Memory Usage
To check the amount of memory currently being used, select the Memory Usage menu option from the Content Management menu. The memory usage screen displays the percentage of memory currently being used. The My Sirius Channels are not included in the memory usage total. (Figure 3)
MEMOR Y SAGU E
25 %
Figure 3
Device Settings
The Device Settings menu option provides for turning the FM transmitter On/Off, choosing the FM preset frequencies, for displaying the antenna aiming signal strength screen, for displaying the Sirius ID (SID), and for displaying device information about the Sirius S50.
FM Transmit On/Off
The FM Transmit On/Off menu option provides for turning the Sirius S50’s FM transmitter On or Off. To enable or disable the FM transmitter, select the FM Transmit On/Off menu option from the Device Settings menu to toggle the On/Off setting.
FM Frequencies
Three FM frequencies may be chosen as presets for quickly tuning the Sirius S50’s FM transmitter by pressing and holding the 
Setup button. Details for setting the FM presets are found in the FM Transmitter section on page 72.
82 [ Setup Menu ]
