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Samsung SL-X7600GX User Manual

Samsung SL-X7600GX
521 pages
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A3ColorCopier
MultiXpressX7series
SL-X7600GX/X7500GX/
X7400GX,SL-X7600LX/X7500LX
/X7400LX
(Ver1.05)
SERVICE
MANUAL
A3ColorCopierContents
1.Precautions
2.ProductSpecicationsandDescription
3.DisassemblyandReassembly
4.Troubleshooting
5.ConnectionDiagram
6.ReferenceInformation
RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.

Table of Contents

Questions and Answers:

Samsung SL-X7600GX Specifications

General IconGeneral
Duplex printingYes
Print technologyLaser
Maximum resolution1200 x 1200 DPI
Time to first page (black, normal)6.9 s
Time to first page (color, normal)8.3 s
Print speed (black, normal quality, A4/US Letter)60 ppm
Copier resize25 - 400 %
Maximum copy resolution600 x 600 DPI
Maximum number of copies9999 copies
Time to first copy (black, normal)3.1 s
Time to first copy (color, normal)4.5 s
Copy speed (black, normal quality, A4)60 cpm
Scan toE-mail, File, FTP, SMB, USB
Scan driversSANE, TWAIN
Scanner typeFlatbed & ADF scanner
Maximum scan resolution4800 x 4800 DPI
FaxingNo
Digital sender-
Maximum duty cycle330000 pages per month
Page description languagesPCL 5, PCL 6, PCL XL, PDF 1.7, PostScript 3
Internal memory6144 MB
Processor cores4
Processor frequency1500 MHz
Internal storage capacity320 GB
Sound power level (standby)30 dB
Sound pressure level (copying)59 dB
Sound pressure level (printing)56 dB
Total input capacity1140 sheets
Total output capacity500 sheets
Maximum input capacity6140 sheets
Multi-Purpose tray input capacity100 sheets
Envelopes sizes9, 10, C5, DL
Paper tray media typesBond paper, Card stock, Envelopes, Heavy paper, Labels, Plain paper, Pre-Printed, Recycled paper, Thick paper, Thin paper, Transparencies
Non-ISO print media sizesFolio
ISO A-series sizes (A0...A9)A3, A4, A5, A6
ISO B-series sizes (B0...B9)B5
Maximum ISO A-series paper sizeA3
DisplayLCD
Control typeTouch
Product colorBlack, Grey
Display diagonal10.1 \
Display resolution960 x 600 pixels
Market positioningBusiness
Cabling technology10/100/1000Base-T(X)
Ethernet LAN data rates10, 100, 1000 Mbit/s
Supported network protocols (IPv6)TCP / IPv4 / HTTP / HTTPS / SNMP (v1.2 / v3) / LDAP / LDAPS / SMTP / SSL / TLS / IPSec / DNS / WINS / SLP / Bonjour / SSDP /DDNS / DHCP / BOOTP / IPv6 / NetBIOS over TCP / IP
Standard interfacesEthernet, USB 2.0, USB 3.2 Gen 1 (3.1 Gen 1)
Optional connectivityWireless LAN
USB 3.2 Gen 1 (3.1 Gen 1) ports quantity1
AC input voltage220 - 240 V
AC input frequency50 - 60 Hz
Power consumption (average operating)1300 W
Sustainability certificatesBlue Angel, ENERGY STAR
CertificationEPEAT Silver
Weight and Dimensions IconWeight and Dimensions
Depth706.8 mm
Width585 mm
Height932 mm
Weight97300 g

Summary

1. Precautions

1.1. Safety warning

Information regarding service by trained technicians and use of genuine parts.

1.2. Caution for safety

Precautions for handling toxic materials, electric shock, and fire hazards.

1.2.3. Handling precautions

Guidelines for safe installation, handling of rotating parts, and environmental considerations.

1.2.4. Assembly and Disassembly precautions

Careful procedures for part replacement, power disconnection, and handling sensitive components.

