Solution: Try running 1-2 print head cleanings. Below are general instructions for how to perform a print head cleaning, however this is done in different ways on every printer, so consult your manual for exact steps.
On your printer:
To perform a Printhead cleaning on your printer go to: Settings-> Tools-> Cleaning / Clean Printhead.
You may need to perform this more then once if you have not used your printer in a while or have left the printer without cartridges installed for some time.
From your computer:
1. On the computer, click Start, then click on Settings/ Control Panel.
2. Select Printers and Faxes (On Windows Vista, select Printer under Hardware and Sound)
3. Right-click on your printer, and click on Properties. 4. Select the Maintenance / Service tab, then select Print Head Cleaning.