Simrad AUTOPILOT SYSTEM AP50 Manuel D’Utilisation

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Simrad AP50 Autopilot 
146 
20221032B
 
Clutch/bypass 
Verifies if a clutch or bypass valve has been activated when 
performing the rudder test. 
FUV1R2 
Shows the software version for a connected FU50 Steering 
Lever 
NMEA Data 
--- XTE            ---NM
OK  BWW            270°
INV BRG POS-WP     ---°
OK  POS/LAT  N 58°33.222'
OK  POS/LON  E 10°50.013'
NMEA DATA
OK  COG            270°
INV SOG            ---kt
OK  WIND        R 45.3°
FRM SPEED           ---kt
INV DEPTH          
 ---m
 
Select the "NMEA DATA" by pressing the   (STBD) button 
and confirm this by rotating the course knob clockwise.  
The menu provides you with status information about the 
different NMEA messages used by the system. 
Decoding 
The incoming signals are decoded according to a built-in 
priority table in the AP50. Cross Track Error and bearing 
information is taken from the NMEA messages with highest 
priority. 
For all data items, one of the following codes will be displayed: 
---  
No data or no NMEA sentence containing the data 
needed at the input port. 
OK  
Valid data found 
INV  
A message with invalid information. 
FRM   Message has a format failure such as: 
a)  Incorrect check sum  
b)  Wrong contents in the datafield(s) 
If data are missing or invalid, perform the following: 
•  Check the NMEA signal monitor (see below). 
•  Check the interface setup in the Installation Menu (see page 
•  Check the navigator set-up and make sure it is transmitting 
appropriate NMEA data. 
•  Perform a NMEA Port Test (hardware) (see below). 
Note ! 
The “WIND” reading is the apparent wind from the left (L) or 
right (R). The “SPEED” reading is the speed through water.