PIN DESCRIPTION 1-1. Pin Function PIN NO. SYMBOL TYPE DESCRIPTION SERVO AUX1 Analog I/O Auxiliary Input. Alternateive Function : Signal Monitoring AVDD12 Analog Power(1.2V) Power Pin AVDD33_1 Analog Power(3.3V) Power Pin AVDD33_3 Analog Power(3.3V)
  • Page 103 PIN NO. SYMBOL TYPE DESCRIPTION PC RS232 serial receive data. The pin is spike-free at power-on stage. Alternate function : 3.3V LVTTL I/O, 1. High speed serial output port. (CLOCK) 5V-tolerance, 2. Internal monitored signal output FEGIO10 2, 4, 6, 8 mA PDR, 3.
  • Page 104 PIN NO. SYMBOL TYPE DESCRIPTION Analog Input Input of Main Beam Signal (D) Analog Input Input of Sub-Beam Signal (E) Analog Input Input of Sub-Beam Signal (F) Analog Input Input of Sub-Beam Signal (G) Analog Input Input of Sub-Beam Signal (H) Multiplexer Output 1 for Signal Monitoring.

  • Page 105: Ic701 (Tpic2050): 9Ch Motor Drive With 3 Beam Laser Diode Driver

    2. IC701 (TPIC2050) : 9ch motor drive with 3 beam laser diode driver 2-1. Block Diagram P12V P12V 0.1u 0.1u ICOM1 ICOM2 Charge XSLEEP  pump SIOV 0.1 . Current limit ISENSE XSLEEP MCOM SPM Logic BEMF On chip SPM̲ENA  DAC PWM detector thermometer SIOV TEMPMON_ENA pre-...
  • Page 106 2-2. Pin Function Name Description SLED1_P Sled1 positive output terminal SLED1_N Sled1 negative output terminal P12V_3 Power supply terminal for 12V drivers output SLED2_P Sled2 positive output terminal SLED2_N Sled2 negative output terminal PGND_2 GND terminal for 12V drivers C10V MISC The capacitance connection terminal for internal regulator MISC...

  • Page 107: Pick-Up Connector Terminal Pin Assignments

    3. PICK-UP CONNECTOR TERMINAL PIN ASSIGNMENTS PIN NO. PIN NAME FUNCTION BLOCK Outer Focus (+) Outer Focus (-) Tracking (+) Actuator Inner Focus (+) Tracking (-) Inner Focus (-) MOTOR_A- Step Motor A- MOTOR_B- Step Motor B- CLD Motor MOTOR_A+ Step Motor A+ MOTOR_B+ Step Motor B+...

  • Page 108: Block Diagram

    BLOCK DIAGRAM NAND DDR3 2 Gb 512 MB 5.1 CH Audio 2 CH S/PDIF Motor MT8563 Driver HDMI HD+SD Decode Ethernet Monitor 800 MHz Cortex-A7 CVBS 400 MHz Audio DSP x 3 HDMI 1.4 Ethernet 4-11...
  • Page 109 4-12...

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