The basic guts are mechanical: a stepper motor turns a belt that moves the print head assembly back and forth across the target page.The assembly holds the ink cartridges.

• 机器内部的基本零件都是机械式的：有个步进马达控制传动带的运转，让喷墨印表头组件在页面上来回移动，这个组件里也包含墨水匣；