1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your ATOTO S8 Ultra 7-Inch Android Car Stereo System. Please read this manual thoroughly before using the device to ensure proper functionality and safety. Keep this manual for future reference.

Imatge 1.1: acabatview of the ATOTO S8 Ultra's connectivity features.
2. Què hi ha a la caixa
Verifiqueu que tots els components siguin presents al paquet:
- Estèreo del cotxe
- Antena GPS
- Micròfon extern
- Antena WiFi
- Cable d'alimentació
- Antena 4G LTE
- USB Extension Cable (USB1)
- USB Extension Cable (USB2)

Image 2.1: Included accessories and port layout of the ATOTO S8 Ultra.
3. Característiques clau
- Advanced Second-Generation Stereo: Equipped with a 12nm ARM Cortex Octa-Core processor and ATOTO AICE UI 11.0 (Android Q) for efficient and high-performance operation.
- Multiple Internet Access Options: Supports WiFi, Bluetooth, USB Tethering, and a built-in 4G Cellular Modem (SIM card not included).
- Dual Bluetooth with aptX HD: Allows simultaneous connections to phones and other devices. BT1 supports Qualcomm aptX HD codec for 24-bit music streaming (phone must support aptX HD).
- Wireless Android Auto & CarPlay: Integrated support for both wired and wireless Android Auto and CarPlay for seamless smartphone integration.
- HD Surround-View & Live Rear-View (VSV&LRV): Enhances driving safety when paired with the ATOTO AC-HD03LR camera (sold separately).
- Hands Gesture Control & Speed Compensated Volume Control (SCVC): Embedded gesture sensor for track and volume control, and automatic volume adjustment based on vehicle speed.
- Customizable Display & Mounting: Features a large HD screen and UDH07D mounting style compatible with most double-DIN dash kits.
- Continuous Firmware Updates: ATOTO provides ongoing firmware updates for bug fixes and new features.

Image 3.1: Visual representation of the S8 Ultra's advanced audio, display, and safety features.
4. Configuració i instal·lació
The ATOTO S8 Ultra is designed for double-DIN dash kits. Professional installation is recommended for wiring and proper integration into your vehicle's electrical system.
4.1. Muntatge
The S8G2A78UL adopts the UDH07D mounting style. Ensure your vehicle's dash kit is compatible. Most North American double-DIN mounting frames with a 172mm x 97mm opening are suitable. An extra frame adapter is included to extend the size to 178mm x 101.5mm if needed.
4.2. Connexions de cablejat
Refer to the wiring diagram provided in Image 2.1 for connecting the power cable, antennas, and other accessories. Ensure all connections are secure to prevent malfunctions.
4.3. Optional Accessories (Sold Separately)
The ATOTO S8 Ultra can be expanded with various accessories:
- ATOTO CA-AEC01/AEC02 Compact 4 Channel Car Ampmés viu
- ATOTO AC-44P2 1080P On-dash DVR Camera
- ATOTO AC-44F5 Steering wheel IR Remote
- ATOTO AC-4450 Bluetooth OBD II scanner / Code Reader
- ATOTO AC-HD02LR or AC-HD03LR HD Rear-view Càmera
- ATOTO AC-UTP1 USB TPMS (Tire Pressure Monitoring Sensor)
- ATOTO Video Output Adaptor (AC-AHV68: USB to HDMI; AC-AHV48: USB To RCA)
- ATOTO AC-HAV50 HDMI to AHD Video Converter
- ATOTO CS-101SW 10" Slim AmpSubwoofer classificat
- ATOTO CS-651DST 6.5" 2-Way Component Speaker System
5. Instruccions de funcionament
5.1. Accés a Internet
The S8 Ultra offers four methods to connect to the internet:
- Wi-Fi: Connect to available Wi-Fi networks or a personal hotspot from your smartphone.
- Bluetooth Tethering: Share your phone's internet connection via Bluetooth.
- USB Tethering: Share your phone's internet connection via a USB cable.
- Built-in 4G Cellular Modem: Insert a Nano SIM card (not included) into the dedicated slot for direct 4G LTE connectivity. Ensure your SIM card's frequency bands are supported by the unit.
5.2. Dual Bluetooth with aptX HD
The unit features dual Bluetooth modules. BT1 supports the Qualcomm aptX HD codec, providing high-definition audio streaming for compatible devices. BT2 handles other Bluetooth connections simultaneously.
5.3. CarPlay sense fil i Android Auto
Connect your compatible iPhone or Android smartphone wirelessly or via USB to access CarPlay or Android Auto. This allows for integrated navigation, music, messaging, and voice assistant features directly on the S8 Ultra's display.
5.4. HD Surround-View & Live Rear-View (VSV&LRV)
When connected to an ATOTO AC-HD03LR camera (sold separately), the system can display a virtual surround-view (bird's-eye view) and a live rear-view, even when moving forward, enhancing situational awareness.
5.5. Hands Gesture Control
The embedded gesture sensor allows for control of tracks and volume using specific hand movements. Up to 24 system options can be assigned or programmed for gesture control.

