Epson TM-S9000II-NW Technical Reference Manual page 16

8 Connector cover
Use the printer with this cover attached to protect cables.
9 MICR cover
Open this cover if cut sheets become jammed.
on page 73, "Cut Sheet Jam" on page
10 Roll paper cover
Open this cover to load or replace the roll paper.
on page 74)
11 Manual cutter
This cutter is for manually cutting roll paper.
("Opening the MICR Cover, Back Cover, and Scanner Cover"
89)
("Loading Roll Paper" on page
Chapter 1 Product Overview
39, "Replacing Roll Paper"
16