Honda 2008 Odyssey Owner's Manual page 246

Playing the XM Satellite Radio (U.S. EX and all EX-L models without navigation system)
On models with a rear entertainment
system, you cannot listen to XM
Radio and a disc at the same time.
For example, when XM Radio is
playing on the front speakers, you
cannot listen to a disc on the rear
speakers, or vice versa.
Turn the tune knob left or
TUNE
right to select channels. In the
category mode, you can only select
channels within that category.
CATEGORY Press either side of
the bar ( or ) to select another
category.
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SCAN The SCAN function gives
you a sampling of all channels while
in the channel mode. In the category
mode, only the stations within that
category are scanned. To activate
scan, press the SCAN button. The
system plays each channel in
numerical order for a few seconds,
then selects the next channel. When
you hear a channel you want to
continue listening to, press the
button again.
Preset You can store up to 12
preset channels using the six preset
buttons. Each button stores one
channel from the XM1 band and one
channel from the XM2 band.
To store a channel:
1. Press the AUX/XM button. Either
XM1 or XM2 will show in the
display.
2. Use the selector knob, or the
CATEGORY bar or SCAN button
to tune to a desired channel.
In category mode, only channels
within that category can be selected.
In channel mode, all channels can be
selected.
3. Pick the preset button you want
for that channel. Press and hold
the button until you hear a beep.