Mounting The Sonar Unit (Bracket And Portable) - Lowrance PRO X51 Installation And Operation Instructions Manual

To unit
Power and transducer connections for the X51 Pro
sonar unit (direct battery connection shown).
CAUTION:
Do not use this product without a 3-amp fuse wired into the power
cable! Failure to use a 3-amp fuse will void your warranty.
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
You can install the sonar unit on the top of a dash with the supplied
bracket.
Front view (left) and side view (right) showing dimensions of the X51
Pro when mounted on quick release bracket. The swivel base (not
shown) adds 0.4" (10 mm) to the height. The swivel base width is 4.25"
107.5
[4.23]
76.9
[3.03]
(10.7 cm) and the depth is 3.12" (79.47 mm).
Optional power off switch
for saltwater installations
Black wire
156
[6.26]
12.09 [0.48]
Millimeter
[Inch]
17
Red wire with
12 volt
3 amp fuse
battery
82.7
[3.26]
70.3
[2.77]