Cobra SPX 900 Operating Instructions
![Cobra SPX 900 manual cover](/images/f7507356be08b4044cd21a2a/thumbs/thumb175x175.webp)
To install the Cobra SPX 900, mount it on the windshield using the suction cup bracket for optimal detection. Plug the power cord into your vehicle's 12V socket and connect it to the detector. Ensure the detector is positioned low enough for a clear view of the road.
Check the power connection to ensure it is secure and the socket is functional. Inspect the power cord for any visible damage. If the problem persists, try a different power source to rule out a faulty socket.
Use the City mode to reduce false alerts in urban areas where there are many non-police radar signals. Regularly update the firmware and GPS database to ensure the detector filters out known sources of false alerts.
The VG-2 alert indicates the presence of a radar detector-detector, which some law enforcement agencies use to identify radar detectors. The SPX 900 is designed to be invisible to VG-2 detection.
Download the latest firmware from the Cobra website. Connect the SPX 900 to your computer via USB, then follow the on-screen instructions provided by the update software to complete the process.
Use a soft, dry cloth to wipe the exterior of the detector. Avoid using harsh chemicals or water. Regularly check the mounting bracket and suction cups for wear, and ensure they are secure and clean.
Different alert tones and visual indicators correspond to various radar bands and signal strengths. Consult the user manual for a detailed explanation of each alert type and the corresponding action to take.
The Cobra SPX 900 offers long-range detection capabilities, typically ranging from 1 to several miles depending on terrain, weather, and the type of radar signal. Adjusting the sensitivity settings can enhance performance.
The Cobra SPX 900 includes laser detection capabilities, providing alerts when laser signals are detected. However, due to the precision of laser targeting, detection might occur after the vehicle has been targeted.
While radar detectors are legal in most states, they are illegal in Virginia and Washington D.C. Commercial drivers are also prohibited from using radar detectors under federal law. Always check local laws before use.