Service manual

CONTENTS
CHAPTER IV ASSEMBLY / DISASSEMBLY................................ IV-1
1. REPLACING PROCEDURE OF PERIODICAL REPLACEMENT PARTS ........... IV-1
1.1 Replacing the Fuser ASSY .............................................................................................IV-1
1.2 Replacing the Transfer ASSY .........................................................................................IV-4
1.3 Replacing the Roll ASSY ................................................................................................IV-6
1.4 Description of Procedures...............................................................................................IV-6
2. DISASSEMBLY PROCEDURE .................................................................. IV-6
2.1 Precautions ......................................................................................................................IV-7
2.2 Cover of the Printer .........................................................................................................IV-8
2.2.1 Cover ASSY front head ............................................................................................IV-8
2.2.2 Console panel HL-4200............................................................................................IV-9
2.2.3 Fan fuser ................................................................................................................IV-10
2.2.4 Cover MSI...............................................................................................................IV-11
2.2.5 Tray ASSY base .....................................................................................................IV-11
2.2.6 STRAP....................................................................................................................IV-12
2.2.7 Cover ASSY front ...................................................................................................IV-13
2.2.8 Cover ASSY front IN...............................................................................................IV-14
2.2.9 Cover top main .......................................................................................................IV-15
2.2.10 Cover side L .........................................................................................................IV-16
2.2.11 Paper outlet cover ................................................................................................IV-16
2.2.12 Cover side R.........................................................................................................IV-17
2.2.13 Cover rear.............................................................................................................IV-17
2.2.14 Link: L ...................................................................................................................IV-18
2.2.15 Link: R ..................................................................................................................IV-18
2.3 Front of the Printer ........................................................................................................IV-19
2.3.1 Chute ASSY out .....................................................................................................IV-19
2.3.2 Actuator full.............................................................................................................IV-21
2.3.3 Sensor photo: full stack ..........................................................................................IV-21
2.3.4 Actuator DUP..........................................................................................................IV-22
2.3.5 Sensor photo: DUP.................................................................................................IV-23
2.3.6 Actuator MSI...........................................................................................................IV-23
2.3.7 Sensor photo: MSI..................................................................................................IV-24
2.3.8 Bracket ASSY eliminator ........................................................................................IV-24
2.3.9 Roll DUP.................................................................................................................IV-25
2.3.10 Latch out...............................................................................................................IV-25
2.3.11 Roll ASSY feed.....................................................................................................IV-26
2.3.12 Solenoid feed MSI ................................................................................................IV-26
2.3.13 Shaft ASSY roll feed.............................................................................................IV-27
2.3.14 Plate ASSY bottom MSI .......................................................................................IV-28
2.3.15 Chute ASSY exit...................................................................................................IV-29
2.3.16 Roll exit.................................................................................................................IV-30
2.3.17 Roll MID................................................................................................................IV-31
2.3.18 Motor ASSY DUP .................................................................................................IV-32
2.3.19 Chute ASSY IN.....................................................................................................IV-33
2.3.20 Holder ASSY CTD ................................................................................................IV-34
2.3.21 Sensor TNR full ....................................................................................................IV-35