Honor 400 Pro Spare Parts

Honor 400 Pro spare parts are intended for repair shops, electronic component distributors and technical service centres requiring reliable components to maintain the performance and functionality of this flagship smartphone. Thanks to its powerful processor, high-refresh-rate AMOLED display and advanced camera system, the Honor 400 Pro generates significant demand for replacement components used in professional repairs.

In this category you will find Honor 400 Pro spare parts for the most common repairs, including complete displays, batteries, USB-C charging flex cables, front and rear cameras, speakers, vibration motors, connectors, rear covers, microphones, antennas and internal modules. Multiple quality levels are available to suit different repair requirements and budgets.

Premium displays maintain the same visual and touch experience as the device's original AMOLED panel, delivering accurate colours, high brightness, deep blacks and smooth touch response. Compatible alternatives provide a cost-effective repair solution while maintaining essential functionality, while Service Pack components are intended for repairs requiring the highest level of compatibility.

Technical Specifications

Types of Spare Parts Available for Honor 400 Pro

• Complete AMOLED displays with touch screen.
• Premium displays using the same panel technology as the device.
• Service Pack displays.
• Internal replacement batteries.
• USB-C charging flex cables.
• Main rear cameras.
• Telephoto cameras.
• Ultra-wide cameras.
• Front cameras.
• Earpiece speakers.
• Loudspeakers.
• Vibration motors.
• Rear covers.
• SIM trays.
• Side button flex cables.
• Microphones.
• Connectivity antennas and modules.
• Assembly adhesives.

Instructions for Replacing Spare Parts on Honor 400 Pro

Display Replacement

1. Power off the device completely.
2. Apply controlled heat to the rear cover.
3. Carefully remove the cover using suitable opening tools.
4. Disconnect the battery before handling any components.
5. Remove the damaged display.
6. Connect the replacement display and test image, touch and fingerprint functions.
7. Apply new adhesive and complete assembly.

Battery Replacement

1. Remove the rear cover.
2. Disconnect the battery from the motherboard.
3. Remove the fixing adhesives.
4. Install the replacement battery.
5. Verify charging functionality before closing the device.

Charging Flex Cable Replacement

1. Remove the rear cover and internal protective elements.
2. Remove the faulty charging module.
3. Install the replacement USB-C flex cable.
4. Test fast charging and data transfer functionality.
5. Reassemble the smartphone.

Compatibility and Versions

The spare parts in this category are specifically intended for the Honor 400 Pro identified by technical model DNP-NX9. Before ordering, it is recommended to verify the model number through the device settings or housing information to avoid compatibility issues between regional variants.

Differences Between Spare Part Qualities

Premium displays use the same LTPO AMOLED technology fitted to the Honor 400 Pro, providing a visual and touch experience equivalent to the original device. They are the recommended option for professional repairs aimed at maintaining the original user experience.

Compatible displays offer a more economical repair solution while maintaining the primary functionality of the smartphone.

Service Pack components are intended for repairs requiring the highest level of compatibility and assembly quality, making them a common choice for professional service centres.

Choosing the appropriate quality level helps maximise repair profitability and adapt each repair to customer requirements.

Benefits for Repair Professionals and Service Centres

Repair professionals require reliable components, stock availability and clearly identified compatibility information. Using dedicated Honor 400 Pro spare parts helps reduce ordering errors and speeds up repair processes.

The availability of different quality levels allows repairs to be adapted to customer budgets without compromising device functionality. In addition, quality components help reduce after-sales issues and improve workshop profitability.

FAQ

How can I identify the exact Honor 400 Pro model?

It can be verified through Settings > About Phone or by checking the technical reference printed on the device.

Is replacing the Honor 400 Pro display difficult?

Yes. It is a medium-to-high difficulty repair due to adhesives, integrated sensors and delicate internal components.

Are these spare parts compatible with the Honor 400 or Honor 400 Lite?

No. Each model uses specific components and compatibility should always be verified before installation.

What should be done before permanently installing a new display?

Always verify image, touch and fingerprint reader functionality before permanently bonding the display.