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LG BD630N Service Manual

Network blu-ray disc player
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Internal Use Only
Website http://biz.lgservice.com
NETWORK BLU-RAY DISC PLAYER
SERVICE MANUAL
MODEL: BD630
CAUTION
BEFORE SERVICING THE UNIT, READ THE "SAFETY PRECAUTIONS"
IN THIS MANUAL.
P/NO : AFN 75111939
JANUARY, 2011

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  • Page 1 Internal Use Only Website http://biz.lgservice.com NETWORK BLU-RAY DISC PLAYER SERVICE MANUAL MODEL: BD630 CAUTION BEFORE SERVICING THE UNIT, READ THE “SAFETY PRECAUTIONS” IN THIS MANUAL. P/NO : AFN 75111939 JANUARY, 2011...
  • Page 2 CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..CABINET & MAIN CHASSIS SECTION 3 ..ELECTRICAL SECTION 4 ..MT8550L F/E LOADER PART SECTION 5 ..REPLACEMENT PARTS LIST...

  • Page 3: Table Of Contents

    SECTION 1 SUMMARY CONTENTS PRODUCT SAFETY SERVICING GUIDELINES FOR NETWORK BLU-RAY DISC PLAYER PRODUCTS ................1-3 SERVICING PRECAUTIONS .......................... 1-4 • GENERAL SERVICING PRECAUTIONS • INSULATION CHECKING PRODEDURE • ELECTROSTATICALLY SENSITIVE (ES) DEVICES FIRMWARE UPDATE GUIDE ......................... 1-5 EMERGENCY TRAY OPEN METHOD ......................1-8 SPECIFICATIONS ............................

  • Page 4: Product Safety Servicing Guidelines For Network Blu-Ray Disc Player 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 NETWORK BLU-RAY DISC Electrostatically Sensitive (ES) Devices PLAYER covered by this service data and its supplements Some semiconductor (solid state) devices can be damaged and addends, read and follow 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: Firmware Update Guide

    FIRMWARE UPDATE GUIDE 1. COPY AN UPDATE FILE TO A MEDIA (USB OR CD-ROM) Update File Name: LG_BD_6100M50.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 7 FIRMWARE UPDATE GUIDE 2. UPDATE FIRMWARE 1) Insert USB or CD-ROM which has an update fi le. 2) OSD responds to the insertion event. 3) OSD is shown as below. < Firmware Update OSD > OSD contents: Front Panel contents: Upgrade...
  • Page 8 FIRMWARE UPDATE GUIDE 3. DURING UPDATING 1) Progressive bar is shown on the update time repeatedly. 2) Tray is opened. Front Panel contents: Shift rolling until finish 4. AFTER UPDATE COMPLETE 1) Power off / on automatically after update complete. 2) Tray will be closed.

  • Page 9: Emergency Tray Open Method

    EMERGENCY TRAY OPEN METHOD If you push in the direction of the arrow like fi gure, the tray can be opened manually. Figure 1. Deck Mechanism BM10...

  • Page 10: Specifications

    SPECIFICATIONS • GENERAL Power requirements: AC 120 V, 60 Hz Power consumption: 13 W Dimensions (W x H x D): 430 x 45 x 190 mm Weight (approx.): 1.6 kg (net weight) Operating temperature: 5 °C ~ 35 °C Operating humidity: 5 % ~ 90 % •...
  • Page 11 MEMO 1-10...
  • Page 12 SECTION 2 CABINET & MAIN CHASSIS CONTENTS EXPLODED VIEWS ............................2-2 1. CABINET AND MAIN FRAME SECTION ....................2-2 2. DECK MECHANISM SECTION, BM10A(LG06) ..................2-3 3. PACKING ACCESSORY SECTION ......................2-4...

  • Page 13: Exploded Views

    EXPLODED VIEWS 1. CABINET AND MAIN FRAME SECTION...

  • Page 14: Deck Mechanism Section, Bm10A(Lg06)

    2. DECK MECHANISM SECTION, BM10A(LG06) 1005 1004 A001 1433 1003 1012 1015 1016 1002 1013 1431 1019 1043 A005 1018 1045 1439 1026 1437 1025 1030 1049 1437 1025 1024 1437 1020...

