What version of 4.1 for a 4/390?

[Dan Ehrlich]

We have a Sun 4/390 that used to be a 4/280 in a former life.  I have a
tape labeled SunOS 4.1 PSR A and was wondering if this will work or do I
need to get some other tape?

Thanks in advance.

Dan Ehrlich <ehrlich at cs.psu.edu>/Voice: +1 814 863 1142/FAX: +1 814 865 3176