Operator's Manual

1. OPERATION
6
List of terms
The following table shows the terms used in the RD-20.
Term Meaning
% Percent
°C Degree(s) Celsius
°F Degree(s) Fahrenheit
1AXIS 1-axis
7-SEG 7-Segment
38.4k 38.4Kbps
4.8k 4.8Kbps
A, AUTO Automatic
AFT After
AH Ahead
ALL All
ARROWS Arrows
AS Astern
AVE Average
BACK Back
BAUD-RATE Baud rate
BOOTER Booter
BRILL Brilliance
CAL Calibration
CH1 Serial Input port, “Channel 1” (RD1A, RD1B)
CH2 Serial Input/Output port, “Channel 2” (RD2A, RD2B, TD2A, TD2B)
ChkSUM Check Sum
CLEAR Clear
COG Course Over the Ground
DATA Data
DAY Daytime
DBK Depth Below Keel
DBS Depth Below Surface
DBT Depth Below Transducer
deg/min degree/minute
DEPTH Depth
DIMMER Dimmer
DIR Direction
DISP Display
DOT Dot-Matrix
ENGINE Engine
ft feet
FWD Forward
GPS Global Positioning System
HDG Heading
KEY Key
km/h Kilometer/hour
kn knot
LED Light Emitting Diode
LOOP Loop
MAG Magnetic: The bearing measured with magnetic north as the reference direction.
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