How to map a virtual COM port to a physical USB port There is a simple way to do it using standard Windows commands. Lee Harrisons link shows this command, but heres a short description. Start by making the printer shareable from Printer Properties Sharing tab. Now, start a DOS prompt and type. NET USE COM1 pcnameprintersharename persistent yes. Here, pcname is the name of the sharing PC, and printersharename is the share name you gave the printer when you set up the share. From then on, anything you send to COM1 will be re routed to the printer. There is one proviso however and it applies regardless of which method you use to get the data to the printer, hardware or software As your program only knows about COM1, I assume it will send plain text to the printer. Many USB only printers do NOT understand plain text, and will just ignore it altogether. Printers that do this are called host based printers, where the Windows graphics engine converts the page into dots on the paper, rather than letting the printer do the conversion. They are mostly the low cost printers, especially inkjets but also some lasers. Printers that do understand text need to support a language called PCL5. PCL6 printers usually also support PCL5, but PCL3 printers do not. If you tell me your printer model I can check what language it supports. USB001 serial port missing from ports to choose area of printer install in Win 7. When Cable from printer is introduced to computer usb port, no flag.
Windows 1. 0 Print Drivers for HP Laserjet 4. I have THE solution to the HP 4. Windows 1. 0 printing problem. The problem appears to be a port problem, not a driver problem. I racked my brains for 4 days, spending hours each day trying to solve it to no avail. If you want to end your suffering, click on the link below to buy this cable from Amazon. Tripp Lite Parallel Centronics U2. RdpB0. 00. 05. 13. Irefsr11 selectronics ieUTF8 qid1. USBtoparallel. Now for the story. I was using a genuine HP C3. Three questions 1 Does anyone have any idea how to get Windows 7 to add a USB printer In Add Printer the only options are Add a Local Printer which. Product P7000. Symptom. Corrupted NVRam due to an electrical disturbance. Recommend Solution. Clear the NVRam. This returns the printer to its Factory default state. PC running Windows 1. I saw that every time I installed the driver, the computer claimed it was a success. Then, when it came time to print a test page, either nothinghappened or it displayed error. I was trying to use the HP 4. Series PCL5 or HP 4. Series PCL 6 driver that worked just fine with Windows 7 x 6. Windows 1. 0 x 6. Win 1. 0. I suspected a communication problem more than a driver problem. I kept trying to use LPT1 as the printer port, as it had worked fine for me in the past. Then I wondered if a parallel to USB cable existed. One that could make the computer recognize theprinter in a more modern way. The cable is Tripp Lite Model U2. R. This is a USB to IEEE 1. Parallel Printer Adapter that is 6 feet long. A 1. Search it out on Amazon if youneed that. My computer parallel port mode is set to SPP Standard Parallel Port in the BIOS. The new adapter cord arrives. After looking at the instructions and mini CD disc that came with the cable, I decide not to follow their instructions as this disc supports. Windows 9. 8 and 2. PLEASE DO NOT follow the instructions at all when you get the cablenor use the disc. Procedure Double click your HP 4. Devices and Printers and click on See Whats Printing. If there are any failed documents, cancel them to remove them from the cache. Now delete the failed printer install from Devices and. Printers in Win 1. Remove Device. Then go to Control Panel, Administrative Tools, Printer Management. Under Print Servers, you will see drivers and printers. Delete any instances of HP 4. Remove driver packages also. If you get a message telling you something cant be deleted, reboot the computer to clear this from memory, go back and try again. They should delete. Make sure the HP 4. Take your new cable, plug the parallel end into the printer. After I did this, the data light illuminated and the display kept alternating from. Ready to Data Received. Now, plug the other end into a back USB port on the PC. You will NOT get any notification of hardware detected on the Win 1. Open Control Panel, Devices Printers. You may see an icon for the. CABLE that was just installed but not your printer. Be patient and. Wait. Eventually, the printer will show up. Print a test page. It works. The port will be automatically changed to USB0. Virtual printer Port for USB. It will be checked automatically under Ports in Printer Properties. You will not beusing LPT1. This is the only difference between my failure and success. The HP universal print drivers that Win 1. The port was wrong and you need to buy the new parallelUSB cable. This is exactly how it worked for me. Easiest fixever and I got my sanity back. This may very well work with other printers besides the 4. Check your HP 4. 00. I do not have pins to connect but rather metal contacts. The cable I listed on Amazon above is the ONLY ONE that would fit my printer. Confirm this on yours. Good luckand Ill check posts periodically to see how this is working for users and to answer any questions if you have problems.