Originally Posted by VirusKiller
Another 101 question. Is the RS232 a firmware upgrade or are these different units with RS232 sockets on the back?
Oppo have stupidly not prepared for the RS-232 upgrade, so it's both a new backplane and a daughter card...

HD621, G98DH, G68ADV, Bc Acoustiqe ACT A3, 5200C DSP33, NuForce Reference 9 monoblocks, 2x SB3's, Velodyne DD-15 & DD-12 Subwoofers and a Meridian sub.