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Item #:
140889355
TV Power Board Motherboard,Compatible For TCL,ST6451D01-1-C-4 T-Con Board 65S405 65S403 65S421 65S425 (34.29110.073) Logic Board CSQ12-A1H
Item #:
140889355
TTD 140
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*All items will import from US
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Imported from USA store
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This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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Replacing the logic board can effectively solve issues like blurred screens and improve image quality for a better visual experience.
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Product Details
| Compatible Devices | TCL 65S405, 65S403, 65S421, 65S425 |
| Main Power Connector Type | 24-Pin |
| Graphics Card Interface | Integrated |
| Total Number of HDMI Ports | 1 |
| Brand | KMRLDGUQ |
| Model Name | shushu1688 |
| Model Number | shushu1688 |
| Manufacturer | shushu1688 |
| Mfr Part Number | shushu1688 |
| Item Weight | 50 Grams |
| Total HDMI Ports | 1 |
| Number of Items | 1 |
| Number of Packs | 1 |
Product Description
TV Power Board Motherboard,Compatible For TCL,ST6451D01-1-C-4 T-Con Board 65S405 65S403 65S421 65S425 (34.29110.073) Logic Board CSQ12-A1H
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Customer Questions & Answers
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Question:
Is this motherboard compatible with my TV model?
Answer: Please double-check that your TV model matches our listed models: 65S405, 65S403, 65S421, or 65S425. -
Question:
What issues can replacing the motherboard resolve?
Answer: It can fix problems like no response, abnormal images, sound issues, and improve overall display quality. -
Question:
How easy is the installation process?
Answer: The motherboard is designed for simplicity, making installation a breeze.
KMRLDGUQ Television Replacement Parts shushu1688 Editorial Review
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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TTD 140
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Compatible with multiple models including 65S405, 65S403, 65S421, 65S425.
- Solves display issues like blurred screens and flickering images.
- Enhances image clarity, contrast, and color accuracy.
- User-friendly design for easy installation.
- Cost-effective solution to restore your TV's functionality.
- Expert support available for finding the right accessories.
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