1.2.5. Disregarding this warning may cause bodily injury

Warnings about high temperature parts, rotating components, and proper lifting techniques.

1.3. ESD precautions

Techniques to reduce damage to components caused by static electricity.

2. Product Specifications and Description

2.1. Product Overview

Overview of printing speed, processor, memory, document feeder, and LCD specifications.

2.2. Specifications

Detailed specifications covering CPU, UI, memory, storage, interface, warmup time, and power requirements.

2.2.1. General Specification

Detailed specifications covering CPU, UI, memory, storage, interface, warmup time, and power requirements.

2.2.2. Print Specifications

Details on simplex/duplex engine speed, FPOT, resolution, printer languages, and fonts.

2.2.3. Scan specification

Details on scan speed, color mode, compatibility, scan method, file formats, and resolution.

2.2.4. Copy specification

Details on copy speed, FCOT, resolution, and reduce/enlarge options.

2.2.5. Fax specification

Details on fax compatibility, modem speed, TX speed, resolution, and fax features.

2.2.6. Paper Handling specification

Specifications for input capacity, standard cassette tray, multipurpose tray, and duplex printing paper handling.

2.2.7. Network and Software specification

Specifications for network interface, NW protocols, IP addressing, SNMP/MIB access, and printing protocols.

2.2.8. Supplies

Information about toner cartridges, drum units, and waste toner containers, including model names and yields.

2.2.9. Maintenance Parts

List of maintenance parts with part codes, life expectancy in pages, and remarks.

2.2.10. Option

Configuration and list of available options like job separators, finishers, and multi-purpose tables.

2.3. Machine External View

2.3.1. Front view 1

Labelled diagram of the front view of the machine, identifying key external parts.

2.3.2. Front view 2

Second labelled diagram of the front view, showing additional external components.

2.3.3. Rear view

Labelled diagram of the rear view of the machine, identifying external ports and covers.

2.4. Feeding System

Overview of the feeding system, including its components like pick-up unit, registration unit, and exit unit.

2.4.1. Feeding System Overview

Explanation of the feeding system's function and its main components: pick up unit, registration unit, etc.

2.4.2. Main Components and functions

Detailed description of rollers and their functions, including diagrams and part numbers.

2.4.3. Cassette (Tray)

Specifications and structure of the cassette tray, including capacity, paper support, and weight.

2.4.4. Pick-Up Unit

Explanation of the pick-up roller's function and its interaction with the cassette and paper path.

2.4.5. Registration Unit

Description of the registration roller's function in aligning paper edges and its drive system.

2.4.6. MPF(Multi-Purpose Feeder) Unit

Details on the MPF unit's capacity, media size, weight, feeding speed, and paper separation mechanism.

2.5. Image Creation

2.5.1. Printing process overview

Detailed description of the printing process, from OPC drum charging to cleaning and quenching.

2.5.2. Imaging Unit

Information on the tandem type drum units and deve units used for color developing and productivity.

2.5.2.1. Imaging Unit Overview

Explanation of the imaging unit's structure, including drum, charge roller, cleaning roller, and CRUM.

2.5.2.2. Drum drive

Description of how each color OPC drum and magnetic roller are driven by color motors and the BLDC motor.

2.5.2.3. Deve(Development) Unit

Details on the dual-component development system, developer powder supply, and TC sensor.

2.5.3. Toner Cartridge

Information on toner and carrier mixture, quantities, and transfer mechanisms within the cartridge.

2.5.4. ITB (Intermediate Transfer Belt) Unit

Overview of the ITB unit, its toner transfer process, cleaning blade, and sensors.

2.5.4.1. ITB unit overview

Explanation of toner movement from drums to ITB, removal of remaining toners, and sensor functions.

2.5.4.2. Transfer belt drive

Description of how the drive motor powers the transfer belt via gears and the ITB drive roller.

2.5.4.3. Transfer belt cleaning

Explanation of the ITB cleaner's function in removing toner and patterns from the belt, and waste toner transport.