  • Page 15: Packing Accessory Section

    3. PACKING ACCESSORY SECTION 813 Plug Ass'y 3way 808 Battery(AAA) 900 Remote Control 801 Instruction Ass'y 803 Packing 803 Packing 804 Bag 802 Box...
  • Page 16 SECTION 3 ELECTRICAL CONTENTS DIGITAL DISPLAY & MEDIA TRAINING MASTER ..................3-2 1. DISTORTED PICTURE ........................... 3-2 2. NO PICTURE ............................3-7 3. PICTURE COLOR ..........................3-12 4. NOISE/AUDIO PROBLEMS ........................3-14 5. MISCELLANEOUS ..........................3-17 6. BLU-RAY PLAYER ..........................3-26 7.

  • 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. BDs 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? Make sure the unit is plugged into a surge protector or the wall. Does the unit turn on See if the unit will turn on when the power button the unit is pressed.
  • 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 480i/p, 720i/p, 1080i, or 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? BLURAY require different lasers to read the discs.

  • Page 42: Youtube

    DIGITAL DISPLAY & MEDIA TRAINING MASTER 7. YouTube 7-1. Frequent buffering happens while playing videos. Network Condition Meter indicate current network speed between BD Player and YouTube stream server. To play videos without buffering, Network Condition Meter should have more than 3 Bars. Do you have adequate broadband We recommend a minimum connection speed of 1.5Mbps.

  • Page 43: 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 diodes 1-1-1. Solution Replace F101, D103 ~ D106, R101 on SMPS board. 1-1-2. How to troubleshoot (Countermeasure) 1) Look at the physical of fuse F101. 2) Check the bridge diode D103 ~ D106.
  • Page 44 ONE POINT REPAIR GUIDE No power problem occurs when you power on the unit. 1-2. 12 VA & 5.1 VA abnormal 1-2-1. Solution Replace C123, TZD130 / C124, C129, L111, IC101. 1-2-2. How to troubleshoot (Countermeasure) Case 1) 12 VA abnormal: Check C123 & TZD130 and replace it. Case 2) 5.1 VA abnormal: Check C124, C129, L111 and replace it.

  • Page 45: Clock Doesn't Display

    ONE POINT REPAIR GUIDE 2. CLOCK DOESN’T DISPLAY Timer board doesn’t work. (abnormal display) 2-1. 5.1 VA & 5 V abnormal 2-1-1. Solution Replace D127, L111, IC104 on SMPS board. 2-1-2. How to troubleshoot (Countermeasure) Case 1) 5.1 VA abnormal: Replace D127 or L111 on SMPS board. Case 2) 5 V abnormal: Replace IC104 on SMPS board.

  • Page 46: Booting When You Turn The Unit On, No Message Or "Hello" On Front Panel

