Originally Posted by VirusKiller
The 861v4's IE42 card has two multi-channel digital inputs. Of course, if that is the only digital input card you have, that only leaves you with a single optical input for other sources.

The lack of a 3xSPDIF pass-thru on the HD621 seems inceasingly like a notable omission. Perhaps one can infer that a RJ45 MMHR input card is coming sooner rather than later and will complement, rather than replace, the existing IE42 inputs. Fingers crossed!

My Kit: 861v8+ID41, 800v4, UHD722, MD600, MS600, MS200, Oppo BDP-203, Genesis 201, Genesis 350 SE, Genesis S4-8 Sub, BG 520i, VTL MB450 II, Krell Showcase 7, Genesis 928 Subs, Danley DTS10 sub, SVS Ultra 16 subs.