1. Introduction
Welcome to the ATOTOMOVE A6PF Ultra 7-inch Android Car Stereo user manual. This document provides detailed instructions for the installation, operation, maintenance, and troubleshooting of your new car stereo system. Please read this manual thoroughly before using the product to ensure proper functionality and safety.
The ATOTOMOVE A6PF Ultra is an advanced double DIN car stereo featuring an 8-core ARM Cortex A55 processor, 2GB RAM, and 32GB internal storage. It offers a 7-inch IPS QLED screen, Wireless CarPlay, Android Auto, MirrorLink, an integrated OBD2 scanner, GPS tracking, and a 36-band EQ for enhanced audio control.

Image: The ATOTOMOVE A6PF Ultra 7-inch Android Car Stereo with its main display showing various applications and accessories like the OBD2 scanner and microphone.
2. Package Contents
Verify that all items are present in the package:
- ATOTOMOVE A6PF Car Stereo
- OBD2 Scanner (AC-4450)
- Wiring Harness
- GPS Antenna
- USB Cables
- External Microphone
- Mounting Brackets and Screws
- User Manual
3. Setup and Installation
3.1. Pre-Installation Check
Before beginning installation, ensure the unit is compatible with your vehicle's dashboard opening. The A6PF Ultra features a 172x97mm front panel. Measure your vehicle's double DIN slot to confirm fitment.

Image: Diagram illustrating how to measure dashboard opening dimensions (left/right, up/down, forward/backward slide) to ensure the stereo display does not obstruct essential controls.
3.2. Wiring Diagram
Refer to the following diagram for proper wiring connections. Incorrect wiring can damage the unit or your vehicle's electrical system. If you are unsure, consult a professional installer.

Image: Detailed wiring diagram for the ATOTOMOVE A6PF car stereo, showing connections for power, speakers, antennas, USB, external storage, and camera inputs.
3.3. Standard Installation
The A6PF Ultra supports standard double DIN installation. Follow these general steps:
- Remove the existing car stereo and trim panel.
- Connect the wiring harness, GPS antenna, and other necessary cables to the A6PF Ultra.
- Secure the unit into the dashboard opening using the provided mounting brackets.
- Reinstall the trim panel.

Image: Diagrams illustrating standard double DIN and single DIN installation methods for the A6PF car stereo, showing components like the DIN sleeve, panel bracket, and trim panel.
3.4. Steering Wheel Control Connection
The unit supports various methods for steering wheel control integration:
- Option 1: Data Interface & AC-ADSX10 (not included) for OEM steering wheel controls.
- Option 2: Analog (resistive) signal-based OEM steering wheel controls using Steering Wheel Key (+) and Chassis Ground (-).
- Option 3: Third-party SWC adapters (e.g., Metra, PAC, Connects2) via a 3.5mm jack.
- Option 4: For cars without SWC buttons, use the AC-44F5 wireless remote (not included).
- Option 5: Voice Command via DriveChat AI.

Image: Visual representation of five different options for controlling the car stereo, including data interfaces, analog wiring, third-party adapters, wireless remotes, and voice commands.
4. Operating Instructions
4.1. System Overview and Connectivity
The A6PF Ultra runs on an Android operating system, providing access to a wide range of applications. Internet access is available through Wi-Fi hotspot, USB tethering, or Bluetooth tethering.

Image: Depicts the various in-car internet connectivity options: Wi-Fi Hotspot, Bluetooth Tethering, and USB Tethering, alongside popular apps like Netflix, YouTube, and Spotify.
4.2. Wireless CarPlay and Android Auto
Connect your smartphone wirelessly via Bluetooth and Wi-Fi for seamless integration with Apple CarPlay or Android Auto. Once paired, the system will auto-connect on subsequent uses.

Image: Illustrates the functionality of Wireless CarPlay, Android Auto, phone mirroring, and split-screen display on the car stereo.
4.3. MirrorLink
MirrorLink allows you to display your smartphone screen directly on the car stereo, expanding your app options. Note that some third-party apps with copyright restrictions may not allow screen mirroring.
4.4. DriveChat AI
Utilize DriveChat AI for hands-free voice control, enabling safer driving by managing calls, apps, and navigation through voice commands. DriveChat also functions as an in-car companion for conversational interaction.

Image: Demonstrates DriveChat AI's capabilities for voice operation (e.g., adjusting screen brightness) and AI conversation (e.g., asking for advice or stories).
4.5. Audio Settings (DSP, EQ, SCVC)
The built-in Digital Signal Processor (DSP) and 36-band Equalizer (EQ) allow for precise audio customization. Features include:
- Time Alignment: Centers the sound to your listening position.
- 36-Band EQ: Fine-tune audio frequencies with 8 presets.
- SCVC (Speed Compensated Volume Control): Automatically adjusts volume based on vehicle speed and ambient noise.
- Built-in Amplifier: 4x45W Peak / 4x24W RMS for dynamic sound.