Image 5.1: Hands gesture control and steering wheel control options.
5.6. Speed Compensated Volume Control (SCVC)
SCVC automatically adjusts the system's volume in relation to your vehicle's speed, compensating for road and wind noise to maintain consistent audio levels.

Image 5.2: Illustration of Speed Compensated Volume Control (SCVC) functionality.
5.7. TrackHU GPS Tracking App
The TrackHU app is designed for GPS tracking of your vehicle. It operates without the need for an external SIM card or battery, providing global tracking and detailed reports.
Video 5.3: TrackHU GPS Tracking App for ATOTO Android System. This video demonstrates how to use the TrackHU app for vehicle tracking, including hiding the app icon, auto-run features, and accessing tracking reports.
5.7.1. Accessing TrackHU
The TrackHU app icon is hidden by default to protect user privacy. To make it visible:
- For A6 PF / A6 PP / S8 (Gen2) models: Vés a Settings > Device, then tap "Device" 4 times quickly. A prompt will confirm the app is now visible.
- For AD6 models: Vés a Settings > System > About Device > Software Version Info, then tap "Serial Number" 4 times.
To hide the app icon again, repeat the same steps.
5.7.2. Enabling GPS and Network
Ensure your car stereo's GPS and network (Wi-Fi or 4G) are enabled for TrackHU to function correctly.
5.7.3. Activating Tracking
Open the TrackHU app on the car stereo and tap the status button to activate it. The status indicator will turn green when enabled.
5.7.4. Accessing Tracking Data
Use your phone to scan the QR code displayed in the TrackHU app on the stereo. This will direct you to the TrackHU Manager app or weblloc, on puguis view:
- Track Playback: Review past routes and driving history.
- Detailed Driving Report: Access comprehensive reports of your drives.
- Geofence: Set up virtual boundaries and receive notifications when your vehicle enters or exits these areas.
6. Manteniment
6.1. Actualitzacions de firmware
ATOTO regularly releases firmware updates to improve performance, add new features, and address any bugs. It is recommended to keep your S8 Ultra's firmware updated. Check the ATOTO official website or the device's system settings for available updates.
6.2. Neteja
Feu servir un drap suau i sec per netejar la pantalla i l'exterior de la unitat. Eviteu utilitzar productes químics agressius o materials abrasius que puguin danyar la pantalla o l'acabat.
7. Solució De Problemes
If you encounter any issues with your ATOTO S8 Ultra, consider the following general troubleshooting steps:
- Sense energia: Comproveu totes les connexions d'alimentació i assegureu-vos que el vehicle estigui engegat.
- Sense so: Verifiqueu les connexions dels altaveus, els nivells de volum i la configuració de la sortida d'àudio.
- Problemes amb el senyal GPS: Assegureu-vos que l'antena GPS estigui instal·lada correctament i que tingui una vista clara view of the sky. Check GPS settings in the device.
- Bluetooth/Wi-Fi Connectivity Problems: Restart the device and your connected smartphone. Ensure Bluetooth/Wi-Fi is enabled on both devices.
- Mal funcionament de l'aplicació: Prova d'esborrar la memòria cau de l'aplicació o de reinstal·lar-la.
For persistent issues, refer to the ATOTO support resources or contact customer service.
8. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | S8G2A78UL |
| Dimensions del paquet | 8.94 x 5.91 x 5.63 polzades |
| Pes de l'article | 3.26 lliures |
| Tecnologia de connectivitat | 4G LTE, WIFI, Dual Bluetooth, USB |
| Tipus de controlador | Assistent de Google, Siri |
| Característiques especials | Compatible with SXM, GPS Tracking, Gesture Operation, HD Virtual Surround-View(VSV)&Live Rear-View (LRV) Display, Wireless CarPlay & Android Auto |
| Dispositius compatibles | Amplifier, telèfon intel·ligent, altaveu |
| Tipus de connector | RCA, USB tipus A |
| Mode de sortida d'àudio | Mono, estèreo |
| Codificació de vídeo | H.263, H.264, DIVX4-6, XVID Decoder |
| Potència de sortida | 200 watts |
| Nombre de canals | 4 |
9. Garantia i assistència
ATOTO offers a standard 12-month product warranty, which can be extended by an additional 6 months (12+6 months product care). For detailed warranty terms and conditions, please refer to the official ATOTO weblloc web o la documentació de la compra.
For technical support, troubleshooting assistance, or inquiries regarding your ATOTO S8 Ultra, please contact ATOTO customer support through their official channels. You can typically find support contact information on the ATOTO weblloc web o dins de l'embalatge del producte.





