1. Turn OFF Power

2. Open the print head bay (as though you were about to change inks.

3. Turn ON power

4. Wait for print carriage to start moving to the left and let it go past half way

5. Before print carriage reaches left hand side (but after going halfway across) shut the cover.

6. Leave the Printer turned on.

Some say it may take a few times, but it worked for me on the first try.

I had already tried the directions here to no avail and had also cleaned the printer head.