    ONE POINT REPAIR GUIDE 3. NO BOOTING WHEN YOU TURN THE UNIT ON, NO MESSAGE OR “HELLO” ON FRONT PANEL When you turn on your set, it will blank / no message or hello front panel, and it will not boot- 3-1.
  • Page 47 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or hello front panel, and it will not boot- 3-2. IC207 (No 3.3 V) 3-2-1. Solution Replace IC207 on main board. 3-2-2. How to troubleshoot (Countermeasure) 1) Please check 3.3 V of L207 on main board.
  • Page 48 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or hello front panel, and it will not boot- 3-3. IC204 (No 1.2 V) 3-3-1. Solution Replace IC204 on main board. 3-3-2. How to troubleshoot (Countermeasure) 1) Please check 1.2 V of C241 on main board.
  • Page 49 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or hello front panel, and it will not boot- 3-4. IC202 (No 1.5 V) 3-4-1. Solution Replace IC202 on main board. 3-4-2. How to troubleshoot (Countermeasure) 1) Please check 1.5 V of C227 on main board.
  • Page 50 ONE POINT REPAIR GUIDE When you turn on your set, it will blank / no message or hello front panel, and it will not boot- 3-5. IC201 (No 1.1V) 3-5-1. Solution Replace IC201 on main board. 3-5-2. How to troubleshoot (Countermeasure) 1) Please check 1.1 V of C272 on main board.
  • Page 51 ONE POINT REPAIR GUIDE When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor- mally. 3-6. X501 3-6-1. Solution Replace X501 on main board. 3-6-2. 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 52 ONE POINT REPAIR GUIDE When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor- mally. 3-7. IC603 (NAND FLASH MEMORY) 3-7-1. Solution Replace IC603 on main board. 3-7-2. How to troubleshoot (Countermeasure) 1) Please check physical status of IC603 on your eyes.
  • Page 53 ONE POINT REPAIR GUIDE When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor- mally. 3-8. IC601 ~ IC602 (DDR3 MEMORY) 3-8-1. Solution Replace IC601 ~ IC602 on main board. 3-8-2. How to troubleshoot (Countermeasure) 1) Please check 0.75 V of DDR2_0_VREF.(between C645 and C646).
  • Page 54 ONE POINT REPAIR GUIDE When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor- mally. 3-9. IC501 (MPEG IC) 3-9-1. Solution Replace IC501 on main board. 3-9-2. How to troubleshoot (Countermeasure) 1) Please check 1.2 V of C564 on main board.
  • Page 55 ONE POINT REPAIR GUIDE When you turn on your set, it will display “HELLO” on front panel, and it will not boot-up nor- mally. 3-10. Main board 3-10-1. Solution Replace main board. 3-10-2. How to troubleshoot (Countermeasure) 1) Please remove IC501 and IC601 ~ IC602, and then check the Impedance between each signal (DATA, ADDRESS, and so on.) 2) If there is some Impedance (a few ohm or infinite ohm) especially power source trace, PCB via might be broken.

  • Page 56: Wired Network Connection Error

    ONE POINT REPAIR GUIDE 4. WIRED NETWORK CONNECTION ERROR When you connect Accu Weahter, YouTube or Picasa through the wired LAN, the “no connection“ message appears. 4-1. JK805 4-1-1. Solution Replace JK805 on main board. 4-1-2. How to troubleshoot (Countermeasure) 1) Check you internet connection.

  • Page 57: Bad Hdmi Video / Audio Output

    ONE POINT REPAIR GUIDE 5. 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. 5-1. JK803 5-1-1.

  • Page 58: Electrical Troubleshooting Guide

    ELECTRICAL TROUBLESHOOTING GUIDE 1. POWER SUPPLY ON SMPS BOARD No 5.3 VA Replace F101 (same fuse). Is F101 normal? Replace R101. Is R101 normal? Is D103 ~ D106 normal? Replace D103 ~ D106. Is the V Is D102 normal? (13 V~27 V) supplied to IC101 pin7? Check or replace D102.
  • Page 59 ELECTRICAL TROUBLESHOOTING GUIDE No 5 V Is the Check 5.3 VA on SMPS. Vcc 5.3 VA supplied to IC104 pin2, 3? Is there Check 3.3 V at IC104 signal IC104 Check voltage on IC501. pin4? pin? Check soldering Replace IC104. connector CN301.

  • Page 60: Power Supply On Main Board

    ELECTRICAL TROUBLESHOOTING GUIDE 2. POWER SUPPLY ON MAIN BOARD No 3.3 V Is the Check 5.3 VA on SMPS board. Vcc supplied to D216 anode? Check C237 or replace D216. Is the D216 output 5.3 VA? Is there Check voltage on IC501. signal at IC207 pin1? Check IC207 and replace.
  • Page 61 ELECTRICAL TROUBLESHOOTING GUIDE No 1.5 V Is the Check 12 VA on SMPS board. Vcc 12 VA supplied to IC202 pin2? Is there 3.3 V at Check PWR_CTL signal from IC501. IC202 pin6? Check IC202 and replace. No 1.1 V Is the Check 12 VA on SMPS board.

