Canon imageRUNNERC1022 Service Manual page 173

Contents
7.1 Overview/Configuration ................................................................................................................................................7-1
7.1.1 Overview...................................................................................................................................................................................... 7-1
7.1.2 Overview...................................................................................................................................................................................... 7-3
7.2 Controlling the Laser .....................................................................................................................................................7-5
7.2.1 Overview...................................................................................................................................................................................... 7-5
7.2.2 Overview...................................................................................................................................................................................... 7-6
7.2.3 Laser Light Emission Control ...................................................................................................................................................... 7-7
7.2.4 Laser Light Intensity Control....................................................................................................................................................... 7-7
7.2.5 Laser Light Intensity Control....................................................................................................................................................... 7-7
7.2.6 Image Masking Control ............................................................................................................................................................... 7-7
7.2.7 Failure Detection.......................................................................................................................................................................... 7-7
7.3 Controlling the Laser Scanner Motor.............................................................................................................................7-8
7.3.1 Overview...................................................................................................................................................................................... 7-8
7.3.2 Failure Detection.......................................................................................................................................................................... 7-8
7.4 Parts Replacement Procedure.........................................................................................................................................7-9
7.4.1 Laser/Scanner Unit....................................................................................................................................................................... 7-9
7.4.1.1 Before Removing the Laser Scanner Unit ......................................................................................................................................................7-9
7.4.1.2 Removing the Laser Scanner Unit ..................................................................................................................................................................7-9
Contents