Main flex by Honor 400 Honor 400 Pro premium quality

Main interconnect flex cable for Honor 400 / Honor 400 Pro

Replacement part designed to restore the internal connectivity between device modules in the Honor 400 and Honor 400 Pro, when the original flexible circuit is damaged or causes communication issues between the motherboard and other internal components.

The central flex cable is a key component inside the smartphone architecture, acting as the connection link between different modules and allowing electrical signals to be transmitted between internal boards and components. When this flex becomes damaged due to handling, wear or moisture, multiple device functions may stop working correctly.

Manufactured in premium quality, this flexible circuit maintains the exact dimensions and connector layout of the original component, ensuring precise integration within the device chassis. Its design allows proper alignment with the motherboard and lower module FPC connectors.

This replacement part is intended for technicians and repair services who need to replace the internal interconnection flex cable to restore proper communication between device components after a failure or repair.

Installation tips

1. Turn off the device and disconnect the battery before starting the repair.

2. Carefully remove the damaged flex cable avoiding damage to the FPC connectors.

3. Install the new flex ensuring correct alignment with the motherboard connectors.

4. Test device functionality before fully reassembling the phone.

Technical table

Brand | Compatible models | Technical model | Part number (Part No) | Component type | Location | Capacity/Voltage | Quality
Honor | Honor 400 / Honor 400 Pro | — | — | Main interconnect flex | Internal | — | Premium