Actually I think the service manual (for the stand) details how to correct centering problems at a hardware level.

Those are great shots too! I did mine with a special macro lens , but it's tricky no matter which way you go about it... with special lenses you often have only a few milimeters of focal depth to play with. You can indeed see the hollow sapphire cantilever here (click to enlarge):

MMC4: MMC2: MMC20CL:

Do you have P.STORE added to your Beo4 so that it shows up when you press LIST?

This is the BeoLink Converter: http://beoworld.org/prod_details.asp?pid=983 You need one because the AV7000 speaks one link-language (MCL) and the BeoSound 9000 speaks a newer one (ML). Plugging in the PowerLink cable is not enough.

Have we seen this before? http://www.aminaaudio.com/phono.html

Here we go: http://linvis.com/cms/cms/front_content.php?idcat=37

This isn't it, but... still pretty weird: http://www.beomediakeyboard.be/

Right, the G-Code socket is ignored on the B&O version as the idea there is to have the Video Master do all the Set Top Box controlling itself.

I've now come across two kinds of special MX6000 sets: MX6000 AE : Type 76/70 MTI, s/w 2.0 (but upgradeable to at least 2.16) *One-way (no two-way hardware present) *Used in Italian video-conferencing system *May also have been used in hotels *Custom metal bar along bottom to restrict access to power, STEP button MX6000 RGB : Type 87/76 KTV, s/w 4.0