Spare Parts for Honor 400

Honor 400 spare parts are intended for repair shops, spare parts distributors and technical service centres requiring reliable components for professional repairs. This mid-premium smartphone features a high-quality AMOLED display, 5G connectivity and an advanced camera setup, creating strong demand for replacement parts used in maintenance and repair operations.

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

Premium displays maintain the same visual and touch experience as the device's original AMOLED panel, providing excellent colour reproduction, smooth performance and accurate touch response. Cost-effective compatible alternatives are also available for repairs focused on budget optimisation while maintaining device functionality.

Technical Specifications

Types of Spare Parts Available for Honor 400

• Complete AMOLED displays with touch screen.
• Premium displays using the same panel technology as the device.
• Internal replacement batteries.
• USB-C charging flex cables.
• Rear cameras.
• Front cameras.
• Earpiece speakers.
• Loudspeakers.
• Vibration motors.
• Rear covers.
• SIM trays.
• Power and volume button flex cables.
• Microphones.
• Antennas and signal modules.
• Assembly adhesives.

Instructions for Replacing Spare Parts on Honor 400

Display Replacement

1. Power off the device completely.
2. Apply controlled heat to the rear cover.
3. Remove the cover using plastic tools.
4. Disconnect the battery before handling the display.
5. Remove the damaged display module.
6. Install the replacement display and test image and touch functions before final assembly.

Battery Replacement

1. Remove the rear cover.
2. Disconnect the battery from the mainboard.
3. Carefully remove the adhesive strips.
4. Install the replacement battery.
5. Verify charging and operation before final assembly.

Charging Flex Cable Replacement

1. Remove the rear cover.
2. Disassemble the internal protective components.
3. Replace the faulty charging module.
4. Test fast charging and data transfer functions.
5. Reassemble the device.

Compatibility and Versions

The spare parts in this category are compatible with the Honor 400 identified by technical model DNY-NX9. Before ordering, it is recommended to verify the model number to avoid compatibility issues between regional variants.

Differences Between Spare Part Qualities

Premium displays use the same AMOLED technology as the Honor 400, providing high contrast, deep blacks, excellent brightness and precise touch response. They are the preferred choice for professional repairs aimed at preserving the original user experience.

Compatible versions reduce repair costs while maintaining essential device functions and are suitable for budget-focused repairs.

Service Pack components are intended for repairs requiring the highest level of compatibility and assembly quality.

Benefits for Repair Professionals and Service Centres

Repair workshops and service centres require reliable components, stock availability and clearly identified compatibilities. Using dedicated Honor 400 spare parts helps reduce ordering errors and speeds up repair processes.

The availability of multiple quality levels allows each repair to be adapted to the customer's budget without compromising functionality. In addition, quality components help reduce after-sales issues and improve workshop profitability.

FAQ

How can I identify the exact Honor 400 model?

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

Is the Honor 400 display replacement difficult?

Yes. The repair requires technical experience due to the use of adhesives and delicate internal components.

Are these spare parts compatible with the Honor 400 Pro?

No. The Honor 400 and Honor 400 Pro use different components, especially regarding displays and cameras.

What is recommended before installing a new display?

Always perform a complete image and touch test before permanently bonding the display with adhesive.