Lowrance lmf-400 用户手册

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Ground Speed is the default speed source for Fuel Economy.  

To change Economy Speed source: 
1. Press 

, use the 

 and 

  keys  to  select 

 and 

press 

. Select 

 and press 

. 

2. Highlight 

 and press 

 to open the Economy Speed 

menu. The menu has three options: Water Speed (Paddlewheel), Pitot 

Speed and Ground Speed (GPS). 
3. Select the desired speed source and press 

. You will be taken 

back to the main display. 
Fuel Remaining Source 
The Fuel Remaining source function allows you to select the device 

used to measure the amount the fuel remaining in the tank. 
NOTE: 

If you plan to use a fluid level sensor for a fuel tank, you must 

switch the fuel remaining source to Fuel Level. If you want to use 

the EP-10 Fuel Flow, EP-50 Storage Device or the NMEA 2000 

Suzuki Engine Interface to measure fuel remaining, select 

Engine/FFlow from the Fuel Remaining Source menu. 

To change Fuel Remaining Source: 
1. Press 

, use the 

 and 

  keys  to  select 

 and 

press 

. 

2. Highlight 

 and press 

. 

3. Select 

(Fuel Remaining Source) and press 

. 

4. Highlight the device you want to use to measure remaining fuel — 

 (Engine Fuel Flow) or 

 (Fluid Level Sensor) — 

and press 

. You will be taken back to the main display.  

Reset Trip Fuel 
A few sensors, like the Suzuki Engine Interface, EP-10 Fuel Flow and 

EP-50 Storage Device keep a running total of fuel used for a trip. By 

using the Reset Trip command, you can reset to zero the running total 

of fuel used on a trip.  
To reset trip fuel: 
1. Press 

, use the 

 and 

 keys to select 

 and 

press 

. Select 

 and press 

. 

2. Highlight 

 and press 

. The Select Engine menu 

will appear with up to four options (Port, Center, Starboard and All 

Engines), depending on the engine-tank configuration you selected 
during Boat Setup. (If you have one tank, the Press Enter to reset Trip 
Fuel message will appear.)