Operation Manual

Replacing Ink Cartridges 10-7
8. Place the ink cartridge gently into the cartridge holder with
the label on the cartridge facing up. Do not press down on the
cartridge.
9. Press the ink cartridge clamp down until it locks in place.
Caution:
Once you install the ink cartridges, do not open their clamps
again until you replace the cartridges. Otherwise, the
cartridges becomes unusable.
10. Close the maintenance cover and the document cover.