Is your card faster than class 4? Sandisk players typically have issues with cards faster than class 4.
If you install the alternative firmware Rockbox on the player, then class 10 cards should work fine as well.
Is your card faster than class 4? Sandisk players typically have issues with cards faster than class 4.
If you install the alternative firmware Rockbox on the player, then class 10 cards should work fine as well.