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Lowrance electronic LMF-400 - page 1
Pub. 988-0151-221 www.lowrance.com LMF-400 Multi-function Gauge Installation and Operation Instructions ...
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Lowrance electronic LMF-400 - page 2
Copyright © 2005 Lowrance Electronics, Inc. All rights reserved. No part of this manual may be copied, reproduced, republished, transmitted or distributed for any purpose, without prior written consent of Lowrance Electronics. Any unauthorized commercial distribution of this manual is strictly prohibited. Lowrance Electronics may find it necessary ...
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Lowrance electronic LMF-400 - page 3
1 Table of Contents Section 1: Introduction ............................................................ 3 Section 2: Installation .............................................................. 5 Preparation ................................................................................... 5 Recommended Tools and supplies ......................... ...
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Lowrance electronic LMF-400 - page 4
2 Fluid Level .................................................................................. 22 To unconfigure Fluid Level:.................................................... 23 Calibrate .................................................................................. 25 Reset Values .......................................................... ...
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Lowrance electronic LMF-400 - page 5
3 Section 1: Introduction Thank you for buying the Lowrance LMF-400! Yo ur un it is a hi gh- quality, multi-function, digital gauge designed to work with a LowranceNET network. This is the NMEA 2000 networking system developed by Lowrance Electronics. Caution: Installing LowranceNET NMEA 2000 devices is significantly different from inst ...
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Lowrance electronic LMF-400 - page 6
4 LowranceNET teams up the powerful NMEA 2000 network standard with a fast-growing, cutting-edge family of Lowrance Electronic Probe Sensors. At press time, the product line includes the EP-10 Fuel Flow, EP-15 Fluid Level, EP-20 Engine interface, EP-25 Speed, EP-35 Temp and EP-45 Water Pressure sensors. And what's more exciting, there are othe ...
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Lowrance electronic LMF-400 - page 7
5 Section 2: Installation Preparation The design of the LMF-400 allows convenient mounting in the dash of your boat, or it can be mounted on any flat panel at least four inches in diameter. To mount the LMF-400 in the dash, first make sure there is sufficient clearance behind the panel in the desired location. Also, see that there is adequate room ...
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Lowrance electronic LMF-400 - page 8
6 LMF-400 with power cable wiring and NMEA 2000 Cable Connection. Connecting to a NMEA 2000 Network A network bus is an installed and operational network cable (backbone) running the length of your boat, already connected to a power supply and properly terminated. Such a bus provides network connection nodes at various locations around your boat. T ...
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Lowrance electronic LMF-400 - page 9
7 For complete instructions on setting up a new NMEA 2000 network or expanding an existing one, see the other document packed with your gauge, " Setup and Installation of NMEA 2000 Networks, General Information " part number 988-0154-172. If that document is missing, it can be downloaded free from the Lowrance web site. Network Nodes A ne ...
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Lowrance electronic LMF-400 - page 10
8 Add a new device to a N ME A 2000 bus by attaching a T c onnector between two T connectors, between a T connector and the end terminator, or between two backbone extension cables. If you want to add a node at the end of the line (as shown in the previous figure), remove the terminator from the very last connector, securely attach the new T connec ...
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Lowrance electronic LMF-400 - page 11
9 Section 3: Operation The displays and settings in this digital gauge are controlled by a five- button keypad. The buttons are UP , DOWN , MENU , PAGES/ENTER and EXIT . The MENU key calls up the basic menu, which allows you to set up as many as 16 pages for display. The UP and DOWN keys are used to scroll through and highlight menu items. The PAGE ...
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Lowrance electronic LMF-400 - page 12
10 4. Use the UP and DOWN keys to enter how many gallons the tank will hold and press ENTER . Press EXIT and repeat steps 3 and 4 for each of the remaining tanks. 5. After all tanks on your vessel have been setup, press EXIT repeatedly to be directed back to the main display. NOTE: If your LMF-400 was already installed on your boat you likely will ...
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Lowrance electronic LMF-400 - page 13
11 GPS Position The GPS position page displays the boater’s position in Latitude- Longitude, using Degrees-Minutes-Seconds or Degrees-Minutes as units of measure. Single Analog (from left to right), Dual Analog, Quad Analog and Single Digital page. Single Analog The single analog page displays an analog gauge that can show: Alt Voltage, Battery V ...
