MeiHua Renault Express 2021-2023 Car Radio Multimedia Player

MeiHua 9-inch Android 14 Car Radio Multimedia Player

Model: Renault Express 2021-2023 Car Radio Multimedia Player

Brand: MeiHua

1. Introduktion

This manual provides detailed instructions for the installation, operation, and maintenance of your MeiHua 9-inch Android 14 Car Radio Multimedia Player, designed specifically for Renault Express models from 2021 to 2023. This advanced head unit features a 2K QLED display, an 8-core 2.2GHz CPU, built-in GPS, wireless CarPlay, Android Auto, DSP sound processing, and various safety and convenience functions.

MeiHua 9-inch Android 14 Car Radio Multimedia Player installed in a Renault Express dashboard, highlighting Android 14.0, 7865 Chip, and 2K 2000*1200P resolution.
Figure 1: MeiHua Car Radio Multimedia Player installed in a Renault Express.

2. Nøglefunktioner

  • Højtydende processor: N65 classic version with new CPU uis7865, 8 cores, 12nm process, Cortex A75 architecture, main frequency 2.2GHZ.
  • Operativsystem: Android 14, the highest version for in-car systems currently.
  • Vise: 9-inch 2K QLED display with 2000*1200 resolution (also supports 1280*720 QLED options).
  • Forbindelse: Built-in high-speed 4G mobile communication network (supports 4G calls, dual SIM dual standby), 2.4G+5G Dual band WiFi, BT 5.0.
  • Navigation: Built-in GPS (GPS+BD, GPS+GLONASS).
  • Smartphone-integration: Wireless CarPlay and Android Auto.
  • Lydforbedring: HIFI DSP processor, real 32-band EQ, golden finger tuning for sound effects.
  • Stemmestyring: Embedded voice AI noise reduction algorithm for clearer voice calls and control.
  • Advanced Safety & Monitoring: Newly upgraded 360 panoramic algorithm (high-definition 1080P, multi-view display), collision detection, video locking, parking surveillance, dual-channel dashcam, reversing input (CVBS/AHD1080P/TVI1080P), remote monitoring.
  • Brugergrænseflade: Brand new desktop and system UI design with multiple layout switching options, immersive driving scenario display, 3D car model dynamic desktop.
  • Multitasking: Visning med delt skærm.
  • Video output: USB to HDMI/CVBS, supports multiple outputs for front and rear displays (e.g., headrest monitors).
  • Certificeringer: CE, FCC, RoHS.

3. Tekniske specifikationer

AttributSpecifikation
ChipsætTS7/7865
CPUUIS7865, 8 core, A75, up to 2.2GHZ
GPUMaliTM-G57
DriftssystemAndroid 14
Skærmstørrelse9"
Resolution (2K)2000*1200
Resolution (QLED)1280*720
VÆDDER4GB/6GB/8GB
ROM64GB/128GB/256GB
BerøringsskærmJa
Indbygget skærmJa
Din TypeEn din
BluetoothBT 5.0
WIFI2.4G+5G Dual band WIFI
4G netværk4G All Netcom, LTE Cat7
GPSGPS+BD, GPS+GLONASS
RadioSi4755/NXP6686/8035
Omvendt inputCVBS/AHD1080P/TVI1080P
Double RecordingCVBS/AHD720P/AHD1080P/TVI1080P, Cyclic Recording
Four-way MonitoringAHD720P/1080P/TVI1080P, Cyclic Recording
360 graders panoramaAHD720P/1080P/TVI1080P, Cyclic Recording
LydudgangRCA5.1ch Output (FL/FR/RL/RR/SUB/CENTER)
Video outputUSB to HDMI/CVBS, supports multiple outputs
LydeffekterHIFI DSP processor, real 32-band EQ
AmplivligereOption, TCB001/503, TDA7388/7851L
KollisionsdetektionSupports collision detection, video lock.
ParkeringsovervågningSupports recording upon activation when ACC is off.
FjernovervågningSupport for remote viewing of recordings on a smartphone.
CertificeringerCE, FCC, RoHS
Comparison table of MeiHua car multimedia player models (7865, 7862s, TS7) showing differences in RAM/ROM, Android version, CPU, screen type, resolution, and features like DSP and cooling fan.
Figure 2: Car Multimedia Player Parameter Comparison.

4. Pakkens indhold

Your MeiHua Car Radio Multimedia Player package typically includes:

  • MeiHua 9-inch Android 14 Head Unit
  • Installation Frame for Renault Express 2021-2023
  • Power Harness and necessary wiring cables
  • GPS antenne
  • 4G-antenne (hvis relevant for din model)
  • USB-kabler
  • External Microphone (included with 7865 chipset models)
  • Brugervejledning (dette dokument)
An image of an external microphone with a 3.5mm jack, typically included with the 7865 chipset models.
Figure 3: External Microphone (included with 7865 models).

