1. Introduktion
This manual provides detailed instructions for the Naifay Double Din Car Stereo, Model 9e56fb53. This unit is designed to enhance your in-car audio and entertainment experience with modern connectivity features.

Figure 1: Naifay Double Din Car Stereo with included accessories.
2. Nøglefunktioner
- 7-tommer HD-berøringsskærm: 1024x600 resolution display supporting 1080P video playback.
- Smartphone-integration: Compatible with Apple CarPlay and Android Auto via USB for navigation, music, messages, and calls.
- Stemmestyring: Understøtter Siri og Google Assistant til håndfri betjening.
- Bluetooth 5.1: Fast transmission speed, high stability, hands-free calling with built-in clear microphone and external mic jack.
- FM-radio: Stable FM radio receiver (87.5-108MHz) with 18 preset stations and manual/automatic search.
- Mirror Link: Supports iOS and Android phone mirroring via USB for displaying smartphone content on the stereo screen.
- Backup kamera: Includes a 12-LED, HD, night vision, 170° wide-angle waterproof rear camera for safer reversing.
- Ratbetjening (SWC): Supports existing vehicle steering wheel controls for convenient operation.
- Audio Equalizer (EQ): Built-in 10-band EQ adjustment with preset curves (Classic, Rock, Jazz, Pop, Flat, User).
- Flere inputtilstande: Supports Phonelink, USB device, TF card, Aux insert, and Front camera input.

Figure 2: Apple CarPlay and Android Auto functionality with voice control.
3. Opsætning og installation
3.1 Tjekliste før installation
- Verify dashboard opening size: The radio unit measures 178mm (W) x 100mm (H). Common sizes are 173mm x 96mm (US/Europe) or 178mm x 100mm (Asia). If your dashboard size differs, you may need a specific dash kit.
- Ensure compatibility with your vehicle's factory wiring harness and radio antenna adapter. Additional adapters may be required.
- Confirm your vehicle's electrical system is 12V. This unit is not compatible with 24V systems (e.g., large trucks).
3.2 Ledningsforbindelser
Refer to the wiring diagrams below for proper connection of the power, speaker, and accessory cables. Incorrect wiring can damage the unit or vehicle.

Figure 3: Main wiring diagram for the car stereo.
Key Wiring Notes:
- Gul ledning (hukommelse): Connect to the battery's constant current positive for memory function.
- Rød ledning (ACC): Connect to the ACC line (switched positive) for power control.
- Sort ledning: Connect to the negative power supply (ground).
- Højttalerkabler: Ensure correct polarity and connection to the appropriate speaker channels.
3.3 Montering af bakkamera
The included backup camera requires specific wiring to function correctly. Connect the camera's video output to the unit's camera input, and its power to the vehicle's reversing light circuit.

Figure 4: Backup camera wiring diagram.
3.4 Installationsvideoguide
For a visual guide on the installation process, please refer to the official seller video below:
Video 1: How to install the car stereo (Source: Digiland Global).
4. Betjeningsvejledning
4.1 Tænd/sluk og grundlæggende betjeningselementer
- Power knap: Tryk for at tænde eller slukke for enheden.
- Lydstyrkeknap: Drej for at justere lydstyrken. Tryk for at slå lyden til/fra.
- Hjemknappen: Vender tilbage til hovedmenuen.
- Touchskærm: Navigate menus and select functions by touching the screen.
4.2 Apple CarPlay og Android Auto
Connect your smartphone via a USB cable to activate Apple CarPlay or Android Auto. The interface will adapt to your phone's system, allowing access to navigation, music, calls, and messages. Voice commands (Siri/Google Assistant) are supported.
4.3 Bluetooth-forbindelse
- Access the Bluetooth menu on the stereo.
- Aktiver Bluetooth på din smartphone, og søg efter tilgængelige enheder.
- Select the stereo's name from your phone's list to pair.
- Once paired, you can make/receive calls hands-free and stream audio.
4.4 FM-radiofunktion
- Select the FM Radio icon from the main menu.
- Brug scanningsfunktionen til automatisk at søge efter stationer eller manuelt stille ind på en frekvens.
- Gem dine yndlingsstationer på de 18 forudindstillede pladser.
4.5 Spejllinkfunktion
Connect your iOS or Android phone to the stereo via USB. Select the Mirror Link option on the stereo. Your phone's screen will be mirrored, allowing you to view apps like Google Maps or Spotify on the larger display. iOS supports one-way control, while Android supports two-way control.
4.6 bag View Kameradisplay
When the vehicle is shifted into reverse gear, the 7-inch touchscreen will automatically display the rear view from the connected backup camera, providing parking assistance.
4.7 Ratbetjening (SWC)
If your vehicle supports steering wheel controls, connect the SWC cable from your car to the brown cable in the stereo harness. This allows you to control functions like volume, track changes, and calls directly from your steering wheel.
4.8 EQ-indstillinger
Access the EQ settings from the main menu to adjust audio output. Choose from preset equalizer curves (Jazz, Classic, Rock, Pop, Flat) or customize your own user profile with the 10-band adjustment.

