I just tried this on my retail FAT 60GB EU CECHC04 system with PS3break USB device and FW 3.41FW and the result was this:
PS3 System Target ID: 0x82 (Debugging station)
PS3 Motheboard Rev.: 0x09 (DYN-O01 Motheboard, ...
PS3 BD-Laser Rev.: 0x01 (KES-410, No SACD support)
Probable model: DECH-2000A(S)
something must be wrong I guess
and yes I downloaded the right detection app for 3.41FW version