LG DS125 Service Manual
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Summarization of Contents

1. SAFE REPAIR COMPLIANCE
1-1. Disassembly & Assembly Safety Cautions
Safety measures for high voltage, hot components, and proper reassembly procedures.
1-2. Lamp Handling Precautions
Caution regarding the lamp's high temperature and voltage during operation and replacement.
1-3. Lens Projection Safety
Warning against looking directly through the projection lens to prevent eye damage.
2. PRODUCT SPECIFICATIONS
2-1. Summary Specifications Overview
Overview of display type, resolution, bandwidth, color, and brightness for different projector models.
2-3. WIRE CONNECTION DESCRIPTION
2-3-1 Accessories List
Lists all included accessories such as power cords, cables, remote controls, and manuals.
2-3-2 Accessories Wire Description
Details the wiring and pin assignments for various cables, including S-Video, DVI, and USB.
2-4. REMOTE CONTROL UNIT
IR Function Definitions
Explains the function of each button on the remote control for different projector models.
4. DISASSEMBLY AND ASSEMBLY PROCEDURES
Component Removal Procedures
Step-by-step instructions for removing major projector components like lamp module, covers, main board, and drivers.
5. FIRMWARE FLASH UPGRADE
5-1. Flash Upgrade Flow and Procedure
Comprehensive guide for updating projector firmware using the USB Flash Tool, including system requirements and steps.
APPENDIX A: USB REGISTRY MANAGEMENT
USB Enumeration Registry Cleanup
Instructions on how to clear specific USB registry entries to resolve projector enumeration issues.
5-2. EDID DATA
DX130 EDID Data
Displays the 128-byte analog and 256-byte digital EDID data for the DX130 model.
DX125 EDID Data
Displays the 128-byte analog and 256-byte digital EDID data for the DX125 model.
DS125 EDID Data
Displays the 128-byte analog and 256-byte digital EDID data for the DS125 model.
AB110 EDID Data
Displays the 128-byte analog and 256-byte digital EDID data for the AB110 model.
6. SERVICE NOTES
6-1. Cleaning Procedures
Guidelines for cleaning external and internal parts of the projector, including lenses and DMD.
6-2. REMOTE CONTROL BATTERY REPLACEMENT
Battery Replacement (DS125/AB110)
Steps for replacing the battery in the remote control for DS125 and AB110 models.
Battery Replacement (DX125/DX130)
Steps for replacing the batteries in the remote control for DX125 and DX130 models.
6-6. SPARE PART LIST
DX130 Spare Parts
Comprehensive list of spare parts for the DX130 model, including part numbers and quantities.
DX125 Spare Parts
Comprehensive list of spare parts for the DX125 model, including part numbers and quantities.
DS125 Spare Parts
Comprehensive list of spare parts for the DS125 model, including part numbers and quantities.
AB110 Spare Parts
Comprehensive list of spare parts for the AB110 model, including part numbers and quantities.

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