Epson Action Laser II - Manual (Page 31)

Assembling the Printer
4. Pull out the protective black paper from the photoconductor
unit.
5. Gently press down on the top of the printer cover until the latch
clicks shut.
Note: You cannot close the printer cover if the photoconductor
unit is not installed correctly. If you cannot close the cover,
remove the unit and then re-install it correctly. Then close the
printer cover.
1-10 Setting Up the Printer