Need manual for a floppy drive...
geneb at deltasoft.com
Mon Jan 30 10:51:14 CST 2017
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. :)
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