Simrad EQ33, Руководство пользователя

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EQ33 Fundamentals & initial start-up Chapter 2-3
2.2 Key functions
Some of the key functions are general and can be applied at any
time, other key functions are related to a certain menu(s) and can
only be applied when in the appropriate menu.
MENU
Turns the menu bar on/off. Exits any data display without taking any
action.
EVENT
Inserts a vertical mark at current ping and sends out WPL via
NMEA to connected chartplotter.
+/-
Changes echosounder range i.e. + (plus) selects a larger range) /
- (minus) selects a smaller range). Toggles between available values.
GAIN
+/- Adjusts echosounder gain. Optimum adjustment: Press [GAIN+]
till noise appears in ‘water’, then press [GAIN-] till noise just disap-
pears again.
STND
Shortcut to standard echo display from any other display. Toggles
A-scope on/off. Hold two seconds to toggle between 50 and 200 kHz
frequency.
B-LCK
Shortcut to Bottom lock display from any other display. Bottom lock
is a combination of standard echo display and extended area around
the bottom. When bottom lock is turned on, the [B-LCK] key will
toggle A-scope on/off.
ZOOM
Shortcut to VRM expansion from any other display. VRM expansion
is a combination of standard echo display and extended area around
the VRM - Variable Range Marker. When zoom is turned on, the
[ZOOM] key will toggle A-scope on/off.
PAGE
Toggles between four pre-selected pages (screens). Hold 2 seconds
for automatic rotation of the four pre-selected pages. A new, single
press will resume normal operation.
ENT
Opens for/confirms insertion and editing of data. Gives access to
data and setup displays related to active display.
Moves cursor in data displays. Moves left/right/up/down in the menu
system. Adjusts gain (left/right). Activates and moves the VRM line
(up/down).