Printer Mechanical System; Outline; Ink Passage; Overview Of Ink Passage - Canon imagePROGRAF iPF5000 Series Service Manual

Chapter 2

2.3 Printer Mechanical System

2.3.1 Outline

2.3.1.1 Outline

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The printer mechanism can be broadly divided into two major components: the ink passage and paper path.
The ink passage consists of an ink tank, a carriage unit having a printhead, a purge unit. and a maintenance cartridge unit which are used to supply, circulate, and
suck ink.
The paper path consists of a cassette pick-up unit, roll feed unit, paper feed unit to support four types of media feeding, transport, and ejection.
This section provides an overview of these mechanical components.
Printhead
Carriage unit
Ink tank unit
Pinch roller
Feed roller
Maintenance cartridge
Ink tube
Purge unit
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2.3.2 Ink Passage

2.3.2.1 Ink Passage

2.3.2.1.1 Overview of Ink Passage

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The ink passage consists of ink tanks, printhead, cap, waste ink collection unit, ink tubes for connecting the mechanical components, and an ink suction pump which
is operated to suck ink. These components are used to supply, circulate, and suck ink.
A schematic diagram of the ink passage (for one color) and the ink flow are shown below.
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