Xerox 4112G Xerox 4127 Service Manual and Parts Catalog


Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present manual Xerox 4112G Xerox 4127 contain clear instructions and procedures on how to fix the problems occurring in your equipment.
The information contained in this repair manual is necessary for the repair, but also prevention, resulting in a longer life of your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
To see what contain, please read table of contents:

INTRODUCTION
0.1 Getting to Know the Service Manual
0.2 How to Use the Service Manual
0.3 Description for Terminology And Symbols

Chapter 1. SERVICE CALL PROCEDURE
1.1 Before Starting Servicing
1.2 Service Call Procedures
1.3 TRIM
1.4 Periodic Replacement Parts

Chapter 2. TROUBLESHOOTING

Chapter 3. Image Quality Troubleshooting (not yet issued)

Chapter 4. DISASSEMBLY/ASSEMBLY AND ADJUSTMENTS
4.1 Introduction
4.1 Introduction
4.2 Disassembly/Assembly
1. Cover (IOT/Tray Module)
REP 1.1.1 (SCC) Main Power Switch
2. Electrical
REP 2.1.1 Opening/Closing of PWB Chassis
REP 2.1.2 (SCC) MCU PWB and NVM PWB
REP 2.1.3 IOT PWB
REP 2.1.4 CIS Adapter PWB
REP 2.3.1 Tray Module PWB
REP 2.3.2 (SCC) HVPS S5
REP 2.3.3 AC Unit and Main LVPS
REP 2.4.1 UI Service Position(Rear)
REP 2.5.1 ESS PWB
REP 2.5.2 NVM PWB
REP 2.7.1 Overlay Cover
REP 2.8.1 (SCC) HDD
REP 2.8.2 Video Selector
REP 2.9.1 (SCC) UI I/F PWB
3. Air System
REP 3.1.1 Drum In Filter
REP 3.2.1 (SCC) Fuser Exhaust Fan
REP 3.2.2 Suction Ozone Filter
4. DADF
REP 4.1.1 DADF
REP 4.1.2 DADF Service Position
REP 4.2.1 CIS
REP 4.3.1 Left Counter Balance
REP 4.3.2 Right Counter Balance
REP 4.3.3 DADF PWB
REP 4.6.1 Invert Drive Roll
REP 4.6.2 DADF Feed Clutch
REP 4.6.3 Feed Motor Belt
REP 4.7.1 Takeaway Roll
REP 4.7.2 Rail
REP 4.7.3 Pre Regi Motor Belt
REP 4.7.4 Baffle Solenoid
REP 4.8.1 Regi Motor Belt
REP 4.8.2 Lead Regi Sensor
REP 4.8.3 Regi Roll
REP 4.9.1 Platen Motor Belt
REP 4.9.2 Out Roll
REP 4.10.1 Exit 1 Roll
REP 4.10.2 Exit 2 Roll
REP 4.10.3 DADF Exit Motor Belt
REP 4.11.1 Exit Gate Solenoid
REP 4.11.2 Simp/Dup Gate Solenoid
REP 4.11.3 Invert Roll Nip/Release Solenoid
REP 4.17.1 Plate Spring
REP 4.18.1 Feeder Roll
REP 4.18.2 Nudger Roll
REP 4.20.1 Tension Spring
REP 4.22.1 Out Sensor
REP 4.22.2 Invert Sensor
REP 4.23.1 DADF Exit Sensor 1
REP 4.23.2 DADF Exit Sensor 2
REP 4.25.1 DADF Regi Sensor
REP 4.25.2 Tension Spring
REP 4.26.1 Retard Roll
5. IIT
REP 5.3.1 Opening/Closing of IIT Frame
REP 5.4.1 Lens Cover
REP 5.4.2 Platen Glass
REP 5.5.1 Top Cover (4127 EPS/4112 EPS Type)
REP 5.6.1 IIT Registration Sensor
REP 5.6.2 Platen Angle Sensor
REP 5.6.3 CCD Flexible Print Cable
REP 5.6.4 Lens and CCD
REP 5.6.5 IPS Fan
REP 5.6.6 Lamp Fan
REP 5.6.7 CCD Fan
REP 5.7.1 Carriage Motor
REP 5.7.2 Carriage Cable
REP 5.7.3 Full Rate Carriage
REP 5.8.1 IPS PWB
REP 5.8.2 1P DUP PWB, Extension Memory PWB
REP 5.9.1 (SCC) Exposure Lamp
REP 5.9.2 (SCC) Lamp Ballast PWB
REP 5.9.3 (SCC) Slide Cord
6. ROS
REP 6.1.1 (SCC) ROS
7. Tray Module
REP 7.1.1 Tray 1 and Tray 2
REP 7.1.2 Tray 2 Transport
Disassembly/Assembly and Adjustment
REP 7.1.3 (SCC) Tray 1 Feeder
REP 7.2.1 (SCC) Tray 3 Feeder and (SCC) Tray 4 Feeder
REP 7.2.2 Tray 3 and Tray 4
REP 7.4.1 Takeaway Roll 1 and Vertical Transport Roll 1
REP 7.4.2 Takeaway Roll 3
REP 7.4.3 Takeaway Roll 4 and Vertical Transport Roll 3
REP 7.4.4 Vertical Transport Roll 2
REP 7.5.1 (SCC) Takeaway Clutch 1
REP 7.6.1 Lift Cable
REP 7.9.1 Belt (Tray 3, Tray 4)
REP 7.10.1 (SCC) Tray 2 Feeder
REP 7.12.1 Horizontal Transport Roll 1,2 and Takeaway Roll 2
REP 7.12.2 (SCC) Takeaway Clutch 2
REP 7.13.1 Feed Roll,Nudger Roll,Retard Roll
REP 7.14.1 Feed/Nudger Shaft
REP 7.15.1 Torsion Spring
REP 7.17.1 Nudger Bracket,Nudger Lever,Torsion Spring
8. MSI
REP 8.3.1 MSI Feeder
REP 8.6.1 Retard Roll
REP 8.6.2 Feed Roll
REP 8.6.3 Nudger Roll
REP 8.7.1 Nudger Bracket/Nudger Lever/Torsion Spring
REP 8.7.2 Feed/Nudger Shaft
10. Drive
REP 10.1.1 Fuser Drive
REP 10.1.2 Xero. Deve. Transfer Belt Drive
REP 10.1.3 Retract Bracket
REP 10.4.1 Exit/Inverter Drive
11. Xero/Cleaner
REP 11.1.1 Drum Cartridge
REP 11.1.2 Erase Lamp
REP 11.1.3 (SCC) ESV PWB and Sensor
REP 11.1.4 ADC
REP 11.2.1 CC Cleaner Motor
REP 11.2.2 Waste Toner Auger
REP 11.4.1 Cleaning Blade
REP 11.5.1 ADC Sensor Kit
REP 11.10.1 Corotoron Wire
12. Deve
REP 12.1.1 Deve. Hou