Pioneer XMp3 Radio User Manual page 42

Using your XMp3 Radio
Choosing a stock is a similar process:
menu → Settings → Info Extras → Stocks.
1
Select
2
Select Add Stocks.
3
To add the symbol for XM Satellite Radio, "XMSR, " turn the wheel until "X"
appears in the first letter position. Press the XM button to confirm. Turn the
wheel until "M" appears in the second letter position, then press the XM
button to confirm. Do the same thing for the remaining letters.
4
You can delete stock symbols by choosing
following directions on your XMp3 radio's screen.
5
When you're done with the stock list, press
42
Erase Stocks during step 2, then
back to exit.