LG Smart TV Power Supply Assembly

1. Product Title

LG Television Power Supply Board EAY64548901 - Genuine OEM Replacement

2. Short Description

Restore full operational power to your display with the official LG Television Power Supply Board (Part No: EAY64548901). Manufactured to strict OEM standards, this original circuit board delivers stable voltage regulation to resolve power startup failures, unresponsiveness, and LED backlight issues in compatible LG TVs.

3. Full Product Description

Product Overview

Bring your television back to life with the authentic LG Television Power Supply Board (Part No: EAY64548901). As the primary power conversion unit inside your TV, this genuine circuit board converts household AC current into stable DC voltages required by the mainboard, T-Con board, and LED backlighting modules.

Whether your television suffers from blown capacitors, power surge damage, or standby light unresponsiveness, this direct replacement power board provides reliable factory performance and voltage management.

Key Features

• 100% Genuine LG Component: Designed directly to OEM factory specifications for seamless fitment and stable current conversion.

• Stable Voltage Output: Delivers regulated DC voltage to internal TV mainboards, backlights, and panel components.

• Integrated Safety Protection: Built-in surge fuses and overload protection circuits prevent electrical damage to other internal boards.

• Direct Plug-and-Play Fit: Matches factory mounting hole locations and wiring harness connector configurations.

Benefits

• Fixes Complete Power Loss: Resolves common TV issues like no power, blinking standby light, or delayed turn-on.

• Protects Sensitive Internal Electronics: Clean power delivery prevents voltage spikes from damaging expensive main processing chips.

• Cost-Effective Board Repair: Eliminates the need to replace the entire television when experiencing power circuit failures.

Applications

• Replacing faulty or blown power supply units (PSU) in compatible LG LED/OLED TVs.

• Fixing power surge damage or burnt capacitor issues on internal TV circuit boards.

What's Included

• 1 x Genuine LG Television Power Supply Board (Part No: EAY64548901)

Usage Instructions

1. Ensure the television is completely disconnected from the main power outlet.

2. Remove the rear TV panel screws and carefully set the back cover aside.

3. Disconnect all wiring harnesses attached to the faulty power supply board.

4. Unscrew the mounting screws holding the old power board to the TV chassis.

5. Install the new EAY64548901 board, secure mounting screws, reconnect harness cables, and reassemble the back cover.

Safety Instructions

• DANGER: High-voltage capacitors can hold a dangerous electrical charge even when unplugged. Handle only around insulated board edges.

• Professional installation by a qualified electronics technician is strongly recommended.

Care Instructions

• Keep replacement circuit board sealed in anti-static packaging until installation.

• Avoid contacting exposed board components with bare hands to prevent ESD (Electrostatic Discharge) damage.

4. Key Features

• Official OEM replacement power supply unit for LG televisions.

• Converts AC line power into stable multi-rail DC outputs.

• High-grade transformers, inductors, and filter capacitors for clean current conversion.

• Pre-set connector ports for mainboard, backlight inverter, and AC power entry.

• Built-in surge protection fuses safeguard TV electronics.

• Direct OEM replacement for part number EAY64548901.

• Designed to solve no-power, dead-TV, and red-light blinking symptoms.

5. Technical Specifications