sandman's,look for the
BOARD ID of your player and post it here.Its the best known basis to find a compatible firmware for your player.You may take a look at this link.
http://s1mp3.org/en/docs_hwspecs.php
Then to find your firmware have a look at the post link below.It will guide you on how & where to find a compatible firmware for your player.
http://www.mympxplayer.org/s1-mp3-pl...om-vt8747.html