Canon iR7086, Руководство по обслуживанию

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Contents
Contents
6.1 Construction ...................................................................................................................................................................6-1
6.1.1 Outline of the Laser Exposure System......................................................................................................................................... 6-1
6.2 Basic Sequence ..............................................................................................................................................................6-3
6.2.1 Basic Sequence of Operations (laser exposure system)............................................................................................................... 6-3
6.3 Various Controls ............................................................................................................................................................6-3
6.3.1 Controlling the Laser Activation Timing..................................................................................................................................... 6-3
6.3.1.1 Turning On and Off the Laser Unit.................................................................................................................................................................6-3
6.3.1.2 Flow of the BD Signal.....................................................................................................................................................................................6-3
6.3.2 Controlling the Intensity of Laser Light ...................................................................................................................................... 6-4
6.3.2.1 APC Control....................................................................................................................................................................................................6-4
6.3.3 Controlling the Laser Scanner Motor .......................................................................................................................................... 6-5
6.3.3.1 Outline.............................................................................................................................................................................................................6-5
6.3.4 Controlling the Laser Shutter....................................................................................................................................................... 6-5
6.3.4.1 Controlling the Laser Shutter ..........................................................................................................................................................................6-5
6.4 Parts Replacement Procedure.........................................................................................................................................6-7
6.4.1 Laser Scanner Unit....................................................................................................................................................................... 6-7
6.4.1.1 Before Starting the Work ................................................................................................................................................................................6-7
6.4.1.2 Removing the Laser Scanner Unit ..................................................................................................................................................................6-7
6.4.1.3 When Replacing the Laser Scanner Unit ........................................................................................................................................................6-7