Huawei P40 Main Flex

Main Flex for Huawei P40: Restoring the Connection Between Boards

The main flex for Huawei P40 ensures continuous communication between the main board and the charging board of the mobile phone. This interconnection flex cable restores data transfer and current flow from the bottom connector. An essential repair when charging failures or microphone signal loss occur.

Technical Specifications

• Part type: Main flex (board interconnection)
• Compatibility: Huawei P40 (ANA-AN00, ANA-TN00)
• Quality: Premium

When to Replace

• The phone does not charge or is not recognised via USB cable — confirm the diagnosis
• Bottom microphone without voice pick-up during calls — confirm the diagnosis
• Main loudspeaker without sound emission — confirm the diagnosis
• Connection cable damaged or torn during a previous intervention

Notes for the Technician

• Test before applying: connect the part to the equipment and confirm its operation before fixing or gluing it permanently. Thus, if there is any issue, the return or warranty is handled quickly and simply.
• Difficulty: Medium
• The process requires prior disassembly of the glass back cover and removal of the protective plastic shields
• Requires careful alignment of the FPC connectors on both boards to prevent bent pins
• New adhesive for sealing the back cover is sold separately
• Check the fast charging function and audio pick-up before the final closing of the equipment

What Distinguishes This Version

This is a Premium quality part, positioned in the highest range of compatible replacement components on the market. It is the appropriate choice for technicians who want a reliable and long-lasting repair without resorting to brand parts.

Frequently Asked Questions

Does this main flex fit the Huawei P40 Pro?
No, the chassis dimensions and the positioning of the FPC connectors are different between the Huawei P40 and the P40 Pro variant.

Does replacing the flex solve charging issues?
If the defect originates from a failure in the connection line between the charging board and the motherboard, replacing this flex solves the problem. However, confirm that the fault does not come from the sub-board or the battery.