How,Install,Aftermarket,BMW,Na car How to Install an Aftermarket BMW Navigation System
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For BMW car owners, BMW navigation(http://www.eonon.com/Car-GPS/Android-Car-GPS/GA5150F.html) system is a helpful and easy-to-use addition to the car's dashboard, especially if you spend a lot of time traveling through unfamiliar areas. Some car manufacturers offer them as part of a vehicle's standard options, but for those with older vehicles, or those who are less willing to pay the expense of a dealer's markup, aftermarket navigation systems are available to install.Make Sure the Type of System You PreferDecide what kind of aftermarket navigation system you want. There are three general types available: hand-held, portable and built-in systems. Hand-held and portable systems are the easiest to install, but a built-in system usually offers the most options.Purchase a system that matches your car and your needs. Choose a simpler hand-held system if you anticipate light use, and a portable or built-in system for moderate to heavy use.Compare cost effectiveness. Hand-held systems are the least expensive, followed by portable systems. Expect to pay more for built-in systems.Installing a Portable SystemExamine the dashboard for a place to install your portable aftermarket navigation system. You generally want to choose a spot that's about level with the remainder of your instruments. You should take care not to block any other readouts or instrumentation, vents or airbags.Currently, many car owners long for an Android Car DVD(http://www.eonon.com/Car-DVD-Players/Android-Car-DVD.html) with navigation system. Install the attachment device for the portable navigation system on the part of the dashboard you have selected. It's usually Velcro, removable adhesive or a suction cup--something that will hold the device, but which can be taken off and moved without too much fuss.Installing a Built-In SystemDisconnect the negative cable from your battery. Attach the CPU of the aftermarket navigation system to a position under the dash. Remove the part of the dashboard that surrounds your old stereo system, and detach the old system with a screwdriver. Detach the wiring connecting the stereo to the electrical system as you do so. Connect the wires for your navigation system into their appropriate positions in the back of the stereo housing on the dashboard.Check that the ground wire is properly connected. Connect the CPU with the navigation system. Install the antenna at the point indicated by the particular model you have purchased. It's usually placed along the top of the dash, flush against the windshield of the car, and should be securely mounted with a screwdriver or drill.Connect the antenna cable to the CPU, taking care to keep the wiring from dangling or interfering with any other driving functions.Connect the microphone cable to the CPU, again taking care that the wiring will not interfere with your driving.Screw the navigation system into position in the stereo housing and replace the dash covering. You may need to alter the dash in order to get the new navigation system to fit properly.If you are a savvy user, it is pretty easy to install an Android 2 din car stereo(http://www.eonon.com/Car-GPS-Navigations/2-Din-Car-GPS-DVD.html), especially it is a specific model with plug and play. Here is chance to start a DIY installation, why not have a try?
How,Install,Aftermarket,BMW,Na