Hello!Thank you for your question. I am Shefin and I look forward to helping you with your issue today.
Please let me know the operating system (E.g. Windows 7, Mac OS X 10.7) and connection type (USB or wireless), so that I can assist you better.Thank you.S H E F I N
Have you tried installing the printer on the computer using the driver disc?
Have you recently changed any wireless settings on the printer?
Was the computer working fine with the printer on wireless network?
S H E F I N