Furuno gp-31 Manuel D’Utilisation
1-2
1.2 Turning On and Off the
Power
Power
Turning on the power
Press the [DIM/PWR] key. The unit beeps
and then starts up with the last-used dis-
play mode.
and then starts up with the last-used dis-
play mode.
Your equipment takes about two minutes
to find its position when turned on for the
very first time.
to find its position when turned on for the
very first time.
The equipment shows receiver status indi-
cations at the top left-hand corner in all dis-
play modes. Table 1-1 shows these
indications and their meanings.
cations at the top left-hand corner in all dis-
play modes. Table 1-1 shows these
indications and their meanings.
Table 1-1 Receiver status indications
n
o
i
t
a
c
i
d
n
I
g
n
i
n
a
e
M
D
2
x
i
f
n
o
i
t
i
s
o
p
S
P
G
D
2
l
a
m
r
o
N
P
O
D
P
O
D
h
t
i
w
x
i
f
n
o
i
t
i
s
o
p
S
P
G
r
o
)
x
i
f
n
o
i
t
i
s
o
p
D
2
(
4
n
a
h
t
e
r
o
m
)
x
i
f
n
o
i
t
i
s
o
p
D
3
(
6
D
3
x
i
f
n
o
i
t
i
s
o
p
S
P
G
D
3
l
a
m
r
o
N
D
2
D
S
P
G
l
a
i
t
n
e
r
e
f
f
i
d
l
a
m
r
o
N
x
i
f
n
o
i
t
i
s
o
p
D
3
D
S
P
G
l
a
i
t
n
e
r
e
f
f
i
d
D
3
l
a
m
r
o
N
x
i
f
n
o
i
t
i
s
o
p
M
I
S
.
e
d
o
m
n
o
i
t
a
l
u
m
i
S
:
P
O
D
r
o
f
x
e
d
n
i
e
h
T
.
n
o
i
s
i
c
e
r
P
f
o
n
o
i
t
u
li
D
e
h
t
r
e
h
g
i
h
e
h
T
.
y
c
a
r
u
c
c
a
g
n
i
x
i
f
-
n
o
i
t
i
s
o
p
e
h
t
f
o
y
c
a
r
u
c
c
a
e
h
t
r
e
h
g
i
h
e
h
t
r
e
b
m
u
n
.
x
i
f
n
o
i
t
i
s
o
p
:
e
t
o
N
n
o
s
d
n
e
p
e
d
o
s
l
a
y
c
a
r
u
c
c
a
n
o
i
t
i
s
o
P
.
n
o
i
t
i
s
o
p
e
t
il
l
e
t
a
s
Turning off the power
Press and hold down the [DIM/PWR] key
until the screen goes blank, approx. three
seconds. The time remaining until power
off is counted down on the display.
until the screen goes blank, approx. three
seconds. The time remaining until power
off is counted down on the display.
1.3 Adjusting Display Dimmer
and Contrast
and Contrast
1. Press the [DIM/PWR] key with a touch-
and-release action. The display shown
in Figure 1-2 appears.
in Figure 1-2 appears.
D I M M E R ( 1 ~ 8 )
C O N T R A S T ( 0 ~ 6 3 )
s
t
▲
▼
4
4 1
E X I T : [ E N T ]
Figure 1-2 Screen for adjustment of
display dimmer and contrast
2. To adjust the dimmer, press
▲
or
▼
. Cur-
rent setting is shown to the right of “
▲
”.
3. To adjust the contrast, press
t
or
s
.
Current setting is shown to the right of
“
“
s
”.
4. Press the [ENT] key to finish.
Note: If you turn off the power with
minimum contrast,nothing appears on the
display when you turn on the power
again.Adjust the contrast as described
above.
minimum contrast,nothing appears on the
display when you turn on the power
again.Adjust the contrast as described
above.