[. . . ] These limits are designed to provide reasonable protection against harmful interference in a residential installation. [. . . ] This equipment generates uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: · Reorient or relocate the receiving antenna. · Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. All other brand names and logos are trademarks of their respective owners. Protected under one or more of the following patents: 5, 347, 211; 6, 064, 177; 6, 643, 158; 6, 650, 560; 6, 700, 808; 6, 751, 109; 6, 775, 163; 6, 791, 853; 6, 920, 056; 6, 937, 490 and 6, 976, 885. P/N 8040405-01 Rev A. Auto (DC) unit Wall (AC) unit (light grey end of cord) 1. Connect the retractable light grey cord end to either the AC or DC unit. [. . . ] Connect the retractable light grey cord end to either the AC or DC unit. [. . . ]