3.OPERATIONS
31
"VRM"
Display is expanded with VRM as its basis.
"BTM TRACK"
Only the vicinity of the bottom is automatically expanded leaving the
track of the bottom intact.
Main menu
DISPLAY
DISPLAY SETTING
ZOOM MODE
MARK RETURN TO MAIN MENU
DISPLAY SETTING
LOCK DISC
LOG LINEAR
1／3
1／2
BTM TRACK
VRM
AUTO
2
5
10
20
50
OFF
ON
OFF
ON
OFF
▲▲
GRAPH CLOSE MENU
▲
▲
ZOOM MODE
BTM. EXP. MODE
A - S C O P E
ZOOM AREA
SPLIT DISPLAY
V
R
M
COLOR SAMPLE
SCALE POSITION
FINE SCALE
Changing the zoom mode (VRM/BTM TRACK)
1
Display the main menu by pressing the
and
keys together.
2
Move control to "DISPLAY" by pressing the
or
key, and
then move control to the DISPLAY SETTING submenu by
pressing the
key.
3
Move control to "ZOOM MODE" by pressing the
or
key.
4
Move control to either "VRM" or "BTM TRACK" by pressing the
or
key.
5
Press the
MARK
key to return to the main menu.
6
Press the
GRAPH
key to return to the fishfinding display.
How to use the zoom mode
In the zoom mode, "VRM" or "BTM TRACK" can be used as its
submodes in the specified zoom range (1 to 100 m) during fishfinding
display.
The cursor (VRM) is a depth marker across the screen. This
marker can be moved in a vertical direction using the
or
key.
MAIN MENU
DEPTH/TEMP
STD. 1 2 3
STD. 1 2 3
10
5
OFF AUTO RANGE
AUTO SHIFT
PRESET
▲▲
GOTO SUB MENU
GRAPH
▲
▲
▲
▲
▲
▲
▲
▲
COLOR MODE
BACK COLOR
USER COLOR
D I S P L A Y
G R A P H
A L A R M
STD. RANGE
ZOOM RANGE
BOTTOM RANGE
AUTO MODE
CLOSE MENU
Zoom area
R: Range
VRM
Zoom area
R
