Powering And Connecting To The V104N; Power Considerations; Electrical Isolation - Hemisphere GPS V104n User Manual

Chapter 2: Installation
Connecting the NMEA 2000 cable
1. Align the NMEA 2000 cable connector key-way with the V104n
connector key.
2. Rotate the cable ring clockwise until it is secured firmly to the unit
(hand-tighten).

Powering and Connecting to the V104n

Power Considerations

For best performance, use clean and continuous power. The V104n power
supply features reverse polarity protection but will not operate with reverse
polarity.
See Table B-3 on page 43 for complete power specifications.
the receiver and void the warranty.

Electrical Isolation

The V104n's power supply is isolated from the communication lines and the
PC-ABS plastic enclosure isolates the electronics mechanically from the
vessel (addressing the issue of vessel hull electrolysis).
Key-way alignment
Do not apply a voltage higher than 36 VDC. This will damage
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