2LV/2L1/2L2/2MS/2MT-2
1-5 Assembly and disassembly
1-5-1 Precautions for assembly and disassembly...........................................................................1-5-1
(1) Precautions.......................................................................................................................1-5-1
(2) Drum unit..........................................................................................................................1-5-1
(3) Toner ................................................................................................................................1-5-1
1-5-2 Outer covers..........................................................................................................................1-5-3
(1) Detaching and refitting the top cover................................................................................1-5-3
(2) Detaching and refitting the inlet cover and slot cover.......................................................1-5-3
(3) Detaching and refitting the right upper cover....................................................................1-5-4
(4) Detaching and refitting the right lower cover ....................................................................1-5-4
(5) Detaching and refitting the rear left cover.........................................................................1-5-5
(6) Detaching and refitting the left upper cover......................................................................1-5-5
(7) Detaching and refitting the left lower cover ......................................................................1-5-6
(8) Detaching and refitting the rear cover ..............................................................................1-5-6
1-5-3 Paper feed section.................................................................................................................1-5-8
(1) Detaching and refitting the paper feed roller ....................................................................1-5-8
(2) Detaching and refitting the retard roller ............................................................................1-5-8
(3) Detaching and refitting the MP paper feed pulley.............................................................1-5-9
1-5-4 Developer section................................................................................................................1-5-13
(1) Detaching and refitting the developer unit......................................................................1-5-13
1-5-5 Drum section .......................................................................................................................1-5-15
(1) Detaching and refitting the drum unit..............................................................................1-5-15
(2) Detaching and refitting the chager roller unit..................................................................1-5-15
1-5-6 Transfer/separation section .................................................................................................1-5-16
(1) Detaching and refitting the transfer roller assembly .......................................................1-5-16
(2) Detaching and refitting the separation needle unit .........................................................1-5-17
1-5-7 Optical section .....................................................................................................................1-5-18
(1) Detaching and refitting the laser scanner unit ................................................................1-5-18
1-5-8 Fuser section .......................................................................................................................1-5-19
(1) Detaching and refitting the fuser unit..............................................................................1-5-19
1-5-9 ejection section....................................................................................................................1-5-21
(1) Detaching and refitting the ejection unit .........................................................................1-5-21
1-5-10 PWBs...................................................................................................................................1-5-22
(1) Detaching and refitting the main PWB............................................................................1-5-22
(2) Detaching and refitting the engine PWB.........................................................................1-5-22
(3) Detaching and refitting the relay-L PWB ........................................................................1-5-24
(4) Detaching and refitting the power source PWB..............................................................1-5-25
(5) Detaching and refitting the high voltage PWB................................................................1-5-26
(6) Detaching and refitting the operation PWB ....................................................................1-5-28
1-5-11 Others..................................................................................................................................1-5-29
(1) Detaching and refitting the main driving motor unit ........................................................1-5-29
(2) Detaching and refitting the paper feed driving motor unit...............................................1-5-30
(3) Detaching and refitting the power source fan motor.......................................................1-5-30
(4) Direction of installing the principal fan motors................................................................1-5-31
1-6 Requirements on PWB Replacement
1-6-1 Upgrading the firmware .........................................................................................................1-6-1
1-6-2 Remarks on PWB replacement .............................................................................................1-6-3
(1) Engine PWB .....................................................................................................................1-6-3