Chapter 1 Product Overview Part Names and Functions This section describes the main operation parts. Front 1 2 3 21 No. Name Description 1 Top cover Open this cover to remove jammed paper or for cleaning. 2 Ink cover Open this cover to install or replace the ink packs or maintenance box. U "Replacing the Ink Packs" on page 84 U "Replacing the Maintenance Box" on page 88 3 Paper cover Open this cover to load or replace paper.