
Do you have a question about the Cobra 12 BAND XRS 9940 and is the answer not in the manual?
| Power Source | 12V DC |
|---|---|
| LaserEye | Yes |
| City/Highway Modes | Yes |
| 360° Protection | Yes |
| Detection Bands | X, K, Ka, Laser |
| Alert Types | Audible, Visual |
Federal laws on radar detector reception and local enforcement implications.
Explains the Safety Alert system for emergency vehicle detection and coverage.
Advises on safe operation and securing the detector against theft.
How to get support from Cobra Electronics in the U.S.A. via phone and email.
Explains the function of all buttons on the detector for operation and settings.
Details the power input and audio output ports for connecting accessories.
Describes the advanced full-color display for intuitive alerts and information.
Highlights the advanced technology providing maximum detection range and warning time.
Lists various alert types including Safety Alert, Strobe Alert, and anti-detection features.
Covers features like voice/tone alerts, display customization, and power saving modes.
Explains the manual's structure and guides users to get acquainted with the detector.
Information on the detector's advanced OLED screen for graphical alerts and data display.
Recommendations for windshield and dashboard mounting for best signal reception.
Identifies items that can block or weaken radar and laser signals.
Detailed steps for securely attaching the detector to a windshield.
Detailed steps for securely attaching the detector to a dashboard.
How to turn on the unit and adjust the audio alert volume.
Explanation of the icons that appear on the standby screen indicating device status.
How to change the display brightness for day or night driving conditions.
Setting the display to automatically dim or turn off to conserve screen life.
How to select Highway or City modes for optimized false signal rejection.
Using the Mute button to quickly silence an active audio alert.
Connecting an external speaker via the auxiliary audio jack for loud environments.
Steps to access the main program screen using the Menu/Save button.
Using buttons to scroll through User Settings and Alert Settings options.
Using the Mute button to toggle options or cycle through available choices.
Visual guide for programming user preferences like City mode, IntelliMute, and Compass.
Visual guide for configuring which alert signals the detector will respond to.
Configuring City modes (X Only, X+K, X Beep Off) for targeted signal detection.
How IntelliMute uses engine RPMs to mute alerts and the procedure to set the activation point.
Automatically reduces alert volume after initial sounding for a set duration.
Choosing between voice prompts or audible tones for alerts and confirmations.
Enabling the 8-point compass and the necessity of calibration for accuracy.
Step-by-step instructions for calibrating the internal compass using driving maneuvers.
Automatically places the unit in low power mode after the car engine is turned off.
Adjusting when the standby screen dims or turns off to conserve screen life.
Setting the default brightness level for the dimmer display modes.
Personalizing the display color scheme to match vehicle interior lighting.
Displaying vehicle battery voltage and configuring low voltage alerts.
Resets the detector to its original factory default configuration and settings.
Enabling or disabling the detection of Pop mode radar signals.
Configuring alerts for specific radar frequency bands like X, K, and Ku.
Enabling alerts for VG-2 and Spectre 1 radar detector detection devices.
Enabling or disabling alerts for Safety Alert traffic warning signals.
Overview of various signals the detector can identify and alert on.
How distinct tones indicate signal types and strengths, with varying repeat rates.
How signal types and strengths are visually represented on the detector's display.
Visual representation of signal strength for different radar bands (X1 to X5).
Visual display and voice alerts for various types of laser signals (LTI, ProLaser).
Visual display for strobe alerts, indicating emergency vehicle presence.
Visual indicators for Safety Alerts such as emergency vehicles and road hazards.
Visual and audio indications for detecting VG-2 and Spectre 1 radar detector detectors.
How the detector responds to sudden, high-strength speed monitoring signals.
Interpretation and recommended responses for Pop mode radar alerts.
Explanation of X, K, Ka, and Ku band frequencies used in radar speed guns.
How VG-2 and Spectre 1 devices work to detect radar detectors.
How Safety Alert transmitters warn of emergency vehicles, trains, and road hazards.
How Strobe Alert detects special strobes on emergency vehicles.
Explains LIDAR technology, its limitations (weather, glass), and its legal status.
Details on Pop mode radar guns and their detection characteristics and sensitivity.
Basic care instructions and troubleshooting steps for common operational issues.
Key technical specifications including band frequencies and patent information.
Details of the warranty coverage, exclusions, and customer rights in the USA.
Instructions for sending the product for factory service, including shipping and documentation.
List of registered trademarks and trademarks associated with Cobra and other brands.
Information on purchasing additional accessories like power cords and mounting brackets.
Quick reference chart for user settings, modes, tone, display, and voice options.
Continuation of user settings guide, covering advanced options and restore functions.
Quick reference chart for configuring alert settings like Pop, X/K/Ku bands, VG-2, Spectre, and Safety Alert.












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