2.5.5. Toner Reservoir Unit

Details on the main function, working mechanism, and troubleshooting for the toner reservoir unit.

2.6. Fuser Unit

2.6.1. Fuser Unit Overview

Explanation of the fuser unit design, including halogen lamps, belt fuser, pressure roller, thermistor, and thermostat.

2.6.2. Fuser Unit drive

Description of how the fuser motor drives the pressure roller and rotates the fusing belt.

2.6.3. Fuser unit temperature control

Explanation of how the CPU controls fuser lamps and overheat protection mechanisms.

2.6.4. Loop Control

Description of how the fuser unit controls paper loop level using photo sensors and motor speed.

2.7. Laser Scanning Unit (LSU)

2.7.1. LSU overview

Details on LSU components like polygon motor, laser diodes, lenses, mirrors, and skew adjustment function.

2.7.2. Laser Scanning Optical path

Explanation of the laser beam path, F2 lens function, and reflecting mirrors adjustment.

2.7.3. Laser synchronizing detectors

Description of beam detector sensor boards (PD PBA) for detecting scanning start positions and creating Hsync signals.

2.7.4. Automatic line position adjustment

Explanation of the automatic line position adjustment process using line patterns and sensors.

2.8. Drive System

2.8.1. Drive Motors

Diagram showing locations of drive motors and a table detailing their types, quantities, and functions.

2.8.2. Main Drive Unit(OPC_Deve_ITB)

Description of the main drive unit's power train for OPC, Deve, and ITB components.

2.8.3. Pick-Up and CST Lift drive

Explanation of the power train for pick-up and CST lift functions.

2.8.4. Feed Drive

Details of the power train for feed and MP drive systems.

2.8.5. Regi Drive

Description of the power train for the regi roller driving.

2.8.6. Fuser(Release)_Exit Drive

Explanation of the power train for fuser and exit driving, and fuser release.

2.8.7. Toner Supply_Reservoir Drive

Details of the power train for toner supply and reservoir driving.

2.8.8. CST Lock Drive

Description of the power train for the CST lock driving.

2.8.9. Engage T1 Drive

Explanation of the power train for engaging T1.

2.8.10. WTB Drive

Details of the power train for the WTB drive.

2.9. Scanner System

2.9.1. Scanner System Overview

Explanation of the scanner's purpose, its FR and HR carriages, and its three main modules.

2.9.2. Scanning System Components

Illustrations and descriptions of scanner system components like scan glass, carriages, imaging unit, and drive unit.

2.9.3. Caution for moving the scanner

Important precautions for moving the scanner, including fixing the carriages and handling locking screws.

2.10. Dual Scan Document Feeder(DSDF) for LX model

2.10.1. DSDF overview

Description of DSDF components like stacker, guides, pick-up roller, ADF roller, and D-CIS module.

2.10.2. Electrical parts location

Diagrams showing the location of electrical parts and a table with their references, part codes, and controller boards.

2.10.3. DSDF Drive System

Explanation of the DSDF drive system, consisting of motors and clutches for paper transfer.

2.10.3.1. DSDF Original Pick-Up Assembly

Details of the DSDF pick-up assembly and its operation procedure.

2.10.3.2. DSDF Original Regi. Drive

Description of the DSDF regi drive system and its operation procedure.

2.10.3.3. Original Scanning and Feed-Out Drive

Explanation of the feed-out drive system and its operation procedure.

2.11. Dual Scan Document Feeder(DSDF) for GX model

2.11.1. DSDF overview

Description of DSDF components for GX models, including stacker, guides, rollers, and D-CIS module.

2.11.2. Electrical parts location

Diagrams showing electrical parts locations for GX DSDF and reference to component codes.

2.11.3. DSDF Drive System

Explanation of the DSDF drive system for GX models, consisting of 8 step motors.

2.11.3.1. DSDF Original Pick-Up Assembly

Details of the DSDF pick-up assembly for GX models and its operation procedure.

2.11.3.2. DSDF Original Pre-Regi Assembly

Description of the DSDF pre-regi assembly and its operation procedure.

