Furuno 1834C-BB User Manual

2. RADAR OPERATION 

Shown when radar 
source is the Model
18x4-BB/19x4-BB
series radar. Not
shown otherwise.

°

RETURN

I.  REJ

E. AVG

E. STR

PULSE

E

3.  Choose the 1.5 nm or 3 nm with the RANGE key. 
4.  Press the C: PULSE soft key to select the pulselength setting. SHORT or MEDIUM for 

1.5 nm, 1.5 sm, 3 km and MEDIUM or LONG for 3 nm, 3 sm, 
6 km. 

5.  Press the E: RETURN soft key to finish. 
 

This unit provides four radar presentation modes: head-up, course-up, north-up and true 
motion. 
 
Heading data is required for modes other than head-up. 

 

1.  If not displayed, press the HIDE/SHOW key to show the radar soft keys. 
2.  Press the B: RADAR DISPLY soft key to show the RADAR DISPLAY soft keys. 
3.  Press the A: MODE soft key. Each pressing of the key changes the presentation mode 

and the presentation mode indication in the sequence of North-up, True Motion, 
Head-up, and Course-up. 

North-up N-UP 

NTH 

UP 

True Motion 

TR-M 

TRUE M 

Head-up H-UP 

HD 

UP 

Course-up C-UP 

CSE 

UP 

4.  Press the E: RETURN soft key to finish 
 
Note:

 When heading data is lost, the presentation mode automatically goes to head-up, the 

heading indication at the screen top shows “- - -.-

°” and the audio alarm sounds. Press the 

 key to acknowledge the alarm. The message “HEADING DATA MISSING” appears. 

Restore compass signal to show heading indication. Use the A: MODE soft key to select 
presentation mode if necessary. The audio alarm may be silenced with the CLEAR key.