EAY65689433 LG OLED Power Supply Board for OLED65B4PUA / OLED65B3AUA / OLED65C1PUB

The EAY65689433 genuine OEM LG OLED TV power supply board, PCB EAX68999702(1.1), is listed for 65-inch OLED65B4PUA, OLED65B3AUA, and OLED65C1PUB televisions. Listed version codes are DUSQLJR | BUSWLJR | BUSYLJR. A faulty power supply may cause no power, unexpected shutdowns, a black screen, or a blinking standby light. Verify your original board identifiers, full model suffix, and version before ordering.

Specifications & Board Identifiers

• Part Number: EAY65689433
• PBA / Board Numbers: EAX68999702(1.1)
• Compatible Models: OLED65B4PUA | OLED65B3AUA | OLED65C1PUB
• Listed Version Codes: DUSQLJR | BUSWLJR | BUSYLJR
• Version / Sticker Warning: The supplied data does not map individual version codes to individual models. Verify your TV label and original board sticker; do not assume every listed version fits every listed model.
• Listed Substitutes: EAY65689423 | EBR33783501 | EAY65689411
• Product Type: OLED TV Power Supply Board

Common TV Symptoms Fixed

These symptoms can occur with a faulty power supply. Diagnose the fault before replacing the board:

• No Power / Dead Set: TV does not respond to the remote or power button.
• Unexpected Shutdown: TV turns on and then shuts down unexpectedly.
• Black Screen: No picture when the power supply fails to deliver the required power.
• Blinking Standby Light: A blinking standby indicator may accompany a power-related fault.

Fitment & Ordering Guidelines

• Match the white-sticker part number EAY65689433 and PCB number EAX68999702(1.1) to the original board.
• Verify the complete TV model suffix and version code. Screen size alone does not establish compatibility.
• Confirm each listed substitute is suitable for your specific model, version, and board configuration before ordering.
• Disconnect the TV from power before installation. Power supply boards can retain dangerous voltage; use qualified service if unfamiliar with safe handling and observe proper ESD/static precautions.

OLED65B4PUA compatible parts

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