I thought the Diablo drives worked on the RK11-C, but not the RK11-D. Will they work on both?
On Fri, Nov 22, 2019 at 11:23 PM Josh Dersch via cctalk < cctalk@classiccmp.org> wrote: > Hi all -- > > Picked up a mostly complete Wangco ST-2222 drive recently. This is a > removable pack drive with one fixed platter, nominally Diablo 30 / RK05 > compatible in terms of interface, but uses IBM 5540-style packs. It's in > good condition and I'd like to restore it and see if I can interface it to > an RK11. > > The part I'm missing is the I/O panel -- on this particular model there was > a breakout board that bolted to the rear of the rack the drive was mounted > in (rather than being mounted to the back of the drive), and it contained > some buffers, level shifters, drive select logic, and the actual interface > connectors. There were two variants of this -- 301062 was the Diablo 30/31 > style (with the big Winchester blocks) and 301291 had a more generic > interface with what looks like centronics-style connectors. (You can see > assembly drawings of them in the schematic here: > > http://bitsavers.org/pdf/wangco/301462-002_Super_Series_Magnetic_Disk_Operation_and_Maintenance_Vol_2_Jun79.pdf > , > pages 55 and 69). > > I figure it's a long shot, but does anyone have one of these two boards > going spare, or have a similar drive (others in the ST family share the > same panel, it seems) that is in unrestorable/parts-donor condition they > could steal one from? > > Thanks, > Josh >
