Epson ACULASER M8000 series - Manual (Page 135)

5. Insert the memory module into the slot until the clips lock onto the memory module.
c
Caution:
❏ Do not force the memory module into the slot.
❏ Be sure to insert the memory module facing the correct way.
❏ You should not remove any modules from the circuit board. Otherwise, the printer will
not work.
EPSON AcuLaser M8000 Series User's Guide
Installing Options 135