1. Introduction
This user manual provides comprehensive instructions for the installation, operation, and maintenance of your aboutBit CA-63 Single DIN CarPlay Stereo Receiver. This advanced car stereo features a 6.5-inch touchscreen with Apple CarPlay and Android Auto compatibility, Bluetooth connectivity, and various multimedia options to enhance your in-car entertainment and navigation experience.

The aboutBit CA-63 Single DIN CarPlay Stereo Receiver, showcasing its 6.5-inch touchscreen, included remote control, and compatibility with both Apple CarPlay and Android Auto via USB connection.
2. What's in the Box
Please check the contents of the package to ensure all items are present:
- Single Din CarPlay Radio Unit
- Wiring Harness & Mounting Kits
- IR Remote Control
- User Manual (this document)
3. Key Features
- 6.5-inch IPS Touchscreen: High-definition 1024x600 resolution display for clear visuals and responsive touch control.
- Wired Apple CarPlay & Android Auto: Seamless integration with your smartphone for navigation, music, calls, and messaging via USB.
- Wired Screen Mirroring: Project your iOS or Android phone's display onto the stereo screen for various applications and 1080P HD video playback.
- Bluetooth 5.3 Connectivity: Stable and fast wireless connection for hands-free calling with a built-in microphone and audio streaming.
- Physical Volume Knob: For convenient and precise audio level adjustments.
- Multiple Inputs: Includes AUX-in, USB port, and a Type-C port for 2.1A fast charging.
- Audio & Video Outputs: Dual channel RCA audio outputs for external amplifiers/subwoofers and video outputs for external headrest displays.
- DSP Sound Effects: Customizable 10-band digital equalizer for personalized audio tuning.
- AM/FM Radio: Built-in tuner with 30 preset stations for news, music, and sports.
- Rear View Camera Input: Supports connection to an aftermarket backup camera (sold separately) for safer parking and reversing.
- Steering Wheel Control (SWC): Compatible with existing steering wheel controls for added convenience.
- Standard Single DIN Size: Designed to fit most single DIN dash openings.

Detail of the aboutBit CA-63's physical volume knob and front panel inputs including AUX, Type-C charging, and USB ports.
4. Setup & Installation
Before beginning installation, ensure your vehicle's battery is disconnected to prevent electrical shorts. Professional installation is recommended.
4.1 Wiring Diagram
Refer to the following diagram for proper wiring connections. The included wiring harness simplifies the process by matching standard vehicle wiring colors.

Detailed wiring diagram for the aboutBit CA-63 stereo, illustrating connections for power (Ignition, Battery, GND), speakers (Front/Rear Left/Right), amplifier control, steering wheel control, reverse lamp, and RCA outputs (L-OUT, R-OUT, V-OUT1, V-OUT2, CVBSIN, CAMIN).
- Power Connections:
- Yellow Wire: Battery (Constant +12V)
- Red Wire: ACC (Switched +12V, Ignition)
- Black Wire: GND (Ground)
- Speaker Connections (Harness B): Connect to your vehicle's corresponding speaker wires. Ensure correct polarity (+/-).
- White/White-Black: Front Left Speaker
- Gray/Gray-Black: Front Right Speaker
- Green/Green-Black: Rear Left Speaker
- Purple/Purple-Black: Rear Right Speaker
- Other Connections (Harness A):
- Blue Wire: Amplifier Control (AMP-CONT)
- Orange Wire: Illumination/Lamp Control
- Brown Wire: Steering Wheel Control (SWC)
- Pink Wire: Reverse Lamp (for backup camera trigger)
- RCA Connections (Rear Panel):
- L-OUT / R-OUT: Audio outputs for external amplifier/subwoofer.
- V-OUT1 / V-OUT2: Video outputs for external monitors.
- CVBSIN: Video input.
- CAMIN: Rear view camera video input.
4.2 Physical Installation
- Remove Old Unit: Carefully remove your existing car stereo from the dashboard.
- Connect Wiring: Connect the provided wiring harness to the vehicle's wiring harness, matching colors as per the diagram. Connect any additional wires for steering wheel controls, backup camera, or external amplifiers.
- Mounting: Slide the CA-63 unit into the single DIN dash opening. Secure it using the included mounting brackets and screws.
- Test Connections: Before fully reassembling the dashboard, reconnect the vehicle's battery and perform a quick test of the unit's basic functions (power on/off, radio, display).
- Reassemble: Once satisfied with the connections and basic functionality, carefully reassemble your vehicle's dashboard.

Illustration of the backup camera input wiring (Camera Not Included) and the functionality of steering wheel controls for the aboutBit CA-63 stereo.
5. Operating Instructions
5.1 Power On/Off & Volume Control
- Power: Press the power button (usually marked with PWR or a power symbol) to turn the unit on or off.
- Volume: Rotate the physical knob on the left side of the unit to adjust the volume.
5.2 Apple CarPlay & Android Auto
Connect your iPhone or Android smartphone to the stereo's USB port using a high-quality USB cable. The unit will automatically launch the corresponding CarPlay or Android Auto interface.
- Navigation: Use Apple Maps, Google Maps, or Waze directly on the stereo screen.
- Music & Podcasts: Access your favorite audio apps.
- Calls & Messages: Make calls and send/receive messages using voice commands or the touchscreen.
- Voice Control: Activate Siri (for CarPlay) or Google Assistant (for Android Auto) by pressing the voice control button on the unit or steering wheel (if connected).

