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signal strength 5
simulate 6, 81
GPS 5
simulator mode
new location 12
software license agreement 122
sonar 90, 91–94
adjusting 92–94
alarms 72
on the map page 90
setting up 95, 97
understanding 99
sonar tab 71
sound tab 80
speaker 80
specications 102
speed lter 81
split screen, sonar 94
sun & moon sub tab 76
system alarms 72
T
temperature 84, 98
text language 81
thermoclines 101
tide
chart 75
information 75
station 75
sub tab 75
time
delay 109
format 83
offsets 111
zone 83
timer 50
toll roads 82
TracBack 14, 41, 57
track
legs 41
log 38, 39, 41
tab 38
TracBack 40, 41
track tab 68
track up 6, 45
transducer 95, 100
trip computer page 55, 65
options menu 65
page layout 65
trip planning 27, 73
turn-by-turn route 60
turn off recalculation announcement
83
turn unit on and off 3
U
u-turns 82
underwater waypoints 94
unit overview 1
unpaved roads 82
usage mode 81
USB 86
connector 1, 105
data cable 105
drivers 105
user points tab 33
UTC 83
UTM/UPS 111
V
VHF 69, 112
via points 62
view details 47
voice language 80
volume 3, 80
W
warning v
warning page 3
water immersion iv
water speed 96
calibrating 96
water temp 73
waypoint 28
categories 34
create 28–37
edit 33
information page 21
name 33
projecting 32
proximity 37
reviewing 30
symbol 33
transition to next 27
week view 74
welcome message 85
whiteline 93, 101
X
xImage 106
Z
zoom 45
128 GPSMAP 278 Owner’s Manual
Index