IBM 9348 9-track tape drive

[jim stephens]

Aren't these all M4 derivatives?  I have no experience looking inside, but
the controls and the door mechanism on the original M4 looks pretty much
like all the ones mentioned.

Al, thanks for having the HP manual online very much.

Jim

Vintage Computer Festival wrote:

> Does anyone have the service manual for the IBM 9348 9-track tape drive?
> I'm trying to find out why mine is failing diagnostic test #1 (error code
> 6).
>