6.Tilt the new cartridge forward slightly as you place it over the holder.
Locate the tabs at the back of the cartridge. Rest the tabs on top of the hooks on the ink cartridge clamp. Make sure the tabs are positioned above the hooks.
tabs
hooks 
Don’t place the cartridge under the hooks; you may damage the clamp when you close it.
7. Press down the ink cartridge clamp until it locks in place.
8. If you need to replace the other ink cartridge, repeat steps 3 through 7 before continuing with step 9.
9. Press the e ink cartridge replacement button and close the printer cover. The printer begins charging the ink delivery system.
The Ppower light flashes, and the printer makes noise. Charging takes about one minute. When it’s finished, the Ppower light stops flashing and stays on and the
berror light goes out.
Never turn off the printer while the Ppower light is flashing, unless the printer hasn’t moved or made noise for more than 5 minutes.
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