Once you have found a suitable location for the antenna, route the antenna cable to the XM Direct Home Tuner. .Be sure you avoid any obstructions that could crimp, kink, or twist the cable. .Use protective grommets wherever rough openings are encountered. . If the antenna is installed outdoors, route the cable from the antenna location to the interior of the home, working the cable through the basement, under a window sill, etc.., and make adjustments to take up cable slack as necessary..
TIP! If your Indoor/Outdoor Antenna’s cable isn’t long enough, visit xmradio.. com/accessories, or your favorite retailer, and consider a 50 ft. .Indoor/ Outdoor Antenna Extension Cable or a Wireless Home Signal Repeater..
If the signal is good for either Satellite or Terrestrial (or both), and you are hearing the audio from the the home audio system, the installation is complete..
If the signal reception is low, or intermittent, try another location for the antenna. .Verify that the antenna is pointed south, and that the antenna’s view of the sky is not blocked by a tree, a building, a bridge, or anything else. .Adjust until you are receiving a good signal..
The Indoor/Outdoor Antenna’s reception can also be tweaked by opening or closing the antenna clamshell, and turning the antenna. .While observing the 
signal strength, make small adjustments to the angle of tilt of the clamshell
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