2.11.3.3. DSDF Original Regi Assembly

Explanation of the DSDF regi assembly and its operation procedure.

2.11.3.4. DSDF Original Scanning Drive Assembly

Details of the DSDF scanning drive assembly and its operation procedure.

2.11.3.5. DSDF Original Exit Assembly

Explanation of the DSDF exit assembly and its operation procedure.

2.11.3.6. DSDF Original Lifting Assembly

Details of the DSDF lifting assembly and its operation procedure.

2.11.3.7. DSDF Original Pick-up_Reverse roller Release Assembly

Explanation of the DSDF pick-up and reverse roller release assembly and its operation procedure.

2.11.3.8. DSDF Scan in Roller Release Assembly

Details of the DSDF scan in roller release assembly and its operation procedure.

2.12. Hardware Configuration

2.12.1. Main Controller

Description of the main controller's processor, memory, interfaces, and control capabilities.

2.12.2. USB HUB PBA

Information and connection details for the USB Hub PBA, used for interfacing with main board, UI, and USB devices.

2.12.3. SMPS (Switching Mode Power Supply) PBA (Type5)

Specifications and connection details for the SMPS PBA (Type5), which supplies power to various boards.

2.12.4. SMPS (Switching Mode Power Supply) PBA (Type4)

Specifications and connection details for the SMPS PBA (Type4), used for power supply.

2.12.5. Fuser Drive Board (FDB)

Details of the Fuser Drive Board (FDB), which supplies voltage to the Fuser AC, Heater, and Main board.

2.12.6. HVPS (High Voltage Power Supply) PBA

Description of the HVPS board, which generates high-voltage channels for various units.

2.12.7. Eraser PBA

Information about the Eraser PBA, which erases negative charges on the drum surface after printing.

2.12.8. Fuser PBA

Details on the Fuser PBA, including CRU memory for life cycle counting and pressure sensor interface.

2.12.9. Waste Sensor PBA

Information about the Waste Sensor PBA, which detects the waste toner level.

2.12.10. Paper Size sensor PBA

Details on the Paper Size sensor PBA used for sensing paper size from the tray.

2.12.11. OPE Unit

Information about the OPE Unit, including its processor, memory, LCD, and interface.

2.12.12. DSDF PBA

Details on the DSDF PBA, its microcontroller, motor drivers, and sensors.

2.12.13. Scan Joint PBA

Information about the Scan Joint PBA, which interfaces with WLED, sensors, and main board.

2.12.14. CCDM PBA

Details of the CCDM PBA, used for converting reflected light to electrical signals.

2.12.15. WLED IF PBA

Information on the WLED IF PBA, which interfaces with WLED and sensors in the platen unit.

2.12.16. WLED PBA

Details about the WLED PBA, which provides scanner light using two WLEDs.

2.13. Double Cassette Feeder(DCF) Unit

2.13.1. Paper Feeding System (Rollers and Functions)

Details on the rollers and their functions within the DCF paper feeding system.

2.13.3. Electrical Parts Location / Parts Code / Connection Information

Location, part codes, and connection information for electrical parts within the DCF unit.

2.13.5. Block Diagram

Block diagram of the DCF board, showing CPU, motor drive ICs, and communication with the main board via UART.

2.14. High Capacity Feeder(HCF) Unit

2.14.1. Paper Feeding System (Rollers and Functions)

Details on the rollers and their functions within the HCF paper feeding system.

2.14.3. Electrical Parts Location / Parts Code / Connection Information

Location, part codes, and connection information for electrical parts within the HCF unit.

2.14.5. Block Diagram

Block diagram of the HCF board, showing CPU, motor drive ICs, and communication with the main board via UART.

2.15. High Capacity Feeder Side Unit (Large Cassette Tray Unit)

2.15.1. Paper Feeding System (Rollers and Functions)

Details on the rollers and their functions within the LCT paper feeding system.

2.15.3. Electrical Parts Location / Parts Code / Connection Information

Location, part codes, and connection information for electrical parts within the LCT unit.

