Epson AcuLaser M4000N User Manual page 127

1. Turn off the printer and unplug the power cord and the interface cable.
Note:
If the printer has been in use, wait at least 30 minutes until the fuser cools down before replacing it.
2. Lift the cover B lever at the top left corner of the back of the printer.
AcuLaser M4000 Series
Replacing Consumable Products
User's Guide
127