Contents5.4.5 Copyboard Cover Open/Close Sensor ....................................................................................................................................... 5-225.4.5.1 Removing the Reader Rear Cover ................................................................................................................................................................ 5-225.4.5.2 Removing the Copyboard Cover Open/Closed Sensor (front/rear).............................................................................................................. 5-225.4.6 Contact Sensor HP Sensor ......................................................................................................................................................... 5-225.4.6.1 Removing the Copyboard Glass ................................................................................................................................................................... 5-225.4.6.2 Removing the ADF Reading Glass............................................................................................................................................................... 5-235.4.6.3 Removing the Contract Sensor Home Position Sensor ................................................................................................................................ 5-235.4.7 Original Size Sensor .................................................................................................................................................................. 5-235.4.7.1 Removing the Reader Rear Cover ................................................................................................................................................................ 5-235.4.7.2 Removing the Copyboard Glass ................................................................................................................................................................... 5-245.4.7.3 Removing the Original Size Sensor.............................................................................................................................................................. 5-245.4.8 Reader Heater (option)............................................................................................................................................................... 5-255.4.8.1 Removing the Copyboard Glass ................................................................................................................................................................... 5-255.4.8.2 Removing the Reader Heater (right)............................................................................................................................................................. 5-265.4.8.3 Removing the ADF Reading Glass............................................................................................................................................................... 5-265.4.8.4 Removing the Reader Heater (left) ............................................................................................................................................................... 5-26