Epson ActionLaser 1000 - Manual (Page 6)

4. Insert the imaging cartridge into the printer by placing the
pins on each side of the cartridge into the grooves inside the
printer. Slide it gently into the opening until it stops.
5. Gently press down on the printer cover until it clicks shut.
CAUTION:
Never transport the printer with the imaging cartridge
installed.
Setup 3