Furuno GP-31, Operator'S Manual

Page: 38 / 81

6-2
4. If ARV is not selected from the ARV/ANC
field, select the ARV/ANC field and press
the [ENT] key. The display shown in Fig-
ure 6-4 appears. Select ARV and press
the [ENT] key. (If ARV is already se-
lected, select the ARV/ANC field and
press
.)
Figure 6-4 Arrival/anchor window
5. Press the [ENT] key. Enter the alarm
range (0.01-99.99 nm) with the cursor
pad.
6. Press the [ENT] key.
7. Press the [MENU] key twice to finish.
When own ship nears the GOTO waypoint
by the range set here, the buzzer sounds
and the message ARV ALARM! and the
alarm icon appear. To disable the alarm, se-
lect OFF at step 4.
Anchor watch alarm
The anchor watch alarm sounds to warn you
that own ship is moving when it should be
at rest.
Figure 6-5 How the anchor watch
alarm works
Before setting the anchor watch alarm, set
current position as destination waypoint.
1. Press the [MENU] key once or twice to
open the menu.
2. Select ALARMS.
3. Press the [ENT] key.
4. If ANC is not selected from the ARV/ANC
field, select the ARV/ANC field and press
the [ENT] key. The display shown in Fig-
ure 6-4 appears. Select ANC and press
the [ENT] key. (If ANC is already se-
lected, select the ARV/ANC field and
press
.)
5. Press the [ENT] key. Enter the alarm
range (0.01-99.99 nm) with the cursor
pad.
6. Press the [ENT] key.
7. Press the [MENU] key twice to finish.
When own ship drifts more than the range
set here, the buzzer sounds and the mes-
sage ANC ALARM! and the alarm icon ap-
pear. To disable the alarm, select OFF at
step 4.
6.2 XTE (Cross Track Error)
Alarm
The XTE alarm warns you when own ship
is off its intended course.
Figure 6-6 How the XTE alarm works
1. Press the [MENU] key once or twice to
open the menu.
2. Select ALARMS.
3. Press the [ENT] key.
4. Select the XTE field and press the [ENT]
key.
5. Select ON or OFF as appropriate and
press the [ENT] key.