UTF-8 at Synology NAS (PPC)

[funracer900]

Hello,

I've a problem with UTF-8 filenames with german characters "öüä".
All other stuff is running fine.

Here is the log:
>>>>>>>>>>>>>>>>>>
MinimServer 0.72, Copyright © 2012, 2013 Simon Nash. All rights reserved.
Platform default charset is US-ASCII
starting MinimServer
MinimServer[nas-lang1] is running
<<<<<<<<<<<<<<<<<<<<<<<<

System:
DS213+
DSM 4.3.3776.3
java version "1.7.0_45"
installed from repository URL http://packages.pcloadletter.co.uk

Could anyone help me to solve this?

Very thanks in advanced.

BL