Questions tagged [parallel-port]

The parallel port on a computer for connecting peripherals

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18
votes
8answers
228k views

How do I simulate a parallel (LPT) Printer with a USB Printer?

I have some legacy software that only prints on printers connected via an LPT port. The machine I need to use, however, doesn't have a parallel port. Plus my printer is a USB device. How do I trick ...
14
votes
4answers
100k views

Using a printer in Dosbox

I'm trying to find a way to run an old Dos based application that uses a printer connected to the parallel port, I don't think Dosbox supports lpt. I am interested both in using that printer and in ...
7
votes
2answers
12k views

Is DB-25 port Serial or Parallel?

I would like to know whether the DB-25 port is a serial or parallel port. These ports are otherwise known as printer ports, aka LPT port. I'm very confused about this since, according to Wikipedia, ...
3
votes
3answers
25k views

Will Parallel-port dongle work on USB-to-Parallel Adapter?

We have a niche program running on a Win2K laptop that uses a security dongle connected to a parallel port for authentication. The laptop is getting creaky and I spent a frustrating night last night ...
4
votes
2answers
3k views

How can I plug my LPT printer into a motherboard with no parallel port? [duplicate]

I have a new computer with a Asus P5QL Pro motherboard and wanted to plug my old HP DeskJet 950C printer into it only to discover that the motherboard has no LPT/Parallel port. What is the best ...
2
votes
2answers
584 views

printing takes long time while consuming all CPU

My HP 500 C printer is suddenly extrem slow. The last action was the Microsoft update at the weekend. No other software change at the system. Symptoms: Slow output of pages (3 minutes for one page) ...
-2
votes
1answer
2k views

old Designjet 430 with Windows 10

How do you install windows 10 drivers for an old designjet 430 hp plotter? It has a parallels port (LPT port), no USB. I haven't been able to find Windows 10 drivers for it.