Turbo Pascal for HP-IL on the HP Portable Plus

[rprosperi]

Yes, it DOES matter how you install the ROM chips into the drawer.

Get the manual "PortablePlusSoftwareModuleInstallation-5955-8631-10pages-Jan86.pdf" from the HP Computer Museum on this page:

http://www.hpmuseum.net/exhibit.php?hwdoc=49

It's easy to do, and once done you should have no problems, I use TP (I think 3.01 in my case) on the PP all the time w/o issues.

Good luck, and please report back your results.