5. Installationsvejledning

Professionel installation anbefales. Sørg for, at køretøjets strøm er afbrudt, før installationen påbegyndes.

5.1. Forinstallation

  1. Carefully remove the original car radio unit and trim panels from your Renault Express.
  2. Ensure all necessary wiring harnesses are available and match your vehicle's connectors.
Before and after installation images of the Android Car Screen in a Renault Express, showing the original dashboard, the new frame and 9-inch screen components, and the final installed look.
Figure 4: Android Car Screen Installation Overview.

5.2. Ledningsforbindelser

Refer to the detailed wiring diagram below for proper connections. Incorrect wiring can damage the unit or vehicle electronics.

Detailed product diagram showing the rear panel of the head unit with various ports and a wiring harness diagram. Labels include Speaker Front Left FL+, FL-, Speaker Front Right FR+, FR-, Speaker Rear Left RL+, RL-, Speaker Rear Right RR+, RR-, Steering wheel control study-1, Steering wheel control study-2, Reverse detecting line, ACC Key Output, A1 GND, A2 B+, A15, A16, KEY1, REVERSE, BRAKE, AUTO ANT, FR-, FR+, RR-, RR+, KEY2, ACC, Battery +12V, Battery +GND, FL-, FL+, RL-, RL+, RI-, RI+. Also shows GPS interface, 4G wireless antenna interface, and USB ports.
Figure 5: Product Detail Diagram and Wiring Connections.
  • Strømforbindelser: Connect ACC (Accessory), B+ (Battery Positive), and GND (Ground) wires as indicated.
  • Højttalerudgange: Connect FL/FR/RL/RR positive and negative speaker wires.
  • Ratstyring: Connect KEY1 and KEY2 for steering wheel control integration.
  • Bakkamera: Connect the Reverse detecting line and video input for the reverse camera.
  • Antenner: Connect the GPS antenna and 4G wireless antenna (if applicable).
  • USB: Connect any external USB devices or accessories.
  • Video output: If using external monitors (e.g., headrest monitors), connect via USB to HDMI/CVBS output.

5.3. Installation af enhed

  1. Mount the 9-inch head unit into the provided installation frame.
  2. Carefully insert the assembled unit into the dashboard opening, ensuring all wires are tucked away and not pinched.
  3. Secure the unit with screws or clips as per the vehicle's design.
  4. Geninstaller eventuelle fjernede beklædningspaneler.

6. Betjening

6.1. Indledende opsætning

  1. After installation, reconnect the vehicle's power.
  2. Tænd for tændingen. Enheden burde tænde automatisk.
  3. Follow the on-screen prompts for initial Android setup, including language selection.
Screenshot of the multimedia player's settings menu showing various language options, including English, German, French, Spanish, Italian, Portuguese, Russian, Dutch, Polish, Japanese, Simplified & Traditional Chinese, Arabic, etc.
Figure 6: Multi-language Support.

6.2. CarPlay og Android Auto

Connect your smartphone via USB or wirelessly to access CarPlay or Android Auto. This allows you to use navigation, music, and communication apps directly on the head unit's screen.

Screenshots demonstrating CarPlay and Android Auto interfaces on the head unit, showing music playback, telephone dialer, and map navigation. Also shows a smartphone mirroring Android Auto and CarPlay.
Figure 7: CarPlay & Android Auto Functionality.

6.3. DSP Sound Effect Adjustment

Utilize the built-in DSP (Digital Sound Processor) to customize your audio experience. The 32-band EQ allows for precise tuning of bass, treble, and mid-range frequencies. Explore 3D surround sound settings for an immersive listening experience.

Interface for DSP Sound Effect Adjustment with a 32-segment EQ, showing options for bass adjustment, sound field settings, 3D surround sound, bass amplification, and bass filtering.
Figure 8: DSP Sound Effect Adjustment Interface.

6.4. Navigation og GPS

The unit comes with built-in GPS supporting GPS+BD and GPS+GLONASS. Use pre-installed navigation apps or download your preferred ones from the Google Play Store.

