The printer mechanism can be broadly divided into two major components: the ink passage and paper path.
The ink passage consists of the ink tank, the carriage unit having the printhead, the purge unit. and the maintenance cartridge unit which are used to supply, circulate,
and suck ink.
The paper path consists of the roll feed unit, paper feed unit to support three types of media feeding, transport, and ejection.
This section provides an overview of these mechanical components.