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Lowrance electronic LMF-400 - page 14
12 Dual Digital (from left to right), Quad Digital, Synchronizer and Trim Tabs page. Dual Digital The Dual Digital page features a pair of digital gauges which can display: Alt Voltage, Battery Voltage, Engine Temp, Atmospheric Pressure, Temperature, Depth, Engine Load, Total Engine Hours, Fuel Flow, Fuel Economy, Fuel Remaining, Fuel Range, Paddle ...
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Lowrance electronic LMF-400 - page 15
13 The pages may be displayed one at a time or in a timed scroll set at an interval of your choosing via the page scrolling setting. NOTE: The System Setup menu is the lone basic menu category that differs slightly from page to page, depending on the page being displayed. We'll delve into that later in this section. Scrolling list of page opti ...
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Lowrance electronic LMF-400 - page 16
14 Page Scrolling Once you have added the pages you want to monitor, you'll have two ways to view them on the display. You can scroll through the pages manually by using the ENTER and EXIT keys or utilize the Page Scrolling function to automatically scroll through the pages at an interval of your choosing. To activate Page Scrolling: 1. Press ...
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Lowrance electronic LMF-400 - page 17
15 Tab pop up or highlight Set Threshold and press ENTER , to set a Trim Tab threshold. The threshold for Trim Tabs ranges from 3% to 50%. Stay-on Time : By highlighting Stay-on Time you are able choose how long the RPM, Engine Trim and Trim Tab pages will be displayed when their respective thresholds have been exceeded. To set the duration of each ...
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Lowrance electronic LMF-400 - page 18
16 Contrast is highlighted on the Screen menu (left). The Contrast Adjust window (center). Reverse Video highlighted on Screen menu (right). The easiest way to change the look of the display is to utilize the Reverse Video command, commonly used for nighttime viewing. To select Reverse Video: 1. From the screen menu, highlight R EVERSE V IDEO and p ...
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Lowrance electronic LMF-400 - page 19
17 3. Select O N or O FF and press ENTER , which will take you back to the main display. 4. If you choose to keep the current setting, press EXIT to return to the Audio Setup menu Adjusting Alarm Sounds: 1. To turn on or turn off Alarm Sounds, select A LARM S OUNDS from the Audio Setup menu and press ENTER . 2. Select O N or O FF and press ENTER , ...
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Lowrance electronic LMF-400 - page 20
18 WARNING: Resetting values is a factory hard reset. All settings will be wiped out. NOTE: Resetting values does not affect engine/tank configuration or the calibration and configuration settings of devices on the bus. ...
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Lowrance electronic LMF-400 - page 21
19 Section 4: EP Configuration & Calibration To configure items linked into the LowranceNET networking system, press MENU and select S YSTEM S ETUP . Highlight B US D EVICES and press ENTER , which will bring up the message, Searching Bus Devices . Once all devices are detected, a list of the devices (Bus Devices list) will be displayed. The Bu ...
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Lowrance electronic LMF-400 - page 22
20 NOTE: If you configure the desired sensors and are not satisfied with the results, you may clear the configuration settings for each sensor individually, by resetting values from the sensor's configuration menu. Remember, ONLY the sensor you select from the Bus Devices list will be set back to its defaults. To reset the LMF-400 to its defau ...
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Lowrance electronic LMF-400 - page 23
21 In the following example, we want to swap the configuration of Temp 2 and Temp 1. We will first unconfigure Temp 2, then reconfigure Temp 1 as Temp 2. We'll finish by configuring UnCfg Temp (formerly Temp 2) as Temp 1. 1. Highlight T EMP 2 on the Bus Devices list and press ENTER , which will launch the temp sensor configuration menu. 2. Cho ...
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Lowrance electronic LMF-400 - page 24
22 To Change Engine (Reconfigure; active only with multiple-engine setting) : 1. From a fuel flow menu, select C HANGE E NGINE and press ENTER . That will call up an internal menu with three options: Port , Center and Starboard . When you select one of the three options a message appears: Changing Device Settings. When the LowranceNET has been scan ...
