Uniden UM455 Owner's Manual page 45

Installing the Hardware
1. Connect the BLACK wire of the included power cable to the NEGATIVE (-) side
of your power source.
2. Connect the RED wire of the included power cable to the POSITIVE (+) side of
your power source.
3. Connect the power cable to the power connector on the back of the UM455.
(The power connector only fits one way.)
4. NOTE: To extend the life of the radio, use waterproof tape to seal electrical
connections.
5. Install your antenna according to the manufacturer's instructions.
6. See Antenna Selection and Installation on page 65 for more details.
7. Connect the PL-259 connector from the antenna lead-in wire to the SO238
connector labeled ANTENNA on the back of the UM455.
Radio connector,
SO238 (female SO238 (female
PL-259)
Antenna lead-in
connector,
male PL-259
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