Kyocera Mita KM-4530, Service Manual

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1-1-5
2BC/D-1
(1) Detaching and refitting the charger wires and cleaning pads ........................................................ 1-6-48
1-6-8 Cleaning section .................................................................................................................................. 1-6-50
(1) Detaching and refitting the drum separation claw and cleaning lower seal ................................... 1-6-50
(2) Detaching and refitting the cleaning blade .................................................................................... 1-6-52
(3) Detaching and refitting the thrust gear .......................................................................................... 1-6-52
(4) Detaching and refitting the cleaning brush, front and rear cleaning seal and bushing brush ........ 1-6-53
1-6-9 Fixing section ...................................................................................................................................... 1-6-55
(1) Detaching and refitting the fixing unit ............................................................................................ 1-6-55
(2) Detaching and refitting the fixing heaters M and S ........................................................................ 1-6-55
(3) Detaching and refitting the heat roller ............................................................................................ 1-6-57
(4) Detaching and refitting the press roller .......................................................................................... 1-6-59
(5) Detaching and refitting the lower cleaning roller ............................................................................ 1-6-60
(6) Detaching and refitting the fixing unit thermistor ........................................................................... 1-6-61
(7) Detaching and refitting the fixing web roller ................................................................................... 1-6-62
(8) Detaching and refitting the heat roller separation claw .................................................................. 1-6-63
1-6-10 Duplex section ..................................................................................................................................... 1-6-64
(1) Cleaning the duplex switchback rollers ......................................................................................... 1-6-64
(2) Adjusting the position of the duplex eject switching solenoid ........................................................ 1-6-65
(3) Setting the switchback drive .......................................................................................................... 1-6-66
1-6-11 DF section ........................................................................................................................................... 1-6-67
(1) Detaching and refitting the DF forwarding pulley and DF feed pulley ........................................... 1-6-67
(2) Detaching and refitting the DF separation pulley ........................................................................ 1-6-67-1
(3)
Adjusting the DF magnification ...................................................................................................... 1-6-68
(4) Adjusting the DF original center line .............................................................................................. 1-6-69
(5) Adjusting the scanning start position when the DF is used ........................................................... 1-6-70
(5-1) Adjusting the DF leading edge registration ........................................................................... 1-6-70
(5-2) Adjusting the DF trailing edge registration ............................................................................ 1-6-71
(6) Adjusting the margins for scanning the original from the DF ......................................................... 1-6-72
1-7 Requirements on PCB Replacement
1-7-1 Upgrading the firmware on the main PCB ............................................................................................. 1-7-1
1-7-2 Adjustment-free variable resistors (VR) ................................................................................................ 1-7-2
2-1 Mechanical construction
2-1-1 Paper feed section ................................................................................................................................ 2-1-1
(1) Drawers 1 and 2 paper feed ............................................................................................................ 2-1-1
(1-1) Detecting the paper level ........................................................................................................ 2-1-2
(2) Drawers 3 and 4 paper feed ............................................................................................................ 2-1-6
(2-1) Drawer 3 paper feed ............................................................................................................... 2-1-7
(2-2) Drawer 4 paper feed ............................................................................................................... 2-1-9
(2-3) Raising and lowering the lift .................................................................................................. 2-1-11
(2-4) Detecting the paper level ...................................................................................................... 2-1-12
(3) Paper feed from the bypass table .................................................................................................. 2-1-13
2-1-2 Main charging section ......................................................................................................................... 2-1-15
2-1-3 Optical section ..................................................................................................................................... 2-1-17
(1) Original scanning ........................................................................................................................... 2-1-18
(2) Image printing ................................................................................................................................ 2-1-19
2-1-4 Developing section .............................................................................................................................. 2-1-21
(1) Formation of magnetic brush ......................................................................................................... 2-1-22
(2) Toner density control ..................................................................................................................... 2-1-24
(2-1) Toner empty detection by the toner sensor .......................................................................... 2-1-24
(2-2) Controlling the toner feed motor and toner agitation motor .................................................. 2-1-25
(2-3) Toner empty detection by the toner level sensor .................................................................. 2-1-25
(2-4) Toner control level absolute humidity correction .................................................................. 2-1-26
2-1-5 Transfer/separation and conveying sections ....................................................................................... 2-1-27
2-1-6 Cleaning section .................................................................................................................................. 2-1-29
2-1-7 Charge erasing section ....................................................................................................................... 2-1-30
2-1-8 Fixing section ...................................................................................................................................... 2-1-31