ST4251D01-3-C-3 TCON Board for LED TV Panel
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Description
ST4251D01-3-C-3 TCON Board for LED TV Panel
The ST4251D01-3-C-3 is a timing controller (T-Con) board engineered for 42.51-inch LCD/LED panels (commercially sold by manufacturers as 43-inch TVs). It regulates data signals and specific pixel voltages from the motherboard to ensure structured display output.
Compatibility & Supported Models
This T-Con board is paired with China Star Optoelectronics Technology (CSOT) display panels. It is widely used across prominent electronics brands, including:
- Xiaomi / Mi: Commonly found in models like the Mi L43M4-AI, L43M5-5S, and L43M5-4AIN.
- TCL: Used in models like the TCL 43P8B, 43S525, and 43V2.
- Other Brands: Found inside variant versions of the Toshiba 43LF711U20, Westinghouse WR43UX4019, and Nokia 43UHDADNDT8P.
Common Failure Symptoms
When this specific T-Con board or its connected panel circuitry experiences a malfunction, you will notice the following faults:
- No Picture Fault: The TV switches on, the backlight is glowing, and audio plays perfectly, but the screen stays entirely blank.
- Screen Distortion: Vertical or horizontal color lines appear scattered across the display panel.
- Half-Screen Faults: The image works cleanly on one side, while the left or right half is black or heavily scrambled.
- Gate Line Shorting: A common failure point in these CSOT panels is a short circuit in the internal gate lines (CKV/CK lines). This can cause the T-Con board’s voltage regulator to cut off vital boost supplies like VGH and VGL.
Technical Specifications
- Part Number: ST4251D01-3-C-3 (Alternative factory designation: 34.29110.08T).
- Panel Application: Designed exclusively for 16:9 landscape 43″ UHD cells.
- Associated Spares: Connects to the panel using E356677 FFC ribbon cables and pairs with ST4251D01-3-XL scaler PCBs.
ST4251D01-3-C-3 TCON Board for LED TV Panel
Original price was: ₹3,500.00.₹2,500.00Current price is: ₹2,500.00.
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