  • Page 62: System Part

    ELECTRICAL TROUBLESHOOTING GUIDE 3. SYSTEM PART Power on IC501, “HELLO” Check IC201,IC202,IC204, IC601,IC602 Vcc display on LED IC207 and SMPS. 1.2VA,3.3VA,1.5V, 1.1V OK? X501 Replace X501. 27.000 MHz OK ? Replace Board Main IC501 MT8550L BAG Check SMPS. VCLK, Check IC501 & CN301. VDATA, VSTB IC301 Replace IC301...
  • Page 63 ELECTRICAL TROUBLESHOOTING GUIDE IC501, “LG Logo” Check IC204,IC207,IC201, Vcc 1.2V,3.3V,1,1V display on monitor IC202 and SMPS. 1.5V OK? IC601, Check IC202 IC602 Vcc and SMPS. 1.5V OK? X501 Replace X501. 27.000 MHz Signal Replace IC603 NF_ALE, NF_CLE (NAND flash). Replace IC501 MT8550L BAG or IC601, IC602.

  • Page 64: Cvbs Video Output

    ELECTRICAL TROUBLESHOOTING GUIDE 4. NO CVBS VIDEO OUTPUT No CVBS video on display Check Is there IC501 MT8550L BAG Vcc or CVBS signal on L801? replace IC501 MT8550L BAG. Is there CVBS Signal out of Replace L801. L801? Is there Check IC207.

  • Page 65: Component (Ypbpr / Rgb)

    ELECTRICAL TROUBLESHOOTING GUIDE 5. NO COMPONENT (YPbPr / RGB) No Component video on display Check IC501 MT8550L BAG Is there YPbPr Vcc or replace IC501 MT8550L signal on L802, L803, L803? BAG. Is there YPbPr signal out of L802, Replace L802, L803, L803. L803, L803? Is there D801, D802, D803...

  • Page 66: Coaxial Audio Output

    ELECTRICAL TROUBLESHOOTING GUIDE 6. NO COAXIAL AUDIO OUTPUT No coaxial audio output Is there Check IC600 RTD1183 Vcc or replace IC600 RTD1183. signal on C823? Is there Replace R828. signal R828? Is there Check C824,C825,R830 signal on R829? or replace. Check JK801 and coaxial cable connection.

  • Page 67: Analog Audio L/R Output

    ELECTRICAL TROUBLESHOOTING GUIDE 7. NO ANALOG AUDIO L/R OUTPUT No analog L/R audio output Check Is there IC501 MT8550L BAG Vcc or signal audio L/R on IC801 pin2, 6? replace IC501 MT8550L BAG. Is there Check Vcc 5 V IC801 pin3, 5 signal audio L/R on IC801 on SMPS board.

  • Page 68: Hdmi Output

    ELECTRICAL TROUBLESHOOTING GUIDE 8. NO HDMI OUTPUT No HMDI audio / video output JK803 pin18 Check L806 and Vcc 5.3 VA from SMPS. Vcc 5.3 VA OK? Check hot plug detect JK803 pin19 HPD signal from TV. about 3.3 V OK? Check Is there signal IC501 MT8550L BAG Vcc or...

  • Page 69: Waveforms

    WAVEFORMS 1. SYSTEM PART - 1 IC501 IC501 MT8550LBAG X-TAL 27 MHz 3-54...

  • Page 70: System Part - 2 (System Memory)

    2. SYSTEM PART - 2 (SYSTEM MEMORY) IC501 MT8550LBAG BA0 IC501 MT8550LBAG WE# IC501 MT8550LBAG CAS# IC501 MT8550LBAG CK 3-55...

  • Page 71: Video Part (100% Full Color Bar)

    3. VIDEO PART (100% FULL COLOR BAR) CVBS COMP_Y COMP_Pb COMP_Pr 3-56...

  • Page 72: Audio Part (S/Pdif)

    4. AUDIO PART (S/PDIF) MT8550_AUDIO_S/PDIF 3-57...

  • Page 73: Hdmi Part

    5. HDMI PART H_SDA H_SCL HDMI_CLK_N HDMI_0_N 3-58...
  • Page 74 MEMO 3-59...

  • Page 75: Wiring Diagram

    WIRING DIAGRAM X pin : FPC X pin : FFC X pin : Board to Board Composite HDMI Coaxial Audio Out Ethernet 4 Pin 45 Pin 4 Pin 5 Pin 16 pin CLOCK 3-60...
  • Page 76 3-61...

