Garmin CS 1522 Owner's Manual page 36

Bottom Lock
85�2
Select Bottom Lock to view a set range from the bottom up, with the bottom shown as a
straight line. This is useful when distinguishing fish near the bottom.
58�29
NOTE: Not available in SideVü mode.
10�1
1 Press [ZOOM] > Bottom Lock. 11�8
07:45:55
2 Press up/down to adjust the Top (range above the bottom line), and left/right to adjust
the Bottom (position of the bottom line).
Chirp
18
Gain
Auto
Medium
3 Press [SELECT] to confirm the adjustment.
Shift Zoom
Select Shift Zoom to view the specified range with higher accuracy and detail with the
unique sonar zoom technology from Garmin. In this mode the device only processes the
sonar signals received from the selected depth range.
NOTE: Not available in ClearVü and SideVü modes.
1 Press [ZOOM] > Shift Zoom.
2 Press up/down to adjust the Range (width of view), and left/right to adjust the Shift
(position of view).
3 Press [SELECT] to confirm the adjustment.
34
f
t
F
m
h
v
P
M
f
t
Zoomed view
60
50
40
30
20
Top
10
0
Bottom
0
32
34
36
20
Shift
38
40
40
42
44
Range
60
46
48
50
80
52
54
100
56
58
120
60
62
64
140
66
68
160
70
72
180
74
76
78
200
CHAPTER 2 GETTING STARTED