6.5. Sikkerheds- og overvågningsfunktioner

  • HD Reverse Assistance: When reversing, the screen automatically displays the rear camera feed with guidelines.
  • 360° Panoramic Scanning: For models equipped with a 360 camera system, this feature provides a comprehensive view omkring dit køretøj, hvilket hjælper med parkering og manøvrering i trange rum.
  • Dual-channel Dashcam: Record front and rear views simultaneously for enhanced safety and evidence in case of incidents.
  • Collision Monitoring System: Detects collisions and automatically locks video footage for at forhindre overskrivning.
  • Parkeringsovervågning: Records video when the ACC is off and collision is detected, providing security while parked.
  • Fjernovervågning: View optaget footage remotely via a smartphone app (requires internet connection).
Four panels illustrating Omni-scenario Smart Cockpit features: HD Reverse Assistance with parking lines, Dual-channel Dashcam footage with date/time, Collision Monitoring System with a car icon and radar waves, and 360° Panoramic Scanning with a top-down view of a car and surrounding area.
Figure 9: Omni-scenario Smart Cockpit Features.
Diagram showing a car from a top-down perspective with four cameras providing a 360-degree panoramic view, labeled 720P and 1080P. Below, two screens show examples of CVBS/AHD 720P+1080P rear camera view and Double record 720P+1080F front and rear recording.
Figure 10: 360 Panoramic Camera System and Recording.
Graphic illustrating Parking Monitoring with 'Collision wake-up video' and 'Collision video lock' features, depicted by a car protected by a shield icon.
Figure 11: Parking Monitoring Features.

6.6. Forbindelse

The unit supports 5G WiFi and Bluetooth 5.0 for fast and stable connections. Connect to your home WiFi or a mobile hotspot for internet access, and pair your phone via Bluetooth for hands-free calls and audio streaming.

Graphic illustrating 5G WiFi and Bluetooth 5.0 HD connectivity, showing a WiFi signal icon and a Bluetooth icon. Text highlights 5G WiFi's wider coverage, lossless audio, stronger anti-interference, and 50% faster transmission than Bluetooth 2.4. A bar graph shows a 37% increase in 5G WiFi transmission rate over normal WiFi.
Figure 12: 5G WiFi & Bluetooth 5.0 HD Connectivity.

6.7. Brugergrænseflade og tilpasning

The Android 14 system offers a dynamic and customizable user experience. Explore various UI themes and layouts to personalize your head unit.

Multiple screenshots showing different UI display collections (5 sets of UI interfaces) available on the multimedia player, demonstrating various layouts and icon styles.
Figure 13: UI Display Collections.
Screenshots demonstrating the Self Developed 3D Car Model Dynamic Desktop, showing options to change interface, main realm, mileage display, switch car models, replace license plate, switch scenes, change car color, dashboard view, and 3D car mode.
Figure 14: 3D Car Model Dynamic Desktop.

6.8. Video Output to Headrest Monitors

The unit supports video output via USB to HDMI/CVBS, allowing you to connect external displays like headrest monitors for passengers to enjoy movies or other media.

Image showing two headrest monitors displaying video content, with icons for USB and RCA (CVBS) connections, illustrating the video output capability of the head unit.
Figure 15: Video Output to Headrest Monitors.

7. Vedligeholdelse

  • Rengøring af skærm: Use a soft, lint-free cloth to clean the display. For stubborn smudges, lightly dampen the cloth with a screen cleaner solution. Avoid harsh chemicals.
  • Softwareopdateringer: Periodically check for system updates in the unit's settings menu to ensure optimal performance and access to new features.
  • Generel pleje: Undgå at udsætte enheden for ekstreme temperaturer, direkte sollys i længere perioder eller for høj fugtighed.

8. Fejlfinding

If you encounter any issues with product quality, functionality, or other concerns, please refer to the following general advice:

  • Ingen strøm: Check all power connections (ACC, B+, GND) to ensure they are secure. Verify the vehicle's fuse for the radio.
  • Ingen lyd: Check speaker connections. Ensure the volume is not muted or set too low. Verify audio output settings in the system.
  • Berøringsskærm reagerer ikke: Prøv at genstarte enheden. Hvis problemet fortsætter, kan en fabriksnulstilling være nødvendig (bemærk: dette vil slette alle brugerdata).
  • Problemer med GPS-signal: Sørg for, at GPS-antennen er korrekt installeret og har en klar view af himlen.
  • CarPlay/Android Auto opretter ikke forbindelse: Ensure your phone's software is up to date. Try different USB cables if connecting wired. Check permissions on your phone for the respective app.
  • Systemforsinkelse/frysning: Luk unødvendige baggrundsapplikationer. Ryd cachen eller udfør en fabriksnulstilling, hvis problemerne med ydeevnen fortsætter.

9. Brugertips

  • For any product quality or functionality concerns, it is recommended to contact customer service as soon as possible for assistance.
  • Regularly update your system software to benefit from performance improvements and new features.
  • Brug split-screen-funktionen til forbedret multitasking, f.eks. at løbe, navigere og lytte til musik samtidigt.

10. Garanti og support

The MeiHua Car Radio Multimedia Player comes with a 1-year (365-day) warranty from the date of purchase, covering manufacturing defects and malfunctions under normal use. For warranty claims or technical support, please contact the seller or authorized service center with your purchase details.

If you have any questions regarding product quality, functionality, or require assistance, please contact our customer service team. We are committed to providing the best possible support.

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