Lowrance LMS-240 Operation Instructions

Lowrance LMS-240 Fish Finder manual cover
Pages 192
Year 2002
Language(s)
English en

Lowrance LMS-240 Fish Finder Specification

The Lowrance LMS-240 Fish Finder is a sophisticated marine navigation device designed to enhance the fishing experience by delivering precise underwater visuals and data. It features a high-resolution 240 x 240 pixel, 4-inch grayscale LCD display that ensures clear visibility under various lighting conditions. With a 200 kHz sonar frequency, it provides detailed imaging and can reach depths of up to 800 feet, making it suitable for both shallow and deep-water fishing. The device is equipped with a powerful 2400-watt peak-to-peak transmitter, ensuring strong signal penetration and accurate fish targeting.

The LMS-240 incorporates Advanced Signal Processing (ASP) technology, which automatically filters out unnecessary noise to deliver clearer sonar readings. This model supports GPS navigation, allowing users to mark waypoints and track routes, which is essential for returning to productive fishing spots. It has a built-in memory that can store up to 1000 waypoints, 100 routes, and 100 plot trails, providing ample space for navigational data.

The fish finder is designed with an intuitive user interface, complete with a combination of soft keys and a rotary knob for easy operation. Its rugged design is waterproof to the IPX7 standard, ensuring durability in harsh marine environments. The unit also supports NMEA 0183 connectivity, enabling integration with other marine electronics for a more comprehensive navigation system. Power requirements for the LMS-240 are 10-17 volts DC, making it compatible with most marine electrical systems. Overall, the Lowrance LMS-240 Fish Finder combines advanced sonar capabilities with reliable GPS functionality, offering a robust tool for both amateur and professional anglers seeking to optimize their fishing endeavors.

Lowrance LMS-240 Fish Finder F.A.Q.

How do I perform a factory reset on the Lowrance LMS-240 Fish Finder?

To perform a factory reset on the Lowrance LMS-240, turn off the unit. Then, press and hold the 'PAGES' and 'POWER' buttons simultaneously until the unit powers on and you see the reset message. Release the buttons to complete the reset process.

What should I do if the screen on my LMS-240 is blank?

If the screen is blank, first check if the unit is receiving power. Ensure that all connections are secure and inspect the fuse. If the issue persists, try adjusting the brightness and contrast settings.

How can I update the software on my Lowrance LMS-240?

The LMS-240 model does not support software updates through downloadable firmware. To ensure optimal performance, keep your device in good working condition and consult Lowrance support for any available updates specific to your device.

What is the procedure to clean and maintain the transducer of the LMS-240?

Regularly clean the transducer with mild soap and water to remove any algae or debris. Avoid using harsh chemicals or abrasives. Inspect the cable for any signs of wear and ensure it is securely mounted to the hull.

How do I interpret the sonar readings on the LMS-240 display?

The sonar readings show the water depth, bottom structure, and fish presence. Fish are typically displayed as arches, while the bottom contour is represented by a solid line. Adjust sensitivity to optimize readings based on water conditions.

Why does my LMS-240 display an inaccurate depth reading?

Inaccurate depth readings can result from a poorly mounted transducer, interference, or incorrect settings. Ensure the transducer is correctly aligned and free from obstructions. Check the device settings and perform a soft reset if necessary.

Can the LMS-240 be used in saltwater environments?

Yes, the LMS-240 can be used in saltwater environments. However, it is important to rinse the unit and transducer with fresh water after each use to prevent salt corrosion.

How can I troubleshoot power issues with my LMS-240?

To troubleshoot power issues, first check the power cable connections and ensure they are secure. Inspect the fuse for any damage and replace it if necessary. Test the power source to confirm it is providing the required voltage.

What is the best way to mount the transducer for optimal performance?

Mount the transducer in a location where it will remain submerged at all speeds and free from turbulence. Follow the installation instructions carefully, ensuring it is parallel to the waterline and away from any hull features that may cause interference.

How can I customize the display settings on my LMS-240?

You can customize the display settings by accessing the menu and navigating to the display options. Adjust settings such as brightness, contrast, and color palettes to suit your preferences and visibility conditions.