Hi Dousman,
Welcome to Microsoft community and thanks for posting the question.
As per the description, I understand that you are unable to print in Windows 7.
Do you get any error message/code while printing?
Method 1: I suggest you to refer the links below to troubleshoot printer:
http://windows.microsoft.com/en-US/windows/printer-problems-in-windows-help#fix-printer-problems=windows-7&v1h=win8tab1&v2h=win7tab1&v3h=winvistatab1&v4h=winxptab1
Troubleshoot network printer problems
http://windows.microsoft.com/en-US/windows-vista/Troubleshoot-network-printer-problems
Method 2:Remove and add the printer and then check.
Add or remove a printer (Applicable for Windows 7)
http://windows.microsoft.com/en-US/windows-vista/Add-or-remove-a-printer
Please perform these recommended steps, review the additional information provided and post back if you are still experiencing the issue. I will be glad to provide you with additional options available that you can utilize to get this issue resolved.