2 Dec
2009
2 Dec
'09
11:08 a.m.
If you ask me
nicely, I can possibly provide help with doing that. I ha=
ve=20
taps and dies...
The lack of a decent drill press on this end might cause problems. I've=20
got a Dremel in a Wolfcraft stand (which IIRC can be assembled so the=20
drill faces sideways), but I use that mainly for drilling PCBs and doubt=20
it'd put up with me making it drill through the supports. At the very=20
least I'd need to figure out some method of alignment. Where is 'here'?
Leeds. West Yorkshire. "Up North" (somewhat). Most electrical wholesalers, some DIY shops, and
maybe even Maplin, sel=
l=20
spare (or longer, etc) screws. Yes, I did once
use a couple in an=20
emergency to hold an HPIB cable in place.
I spent most of this morning ringing local DIY shops. Gave up after the=20
4th one. Turns out everyone's got countersunk M3.5x25 screws, but you're=20
basically stuffed if you want pan-head or cheese-head. Now back to finding out why the analyser won't
boot from floppy... I=20
hope it isn't a broken disc drive, that would be a bit of a problem=20
(though not an unsolvable one: two 34pin IDC crimp-on plugs, some IDC=20
At least it's not the Sony full-height 600rpm one (with a 26 pin
connector). I'll say it again -- if you have any HP (or Apricot, etc)
hardware that uses these drives, particularly the double-sided ones, take
them apart (I have some pictures on flickr that might help) and clean the
greas off the eject mechanism. Do it now, before the grease hardens, the
mechanism sticks and the top head is ripped off by an ejecting disk.
cable, a floppy drive power connector and a bit of
soldering). The=20
pinouts are in the Service Manual and it looks like a (fairly) standard=20
300RPM 3.5in slimline drive.
My guess is it has power on the data connector? HP used a DD drive like
that in soem of their machines that was a 600 rpm drive. It shares a lot
of parts (even one of the ASICs) with an Apple 800K drive. Now how did I
find that out...
-tony