Sirius XM RAdio Stratus 7 User Manual page 67

Clock
The Clock screen allows you to setup the clock that appears on the Default
screen, based on the format desired and the time zone in which you reside . The
actual time is provided via the SiriusXM satellite signal, and will automatically
update your Stratus 7 .
Format
Displays the time in either 12-hour (default) or 24-hour format .
Time Zone
Since the clock adjusts the time automatically, it is important to specify your
time zone . Select your time zone from the list of the available time zones .
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