MayDay 115, 117
measuring distance 48
messages 120
message tab 78
mils 84
MMSI 69, 116
MOB 14, 16
month view 74
moon information 76
N
NAV/MOB 16
navigate
route 14, 24, 57
track 14, 16, 41, 57
navigation
resuming 61
stopping 61
navigation alarms 72
near
destination 21
next 21
other 19, 21
new
altitude 6
location 6, 12
waypoint 30, 32
next turn 83
alarm 72
NMEA 86, 88, 108
north up 6, 45
O
“Off Route Recalculating” Announce-
ment 83
off course 72
off road 82
on-screen button 8
overzoom 46
P
page layout 43
trip computer 65
panning the map 46
PC interface cable 105
persistent alarm 72
plan route 27, 54
plan trips 73
point 74
points of interest 17. See POIs
points tab 68
POIs 1, 106
custom 106
position data page 55
options menu 55
position report 112–117
power 2, 3, 104
connector 1, 2
outlet 2
practice mode. See simulator mode
project waypoint location 32
proximity 36
alarms 36
points tab 36
waypoint 37
R
recalculating 82
receiver not usable 5
receiver status 5
receive satellite signals 3
receiving a DSC call 70, 114
record tracks 41
reference position 19
reset timer 83
reset trip data 55
review route 25
road routing tab 81
route 26, 74
add points 26, 31
create 22–27
edit 25–27
leg transition 27
preference 81
route tab 67
RTCM 86, 88
S
sail boat racing timer 50
satellite acquisition 5
satellite signals 4
save present location 28
save this route 64
saving the current route 64
saving tracks 39, 40, 41
scan for a frequency 87
scroll bar 8
searching the sky 5
search history 20
selecting options 9
serial communications port 105
serial data format 86
serial number 1
setup tab 81
guidance sub tab 82
interface sub tab 86
location sub tab 84
road routing sub tab 81
system sub tab 81
timers sub tab 83
time sub tab 83
welcome sub tab 85
set an alarm 71
set date 83
set fuel ow 27
set speed 27
shorter distance 82
GPSMAP 278 Owner’s Manual 127
Index