LCD Connector Galaxy A12 A22 A32 A52 78 Pin

LCD Connector for Galaxy A12, A22, A32 and A52: 78-Pin Stable Connection

The LCD connector with 78 pins ensures the direct connection between the display circuit and the main board of the device. This FPC display plug is suitable for replacing a damaged connector or one with broken pins on the motherboard or on the flex cable of the screen.

Technical Specifications

• Part type: LCD FPC connector
• Compatibility: Galaxy A12 (SM-A125F, SM-A127F); Galaxy A22 (SM-A225F, SM-A226B); Galaxy A32 (SM-A325F, SM-A326B); Galaxy A52 (SM-A525F, SM-A526B)
• Part reference: 3710-004501
• Number of pins: 78 Pin
• Compatible technology: LCD
• Quality: Premium
• Frame: No — screen without frame, to be glued to the chassis

When to Replace

• Bent, burned or broken internal pins after incorrect disassembly.
• Screen without image or with vertical lines after a drop — confirm diagnosis.
• Intermittent display or touch faults due to poor contact in the plug.
• Visible corrosion on contacts after moisture contact — confirm diagnosis.

Notes for the Technician

• Test before applying: connect the screen to the device without gluing it and confirm image, touch across the entire area and brightness, keeping the protective films. Thus, if there is any problem, the return or warranty is handled simply and quickly.
• Difficulty: Advanced, requires micro-soldering equipment and hot air with a precision nozzle.
• Disassemble the main board and isolate surrounding components with thermal tape before applying heat.
• Use suitable solder flux and microscope to ensure the exact alignment of all 78 pins.
• This screen is frame free: completely clean the residue of old glue on the chassis before seating the assembly, using new adhesive (sold separately) and maintaining uniform pressure during curing.

What Distinguishes This Version

This is a Premium level part, representing the highest range of the aftermarket market for micro-soldering components. It is the suitable choice for professional technicians looking for mechanical reliability and precise conductivity in board-level repairs.

Frequently Asked Questions

Does this 78-pin connector fit all indicated Galaxy models?
Yes, the reference 3710-004501 with 78-pin termination is shared by the motherboards and screen connections of Galaxy A12, Galaxy A22, Galaxy A32 and Galaxy A52.

Is soldering required to install this part?
Yes, installation requires SMD micro-soldering to fix the 78 pins to the respective printed circuit board.