power cable when the unit is not in use. When you are not using the unit, you should always shut off power to the power cable, es- pecially when the power cable is disconnected from the unit.
To unit | Red wire with | |
3 amp fuse | ||
|
Black wire 
12 volt battery
Power connections for the X50 DS sonar unit
(direct battery connection shown).
If possible, keep the power cable away from other boat wiring, espe- cially the engine's wires. This will provide the best isolation from elec- trical noise. The power cable has two wires, red and black. Red is the positive lead, black is negative or ground. Make sure to attach the in- line fuse holder to the red lead as close to the power source as possible.
For example, if you have to extend the power cable to the battery or power buss, attach one end of the fuse holder directly to the battery or power buss. This will protect both the unit and the power cable in the event of a short. It uses a
Caution:
Do not use this product without a
This unit has reverse polarity protection. No damage will occur if the power wires are reversed. However, the unit will not work until the wires are attached correctly.
Mounting the Sonar Unit: In-Dash, Bracket or Portable
You can install the sonar unit on the top of a dash with the supplied bracket. This unit can be installed in a dash with the optional
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