7.5.11.1 Removing the Registration Roller ........................................................................................................................................ 7- 15

7.5.12 Registration Clutch...............................................................................................................................................7- 15

7.5.12.1 Removing the Registration Clutch........................................................................................................................................ 7- 15

7.5.13 Separation Roller .................................................................................................................................................7- 15

7.5.13.1 Removing the Feed and Separation Rollers ........................................................................................................................ 7- 15

7.5.14 Separation Pad ....................................................................................................................................................7- 16

7.5.14.1 Removing the Separation Pad ............................................................................................................................................. 7- 16

Chapter 8 Fixing System

8.1 Construction ............................................................................................................................................... 8- 1

8.1.1 Specifications, Control Mechanisms and Functions ................................................................................................8- 1

8.1.2 Major Components...................................................................................................................................................8- 1

8.2 Various Control Mechanisms ..................................................................................................................... 8- 2

8.2.1 Controlling the Speed of the Fixing Film ..................................................................................................................8- 2

8.2.1.1 Controlling the Fixing Film Speed ............................................................................................................................................ 8- 2

8.2.2 Controlling the Fixing Film Temperature..................................................................................................................8- 2

8.2.2.1 Outline...................................................................................................................................................................................... 8- 2

8.2.2.2 Controlling the Fixing Film Temperature.................................................................................................................................. 8- 3

8.2.2.3 Target Temperatures by Mode (iR2030/iR2030i) .................................................................................................................... 8- 3

8.2.3 Detecting the Passage of Paper ..............................................................................................................................8- 4

8.2.3.1 Detecting the Passage of Paper .............................................................................................................................................. 8- 4

8.3 Protective Functions ................................................................................................................................... 8- 4

8.3.1 Protective Functions ................................................................................................................................................8- 4

8.4 Parts Replacement Procedure ................................................................................................................... 8- 6

8.4.1 Fixing Unit ................................................................................................................................................................8- 6

8.4.1.1 Removing the Fixing Unit......................................................................................................................................................... 8- 6

8.4.2 Pressure Roller ........................................................................................................................................................8- 7

8.4.2.1 Removing the Pressure Roller ................................................................................................................................................. 8- 7

8.4.3 Fixing Film................................................................................................................................................................8- 7

8.4.3.1 Removing the Fixing Film Unit ................................................................................................................................................. 8- 7

8.4.4 Fixing Delivery Sensor .............................................................................................................................................8- 9

8.4.4.1 Removing the Fixing Delivery Sensor...................................................................................................................................... 8- 9

8.4.5 Fixing Film Sensor .................................................................................................................................................8- 11

8.4.5.1 Removing the Fixing Film Sensor .......................................................................................................................................... 8- 11

Chapter 9 External and Controls

9.1 Control Panel.............................................................................................................................................. 9- 1

9.1.1 Overview (iR2030i/iR2030/iR2025i/iR2025/iR2022K/iR2022i/iR2018i) ...................................................................9- 1

9.2 Fans ........................................................................................................................................................... 9- 1

9.2.1 Overview (iR2030i/iR2030/iR2025i/iR2025/iR2022K/iR2022i/iR2018i) ...................................................................9- 1

9.2.2 Fan Control ..............................................................................................................................................................9- 1

9.3 Power Supply System ................................................................................................................................ 9- 2

9.3.1 Power Supply...........................................................................................................................................................9- 2

9.3.1.1 Outline...................................................................................................................................................................................... 9- 2

9.3.1.2 Rated Output of the Power Supply PCB .................................................................................................................................. 9- 3

9.3.2 Protection Function ..................................................................................................................................................9- 3

9.3.2.1 Protective Mechanisms............................................................................................................................................................ 9- 3

9.4 Parts Replacement Procedure ................................................................................................................... 9- 4

9.4.1 External Covers .......................................................................................................................................................9- 4

9.4.1.1 External Covers ....................................................................................................................................................................... 9- 4

9.4.1.2 Delivery Tray............................................................................................................................................................................ 9- 4

9.4.1.3 Right Cover (Lower)................................................................................................................................................................. 9- 4

9.4.1.4 Right Cover (Upper)................................................................................................................................................................. 9- 4

9.4.1.5 Rear Cover............................................................................................................................................................................... 9- 4

9.4.1.6 Left Cover (Rear) ..................................................................................................................................................................... 9- 4

9.4.1.7 Reader Front Cover ................................................................................................................................................................. 9- 5

Table of Contents