5-2 Setup
1
If the unit is part of a system of 3100 series
instruments connected by NavBus, set the
backlight group number (see section 3-1):
+
i
Press
+
Group screen:
ii
Press
or
number.
2
If the unit is to display data sent by NMEA,
select what NMEA data items will be displayed
(see section 2-3, NMEA mode):
i
Ensure that all the instruments which send
NMEA data to the REPEAT 3100 are turned
on and are transmitting the NMEA data.
+
ii
Press
+
screen is displayed:
NMEA input number, identifies which
wire the NMEA data is received on
(see Appendix A, Power/data cable wires)
iii If a NMEA instrument has recently been
connected to or disconnected from the
REPEAT 3100, press
detected NMEA strings.
iv The REPEAT 3100 automatically detects
NMEA data sentences from the NMEA
instruments which are sending data and
displays them here.
Press
or
function in turn, note that the data value
itself is not displayed.
For each function, use the NMEA function
number to look up the data description in
10
to display the Backlight
Backlight
group 2
to set the backlight group
until the NMEA Selection
NMEA
function
number
Function
can be
ON or OFF
+
to clear the
to show each NMEA
the NMEA function table (see appendix B).
+
Then press
function ON (data will be displayed) or OFF
(data will not be displayed).
3
If the unit is to display local time, set the UTC
offset. The UTC offset will be added to the
UTC (GMT) time sent from a GPS instrument
to display the local time. To set the UTC offset:
+
i
Press
+
is displayed:
ii
Press
or
The range is +13 to -13 hours in 0.5 hour
increments.
Note: Daylight saving time must be adjusted
manually.
4
Press
to return to normal operation.
5-3 Resetting to factory defaults
All settings may be reset to the manufacturer's default
settings (see below).
To reset to factory defaults:
1
Turn the power off.
2
Hold down
+
on and continue to hold the keys down for at
least 5 seconds.
SIMULATE mode .................................... OFF
Backlight level ............................................ 0
Backlight group .......................................... 1
NMEA data to display ................ All are OFF
UTC offset ........................................ 0 hours
NAVMAN
REPEAT 3100 Installation and Operation Manual
if necessary to turn the
until the UTC Offset screen
Offset is
+ 2.5 hours
to set the UTC offset.
while you turn the power