Installation: Power/Data Cable - NorthStar EXPLORER 657 Installation And Operation Manual

18-4 Installation: Power/data cable

The power/data cable has a black locking collar and flying leads.
1 Wire the 657 for auto power to have the 657 turn on with the boat's ignition switch or to to record
engine hours or if the 657 must add up the total fuel used (for example if Northstar petrol/gasoline
fuel sensors are installed or if SmartCraft™ is installed without fuel tank level sensors). Otherwise wire
for basic power (for more information, see section 2-2).
Basic power
Black
Auto power
During setup, set up Auto power off (see sections 2-2 and 17-1)
Black
2 Wire any external alarm beepers or lights. The
alarm output switches to ground to sound
the alarm. If the current is more than 200 mA,
fit a relay.
3 Connect the power/data cable to the black
display unit connector; turn the collar to lock
the connector.
78
Power/data cable
Red
Yellow
Black
Power/data cable
Yellow
Red
Black
Northstar Explorer 657 Installation and Operation Manual
Fuse 2A
Main switch
12/24 V DC
Ignition
Fuses 2A Ignition switch
Main switch
12/24 V DC
Power/data cable
Red
Green
Black
External beepers or
lights