The Alpine CDA 9847 is a popular car stereo system known for its advanced features and high-quality sound. However, installing a new stereo system can be a daunting task, especially if you’re not familiar with car wiring diagrams. This guide aims to simplify the process by providing a comprehensive wiring diagram for the Alpine CDA 9847, along with step-by-step instructions and frequently asked questions.
What is a wiring diagram?
A wiring diagram is a visual representation of the electrical connections and wiring layout of a device or system. In the case of a car stereo system, the wiring diagram shows how different components, such as the head unit, amplifier, and speakers, are connected to each other and to the car’s electrical system. Understanding the wiring diagram is essential for a successful installation and optimal performance of the stereo system.
Alpine CDA 9847 Wiring Diagram
Before we get into the wiring diagram, it’s important to note that the wiring connections may vary depending on your car make and model. Therefore, it’s essential to refer to your car and stereo system’s user manual before attempting to install the Alpine CDA 9847. That said, the following wiring diagram is a general layout of the connections for the Alpine CDA 9847:
| Wire color | Function | Connection |
|---|---|---|
| Yellow | Battery power | Connect to a constant 12V power source |
| Red | Ignition power | Connect to a switched 12V power source |
| Black | Ground | Connect to a clean bare metal surface |
| Blue/white stripe | Amplifier remote turn-on | Connect to the amplifier’s remote turn-on wire |
| White | Front left speaker positive | Connect to the positive terminal of the front left speaker |
| White/black stripe | Front left speaker negative | Connect to the negative terminal of the front left speaker |
| Gray | Front right speaker positive | Connect to the positive terminal of the front right speaker |
| Gray/black stripe | Front right speaker negative | Connect to the negative terminal of the front right speaker |
| Green | Rear left speaker positive | Connect to the positive terminal of the rear left speaker |
| Green/black stripe | Rear left speaker negative | Connect to the negative terminal of the rear left speaker |
| Purple | Rear right speaker positive | Connect to the positive terminal of the rear right speaker |
| Purple/black stripe | Rear right speaker negative | Connect to the negative terminal of the rear right speaker |
Once you have connected all the wires according to the wiring diagram, double-check your connections to ensure they are correct and secure. You can now turn on the ignition and test your new Alpine CDA 9847 car stereo system.
Frequently Asked Questions (FAQ)
Can I install the Alpine CDA 9847 myself?
Yes, you can install the Alpine CDA 9847 yourself, but it requires some knowledge of car wiring and electronic systems. If you’re not confident in your abilities, it’s recommended to seek professional help.
Is it necessary to connect the amplifier turn-on wire?
Yes, it’s essential to connect the amplifier turn-on wire (blue/white stripe) to turn on the amplifier when the stereo system is turned on. Otherwise, the amplifier will not receive any power and will not function.
What happens if I connect the wires incorrectly?
If you connect the wires incorrectly, you may damage the stereo system and/or the car’s electrical system. Therefore, it’s crucial to follow the wiring diagram and double-check your connections before testing the system.
Do I need any special tools for the installation?
Some basic tools, such as wire strippers, crimpers, and a multimeter, are necessary for a successful installation. You may also need a dash removal tool to access the stereo unit.
How do I troubleshoot any issues with the stereo system?
If you encounter any issues with the stereo system, first check the connections and wiring to ensure they are correct and secure. You can also refer to the user manual or contact Alpine customer support for further assistance.
Is the Alpine CDA 9847 compatible with my car?
The Alpine CDA 9847 is a universal car stereo system that is compatible with most car models. However, it’s essential to refer to the user manual and check the compatibility with your car make and model before purchasing.
Now that you have a comprehensive guide to the Alpine CDA 9847 wiring diagram, you’re ready to install your new car stereo system with confidence.
