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General| Resolution | 3840 x 2160 (4K UHD) |
|---|---|
| Smart TV | Yes |
| Operating System | Android TV |
| HDMI Ports | 4 |
| HDR | HDR10, HLG |
| Wi-Fi | Yes |
| Bluetooth | Yes |
| Refresh Rate | 60 Hz |
| Audio Output | 10W + 10W |
Terms and conditions for using service information.
Lists applicable regions and model numbers covered by the manual.
Covers general warnings, panel handling, and screen protection measures.
Procedures for handling circuit boards, focusing on stress and ESD prevention.
Detailed steps for handling boards to avoid stress-related damage.
Essential steps for preventing electrostatic discharge damage to components.
Warnings for batteries and essential post-repair safety checks.
Method for testing and ensuring safety against electric shock.
Information on finding earth ground and using lead-free solder.
Explains LED blinking patterns indicating specific error causes.
Step-by-step guide to access and use the service menu.
Details on managing error timestamps and clearing operation time data.
Information on retry attempt limits after power key operations.
Steps before troubleshooting and methodology using the triage chart.
Diagnostic process for no power issues on the G-Board.
Procedures for checking specific voltage levels on the LD2 board.
Diagram illustrating the control signal flow for power-on sequences.
Diagnostic steps for u-com and power-related issues on the BSL board.
Procedures for checking DDCON and LDO functionalities.
Steps to diagnose issues related to the Muffin3 component.
Interpretation of LED blink codes for main power, DC alert, audio, panel ID, backlight, and temperature errors.
Basic checks for AV receiver, speaker settings, and audio output issues.
Steps for checking display status and understanding video signal flow.
Diagnosing issues with physical buttons, including harness, module, and resistor checks.
Steps for diagnosing IR remote issues, including harness, fuse, and resistor checks.
Diagnosing light sensor issues through settings, harness, fuse, and resistor checks.
Verifying network connection results and performing B board diagnostics.
Steps for diagnosing internal wireless network connection problems.
Diagnosing issues with Bluetooth, voice remote, and audio devices.
Instructions for entering service mode and navigating its core functions.
Steps for entering and confirming the serial number, including save/discard logic.
Procedure for selecting and setting the correct model number in service mode.
Steps for adjusting White Balance settings within the Panel/PQ service menu.
Steps for transferring WB, Mura, and CUC data, typically after board replacement.
Steps for checking the performance and status of the TV's Hard Disk Drive.
Procedure for re-registering the TV's HDD, typically after replacement.
High-level block diagram showing major components and their interconnections.
Specific connector diagram for 55-inch models.
Specific connector diagram for 65-inch models.
Specific connector diagram for 75-inch models.
Specific connector diagram for 85-inch models.
