7
Unit control
There are two buttons to control the sonar. There functions are described below.
LEFT BUTTON
In operation mode
1. Switching between automatic and manual scale selection modes and “zoom” mode).
2. Illumination on/off (hold down for 5 sec)
In MENU mode:
Current MENU point value correction
Left button
in operation mode serves to
change over the sonar to one of three operation
modes: automatic scale selection (Auto Range), manual scale selection and “zoom” mode. If
automatic mode is chosen the current scale and “A” letter are reflected in the top right angle, and
if manual one–scale and “M” letter. In “zoom” mode scale is not reflected, instead the magnifier
with the figure mark will be output. If sensibility adjustment is performed it is possible to change
adjustment direction (increase or decrease) with the left button (single push).
If you hold the left button pushed long enough (around 5 sec) the screen illumination will be
switched on or off.
When the sonar is in MENU, the left button corrects MENU current point value.
Summary of Contents for Praktik 6 Pro 2
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