TruTrak Vizion 380-385 Operation Manual - Manual (Page 16)

Vizion
380/385
16
Rev
-­‐
Initial
5.3.
Contrast
and
Minimum
Backlight
Adjustment
5.3.1. Contrast
Adjustment
The
contrast
adjustment
allows
the
user
to
set
a
desired
contrast
level
for
the
autopilot
display.
This
mode
is
accessed
by
a
press
and
hold
of
the
KNOB
while
turning
on
the
autopilot
master
switch.
Once
power
is
applied,
release
the
KNOB
to
show
the
contrast
setup
screen.
Rotate
the
KNOB
to
the
desired
value.
Press
the
KNOB
to
advance
to
the
Minimum
Backlight
adjustment.
Figure
5.3.1a
shows
the
Contrast
Adjustment
screen.
Figure
5.3.1a
5.3.2. Minimum
Backlight
Adjustment
The
Minimum
Backlight
Adjustment
allows
the
user
to
set
a
minimum
value
for
the
autopilot
backlight
automatic
dimming
feature.
It
is
accessed
after
the
Contrast
Adjustment
(section
5.3.1).
Rotate
the
KNOB
to
select
a
desired
value.
Press
the
KNOB
to
exit
the
screen
and
return
to
the
normal
power
up
sequence.
Figure
5.3.2a
shows
the
Minimum
Backlight
Adjustment.
Figure
5.3.1a