Yes, that rear port (or not) could be crucial VK.

Anyone know the score with 3100s?

Neil

Main listening room - DSP5200SE
Satellite(!) listening room - DSP3200, AC200, 818v3, 500, 504, MC200, Humax Foxsat HDR (for recording radio), Slingbox Solo
Townshend Elite Rock Turntable, Nakamichi RX-202E Cassette (for old times' sake)