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10 votes

1984 accounting software running in VirtualBox fails to print property to an LPT passthrough, but other software seems fine

Back in the 1970s, as a college project, I wrote an emulator for a minicomputer (in Fortran (!!)). When my professor ran a program written for the minicomputer, the teletype output was doubled, ...
DoxyLover's user avatar
  • 241
9 votes

1984 accounting software running in VirtualBox fails to print property to an LPT passthrough, but other software seems fine

Back in the early 1980s, some applications would operate the printer port hardware directly, not going through DOS or BIOS. I'm suspicious that Virtual Box is emulating the hardware, but being fooled ...
John Dallman's user avatar
  • 13.4k
2 votes

Trying to install Mac OS 9.2.1 on an iMac G3 (slot loader) but no hard drive detected

Try temporarily installing it in another computer, even if it's just to see if this loaner can see a hard drive. If not,I'd recommend a new drive, they're relatively inexpensive, and since you just ...
Arthur Kalliokoski's user avatar
1 vote

Need help with my Compaq Presario cm0900

While I don't know any particular details about this machine, here are a few steps you could take: Remove all non-essential hardware from the computer, including any expansion cards, disk drives, ...
Tibi's user avatar
  • 346

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