Sony A-5042-804-B BM5A Main Board

Product Description

A-5042-804-B (A5042804B) Sony BM5A Main Board

• Part Number: A-5042-804-B (A5042804B)
• Board Number(s): 101227031
• Product Type: OLED TV Main Board
• Compatible TV Model(s):

XR-55A80CK, XR-65A80CK, XR-65A80K, XR55A80CK

Substitute Parts: A-5042-804-A

This BM5A main board is the central control unit for your Sony OLED TV, managing all essential functions including picture processing, audio output, input/output connections, and smart TV features. If your TV experiences 3 red blink shutdown, logo lockups, won't turn on, has no picture, no sound, or smart features aren't working, replacing this main board can restore full functionality.

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Key Features

• Genuine Sony replacement main board
• Fixes 3 red blink shutdown and logo lockup issues
• Controls all TV functions and processing
• Restores picture, sound, and smart features
• Direct fit for XR-55A80CK, XR-65A80CK, XR-65A80K, and XR55A80CK models
• Quality tested for reliable performance

Important Notes

• Verify your TV model number before ordering
• Professional installation recommended - requires technical knowledge
• Disconnect power before installation and handle with care to avoid static damage
• Compare your original board number to ensure compatibility
• Contact us if you need assistance confirming the correct part