Power Diagram A - Lowrance GlobalMap 540c BAJA Operation Instructions Manual

To unit
Display Unit
Power Cable
Data Cable
Use this method if you are powering the display unit and a GPS mod-
ule or the display unit and a NMEA 2000 network. (Fuses may be dif-
The network and any NMEA 2000 devices, including the GPS
module, will not operate unless the NMEA 2000 Power Cable is
connected to power. The NMEA 2000 power cable must be connected
to power even if your only NMEA 2000 device is the GPS module and it
is connected to the display unit's Network socket. (However, never
connect multiple power sources to a NMEA 2000 network. If you
have a network that is already powered, see diagram B on page 15.)

Power Diagram A

NMEA 2000
Power Cable
3-amp fuse
Recommended
display unit
power-off switch
ferent from those shown.).
Mandatory
network
power-off
switch
Shield
White
(unused)
14
3-amp fuse
Black
Black
12 volt DC
power source
Red