Furuno FCV-1100L - Manual (Page 20)

1. OPERATIONAL OVERVIEW
1-12
1.7 Shifting the Basic Range
The [-] and [+] keys determine the start depth (shown at the top of the screen) of
the picture. In the default setting any shift is reflected on other ranges. This
feature is not available when AUTO SHIFT is active.
picture
Shift the start
depth to watch
shallow or deep.
Principle of shift
1 0 f t
S H I F T
10
Shift window (screen center), shift indication (top right corner)
Note 1: This operation must be done within five seconds after pressing the [-] or
[+] key, otherwise the shift window will be erased.
Note 2:
Automatic shift, which provides virtually hands-free automatic operation,
is also available. For further details, see AUTO SHIFT on page 3-3.
Note 3:
You can shift the display independently for each range by turning on
FREE SHIFT, on the SYSTEM SETTING menu. For details, see FREE
SHIFT on page 3-2.