http://lists.infradead.org/pipermail/get_iplayer/2011-March/001051.html

[richard]

Andy Bircumshaw wrote:

> Have you played any other m4a files on the Marantz?

> Do you have a sample aac m4a file that works on this player that we
> can have a look at, please.

Searched for a test m4a. There is a m4a test file that works on my cd
player here: 

http://www.nintendo.com/consumer/systems/dsi/en_na/soundTest.jsp


Link to zip containing the test file:

http://www.nintendo.com/consumer/downloads/test.zip