Epson Stylus Photo 870 Daily Use page 49

7. Align the tabs on the ink cartridge so that they are resting on
the tabs protruding from the base of the opened ink cartridge
clamp. Do not apply excessive force to the cartridge.
c
Caution:
Make sure the ink cartridge tabs are not under the tabs
protruding from the base of the opened ink cartridge clamp,
as this could damage the clamp.
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