2.15.5. Block Diagram

Block diagram of the LCT board, showing CPU, motor drive ICs, and communication with the main board via UART.

3. Disassembly and Reassembly

3.1. Precautions when replacing parts

Essential safety precautions for handling PBAs, using correct parts, and avoiding damage.

3.1.1. Precautions when assembling and disassembling

Guidelines for using approved parts, avoiding unauthorized changes, and noting screw locations.

3.1.2. Precautions when handling PBA

Precautions for handling Printed Circuit Board Assemblies (PBAs) to prevent damage from static electricity.

3.1.3. Releasing Plastic Latches

Instructions on how to carefully release parts held by plastic latches to avoid breakage.

3.2. Maintenance

Procedures for performing machine cleaning and maintenance tasks.

3.2.1. Machine Cleaning for maintenance

Step-by-step instructions for cleaning specific components like LSU window, scan glass, and DSDF white bar.

3.2.1.1. Cleaning the LSU window

Procedure for cleaning the LSU window using a specialized cleaning tool.

3.2.1.2. Cleaning the scan glass

Instructions for cleaning the scanner's glass surface with a soft cloth.

3.2.1.3. Cleaning the DSDF white bar_CIS

Procedure for cleaning the DSDF white bar and CIS components with a soft cloth.

3.2.1.4. Cleaning the paper dust stick

Instructions for cleaning the paper dust stick when prompted by the machine.

3.2.1.5. Cleaning the LSU window

Alternative procedure for cleaning the LSU window, involving a cleaning stick.

3.2.2. Replacing the maintenance part

Step-by-step guides for replacing various maintenance parts, including drum units and ITB cleaners.

3.2.2.1. Drum Unit

Instructions for removing and replacing the drum unit, including safety notes.

3.2.2.2. Development Unit (Deve Unit)

Procedure for removing and replacing the development unit, including firmware update recommendation.

3.2.2.3. ITB cleaner

Instructions for removing and replacing the ITB cleaner.

3.2.2.4. ITB Unit

Procedure for removing and replacing the ITB unit, including ACR sensor cleaning.

3.2.2.5. Fuser Unit

Instructions for removing and replacing the fuser unit, with a crucial caution about its high temperature.

3.2.2.6. Pick-Up_Separation_Forward roller

Procedure for removing pick-up, separation, and forward rollers.

3.2.2.7. MP Pick up_Reverse_Forward roller

Instructions for replacing MP pick-up, reverse, and forward rollers, with a recommendation to replace all three.

3.2.2.8. DSDF Pick-up roller Assy (LX model)

Procedure for removing and replacing the DSDF pick-up roller assembly for LX models.

3.2.2.9. DSDF reverse roller (LX model)

Instructions for removing and replacing the DSDF reverse roller for LX models.

3.2.2.10. DSDF Pick-up roller Assy (GX model)

Procedure for removing and replacing the DSDF pick-up roller assembly for GX models.

3.2.2.11. DSDF reverse roller Assy (GX model)

Instructions for removing and replacing the DSDF reverse roller assembly for GX models.

3.3. Replacing the main SVC part

Procedures for replacing major service parts of the machine, including covers and boards.

3.3.1. Left Cover

Instructions for removing the left cover of the machine.

3.3.2. Rear Cover

Procedure for removing the rear cover.

3.3.3. HVPS board

Instructions for removing and replacing the HVPS board.

3.3.4. Temperature_Humidity Sensor

Procedure for removing and replacing the temperature-humidity sensor.

3.3.5. LSU

Instructions for removing and replacing the LSU, with a caution about potential harness damage.

3.3.6. OPE Unit

Procedure for removing and replacing the OPE Unit, including cable disconnections and hinge screws.

3.3.7. Main board

Instructions for removing and replacing the main board, including MSOK transfer.

3.3.8. Toner Supply Drive Unit

Procedure for removing and replacing the toner supply drive unit.

