Canon iR2020 Series Service Manual page 140

Contents
4.4.3.3 Removing the Right Cover (Upper).............................................................................................................................................................. 4-20
4.4.3.4 Removing the Left Cover (Rear) .................................................................................................................................................................. 4-21
4.4.3.5 Removing the Reader Rear Cover ................................................................................................................................................................ 4-21
4.4.3.6 Removing the Scanner Motor ....................................................................................................................................................................... 4-21
4.4.4 Contact sensor............................................................................................................................................................................ 4-21
4.4.4.1 Removing the Rear Cover............................................................................................................................................................................. 4-21
4.4.4.2 Removing the Right Cover (Lower) ............................................................................................................................................................. 4-22
4.4.4.3 Removing the Right Cover (Upper).............................................................................................................................................................. 4-22
4.4.4.4 Removing the Left Cover (Rear) .................................................................................................................................................................. 4-22
4.4.4.5 Removing the Reader Rear Cover ................................................................................................................................................................ 4-22
4.4.4.6 Removing the Copyboard glass .................................................................................................................................................................... 4-23
4.4.4.7 Removing the Contact Image Sensor (CIS).................................................................................................................................................. 4-23
4.4.4.8 Procedure after Replacing the CIS (iR2020/iR2020J/iR2016/iR2016J) ...................................................................................................... 4-23
4.4.4.9 Procedure after Replacing the CIS (iR2020i/iR2016i) ................................................................................................................................. 4-24
4.4.5 Copyboard Cover Open/Close Sensor ....................................................................................................................................... 4-24
4.4.5.1 Removing the Rear Cover............................................................................................................................................................................. 4-24
4.4.5.2 Removing the Right Cover (Lower) ............................................................................................................................................................. 4-24
4.4.5.3 Removing the Right Cover (Upper).............................................................................................................................................................. 4-24
4.4.5.4 Removing the Left Cover (Rear) .................................................................................................................................................................. 4-24
4.4.5.5 Removing the Reader Rear Cover ................................................................................................................................................................ 4-24
4.4.5.6 Removing the Copyboard Cover Open/Close Sensor (Front/Rear).............................................................................................................. 4-25
4.4.6 Contact Sensor HP Sensor ......................................................................................................................................................... 4-25
4.4.6.1 Removing the Copyboard glass .................................................................................................................................................................... 4-25
4.4.6.2 Removing the ADF Reading Glass............................................................................................................................................................... 4-25
4.4.6.3 Removing the Contact Sensor HP Sensor..................................................................................................................................................... 4-26
4.4.7 Original Size Sensor .................................................................................................................................................................. 4-26
4.4.7.1 Removing the Copyboard glass (iR2020/iR2020J/iR2020i) ........................................................................................................................ 4-26
4.4.7.2 Removing the Original Sensor (Vertical Scan Direction) (iR2020/iR2020J/iR2020i) ................................................................................ 4-27
4.4.7.3 Removing the Original Sensor (Horizontal Scan Direction) (iR2020/iR2020J/iR2020i) ............................................................................ 4-27
4.4.8 Reader Heater (option)............................................................................................................................................................... 4-28
4.4.8.1 Removing the Copyboard glass .................................................................................................................................................................... 4-28
4.4.8.2 Removing the Reader Heater (Right) ........................................................................................................................................................... 4-28
4.4.8.3 Removing the Reader Front Cover ............................................................................................................................................................... 4-29
4.4.8.4 Removing the ADF Reading Glass............................................................................................................................................................... 4-29
4.4.8.5 Removing the Reader Heater (Left).............................................................................................................................................................. 4-29