  • Page 77: Block Diagrams

    BLOCK DIAGRAMS 1. SYSTEM BLOCK DIAGRAM 3-62...
  • Page 78 2. SMPS BOARD BLOCK DIAGRAM TRANS Fuse 3-63...
  • Page 79 3. MAIN BOARD POWER SIGNAL DIAGRAM 3-64...
  • Page 80 4. MAIN BOARD SYSTEM BLOCK DIAGRAM 3-65...

  • Page 81: Input / Output Block Diagram

    5. MAIN BOARD INPUT / OUTPUT BLOCK DIAGRAM 3-66...

  • Page 82: Timer Block Diagram

    6. TIMER BOARD BLOCK DIAGRAM 3-67...
  • Page 83 MEMO 3-68...

  • Page 84: Circuit Diagrams

    DESIGN BE MODIFIED OR ALTERED WITHOUT DIFFER FROM THE ACTUAL CIRCUIT USED. THIS 2. Voltages are DC-measured with a digital voltmeter PERMISSION FROM THE LG CORPORATION. ALL WAY, IMPLEMENTATION OF THE LATEST SAFETY during Play mode. COMPONENTS SHOULD BE REPLACED ONLY WITH...

  • Page 85: Main-Power Circuit Diagram

    2. MAIN-POWER CIRCUIT DIAGRAM 3-71 3-72...

  • Page 86: Main-Mpeg Circuit Diagram

    3. MAIN-MPEG CIRCUIT DIAGRAM 3-73 3-74...

  • Page 87: Main-Ddr & Memory Circuit Diagram

    4. MAIN-DDR & MEMORY CIRCUIT DIAGRAM 3-75 3-76...

  • Page 88: Main-Servo Circuit Diagram

    5. MAIN-SERVO CIRCUIT DIAGRAM 3-77 3-78...

  • Page 89: Main-A/V Output Circuit Diagram

    6. MAIN-A/V OUTPUT CIRCUIT DIAGRAM 3-79 3-80...

  • Page 90: Circuit Voltage Chart

    MEMO CIRCUIT VOLTAGE CHART 1. ICs 2. TRs Pin No. Desc. Voltage Pin No. Desc. Voltage IC201 AOZ1073 Q271 11.29 Emiter 11.31 Vout 1.034 Base 0.017 IC202 AOZ1072 Collector 11.275 11.312 Q272 Vout 1.428 Emiter IC203 LM1108SF-3.3 Base 3.186 Vout 3.312 Collector 0.017...

  • Page 91: Printed Circuit Board Diagrams

    PRINTED CIRCUIT BOARD DIAGRAMS 1. MAIN P.C. BOARD (TOP VIEW) (BOTTOM VIEW) 3-83 3-84...

  • Page 92: Smps P.c.board

    2. SMPS P.C. BOARD (TOP VIEW) (BOTTOM VIEW) NOTE) Warning Parts that are critical with respect to risk of fire or electrical shock. 3-85 3-86...

  • Page 93: Led P.c. Board

    3. LED P.C. BOARD (TOP VIEW) (BOTTOM VIEW) 3-87 3-88...
  • Page 94 SECTION 4 MT8550L F/E LOADER PART CONTENTS ONE POINT REPAIR INSTRUCTION ....................4-2 1. “ALL BD DISC” READING ERROR ......................4-2 2. “ALL DVD DISC” READING ERROR......................4-3 3. “ALL CD DISC” READING ERROR ......................4-4 HOW TO USE THE SA RESET FUNCTION ..................

  • Page 95: One Point Repair Instruction

    ONE POINT REPAIR INSTRUCTION 1. "ALL BD DISC" READING ERROR - All the Blu-ray disc is not operated, but DVD and CD are operated normally. - If the LDO for APC of BD laser diode is abnormal, BD doesn't work. - If the LD current control is abnormal, BD doesn't work.

  • Page 96: All Dvd Disc" Reading Error

    ONE POINT REPAIR INSTRUCTION 2. "ALL DVD DISC" READING ERROR - All the DVD disc is not operated, but BD and CD are operated normally. - If the LD current control is abnormal, DVD doesn't work. 2-1. Component 1) MD (Traverse Assembly) 2) Q701, Q704 2-2.

