Furuno FA-170 Installation Manual page 34

3. SETTINGS AND ADJUSTMENTS
3.2.2 How to set blue sign status
Blue sign (a day-sign), which in combination with a white flashing light, must be shown
if you are sailing on the port-side shore (against traffic direction).
1. Access the INITIAL SET menu, following the procedure outlined in "How to access
the [INITIAL SET] menu" on page 3-1.
2. Select [SHIP'S INFORMATION] then press the ENT/ACK key.
Note: [SHIP TYPE] is not displayed and the [IMO NO.] for your vessel is displayed
as "0" when using [INLAND] mode.
3. Select [BLUE SIGN SW], then press the ENT/ACK key. A pop up options window
is displayed.
SHIP'S INFORMATION
MMSI
NAME
IMO NO.
CALL SIGN
ENI
[ LONG RANGE ]
CH A 0075
CH B 0076
: CURSOR
4. Select [UNUSE] (not in use) or [USE] (in use) as applicable, then press the ENT/
ACK key.
3.2.3 Other inland AIS specific settings
Inland AIS requires the following additional settings:
ENI
1. Select [ENI], then press the ENT/ACK key to display the [ENI] pop up window.
2. Use the arrow keys to set the [ENI], then press the ENT/ACK key. The charcters
are cycled in the following order when  is pressed: 1, 2 ... 9, 0, 1, 2... press 
to cycle through characters in the opposite direction. Press  or  to move the
selection cursor.
Sensor quality
Set [SPEED QUALITY], [COURSE QUALITY] and [HEADING QUALITY] as follows:
1. Select [SPEED QUALITY], then press the ENT/ACK key to display the [SENSOR
QUALITY (SPEED)] pop up window.
2. Select the [HIGH] or [LOW] as appropriate, then press the ENT/ACK key.
Select [HIGH] where there is three or more referenced sensors, giving a higher
quality reading.
Select [LOW] where there is only one or two sensors, giving a reading which may
require periodic adjustment.
3. Set [COURSE QUALITY] and [HEADING QUALITY] in the same manner.
3-4
234556789
FURUNOMARU
0
@SEVEN@
00100000
SPEED QUALITY
COURSE QUALITY
HEADING QUALITY
BLUE SIGN SW
: SELECT
ENT
BLUE SIGN SW
HIGH
HIGH
HIGH
UNUSE
: BACK
MENU
USE
UNUSE