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Essential safety guidelines and leakage current checks for safe operation.
General guidelines and specific precautions for performing TV service safely.
Procedures for replacing components and repairing circuit boards.
Detailed electrical, optical, and input specifications for the TV.
Diagram showing the physical assembly of the TV components.
High-level diagrams illustrating the TV's internal architecture and signal flow.
Scope, order, and requirements for TV adjustments and configuration.
Steps for checking the main PCB and performing software updates via USB.
Procedures for ADC calibration and verifying basic TV functions.
Adjustments during assembly and managing EDID data for display compatibility.
Process for downloading model name and serial number into the TV.
Diagnosing and resolving no video, color, or display anomaly issues.
Troubleshooting steps for power failures and boot-up issues.
Diagnosing and fixing audio output problems, including noise and distortion.
Resolving remote control, USB, and external device connection problems.
Detailed steps for various input signal (TV, AV, HDMI, etc.) problems.
Steps for diagnosing USB connection and intelligent sensor problems.
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