Simrad NSS evo2 - Power controlled by ignition; Power controlled by power bus

A
Key Purpose Color
A Power control wire, connected to supply power Yellow
Power controlled by ignition
The unit will turn on once ignition is turned on to start engines.
Ú
Note: Engine start batteries and house batteries should have a common ground
connection.
A
B
Key Purpose Color
A Power control wire Yellow
B Ignition switch
Power controlled by power bus
The yellow power control wire can either be an input that will turn on the unit when power
is applied, or an output that turns on other devices when the unit is powered on. It can be
configured at the installation stage to control the power state of displays and compatible
devices. When commissioning the system, the unit can be set to be a power control slave or
power control master.
A
B
A
Key Purpose Color
A Power control wire Yellow
B Power control bus
If a unit is configured as power control master and turned on by the power key, it will output
voltage on the power bus. This will power on both other power master units and power
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Wiring | NSO evo3S MPU Installation Manual