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Lowrance electronic LMF-400 - page 25
23 If you have one tank it will be shown as Fuel Tank. Other tanks will be displayed as Blackwater Tank, Freshwater Tank, Oil Tank, Live Well Tank and Waste Water Tank. If you have more than one of the tank types above, it will be displayed as Blk Wtr 1, 2, 3, Live Well 1, 2, 3, etc. If the tank or tanks have not been configured, they will be liste ...
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Lowrance electronic LMF-400 - page 26
24 3. Use the UP and DOWN keys to enter how many gallons the tank will hold and press ENTER . You will then be directed back to the Bus Devices list. To configure Waste Water: 1 . Highlight W ASTE W ATER from the list of configuration options and press ENTER . A window will appear prompting you to input the tank number. 2. Enter the tank number (1, ...
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Lowrance electronic LMF-400 - page 27
25 A menu will be displayed with the following options: Level Warning, Unconfigure, Reconfigure, Calibrate and Reset Values. To set Level Warning: 1. Select L EVEL W ARNING and press ENTER , which will open a menu with two options: Low Level or High Level. 2. Choose one of the levels (Low or High) and a box will appear, allowing you to set the warn ...
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Lowrance electronic LMF-400 - page 28
26 Trim Tab Sensors : highlighting Trim Tab Sensors and pressing ENTER, will launch the following message: Press Enter to Reset Device Values. To reset the Trim Tab Sensor settings to the default setting, press ENTER . Calibration of EP Devices Calibrating Fluid level is an important step to ensuring the status of your tank is correctly transmitted ...
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Lowrance electronic LMF-400 - page 29
27 To execute 3-Point Calibration : there will be three options in the 3-point calibration menu: Empty Level, Half Level and Full Level. 3-point calibration is designed for tanks that vary in shape from the top to the bottom, leading to an inaccurate fuel level sensor reading, in the narrower, bottom portion of the tank. 1. Choose the level ( E MPT ...
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Lowrance electronic LMF-400 - page 30
28 Used shown by the gauge. If the difference between these two figures is greater than 5 percent, then you need to recalibrate the unit. 3. To do this, after entering the tank has been refilled, select Y ES on the R ECALIBRATE option. 4. Then enter in the amount of fuel added to fill the tank. The calibration is calculated by comparing the actual ...
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Lowrance electronic LMF-400 - page 31
29 1. Scroll through the displayed pages until the Trim Tab page is on the main display. 2. Press MENU , select C ALIBRATE T AB and press ENTER , which will launch the following message: Bring Tabs Full Up Press Enter. 3. Adjust the position of the Trim Tabs to the Full Up Position and press ENTER . A second message will appear: Run Tabs Full DN (D ...
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Lowrance electronic LMF-400 - page 32
30 Notes ...
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Lowrance electronic LMF-400 - page 33
31 Section 5: Advanced Operation Customizing Pages In this section, we're going to take a look at how each of the pages can be customized. NOTE: In order to access a page-specific menu make sure the desired page is on the display when you press the menu button. The page menus have a lot of similarities, but many have specific menu categories t ...
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Lowrance electronic LMF-400 - page 34
32 NOTE The System Setup menu for all three analog gauges feature Speed Range and Pressure Range. A more detailed description of Speed Range and Pressure range may be found under System Setup later in this section. Single Analog page (left) with Dual Analog page (right). Dual Analog A pair of analog gauges, the Dual Analog page may be customized to ...
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Lowrance electronic LMF-400 - page 35
33 To Customize the Quad Analog page: 1. Scroll through the pages set for display by pushing the ENTER or EXIT key. 2. Once the Quad Analog page is displayed, press MENU , select C USTOMIZE and press ENTER . 3. A menu prompt will appear giving you the option to customize the gauge on the Top Left, Top Right, Bottom Left or Bottom Right . 4. Use the ...
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Lowrance electronic LMF-400 - page 36
34 To customize the Single Digital page: 1. Scroll through the pages set for display by pushing the ENTER or EXIT key. 2. Once the Single Digital page is displayed, press MENU , select C USTOMIZE and press ENTER . 3. Scroll through the device list and highlight the category you want to monitor, then press ENTER . The information you selected will b ...
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Lowrance electronic LMF-400 - page 37
35 Quad Digital The Quad Digital page has four digital gauges capable of displaying: Alt Voltage, Battery Voltage, Engine Temperature, Atmospheric Pressure, Temperature, Depth, Engine Load, Total Engine Hours, Fuel Flow, Fuel Economy, Fuel Remaining, Fuel Range, Paddle Wheel Speed, Pitot Speed, GPS Speed and Tachometer. To Customize the Quad Digita ...
