Dell Photo All-in-One Printer 922 Owner's Manual page 45

Press down on the ink cartridge lever to raise each ink cartridge lid.
3
Remove the old ink cartridges.
4
photo or black
cartridge
Store the cartridges in an air-tight container, such as the storage unit you received
5
with your photo cartridge (sold separately), or dispose of them properly.
I n k C a r tr i d g e M a i n te n a n c e
45