Turning On And Off The Power - Furuno GP-80 Operator's Manual

1.2 Turning On and Off the
Power
The DD-80 takes about two minutes to find
position when turned on for the very first time.
Other times it takes about 20 seconds.
Note: The GPS provides highly accurate po-
sition information. However, position should
always be check against other aids to naviga-
tion to confirm reliability, for the safety of
vessel and crew.
Turning on the power
Press the [POWER] key.
The unit tests the PROGRAM MEMORY,
SRAM and battery for proper operation and
shows the results on the display. "BEACON
RCVR INSTALLED" appears at the bottom
of the display. The unit starts up with the last
used display mode and that mode is indicated
at the bottom of the display.
PROGRAM MEMORY = OK
SRAM
Internal Battery
BEACON RCVR INSTALLED*
DATA #3 : LOG PULSE OUTPUT
Several seconds
later
1 - 2
= OK
= OK
A
GPS receiving
condition
Several seconds
later
34 23.456´ N 135 45.678´ E
30
40
H
20
WGS84
2nm
Figure 1-2 Appearance of display when
turning on the power
When turning on the power the following oc-
curs:
20 seconds after turning on the power, accu-
rate position (in latitude and longitude) ap-
pears on the display.
If position could not be found, "NO FIX" ap-
pears at the GPS receiver condition window.
When PDOP value exceeds 6 in the 3D mode
or HDOP value exceeds 4 in the 2D mode,
"DOP" appears to indicate abnormal fixing
and the position indication could not be up-
dated.
When the satellite signal is being received nor-
mally, one of the indications shown in Table
1-1 appears depending on equipment setting
and GPS receiver state.
Table 1-1 GPS receiver indication
E q u p i m e t n G P S
s e t t n i g n i d c i
2 D G P S
3 D G P S
D f i e f e r t n l a i D G P
2 D
D f i e f e r t n l a i D G P
3 D
A
GPS receiving
condition
DGPS 3D
BRG
234
[01]
CSE
345
50
RNG
123
SPD
12.3
e r c e v i r e s a t e t
t a o i n
2 D n ( r o m a ) l
3 D n ( r o m a ) l
S 2 D n ( r o m a ) l
S 3 D n ( r o m a ) l
nm
kt