LG MBD-K203Q - Page 2

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Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
[CONTENTS]
❍ SECTION 1. GENERAL
• SERVICING PRECAUTIONS ................................................................................................ 1-2
• ESD PRECAUTIONS ............................................................................................................ 1-4
• SERVICE INFORMATION FOR EEPROM ............................................................................ 1-5
• PROGRM DOWNLOAD GUIDE ............................................................................................ 1-7
• SPECIFICATIONS .............................................................................................................. 1-11
❍ SECTION 2. EXPLODED VIEWS
• CABINET AND MAIN FRAME SECTION.............................................................................. 2-1
•
DECK MECHANISM EXPLODED VIEW ................................................................................ 2-3
•
SPEAKER EXPLODED VIEW .............................................................................................. 2-5
• PACKING ACCESSORY
VIEW.............................................................................................. 2-6
❍ SECTION 3. ELECTRICAL PART
• TROUBLESHOOTING GUIDE
AUDIO PART TROUBLESHOOTING GUIDE ........................................................................ 3-1
DVD PART TROUBLESHOOTING GUIDE .......................................................................... 3-11
• WAVEFORMS OF MAJOR CHECK POINT ........................................................................ 3-19
• WIRING DIAGRAM .............................................................................................................. 3-25
• BLOCK DIAGRAM .............................................................................................................. 3-26
• CIRCUIT DIAGRAMS .......................................................................................................... 3-27
• INTERNAL BLOCK DIAGRAM OF IC ................................................................................ 3-47
• CIRCUIT VOLTAGE CHART ................................................................................................ 3-63
• PRINTED CIRCUIT DIARGAMS ........................................................................................ 3-67
❍ SECTION 4. REPLACEMENT PARTS LIST ................................................................ 4-1