Lowrance electronic LHR-80 - Manual (Page 17)

Lowrance - LHR-80 Installation and Operation Instructions 17
3-3 Installing and Removing the Antenna
Make sure that the flexible antenna is attached to the radio. Ensure that the radio is turned
OFF anytime that the antenna is not connected.
Installing the antenna:
1. Screw the antenna in a clockwise motion until it is securely locked into place.
Removing the antenna:
2. Unscrew the antenna in a anti-clockwise motion until it is removed (as illustrated below).
Note: Do not operate the radio or press PTT key without the antenna being installed.