Figure 5: Bluetooth, FM Radio, EQ, and Steering Wheel Control interfaces.
5. Vedligeholdelse
To ensure optimal performance and longevity of your Naifay Double Din Car Stereo, follow these general maintenance guidelines:
- Rengøring af skærm: Brug en blød, fnugfri klud til forsigtigt at tørre berøringsskærmen af. Undgå slibende rengøringsmidler eller stærke kemikalier.
- Softwareopdateringer: Tjek producentens webbesøg webstedet regelmæssigt for at se, om der er tilgængelige firmwareopdateringer for at forbedre ydeevnen og tilføje nye funktioner.
- Kabelforbindelser: Periodically inspect all wiring connections to ensure they are secure and free from damage.
- Miljøforhold: Undgå at udsætte enheden for ekstreme temperaturer, direkte sollys i længere perioder eller for høj fugtighed.
6. Fejlfinding
- Ingen strøm: Check all power connections (yellow, red, black wires) for secure contact and correct polarity. Ensure the vehicle's fuse is intact.
- Ingen lyd: Verify speaker connections and polarity. Check the volume level and EQ settings. Ensure the unit's working voltage is 12V; no sound will be produced if voltage overstiger 16V.
- No Memory Function: If the ACC wire (red) and B+ wire (yellow) are connected reversely, the unit will lose memory after power off. Correct the wiring.
- Screen Freezes/Malfunctions: Try resetting the unit (if a reset button is available) or power cycling the vehicle. Ensure all connections are secure.
- Smartphone Connection Issues (CarPlay/Android Auto/Mirror Link): Use the original USB data cable for connection. Many USB cables only support charging, not data transfer.
- Bakkamera viser ikke: Check the camera input cable connection and ensure the camera's power is correctly wired to the reversing light.
- Problemer med Bluetooth-parring: Ensure the stereo is in pairing mode and your phone's Bluetooth is enabled and searching. Try restarting both devices.
7. Specifikationer
| Feature | Specifikation |
|---|---|
| Produktdimensioner | 2.5 x 6.7 x 3.8 tommer |
| Varens vægt | 1.61 pund |
| Modelnummer | 9e56fb53 |
| Mærke | Naifay |
| Forbindelsesteknologi | Bluetooth, USB |
| Controller type | Android, Google Assistent, iOS |
| Speciel funktion | Touchskærm |
| Kompatible enheder | Smartphone |
| Connector Type | 3.5 mm stik, USB |
| Lydudgangstilstand | Stereoanlæg |
| Surround Sound Kanalkonfiguration | 4.0 |
| Videokodning | H.264 eller H.265 |
| Farve | Sort |
8. Garanti og support
Naifay is committed to product quality and customer satisfaction. The following support is provided for your car stereo:
- Kundeservice: 24-hour quick reply for inquiries.
- Returpolitik: 60 dages bekymringsfri returperiode.
- Udskiftning: 12-month replacement available within 12 months of purchase.
- Teknisk support: Livstids teknisk support ydes.
For any questions or assistance, please contact customer service or technical support via the platform where you purchased the product.