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Lowrance electronic LMF-400 - page 38
36 GPS Position Displays user position in Latitude/Longitude. Fuel Manager The Fuel Manager page has three digital readouts capable of displaying: Fuel Flow, Fuel Economy, Fuel Remaining, Fuel Range, Trip Fuel Used, Seasonal Fuel, Paddle Wheel Speed, Pitot Speed and GPS Speed. While on the Fuel Manager page, press MENU to access the Fuel manager me ...
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Lowrance electronic LMF-400 - page 39
37 From the Fuel Setup menu, select F UEL R EM S RC and press ENTER. 1. Highlight your preference — E NG /F FLOW or F LUID L EV S NSR — and press ENTER. Press EXIT repeatedly to get back to the main display. Reset Seasonal The LMF-400 has the capability to track fuel usage not only for trips, but also for entire seasons. The reset seasonal opti ...
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Lowrance electronic LMF-400 - page 40
38 1. From the Fuel Setup menu, select R ST T RIP F UEL and press Enter, which will launch the following message: Press Enter to Reset Trip Fuel . 2. Press ENTER , which will take you back to the Fuel Setup menu. Press EXIT repeatedly to return to the main display. System Setup Menu To get to the System Setup menu, press MENU , then scroll down to ...
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Lowrance electronic LMF-400 - page 41
39 2. In this example, we'll select S HALLOW and press ENTER . A small menu will appear, giving you the option to turn off the alarm or set the depth. 3. Select S ET D EPTH and press ENTER. 4. Use the UP and DOWN keys to select the desired depth and press ENTER . To set the Deep alarm, press EXIT , select D EEP from the alarms menu and press t ...
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Lowrance electronic LMF-400 - page 42
40 Reset Values: 1. Press MENU , highlight S YSTEM S ETUP and press ENTER . 2. Scroll down to R ESET V ALUES and press ENTER . The following message will appear: Press Enter to reset all values. 3. Press ENTER to reset the values. NOTE: Resetting Values will not clear Engine/Tank configuration or the settings of EP sensors previously calibrated or ...
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Lowrance electronic LMF-400 - page 43
41 Change Units From the System Setup menu, select C HANGE U NITS and press ENTER . The C HANGE U NITS menu has six units of measure from which to choose: Speed/Distance , Temperature , Pressure , Depth , GPS Coordinates and Volume. System Setup menu (left) with Change Units highlighted. The Change Units menu (right) with Speed/Distance selected. S ...
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Lowrance electronic LMF-400 - page 44
42 GPS Coordinates 1. From the Change Units menu, select GPS C OORDINATES and press ENTER . 2. Choose either, D EG /M IN or D EG /M IN /S EC and press ENTER , which will take you back to the main display. Volume 1. To change the way fluids are measured, select V OLUME from the Change Units menu and press ENTER . 2. Choose either, US G ALLONS or L I ...
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Lowrance electronic LMF-400 - page 45
43 LOWRANCE ELECTRONICS FULL ONE-YEAR WARRANTY "We," "our," or "us" refers to LOWRANCE ELECTRONICS, INC., the manufacturer of this product. "You" or "your" refers to the first person who purchases this product as a consumer item for personal, family or household use. We warrant this product against ...
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Lowrance electronic LMF-400 - page 46
44 How to Obtain Service… …in the USA: We back your investment in quality products with quick, expert service and genuine Lowrance parts. If you're in the United States and you have technical, return or repair questions, please contact the Factory Customer Service Department. Before any product can be returned, you must call customer servi ...
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Lowrance electronic LMF-400 - page 47
Accessory Ordering Information for all countries To order Lowrance accessories such as power cables or transducers, please contact: 1) Your local marine dealer or consumer electronics store. Most quality dealers that handle marine electronic equipment or other consumer electronics should be able to assist you with these items. To locate a Lowrance ...
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Lowrance electronic LMF-400 - page 48
Visit our web site: Lowrance Pub. 988-0151-221 © Copyright 2005 All Rights Reserved Printed in USA 101205 Lowrance Electronics, Inc. ...
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