Visual representation of the wired Apple CarPlay and Android Auto interfaces as displayed on the aboutBit CA-63 stereo, highlighting voice command integration.
5.3 Wired Screen Mirroring (MirrorLink)
Connect your smartphone via USB cable. Select the "MirrorLink" or "Screen Mirror" option on the stereo. Follow the on-screen prompts to enable mirroring from your phone. This allows you to display your phone's screen directly on the stereo, including video playback.

The aboutBit CA-63 stereo demonstrating wired screen mirroring, showing a smartphone's display (with a racing video) projected onto the unit's screen.
5.4 Bluetooth Connectivity
Pair your smartphone with the CA-63 for hands-free calling and wireless audio streaming.
- On the stereo, navigate to the Bluetooth menu.
- Enable Bluetooth on your smartphone and search for available devices.
- Select "aboutBit CA-63" (or similar name) from the list on your phone.
- Confirm the pairing code if prompted.
Once paired, you can make/receive calls directly through the stereo and stream music from your phone's audio apps.

The aboutBit CA-63 stereo's Bluetooth interface during a call, highlighting the built-in microphone for hands-free communication.
5.5 AM/FM Radio
Select the "Radio" source on the unit. Use the touchscreen controls to scan for stations, save presets, and switch between AM and FM bands.
- Auto Scan: Automatically search and save strong stations.
- Manual Tune: Fine-tune to specific frequencies.
- Presets: Store up to 30 of your favorite stations for quick access.

The aboutBit CA-63 stereo's interface for AM/FM radio tuning and digital multimedia playback via USB, Type-C, and Aux-in.
5.6 USB & AUX Input
Connect USB drives for media playback or use the AUX-in port for external audio devices. The Type-C port provides 2.1A fast charging for compatible devices.
5.7 Audio Settings (DSP & EQ)
Access the sound settings menu to customize your audio experience. The 10-band digital equalizer allows for precise tuning of bass, treble, and mid-range frequencies. Preset EQ modes (e.g., Jazz, Pop, Rock) are also available.

The aboutBit CA-63 stereo's sound setup screen, showing the 10-band digital equalizer with various preset options and RCA audio/video output connections.
6. Maintenance
- Cleaning the Screen: Use a soft, lint-free cloth to gently wipe the touchscreen. For stubborn smudges, slightly dampen the cloth with water or a screen-safe cleaner. Avoid abrasive materials or harsh chemicals.
- General Cleaning: Keep the unit free from dust and debris. Use a soft brush or compressed air to clean around buttons and ports.
- Software Updates: Periodically check the manufacturer's website (aboutBit) for any available firmware updates to ensure optimal performance and compatibility.
- Avoid Extreme Temperatures: Do not expose the unit to extreme heat or cold, as this can affect its performance and lifespan.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Incorrect wiring (power/ground), blown fuse, vehicle battery issue. | Check all power connections (Yellow, Red, Black wires). Verify vehicle fuses and the fuse on the unit. Ensure battery is charged. |
| No sound from speakers. | Incorrect speaker wiring, volume too low, mute activated, amplifier issue (if external). | Check speaker wire connections and polarity. Increase volume. Ensure unit is not muted. Check external amplifier connections if applicable. |
| CarPlay/Android Auto not connecting. | Faulty USB cable, phone not compatible, software glitch. | Use a high-quality, original USB cable. Ensure your phone's OS is up to date. Restart both phone and stereo. Check phone settings for CarPlay/Android Auto permissions. |
| Bluetooth connection unstable. | Interference, distance from phone, old Bluetooth profile. | Ensure phone is close to the unit. Remove other Bluetooth devices. Delete the pairing from both devices and re-pair. |
| Backup camera not displaying. | Incorrect camera wiring, camera not powered, reverse trigger wire not connected. | Verify CAMIN video input connection. Ensure camera is receiving power. Check the pink reverse trigger wire connection. |
| Touchscreen unresponsive or lagging. | Temporary software issue, excessive heat. | Restart the unit. Ensure proper ventilation around the unit. If persistent, a factory reset might be necessary (consult support). |
8. Specifications
| Model Number | CA-63CP |
| Display Size | 6.5 inches |
| Display Type | IPS Touchscreen |
| Resolution | 1024 x 600 HD |
| Bluetooth Version | 5.3 |
| USB Charging | Type-C (2.1A Fast Charging) |
| Audio Output Power | 4-Channel 300W (Max) |
| Equalizer | 10-Band Digital EQ |
| Radio Tuner | AM/FM (30 Presets) |
| Product Dimensions | 4.5 x 7.36 x 2.4 inches (11.43 x 18.69 x 6.1 cm) |
| Item Weight | 1.98 pounds (0.9 kg) |
9. Warranty & Support
For warranty information, technical support, or service inquiries regarding your aboutBit CA-63 Stereo Receiver, please contact aboutBit customer service. Refer to the contact information provided with your purchase documentation or visit the official aboutBit website for the most up-to-date support resources.
When contacting support, please have your product model number (CA-63CP) and purchase details ready.