User`s guide

Rear view
a. cover B
b. upper option cover
c. AC inlet
d. lower option cover
e.
Ethernet interface connector
*
f. Type-B interface card slot cover
g. USB interface connector
*
When the printer is in the deep sleep mode or the power off mode, the Ethernet interface connector’s LED does not light.
Epson AcuLaser M7000 Series User's Guide
Getting to Know Your Printer 21