Running a TK50 "on the bench"

From: CLASSICCMP_at_trailing-edge.com <(CLASSICCMP_at_trailing-edge.com)>
Date: Fri Feb 11 07:21:56 2000

>I have a TK-50 with a tape stuck in it, it is malfunking :-)
>
>I thought I would put it on my workbench and power it up but that doesn't
>seem to leave it with enough smarts to load and eject tapes. Do I have to
>hook a TQK50 to it? (I suppose I could bolt a bit of Qbus to a board with
>power but I'd rather not if I don't have to.)

A properly functioning TK50 should be able to load and eject tapes
even if not plugged into a controller.

Can you rapidly switch in/out the red light/button for three or so cycles,
with the final position being "out" (unload)? What happens when you
try this? If *nothing* happens, then there's something seriously
wrong (electrically) with this TK50. If it attempts to unload but
doesn't quite do it, and ends up with the red button blinking rapidly,
then there's probably a mechanical problem, most likely with one of the
capstans or the corresponding optical interrupter.

-- 
 Tim Shoppa                        Email: shoppa_at_trailing-edge.com
 Trailing Edge Technology          WWW:   http://www.trailing-edge.com/
 7328 Bradley Blvd		   Voice: 301-767-5917
 Bethesda, MD, USA 20817           Fax:   301-767-5927
Received on Fri Feb 11 2000 - 07:21:56 GMT

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