WebFeb 29, 2024 · The second drive, a Sony, which I found the jumper settings for, gets past the boot but the head stepper motor appears to have failed. There is a slight spin of the gear rod then it errors. If I push the drive head to the outside, then it can read the directory track but obviously goes no further and errors. WebApr 29, 2024 · With the power off, You should be able to carefully rotate the head stepper motor and the head will move freely along. It is common for the grease on that drive screw to go hard so it may need cleaning and fresh material applied. A photo of the drive internals would help identify what make of drive you have in the 8050.
How to Build Floppy Drive Wind Generators - Instructables
WebMar 25, 2013 · 7. Mar 23, 2013. #3. We have another identical floppy drive that we have salvaged a motor from and we are seeing nearly identical issues with the same code/driver setup. The code/driver setup has worked with three other bipolar stepper motors that we purchased from ebay with no problems. I have posted the Processing sketch used to … Webthis week @GeoffB17 sent me a floppy drive to fix, unfortunately the diagnosis wasn't good. The stepper motor (the one that moves the head back and forth) was making … cincinnati freedom center hours
floppy drive - Laser fd-100 Stepper motor vibrates
WebMay 6, 2024 · "The head movement mechanism for the Apple is direct drive pulses targeted toward the stepper motor in the floppy hardware. These pulses are labeled phase 0 through phase 3. When the Apple wants to seek the floppy head to another track, it will pulse these phase lines causing the disk stepper motor to advance either "in" or "out" … WebMay 13, 2024 · An esoteric solution: If you have zero software and zero ability to make disks, but you have a PCjr, put the drive in the PCjr and go into the built-in diagnostics by booting the machine and hitting CTRL-ALT-INS. The disk test (type "MPNP" when prompted to enter a code) can output a variety of codes based on the test. WebMar 16, 2024 · 1. moved the logic chips from working system to non working. no change. 2. moved the entire top main board from working to non working, both boards work on the … dhs isolation