Cobra XRS 878 Operating Instructions

Pages 15

Year 2009

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Cobra XRS 878 Specification

The Cobra XRS 878 is a sophisticated radar and laser detector designed to enhance driver awareness and safety. At its core, the device utilizes advanced Xtreme Range Superheterodyne technology, which allows for highly accurate detection of radar signals from both short and long distances. This ensures drivers are alerted to potential speed traps well in advance. The XRS 878 is equipped with a comprehensive 14-band detection system, capable of identifying all major radar and laser frequencies used by law enforcement, including X, K, Ka, and Ku bands, alongside VG-2 and Spectre I detection to counter radar detector detectors.

A standout feature of the Cobra XRS 878 is its intuitive voice alert system, which provides clear and concise notifications, reducing the need for drivers to take their eyes off the road. The device also includes an ultra-bright data display, which offers easy readability of alerts and status information even under direct sunlight. The unit is powered by a 12V supply and features a user-friendly interface with multiple sensitivity modes, allowing users to customize alerts based on driving conditions and preferences.

For enhanced situational awareness, the Cobra XRS 878 incorporates LaserEye technology, providing 360-degree detection of laser signals, ensuring comprehensive coverage and protection. The compact and sleek design of the detector allows for unobtrusive installation on the dashboard or windshield. Additionally, the device supports a city/highway mode switch, optimizing performance based on urban or rural environments to minimize false alerts. Overall, the Cobra XRS 878 combines advanced detection capabilities with user-friendly features, making it a reliable companion for drivers seeking enhanced protection from speed enforcement measures.

Cobra XRS 878 F.A.Q.

How do I power on the Cobra XRS 878 radar detector?

To power on the Cobra XRS 878, ensure it is connected to the car's cigarette lighter or power outlet. Turn on the vehicle's ignition, and the device should automatically power on.

How can I update the firmware on my Cobra XRS 878?

Firmware updates for the Cobra XRS 878 are typically managed through Cobra's official website. Download the latest firmware, connect the device to your computer via USB, and follow the update instructions provided by Cobra.

What should I do if my Cobra XRS 878 is not detecting radar signals?

Ensure the radar detector is mounted correctly with a clear view of the road. Check that the device is powered on and the volume is not muted. Verify that the correct settings are enabled for radar detection.

How can I reset the Cobra XRS 878 to factory settings?

To reset the Cobra XRS 878, press and hold the "Dim" and "City" buttons simultaneously for about 2 seconds until you hear a beep. This will restore the unit to its factory settings.

What is the recommended way to clean and maintain the Cobra XRS 878?

Use a soft, dry cloth to clean the exterior of the device. Avoid using harsh chemicals or abrasive materials. Regularly check the power connections and mount to ensure they are secure.

How do I adjust the volume on the Cobra XRS 878?

To adjust the volume, use the volume control buttons located on the side of the device. Press the up or down button to increase or decrease the volume respectively.

Can the Cobra XRS 878 detect laser signals?

Yes, the Cobra XRS 878 is equipped with laser signal detection capabilities, providing alerts for laser-based speed monitoring devices.

What do I do if I experience false alerts with the Cobra XRS 878?

To minimize false alerts, ensure the device's sensitivity settings are correctly configured. You can also enable the 'City Mode' to reduce the frequency of false alerts in urban areas.

How do I mount the Cobra XRS 878 on my windshield?

Use the provided suction cup mount to attach the radar detector to your windshield. Ensure the mount is clean and press it firmly against the windshield until it is securely in place. Adjust the angle for optimal road view.

What is the purpose of the 'City Mode' on the Cobra XRS 878?

'City Mode' reduces the device's sensitivity to help minimize false alerts in areas with many signals, such as urban environments. This allows for more accurate detection of actual threats.