I lost track of the origin of this discussion. Is the drive that help is needed for a JU-455 or a JU-475?
Cindy -----Original Message----- From: cctalk [mailto:cctalk-boun...@classiccmp.org] On Behalf Of geneb Sent: Monday, January 30, 2017 10:51 AM To: General Discussion: On-Topic and Off-Topic Posts Subject: Re: Need manual for a floppy drive... On Mon, 30 Jan 2017, Tony Duell wrote: >>> >> The activity light doesn't work in either setting. > > Now I am confused... > > I've downloaded the Shugart 455 service manual from bitsavers. By the > looks of things the jumper in question is the one to the left of the > control logic ASIC, between a 74LS38 and a 74LS74. It has 2 positions, > to the left DS (Drive Select), to the right UO (In use). > > According to the schematic, in the DS position, the LED is not Well like I mentioned previously, the logic board in the Panasonic drive looks *nothing* like the one in the Shugart manual. :) g. -- Proud owner of F-15C 80-0007 http://www.f15sim.com - The only one of its kind. http://www.diy-cockpits.org/coll - Go Collimated or Go Home. Some people collect things for a hobby. Geeks collect hobbies. ScarletDME - The red hot Data Management Environment A Multi-Value database for the masses, not the classes. http://scarlet.deltasoft.com - Get it _today_!
