Lowrance lmf-400 ユーザーズマニュアル

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depending on the number of engines chose during Boat Setup. The 

options are All Engines, Port, Center, Starboard and Off. The default 

setting is All Engines. (If you have a single-engine configuration, the 

only options on the Engine Warning menu will be on and off.) 
1. Press 

, use the 

 and 

 keys to highlight 

, 

and press 

. 

2. Highlight 

 and press 

 to access the Engine 

Warnings menu.  
3. Choose the desired option and press 

. You will be taken back 

to the main display. If you choose All Engines, the alarm will be shown 

for each alarm that has been set. If Port, Center or Starboard engines 

are selected, the gauge will only show warnings coming from the 

chosen engine. (To turn off all engine warnings, highlight 

 and press 

. If you turn off engine alarms, no alarms will be shown for any 

of the engines.)  
Bus Devices 

The Bus Devices feature allows you to manage devices on the NMEA 

2000 network. Accessing devices from the Bus Devices list gives you 

access to an EP sensor's internal menu. We will cover that in more 

detail in Section 4: EP Configuration and Calibration. 
1. Press 

, use the 

 and 

  keys  to  select 

 and 

press 

. 

2. Highlight 

and press 

.

The Bus Devices, a list of 

network devices, will appear. 
3. Press 

 repeatedly to get back to the main display. 

Sonar alarms allow you to set alarms that will alert you as water depth 

changes around your vessel. If the depth rises above (Deep Alarm) or 

falls below (Shallow Alarm) thresholds of your choosing, an alarm will 

sound.  
To set the Shallow Alarm: 
The shallow alarm will sound when your vessel enters water more 

shallow than the selected shallow alarm threshold.  
1. Press 

, use the 

 and 

  keys  to  select 

 and 

press 

. 

2. Highlight Sonar Alarms and press 

 to open the Sonar Alarms 

menu with two options: Shallow and Deep.  

3. Select 

 and press 

. The Shallow menu will appear with 

two options: Off and Set Depth.