Setup - Navman 2 Installation And Operation Manual

Power/data wiring
1 Wire the display unit power/data cable:
The unit requires 12 V DC power. Fit a
power switch and fuse to the power supply
or power the unit from a fused auxiliary
switch. The fuse should be 1 A for up to five
instruments.
If the external beepers and lights require
more than 250 mA DC total, fit a relay.
A single unit can be wired as shown below:
Black
Red
Green
Yellow
White
Orange
Masthead
Blue
unit cable
With several instruments, use the optional
junction boxes to simplify wiring, as shown
below:
Group 1
Power/data cables
Group 2
NavBus cable
Power/data cable
For information on how to connect NavBus and
to use junction boxes, refer to the NavBus
Installation and Operation Manual.
2 Tape or cover any unused wires or connectors
to protect them from water and keep them from
shorting together.
SPEED 3100 log Installation and Operation Manual
Fuse
Switch
External beepers or
lights (optional)
NMEA in (GPS, optional)
NMEA out (optional)
}
)
NavBus (optional
Junction box
Power
& data
connections
Junction box
Power & data
connections
9-2 Set up
1 Take the boat for a trial run to check that all the
instruments work correctly.
2 If the unit will take speed readings from a GPS
receiver (rather than a speed transducer or an
external speed input from an instrument with a
speed transducer - see section 7):
i Press
Mode screen is displayed:
12 V DC
power
ii Press
(when using a speed transducer, the mode
should be SEn).
iii Press
3 If the unit is part of a system of 3100 series
instruments connected by NavBus, set the
backlight group number (see section 7-1):
i Press
Backlight Group screen is displayed:
ii Press
number.
iii Press
4 Set:
Speed and log units (see section 3-1).
The speed resolution (see section 3-6).
The temperature units (see section 5-1).
5 Calibrate if required:
Speed (see section 3-7).
Temperature (see section 5-2).
+ several times until the Speed
or to change the mode to GPS
.
+ several times until the
or to set the backlight group
.
Group 3
13