Degaussing Interval; Navigation Data - Furuno FR-1710 Operator's Manual

Echo enlarged in bearing
and range directions
Figure 1-48 How the enhance
function works
Note: Enhanced video can also be selected
with a user key.

1.38 Degaussing Interval

The screen is degaussed automatically at
certain time intervals, as well as each time
the radar is turned on, to demagnetize the
CRT screen to eliminate color contamination
caused by earth's magnetism or magnetized
ship structure. You can select the degauss-
ing interval and the degaussing degree as
follows:
1. Press the [MENU] key followed by the [0]
key twice to select OTHER.
2. Press the [0] key twice to select the
OTHER menu.
OTHER
1.
2. TEST
3. DEGAUSS
4. TIME ALARM
5. RANGE
6. INSTALL
Figure 1-49 OTHER menu
3. Press the [3] key twice to display the DE-
GAUSS menu.
DEGAUSS
1.
2. DEGS INTV
3. DEGS DEG
Figure 1-50 DEGAUSS menu
OFF 30S 1M 2M
OFF 45 90 135
4. Press the [2] key to select desired de-
gaussing interval (OFF, 1, 5, 10 min) from
the DEGS INTV field, and then press the
[ENTER/SELECT] key.
5. Press the [3] key to select desired de-
gaussing degree (45 , 90 , 135 ) from the
DEGS DEG field. For example, selecting
45 will automatically degauss the screen
when the ship makes a turn which is be-
tween 45 and 89 .
6. Press the [ENTER/SELECT] key followed
by the [MENU] key.

1.39 Navigation Data

Various navigation data can be displayed
(and their format selected) with connection
of appropriate external sensors. You can se-
lect which navigation data to display as fol-
lows:
1. Press the [MENU] key, and then the [0]
key twice show the OTHER menu.
2. Press the [8] key twice to select display
the NAV DATA menu.
3. Press appropriate numeric key to turn
data on/off, select format, etc. Press the
[ENTER/SELECT] key after setting each
option. Water temperature and depth dis-
plays are off in the default setting.
Note 1: OFF in the OS POSN field simply
erases own ship position data; it does not
stop input of nav data from a navigation
device.
Note 2: TIME DIF selects time system to
use; UTC or LOCAL. UTC = Local + Time
Dif.
4. Press the [MENU] key.
All navigation data may be turned on/off by
the keying sequence of [MENU], [0] (twice)
and [5].
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