3CP2884A 56K V.90 Internal Voice Faxmodem

(3CP072884A, 3CP092884A, 3CP992884A)



  • Repair Information
  • Check the old modem is uninstalled before installation of new modem in 2000/XP?
  • V.92 Brief
  • V.92 Q&A
  • V.92 technical paper
  • Windows Dial Up Networking (DUN) error codes
  • Basic troubleshooting skills
  • Modem communication glossary
  • 56K AT command set

  • Additional Support

    If the support information in this section doesn't help you solve your issue, you can contact a USRobotics Help Desk Technician directly.

    Note: This product, 2884A, is radically different from 2884 or 2884B. Files for the 2884 and 2884B can be found here: 2884 or 2884B.

    Note: In order to prevent your browser from trying to open these files, right-click the file and select Save Target As... to download.

    Manuals and other Documents

    Drivers and Firmware

    Windows Vista 32bit Installation Files - Version 339
    1. Download and extract the USR2884-Vista-x86-v339.zip file to a temporary location on your computer's hard drive.
    2. Select Start, right-click Computer, select Properties, click Device Manager and when the User Account Control prompts, click on Continue or enter proper authorization to perform this action and click OK.
    3. From the Device Manager window, double-click Other Devices, right-click PCI Simple Communications Controller, and select Update Driver Software.
    4. Select Browse my computer for driver software. Click Next.
    5. Browse to the temporary location where in step 1 you extracted USR2884-Vista-x86-v339.zip on your hard drive, click Next.
    6. When Windows Security prompts, click Install.
    7. Click Close.
    8. Close any open windows.
    USR2884-Vista-x86-v339.zip1.0 MB 16-04-07
    Original Windows 98, Me, NT4, 2000 and XP installation
    To be recognized by Windows, the content of this file must be extracted onto a floppy disk or a folder with an utility like winzip.
    Win2000 2884a-unkg-win2k.zip 2.2 MB 15-11-01
    Win98/Me 2884a-unkg-win9xMe.zip 2.1 MB 15-11-01
    WinNT4 2884a-unkg-winnt.zip 1.7 MB 17-10-01
    WinXP - The correct driver for this modem is already included in XP. Verify your 2884 in XP.
    Firmware update
    V.92 Upgrade


    Analog modem configuration software
    ControlCenter United Kingdom (English) 7.5 MB15-03-03
    ControlCenter Denmark7.7 MB15-03-03
    ControlCenter Netherlands7.6 MB15-03-03
    ControlCenter Norway7.6 MB15-03-03
    ControlCenter Sweden7.6 MB15-03-03
    ControlCenter Russia7.7 MB15-03-03
    USRobotics Modem Station
    Older modem configuration software
    Umspack.exe 989KB

    Tech Support via E-mail E-mail a USRobotics Support Technician.

    Product Registration Activate your USRobotics product warranty online.

    International Contacts Find information on your country or region.

    South Africa ONLY Product Repair Click here to request an RMA to return your product. Only products purchased in South Africa and in warranty are eligible for return.