  • Page 97: All Cd Disc" Reading Error

    ONE POINT REPAIR INSTRUCTION 3. "ALL CD DISC" READING ERROR - All the CD disc is not operated, but BD and DVD are operated normally. - If the LD current control is abnormal, CD doesn't work. 3-1. Component 1) MD (Traverse Assembly) 2) Q703, Q705 3-2.

  • Page 98: 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 need 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 99 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, tray is opened auto- matically. 7) Press stop key twice to escape this special mode. Reference:...

  • Page 100: Major Ic Internal Block Diagram And Pin Description

    MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION 1. IC501 (MT8550L) 1-1. Pin Function Symbol Type Description AGND33_1 Analog Ground Analog Ground AGND33_2 Analog Ground Analog Ground AGND33_3 Analog Ground Analog Ground AGND12_1 Analog Ground Analog Ground AGND12_2 Analog Ground Analog Ground Auxiliary Input AUX1...
  • Page 101 Symbol Type Description Analog FEFMO2 Feed motor 2 control. PWM output. Output Feed motor 3 control. PWM output. FEFMO3 Analog I/O Alternative Function : Auxiliary servo input. Feed motor 4 control. PWM output. FEFMO4 Analog I/O Alternative Function : Auxiliary servo input. Input of Focusing Signal (Negative) FOIN Analog Input...
  • Page 102 Symbol Type Description High speed serial output port.(CLOCK) The pin is spike-free at 3.3V LVTTL power-on stage. I/O, Alternate function : 5V-tolerance, 1. PC RS232 serial receive data. FEGIO12 4, 8, 12, 16mA 2. Internal monitored signal output PDR, 3. SATA stagger spin up input control 75K pull-up 4.
  • Page 103 Symbol Type Description General IO. The pin is spike-free at power-on stage. 3.3V LVTTL Alternate function : I/O, 1. SIDM 5V-tolerance, 2. Input ASP_BUSY. FEGIO8 4, 8, 12, 16mA 3. Input 25M oscillator clock PDR, 4. 12C SCL 75K pull-down 5.
  • Page 104 Symbol Type Description 3.3V LVTTL I/O, Play/pause key input, active low. FEPLAY_ 5V-tolerance, The pin is spike-free at power-on stage. 12mA, Alternate function : General IO. 75K pull-up RFIN Analog Input Differential Input of AC Coupling RF SUM Signal (Negative) RFIN2 Analog Input Differential Input of AC Coupling RF SUM Signal (Negative)

  • Page 105: Ic704 (R2A30209Sp-W02Z) : Spindle Motor And 6Ch Actuator Driver

    2. IC704 (R2A30209SP-W02Z) : SPINDLE MOTOR AND 6CH ACTUATOR DRIVER 2-1. Block Diagram 4-12...
  • Page 106 2-2. Pin Function PIN NO SYMBOL FUNCTION SPIN Spindle control voltage input SL1IN Slide control voltage input 1 SL2IN Slide control voltage input 2 SPLIM Input terminal for spindle current limit Motor Power Supply 2(for Slide) SL2+ Slide non-inverted output 2 SL2- Slide inverted output 2 SL1+...

  • Page 107: Pick-Up Connector Terminal Pin Assignments (Lpc-A11V)

    3. PICK-UP CONNECTOR TERMINAL PIN ASSIGNMENTS (LPC-A11V) LPC-A11V Description Detail Function FCS2+ FOCUSING2+ FCS2- FOCUSING2- TRK+ TRACKING+ FCS1+ FOCUSING1+ TRK- TRACKING- FCS1- FOCUSING1- Stepping Motor A- Terminal Stepping Motor B- Terminal SHIFTER Stepping Motor A+ Terminal Stepping Motor B+ Terminal PGND GND for PDIC PDIC BD Output Switch Port...

  • Page 108: Block Diagram

    BLOCK DIAGRAM NAND DDR2 384MB 7.1 CH Audio Audio 2 CH Audio MT8550 S/PDIF Motor Driver HD+SD decode HDMI 1.3 800 MHz ARM11 400 MHz Audio DSP x 3 Ethernet Component Monitor HDMI 1.3 CVBS Ethernet USB 2.0 PORT 4-15...
  • Page 109 MEMO 4-16...

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