Image: Explains the DSP features including Time Alignment for sound centering, SCVC for automatic volume adjustment at speed, and the specifications of the built-in amplifier.
4.6. OBD2 Scanner (AC-4450)
The included AC-4450 Bluetooth OBDII scanner connects to the stereo via BT2. Use compatible apps like Torque to monitor vehicle health, read and clear fault codes, check engine status, and view live data streams such as engine speed, vehicle speed, throttle position, and coolant temperature.

Image: Shows the AC-4450 Bluetooth OBDII scanner and the car stereo display running the Torque app, indicating various vehicle diagnostic parameters.
4.7. GPS Tracking (TrackHU)
The TrackHU app provides real-time GPS tracking with 5-second refresh rates, satellite positioning, route playback, and geofence alerts. This feature assists in locating your vehicle and enhancing security.

Image: Illustrates the TrackHU app on both a smartphone and the car stereo, demonstrating real-time tracking, route playback, and zone alerts for vehicle monitoring.
4.8. Rear View Camera Input
The unit supports HD 720P rear view camera input. If your car stereo does not support Live Rear View (LRV) by default, update the system via USB or SD card to enable it. The system provides clear live rear view, night vision, and strong light suppression capabilities.

Image: Displays the included AC-HD01LR-A rear view camera and its features, including Live Rear View (LRV), rear view guidelines, night vision, and strong light suppression.
4.9. Video Output
With a USB-to-HDMI adapter (AC-HAV68, not included) or USB-to-CVBS RCA adapter (AC-HAV48, not included), you can output video content to rear screens, allowing passengers to enjoy different content while the driver uses navigation.

Image: Demonstrates how to use USB to HDMI or USB to CVBS RCA adapters to display different content on the front stereo screen and rear passenger screens.
5. Maintenance
5.1. General Care
To maintain the performance and appearance of your car stereo:
- Clean the screen with a soft, lint-free cloth. Avoid abrasive cleaners.
- Keep the unit free from dust and debris.
- Avoid exposing the unit to extreme temperatures or direct sunlight for prolonged periods.
5.2. Software Updates
Regular software updates are provided to improve performance, add new features, and fix bugs. Check for updates periodically through the system settings or the ATOTOMOVE website. Updates can typically be performed via USB or OTA (Over-The-Air) through the FindApps application.
6. Troubleshooting
If you encounter issues with your ATOTOMOVE A6PF Ultra, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power | Incorrect wiring, blown fuse, vehicle battery issue. | Check power connections, inspect fuses, verify vehicle battery voltage. |
| No Sound | Speaker wiring issue, volume too low, audio settings misconfigured. | Check speaker connections, increase volume, reset audio settings. |
| CarPlay/Android Auto not connecting | Bluetooth/Wi-Fi off, phone compatibility, app issues. | Ensure Bluetooth/Wi-Fi is enabled on phone and stereo, restart phone/stereo, check phone compatibility. |
| GPS signal lost | GPS antenna obstruction, faulty antenna. | Ensure GPS antenna has a clear view of the sky, check antenna connection. |
| Screen unresponsive | System freeze, software issue. | Perform a soft reset (refer to device settings), check for software updates. |
For more complex issues, please contact ATOTOMOVE customer support.
7. Specifications
Key technical specifications for the ATOTOMOVE A6PF Ultra:
- Model Number: A6PF
- Package Dimensions: 8.98 x 5.87 x 5.71 inches
- Item Weight: 2.9 pounds
- Screen Size: 7 inches
- Screen Type: IPS QLED
- Processor: 8-core ARM Cortex A55
- RAM: 2GB
- Internal Storage: 32GB
- Connectivity: Bluetooth, Wi-Fi, USB, FM/AM
- Controller Type: Android, iOS
- Special Features: Wireless Android Auto, Wireless Apple CarPlay, OBD2 Scanner, GPS Tracker, MirrorLink, 36-Band EQ, DSP
- Compatible Devices: Smartphone
- Connector Type: RCA, USB Type A
- Audio Output Mode: Mono, Stereo
- Surround Sound Channel Configuration: 5.1
- Video Encoding: H.264, H.265/HEVC, MPEG-4, MPG, AVI, MOV, MKV, FLV, WMV, RM, 3GP, VOB, DAT
- Output Power: 24 Watts (RMS)
8. Warranty and Support
8.1. Product Warranty
Your ATOTOMOVE A6PF Ultra comes with a 12-month warranty from the date of purchase, plus an additional 6 months by communicating with us within 30 days of purchase. This warranty covers manufacturing defects and ensures product reliability.
8.2. Customer Support
Our dedicated product care team is available to assist you with any questions or issues. You can reach us through your order center, eproductcare, or by emailing support@atotoglobal.com.

Image: Details the 12+6 month product care, after-sales support, and online manual quick guide access via QR code.
8.3. Online Manual Quick Guide
For quick access to the online manual and additional support resources, scan the QR code provided on the product box or visit eproductcare.com.