On 04/30/2015 03:21 PM, Marc Verdiell wrote:
Question for all in general and Al Kossow in
particular... There is a
scanned version of the Qualstar 1260 Service Manual on bitsavers, but it
cuts off right where it gets interesting, just before the schematics in
Appendix C... Does anybody have the full version somewhere with the
schematics at the end? (BTW, the 1052 manual version has the schematics).
The Qualstar tape drive in question hooked up to my Mac SE/30 (of all
But it misbehaves now (squeaks while motor reverses and fails reads test,
hopefully mechanical?). And my second unit caught another virus and now
refuses to load tape or get the motors going. Both used to work fine. Time
to open them up I guess.
I dunno, I finally got my 1260S to work very reliably--it's very slow of
course, particularly at 6250 GCR. The Pertec to SCSI interface is a
bit strange. When it hits a filemark, instead of setting the correct
status, it transfers exactly 1 byte.
If your tape has the sticky-shed problem, the thing will squeak like a
rusty bedspring and eventually give up with an error.
It's better than a lot of cheap streamers, but that's about all I can
really say about it. I find that the combination of the 1052 service
manual, the 1260 service manual that ends with Appendix A and the 1260
user's guide gets me by.
OTOH, I get the drive pretty much in pristine condition for $60 shipped.
It was previously at U of Texas medical center. It doesn't owe me