3.3.9. SMPS board

Instructions for replacing SMPS boards (Type 5 and Type 4), including removal of covers.

3.3.9.1. SMPS board 1

Detailed procedure for removing and replacing SMPS board 1.

3.3.9.2. SMPS board 2

Procedure for removing and replacing SMPS board 2.

3.3.9.3. SMPS board 3

Instructions for removing and replacing SMPS board 3 (GX model only).

3.3.10. FDB (Fuser Drive Board)

Procedure for removing and replacing the Fuser Drive Board (FDB).

3.3.11. SMPS Fan

Instructions for removing and replacing the SMPS fan.

3.3.12. Main Drive Unit

Procedure for removing and replacing the main drive unit.

3.3.13. Inductor Unit

Instructions for removing and replacing the inductor unit.

3.3.14. Auto Closing Unit

Procedure for removing and replacing the auto closing unit.

3.3.15. Pick-up Drive Unit 1

Instructions for removing and replacing the pick-up drive unit 1.

3.3.16. Pick-up Drive Unit 2

Procedure for removing and replacing the pick-up drive unit 2.

3.3.17. Regi Drive Unit

Instructions for removing and replacing the regi drive unit.

3.3.18. Feed_MP Drive Unit

Procedure for removing and replacing the feed/MP drive unit.

3.3.19. Fuser Fan

Instructions for removing and replacing the fuser fan and duct.

3.3.20. Fuser_Exit Drive unit

Procedure for removing and replacing the fuser/exit drive unit.

3.3.21. Side Door Open sensor

Instructions for removing and replacing the side door open sensor.

3.3.22. Auto Size sensor

Procedure for removing and replacing the auto size sensor.

3.3.23. Inner Cover

Instructions for removing the inner cover, including toner cartridge and front cover removal.

3.3.24. Front Cover Open sensor

Procedure for removing and replacing the front cover open sensor.

3.3.25. Waste Toner Container sensor

Instructions for removing and replacing waste toner container sensors.

3.3.26. WTB Drive Unit

Procedure for removing and replacing the WTB drive unit.

3.3.27. HDD (Hard Disk Drive)

Instructions for removing and replacing the HDD, including cable disconnection.

3.3.28. LSU Fan

Procedure for removing and replacing the LSU fan.

3.3.29. Side Unit

Instructions for removing the side unit, including cover and stopper release.

3.3.29.1. Fuser-Out Sensor

Procedure for removing and replacing the fuser-out sensor.

3.3.29.2. Feed 2 sensor

Instructions for removing and replacing the feed 2 sensor.

3.3.29.3. MP Unit

Procedure for removing the MP unit, including roller, shaft, and link removal.

3.3.29.4. MP empty sensor

Instructions for removing the MP empty sensor.

3.3.29.5. MP paper length sensor

Procedure for removing the MP paper length sensor.

3.3.29.6. MP solenoid

Instructions for removing and replacing the MP solenoid.

3.3.30. Pick-Up Unit 2

Procedure for removing and replacing Pick-Up Unit 2.

3.3.30.1. Pick up Lifting sensor and Empty sensor

Instructions for removing the pick-up lifting sensor and empty sensor.

3.3.30.2. Pre-Feed sensor 2

Procedure for removing the pre-feed sensor 2.

3.3.31. Pick-Up Unit 1

Instructions for removing and replacing Pick-Up Unit 1.

3.3.31.1. Pick-Up Lifting sensor and Empty sensor

Instructions for removing the pick-up lifting sensor and empty sensor.

3.3.31.2. Pre-Feed sensor 1

Procedure for removing the pre-feed sensor 1.

3.3.32. Exit Unit

Instructions for removing the exit unit, including side cover and fuser unit removal.

3.3.32.1. Return sensor

Procedure for removing the return sensor.

3.3.32.2. Duplex 1 sensor

Instructions for removing the duplex 1 sensor.

3.3.32.3. Exit 1 Bin Full sensor

Procedure for removing the exit 1 bin full sensor.

3.3.32.4. Exit Gate Solenoid

Instructions for removing and replacing the exit gate solenoid.

