9. Close the cartridge cover.
10.Close the printer cover and press the 
ink button. The printer begins charging the ink delivery system.
The green 
power light flashes and the printer makes noise. Charging takes
about half a minute. When it’s finished, the green 
power light stops flashing and stays on, and the red 
light goes out.
Caution:
Never turn off the printer while the green 
power light is flashing, unless the printer hasn’t moved or made noise for more than 5 minutes.
26Replacing Ink Cartridges