About this tag
The LPT port, also known as the parallel port, is a legacy interface commonly used for connecting printers and older peripherals. On Windows 7, users often encounter issues such as missing LPT ports in Device Manager, driver errors like Code 34, or problems when using USB-to-LPT adapters. Troubleshooting steps include updating chipset drivers, checking BIOS settings for port enablement, and manually adjusting resource settings. Compatibility challenges arise with 64-bit Windows 7, as many older LPT port drivers are only available for 32-bit systems. Users also report difficulties connecting network printers via LPT ports or using LPT-dependent software on modern USB-only computers.
  1. Sururi

    Windows 7 Samsung Laptop USB Port Error: Code 34 and Manual Adjustments Needed

    Hello all, I have Samsung Laptop w/win7. Though my USB ports seem working well when I verify "COM and LPT's sub line (communication port (COM4)) in Device Manager I see it is labelled by yellow exclamation mark. In order to resolve it first, I tried to update its drivers and I received the...
    • Sururi
    • Thread
    • chipset drivers com port device manager driver issues error code 31 hardware issues input/output range laptop lpt port manual adjustments resources tab samsung troubleshooting usb windows 7 yellow exclamation
    • Replies: 1
    • Forum: Windows Help and Support
  2. V

    Windows 7 Win7 cannot connect to printer on XP comp

    We have a little net. On PC with XP pro is printer HP LJ 2200d through LPT port. When I try connect to this printer from notebook WIN7, I get only "waiting for response" window - and nothing. Any idea?
    • vlocka
    • Thread
    • computer connection drivers lpt port network printer troubleshooting windows 7 windows xp
    • Replies: 3
    • Forum: Windows Networking
  3. J

    Windows 7 Ports missing from device manager

    Hi. I have a first generation envy 14 running windows 7 HP. Ports (COM and lpt) were showing up and working fine up until I reformatted the computer. I then noticed that they were gone. I installed all the drivers for my machine, most notably the chipset drivers, from the HP website. I enabled...
    • jchino89
    • Thread
    • bios bios update chipset drivers com port device manager drivers envy 14 hardware issues hidden devices hp envy lpt port missing devices ports reformat settings troubleshooting user help windows 7 windows 8
    • Replies: 4
    • Forum: Windows Help and Support
  4. M

    Windows 7 EPSON R280-Windows 7- Apple Airport Extreme

    Hello to all, I hope someone can help with this major printer problem. If this is not the correct area for this post, I apologize in advance please point me to where I should be, Thanks. Here is my problem: Ive got a Windows 7 Acer Aspire Laptop, 64 bit, Epson R280 printer, Apple Airport...
    • mac16101
    • Thread
    • acer apple airport bi-directional bonjour driver issues epson r280 error message frustration ip address lpt port network printer port configuration printer issues printing tech support troubleshooting uninstall user help windows 7 wireless printing
    • Replies: 1
    • Forum: Windows Help and Support
  5. K

    Windows 7 Old Peripherals looking for COM 1 ports in USB only computer with Windows 7

    I just bought a new computer with Windows 7. It is a HP Pavillion and only has USB ports. I NEED to use old peripheral(s) with serial and parallel cables. I have bought adapters for both and everything connects okay, but then I can't use the software because it's looking for a COM 1 port or an...
    • k9kissez
    • Thread
    • adapter com port device compatibility hp pavilion lpt port parallel cable peripheral serial cable usb windows 7
    • Replies: 5
    • Forum: Windows Help and Support
  6. M

    Windows 7 printer spooler problems

    hi everyone wonder if someone can help me i have windows 7 x64 i have a printer hp designjet 1050c connected via a lpt to usb convertor as my laptop does not have an lpt port everyday when i print to it windows gives an error and then the document stays in the queue when i restart my laptop...
    • mayurh
    • Thread
    • error hp designjet lpt port print queue printer services spooler troubleshooting usb converter windows 7
    • Replies: 7
    • Forum: Windows Help and Support
  7. yoyoman

    Windows 7 LPT port 64 bits drivers !?

    I have an PCI cards with a LPT port win7 64 bits does not reconize this thing the drivers I have are only for 32 bits XP with vista 32 bits I was able to install it but with my 64 bits windows 7 I cannot get it to work. Does anybody has a sollution?? Sorry if I made mistakes but English is a:)...
    • yoyoman
    • Thread
    • 64-bit compatibility drivers installation lpt port pci peripheral support troubleshooting windows 7
    • Replies: 1
    • Forum: Windows Hardware