Am Mittwoch, 12. Februar 2025, 14:03:34 Mitteleuropäische Normalzeit schrieb Francesco Messineo: > Hi all, > I've just recapped a Panasonic JU-570-2 with horribly leaking > capacitors that ate a few traces on the spindle PCB. Now before > assembling back the SDF-1001 I wanted to test and correct the spindle > speed if needed. However the drive motor doesn't have the strobo > patterns, so an alternate method must be used. Does anyone know if any > of the programs on the test/demo disks can help? Images as many of you > know are here: > https://www.zimmers.net/anonftp/pub/cbm/demodisks/drives/index.html > Does anyone know any test point on the spindle PCB? I think pin 6 of > the motor controller IC could be a good place to look, but I figured > out someone must already know how to do this task. > Thanks in advance. > Frank IZ8DWF Perhaps you can adapt one of these programs to the sfd: https://sourceforge.net/p/vice-emu/code/HEAD/tree/testprogs/drive/rpm/ -- http://hitmen.eu http://rr.pokefinder.org http://vice-emu.sourceforge.net http://magicdisk.untergrund.net Wenn man ein zweite Chance im Leben bekommt, sollte man immer daran denken das man seine erste bereits versaut hat.Received on 2025-02-12 15:00:25
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