Trouble shooting
20220596G 119
you with status information of the different NMEA sentences
used in the system.
Decoding
The incoming signals are decoded according to a built in priority
table.
Cross track and bearing information are taken from the NMEA
sentences with highest priority.
One of the following codes will be displayed:
--- No data or no NMEA sentence containing the data
needed is available at the input port.
OK Valid data found
INV Sentence with invalid information.
FRM Sentence has format failure such as
a) Incorrect check sum
b) Wrong contents in datafield(s)
--- XTE -----
FRM BWW 12.5
OK BRG
POS-WP 224.9
OK POS/LAT
OK POS/LON
N 22°45.345
E123°34.456
--- COG ---
FRM SOG 12.5
--- WIND ---
--- SPEED ---
FRM DEPTH ---
If data are missing or invalid, perform the following:
• Check the NMEA signal monitor (see below)
• Check the interface setup in the Installation Menu (page 98)
• Check the navigator setup and make sure it is transmitting
appropriate NMEA data.
• Perform a NMEA (hardware) test as per below.
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