Konica Minolta magicolor 2480MF Service Manual page 30

Theory of Operation Ver. 1.0 Nov. 2005
15.3.2 Paper feed speed control ............................................................................ 51
15.3.3 Paper feed mechanism ............................................................................... 52
15.3.4 Double feed prevention mechanism............................................................ 53
15.3.5 Paper empty condition detection................................................................. 53
15.3.6 Paper feed retry function............................................................................. 53
16. Conveyance Section/Registration Roller ............................................................... 54
16.1 Composition........................................................................................................ 54
16.2 Drive ................................................................................................................... 55
16.3 Operation ............................................................................................................ 55
16.3.1 Registration Roller control........................................................................... 55
16.3.2 OHP film detection ...................................................................................... 56
16.3.3 Size error detection control ......................................................................... 56
17. Fusing section ....................................................................................................... 57
17.1 Composition........................................................................................................ 57
17.2 Drive ................................................................................................................... 58
17.3 Operation ............................................................................................................ 58
17.3.1 Heating Roller drive control......................................................................... 58
17.3.2 Fusing temperature control ......................................................................... 60
17.3.3 Protection against abnormally high temperature ........................................ 64
17.3.4 PPM control ................................................................................................ 65
18. Paper exit section .................................................................................................. 66
18.1 Composition........................................................................................................ 66
18.2 Drive ................................................................................................................... 67
18.3 Operation ............................................................................................................ 67
18.3.1 Exit Tray Full Detection ............................................................................... 67
19. Image stabilization control..................................................................................... 68
19.1 Overview............................................................................................................. 68
19.2 Operation ............................................................................................................ 69
19.2.1 Leak detection control ................................................................................. 69
19.2.2 AIDC Sensor LED intensity control ............................................................. 69
19.2.3 Reflectance measurement control .............................................................. 69
19.2.4 Control of the maximum amount of toner sticking....................................... 69
19.2.5 Laser intensity adjustment control .............................................................. 69
19.2.6 g correction control ..................................................................................... 69
19.3 Operation timing ................................................................................................. 70
19.4 Operation flow..................................................................................................... 70
20. Other control ......................................................................................................... 71
20.1 Fan control .......................................................................................................... 71
20.1.1 Construction................................................................................................ 71
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