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two HP parallel printers fail to work with Windows 7 via USB-adapter
Hello
I can't get my HP LaserJet 4 Plus parallel printer to work via USB to my new laptop with Windows 7 Premium 64 bit. My HP DeskJet 820 Cse doesn't work either.
On eBay, I bought a USB to parallel printer cable adapter (Pluscom). Windows says it is working correctly, but nothing happens when connecting one of these two printers.
First I tried to print with the LaserJet: nothing. Then the DeskJet: nothing. I'm even unable to edit the properties of the DeskJet: Windows tells me that the print spooler is not working (I don't receive this error message while choosing the LaserJet).
A system restore to some days earlier (before I installed the printers) is also failing; Windows tells me this is because of antivirus (Avira free antivirus, up-to-date).
Any suggestion?
Greetz
Guy