"Error 633 - the modem (or other connecting device) is already in use"


  1. neoasr
    Posts : 208
    Windows 7 ultimate 32bit OEM 6.1 Build7600
       New #1

    "Error 633 - the modem (or other connecting device) is already in use"


    I m using BSNL EVDO USB MODEM to connect internet. Whenever i start my pc, it auto connect to internet. once i updated windows and restart my PC . this error occured. "Error 633 - the modem (or other connecting device) is already in use" error message when I try to establish a connection in Windows..

    Now i have to unplugged the EVDO MODEM CARD and reinsert it to work.. i tried to plugged evdo to another usb port... its work but sumtimes EVdO unplugged automatically ... any solution?...
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  3. neoasr
    Posts : 208
    Windows 7 ultimate 32bit OEM 6.1 Build7600
    Thread Starter
       New #2

    gr8. nobody 2 help.. dont worry i solve it myself..
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  4. arthicj
    Posts : 1
    windows7 ultimate 32 bit
       New #3

    hi
    i have got the same problem
    i am using bsnl evdo modem.I have to reinstall every fifteen min the drivers .
    it was not so before. please help
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