Epson Stylus 1520 User Manual page 36

6. Press the ink cartridge clamps down until they lock in place.
c
7. Press the Alt button. The printer moves the print heads and
begins charging the ink delivery system.
c
Note:
Even if you do not press the Alt button, the printer moves the
print heads and begins the ink charging process about 60 seconds
after you install the ink cartridges.
2-10
Getting Started
Caution:
Once you install the ink cartridges, do not open their
clamps again until you replace the ink cartridges.
Otherwise, the cartridges may become unusable.
Caution:
During the ink charging process, the Pause light flashes.
Never turn off the printer while the Pause light is
flashing.