Canon 7100 manual Printers Mechanical System, Printer Electrical System, Detection Functions

Page 8

Page

 

 

 

4 - 8

2.2

Print Modes

4 - 9

 

2.2.1 Plain paper optimized printing mode (P-POP)

4 - 9

 

2.2.2

Economy print mode (Draft mode)

4 - 9

 

2.2.3

Standard mode

4 - 9

 

2.2.4 High quality and fine mode

4 -10

 

2.2.5

Print mode settings

4 -11

2.3

Smoothing Function

4 -11

2.4

Print Optimization Controls

4 -11

 

2.4.1

Power monitor

4 -11

 

2.4.2

Head sticking prevention

4 -11

 

2.4.3

Ink smear prevention

4 -12

2.5

Head Overheat Protection

4 -13

3. PRINTER'S MECHANICAL SYSTEM

4 -13

3.1

Overview

4 -14

 

3.1.1 Structure of printer's mechanical system

4 -15

3.2

BJ Cartridge

4 -15

 

3.2.1

BJ Cartridge structure

4 -19

 

3.2.2 Structure of BJ head unit

4 -21

 

3.2.3

Nozzle arrays

4 -22

 

3.2.4

Signal contacts

4 -24

 

3.2.5

Drive circuit

4 -28

 

3.2.6

BJ cartridge detection

4 -29

3.3

Purge Unit

4 -29

 

3.3.1 Function of purge unit

4 -30

 

3.3.2 Structure of purge unit

4 -33

3.4

Carriage

4 -33

 

3.4.1

Carriage functions

4 -34

 

3.4.2

Carriage structure

4 -36

3.5

Paper Feed/Sheet Feeder Mechanism

4 -36

 

3.5.1 Paper feed/sheet feeder mechanism functions

4 -38

 

3.5.2 Paper feed/sheet feeder mechanism structure

4 -39

4. PRINTER ELECTRICAL SYSTEM

4 -39

4.1

Overview of Printer Electrical System

4 -40

4.2

Logic

 

4 -40

 

4.2.1

Logic block diagram

4 -41

 

4.2.2

Logic components

4 -45

4.3

Electrical System

4 -45

 

4.3.1 Input power supply (AC adaptor)

4 -45

 

4.3.2

Output voltages

4 -46

5. DETECTION FUNCTIONS

4 -46

5.1

Sensor-based Detection Functions

4 -48

5.2

Miscellaneous Detection Functions

4 -48

 

5.2.1

Waste-ink amount detection

4 -48

 

5.2.2

BJ cartridge detection

4 -48

 

5.2.3

Ink-out detection

Part 5: MAINTENANCE

5 - 1

1.

MAINTENANCE

5 - 1

 

1.1

Parts for Periodic Replacement

5 - 1

 

1.2

Consumable Parts

5 - 1

 

1.3

Consumables

5 - 1

 

1.4

Periodic Maintenance

5 - 2

2.

SERVICING TOOLS

IV

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Contents OCT QY8-1360-000 1098 AB Page Canon INC Target ReadersPart 1 Safety and Precautions About this ManualII. Table of Contents III Maintenance Printers Mechanical SystemPrinter Electrical System Detection FunctionsDisassembly and Reassembly AdjustmentsTroubleshooting Connector Layout and Signal AssignmentIII. Illustration Index VII Viii IV. Table Index