SONY A-5027-461-A BM5S21 Main Board

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A-5027-461-A (A5027461A) Sony BM5S21 Main Board

• Part Number: A-5027-461-A (A5027461A)
• Board Number(s): A5027459A, 1-010-522-31, 542C
• Product Type: LED TV Main Board
• Compatible TV Model(s): XR-55A80CJ, XR-65A80CJ

Product Description

This genuine Sony main board (A-5027-461-A) is the central control hub for your OLED television, managing all critical functions including video processing, audio output, input selection, and smart TV features. If you're experiencing issues such as no power, no picture, no sound, input problems, or smart features not working, this main board replacement can restore your TV's full functionality.

Key Features

• Genuine Sony OEM replacement part for OLED 55-65" models
• Direct fit for XR-55A80CJ and XR-65A80CJ television models
• Controls all major TV functions and processing
• Resolves power, picture, sound, and connectivity issues
• Quality-tested for reliable long-term performance

Important Notes

• Professional installation strongly recommended - requires advanced technical knowledge
• Ensure proper ESD (electrostatic discharge) precautions during installation
• Verify part number and board number compatibility before ordering
• May require software/firmware update to complete board installation
• Disconnect power and allow TV to fully discharge before beginning repair