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Re: Tandon TM-100-2A floppy drive: head moves to track 39 (not 0!) and stays there

Success. I slathered the Track 0 switch in DeOxit, hoping it'd seep through the cracks. When I came back to it several hours later it was making <1 ohm contact on both poles, a night and day improvement from before. It also needed to be rotated back up into its original position from which it had …

Re: Tandon TM-100-2A floppy drive: head moves to track 39 (not 0!) and stays there

Getting closer. Disconnected the Track 0 switch connector and the drive now seeks to 0 at boot and butts up against the stop. Discovered that that leaf switch is both momentary on and momentary off - it's supposed to make a connection both when depressed and when not depressed, to different pins on …

Re: Tandon TM-100-2A floppy drive: head moves to track 39 (not 0!) and stays there

How did you verify controller? ..ie; known good floppy drive works? I've been reading and writing disks with it since I got the machine, 5.25 and 3.5. edit: a quick glance of the service manual suggests the Track 0 switch would be a place to start diagnosing ... https://retrocmp.de/fdd/tandon/TM100 …

Re: Vogonians , how do you deal with fatigue?

Honestly it really does sound like hypothyroidism to me so I'd recommend getting that checked out. That would also have an effect on your metabolism. Don't use it as an excuse to stay fat (just means you have to work a little harder until you get supplements), but I'd get into a good endocrinologist …

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