If you need additional assistance in configuring the unit to communicate with another device, consult the factory; customer service phone num- bers are in the back of the unit's manual. To set Com Port Configuration:

1.Press MENUMENU↓ to SYSTEM SETUPENT.

2.Press ↓ to COMMUNICATIONS PORTENT.

A menu appears with a drop-down Baud Rate selection box highlighted. The menu also contains an on/off checkbox to activate NMEA Output, and a button that activates the Configure NMEA command (described in the following section).

To set Baud Rate:

With the Baud Rate box selected (the title bar should be highlighted in blue, see the middle figure above), press ENT. A drop-down list appears, showing available baud rates. Select the one that matches the baud rate on your VHF radio, and then press ENT.

To activate NMEA Output:

From the Communication Ports menu, press ↓ to highlight NMEA Out- put. Press ENT to check (turn on) or uncheck (turn off) the NMEA Out- put checkbox.

To exit the Communication Ports menu, press EXITEXITEXIT.

Configure NMEA

Once in the Communication Ports menu, you can configure the unit to use specific NMEA sentences. (The default setting has all NMEA sen- tences turned on.) Press ↓ to CONFIGURE NMEAENT.

NMEA Sentences selection menu.

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Lowrance electronic M68I owner manual Configure Nmea
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M68I specifications

The Lowrance M68i is a compact and versatile fishfinder designed for anglers who seek an efficient and reliable tool to enhance their fishing experience. This unit combines advanced technology with user-friendly features, making it suitable for both novice and seasoned fishermen.

One of the standout features of the M68i is its brilliant 6.4-inch display, which boasts a high-resolution color screen. This allows for clear visibility even in bright sunlight, enabling users to easily interpret data and locate fish beneath the water’s surface. The screen is also designed with a user-friendly interface that simplifies navigation through the device’s various settings and functions.

The M68i utilizes Lowrance's innovative Broadband Sounder technology, which provides exceptional sonar performance. This technology delivers clear and accurate readings, allowing anglers to differentiate between fish and their habitats with ease. The unit offers various depth and sensitivity settings, ensuring adaptability to different fishing conditions and environments.

In addition to its sonar capabilities, the M68i includes a built-in GPS system. The integrated GPS provides anglers with precise navigation, including the ability to mark waypoints and track routes. This is particularly useful for returning to successful fishing spots or navigating unfamiliar waters. The unit comes preloaded with detailed mapping and can support additional mapping options for enhanced coverage.

Another noteworthy aspect of the M68i is its rugged and waterproof design. This durability allows the device to withstand harsh marine environments, ensuring that it stays functional even under challenging conditions. The design is also convenient for mounting on various boats, making it a versatile choice for different fishing setups.

The M68i is equipped with several customizable features, enabling users to tailor the display to their specific needs. The unit allows for split-screen viewing, which is helpful for simultaneous sonar and GPS readings. Additionally, anglers can adjust color palettes and data readouts to enhance visibility and accessibility during their fishing trips.

Overall, the Lowrance M68i fishfinder stands out for its combination of advanced sonar technology, GPS capabilities, and robust design. It serves as a reliable tool for anglers looking to improve their fishing success and navigate waterways with confidence. Whether you're out for a leisurely day on the water or a serious fishing expedition, the M68i is well-equipped to support your needs.
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