Let's modify some drives.

The trick to getting PC drives to work with the Amiga is twofold:

Get diskchange to pin 2 and ready to pin 34. Then jumper the drive as DS0.

[DIR]fd235hfa529/Teac FD235HF A529 and A700 (not verified by me)
[DIR]ju257a606p/Panasonic JU-257A606P
[DIR]mpf420-1/Sony MPF420-1
[DIR]mpf920-e/Sony MPF920-E E/131, by Lemming
[DIR]mpf920/Sony MPF920, by Tomse
[DIR]mpf920z161/Sony MPF920 Z/161, by Mario Germán Sinopoli
[DIR]teac/Generic TEAC FD-235F/HF
[DIR]yd720d6037d/YE-Data YD-720D-6037D A
[DIR]sfd321b/Samsung SFD-321B, by Lemming
[DIR]computolioAmiga Drive Compatibility list by Computolio
[   ]HW_HF_C929_C940_C991_Rev-A.pdfTeac FD-235HF-C929/C940/C991 specifications
[   ]Y-E_DATA_702D_Series.pdfYE-Data YD-702D-6037D and YD-702D-6639D-021051 specifications
[   ]SAMSUNG-SFD321B-070103.pdfOEM Manual Samsung SFD-321B
[   ]diskettes-jumpers.pdfJumper settings for various drives
[   ]40200A03.pdfJumper settings for various drives
[   ]necflopp.txtJumper settings for NEC drives