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INSTALLATION continued
2.11 Electrical Installation - Display
2.11.1 Cabling – Electrical Supply
Step 1 Connect input voltage wires from the vessels power supply to the Nauticomp
Step 2 Connect the wires from the Display Power Cable (Part # 23-LTWPOW) to the
Step 3 Connect drain (earth) to the nearest RF ground source (superstructure)
CAUTION:
Versions of the Nauticomp AC Power Supply are NOT fully autoranging. Therefore you must
ensure correct input voltage via the 110V/230V selector switch found on the inside of the
Power Supply – Nauticomp recommends using a thin-bladed screwdriver through the side
hole to change selection. **This should not be done with ANY power connected to the unit.
CAUTION:
Nauticomp Power Supply DO NOT ADJUST the potentiometer labelled 'V ADJ' - Factory Set 12.1V DC.
Power Supply.
Example: On DC systems connect the RED wire to the positive terminal and the
BLACK wire to the negative terminal. Tighten connectors securely.
Nauticomp Power Supply ...RED wire to the positive output terminal and the
BLACK wire to the negative output terminal. Tighten the connectors securely.
Example of Power Supply Terminations
Page 11 of 30
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