Corp. MP3 Player User Manual

54
Ready: UPGRADE is ready for recei vi ng the reques ts from PC
.
Firmware Upgrade
Oper ati on Inst ructi ons
If the player is not connected to the USB Port, press Mode to
return to the System menu.
P C re qu ests pr oc essi ng .
 When receiving and process ing t he general requests
fro m PC, the status of t he pl ayer are switched between Ready
a nd Bus y .
 When re ce iving t he materi al downl oad upgr ade request ,
t he pl ayer will swi tch to t he Doi ng st at us , and exe cute the
download upgrade.
 When receiving t he materi al upload backup request, t he
player will switch to the Doing status, and execute the upload
backup.
11. 2 Do wnl o ad U pgr ade
Download Upgrade is t o download the syst em fi rmware versi on
fro m the P C si de into the pl ayer and overwrite t he curr ent
firmware version in the player.
Moreover, if both the system firmware and its backup are
dama ge d, the Downl oa d Upgr ade c a n r epair the syst em
fi rmw ar e.