5.Insert the new cartridge and press down firmly on the clamp. Make sure the clamp is closed completely.
6.Press the ( maintenance button.
If the other cartridge needs to be replaced, the print head moves into loading postion. Repeat steps 4 through 6.
Maintenance button 
Don’t move the print head by hand; you could damage the printer. Always use the ( maintenance button.
7.Wait until ink charging is finished. (The green P power light stops flashing and the red ( error light goes out.) Ink charging takes about 30 seconds.
Now you’re ready to print again.
If the red ( error light remains on and the printer continues to make noise for more than five minutes, open the printer cover and press the P power button to turn the printer off. Then make sure that the ink cartridge clamps are completely closed. Close the printer cover and press the ( maintenance button to finish ink charging. If that doesn’t work, contact EPSON as described on page 45.
Maintaining Your Printer 28