Re: [CAD_CAM_EDM_DRO] SI-7301

Hi Ben,

I'm attaching a PDF for a 7300 data sheet. Should help. I've taken
apart HP Series II and III LaserJet printers, which had them.

HTH

Alan
P.S. The list won't be able to see the attachment!


ben_englund wrote:

>
> Anybody happen to know the pinouts for the SI-7301 stepper driver
> chip Or maybe have the datasheets for it? It is found in old IBM (I
> think it was IBM) printers. I've tried tracing the board with no
> luck. ( not enough patience ) Tried the manufacturer....they seem
> to have forgotten it exists. Thanks
>

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