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General| Screen Size | 55 inches |
|---|---|
| Series | Q900R |
| Display Technology | QLED |
| Backlight | Direct Full Array |
| Processor | Quantum Processor 8K |
| Operating System | Tizen |
| HDMI Ports | 4 |
| USB Ports | 3 |
| Smart TV | Yes |
| Audio Output | 60W |
| Refresh Rate | 120Hz |
| Voice Assistants | Bixby, Alexa, Google Assistant |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Resolution | 7680 x 4320 (8K) |
| HDR | HDR10+ |
Step-by-step guide for safely disassembling the TV unit, covering component removal and screw management.
Procedures for dismantling the One Connect box, including cover removal and accessing internal components.
Interpreting LED flash codes to diagnose TV defects and pinpoint faulty hardware blocks.
Testing TV functions via buttons and IR, checking LED status, key inputs, and voltage levels.
Troubleshooting power issues, including standby tests, power-on sequences, and backlight tests.
Diagnosing video problems across One Connect, main board, T-CON, and panel components.
Resolving audio issues like no sound, distortion, and problems with HDMI, ARC, or Bluetooth audio.
Troubleshooting TV network connectivity, including wired/wireless issues and router connection failures.
Diagnosing and fixing Smart Hub connection problems, covering network, DNS, ISP, and server-related errors.
Testing and troubleshooting Bluetooth and WiFi modules, including pinout and voltage checks for operation.
Guide for replacing the main board, emphasizing the critical step of inputting correct factory values for model compatibility.
Instructions for accessing and navigating the TV's factory mode using service remotes and IR remotes.
Details on adjusting key factory options such as Type, Local Set, SW Model, and BOM Model for proper function.
Technical specifications for RS-232C serial control, including port configuration and pinout for communication.
A comprehensive table of AV control commands for various TV functions and settings via serial interface.
Procedures for updating TV software via USB or internet, and enabling automatic software updates for optimal performance.
Visual diagrams illustrating internal wiring schematics for different TV models and main components.
Pin maps and connector details for Main Board, LD/SMPS boards, and One Connect board interfaces.
A catalog of internal cables, specifying part numbers, lengths, and connector types for replacement.
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