3.3.33. DSDF Unit for LX model

Procedure for removing and replacing the DSDF unit for LX models.

3.3.33.1. DSDF PBA

Instructions for removing and replacing the DSDF PBA.

3.3.33.2. DSDF main motor

Procedure for removing and replacing the DSDF main motor.

3.3.33.3. DSDF paper length sensor

Instructions for removing and replacing the DSDF paper length sensor.

3.3.34. DSDF Unit for GX model

Procedure for removing and replacing the DSDF unit for GX models.

3.3.34.1. DSDF PBA

Instructions for removing and replacing the DSDF PBA for GX models.

3.3.34.2. DSDF Stacker Sensor

Procedure for removing and replacing the DSDF stacker sensor.

3.3.35. Scanner Unit(Platen Unit)

Instructions for removing and replacing the scanner unit, including DSDF unit and cable disconnection.

3.3.35.1. Scan Glass

Procedure for removing and replacing the scan glass.

3.3.35.2. LED Lamp Module

Instructions for removing and replacing the LED lamp module.

3.3.35.3. Scanner Imaging Unit

Procedure for removing and replacing the scanner imaging unit.

3.3.35.4. Scan Joint PBA

Instructions for removing and replacing the scan joint board.

3.3.35.5. APS Sensor

Procedure for removing and replacing the APS sensor.

3.3.36. Reservoir Unit

Instructions for removing and replacing the reservoir unit, including toner cartridge removal.

3.3.37. Double Cassette Feeder(DCF) Unit

Procedures for replacing DCF feed motor, pick-up motor, and DCF PBA.

3.3.37.1. DCF Feed Motor

Instructions for removing and replacing the DCF feed motor.

3.3.37.2. DCF Pick-up Motor

Procedure for removing and replacing the DCF pick-up motor.

3.3.37.3. DCF PBA

Instructions for removing and replacing the DCF PBA.

3.3.38. High Capacity Feeder(HCF) Unit

Procedures for replacing HCF feed motor, pick-up motor, and HCF PBA.

3.3.38.1. HCF Feed Motor

Instructions for removing and replacing the HCF feed motor.

3.3.38.2. HCF Pick-up Motor

Procedure for removing and replacing the HCF pick-up motor.

3.3.38.3. HCF PBA

Instructions for removing and replacing the HCF PBA.

3.3.38.4. HCF Lift-up Motor

Procedure for removing and replacing the HCF lift-up motor.

3.3.38.5. HCF Shaft Motor

Instructions for removing and replacing the HCF shaft motor.

3.3.39. High Capacity Feeder Side Unit (Large Cassette Tray Unit)

Procedures for replacing LCT feed motor, pick-up motor, and LCT PBA.

3.3.39.1. LCT Feed Motor

Instructions for removing and replacing the LCT feed motor.

3.3.39.2. LCT Pick-up Motor

Procedure for removing and replacing the LCT pick-up motor.

3.3.39.3. LCT PBA

Instructions for removing and replacing the LCT PBA.

3.3.39.4. LCT Lift-up Motor

Procedure for removing and replacing the LCT lift-up motor.

4. Troubleshooting

4.1. Control panel

Information about the control panel's display screen, motion sensor hole, power button, and status LED.

4.1.1. Display screen and useful buttons

Explanation of how to navigate the display screen using touch gestures like tap, touch and hold, swipe, and panning.

4.1.1.1. Menu navigation

Definition of terms used in menu navigation: Tap, Touch and Hold, Swipe, and Panning.

4.1.1.2. Home Screen Overview

Description of the main home screen, its applications, shortcuts, and navigating between home screens.

4.1.1.3. Customizing your home screen

Instructions for creating and deleting shortcuts, adding widgets, and moving icons in the Apps menu.

4.1.1.4. Notification Bar

Explanation of the notification bar's function for displaying processes, toner status, alerts, and device functions.

4.2. Understanding the LEDs

Explanation of the status LED colors (Off, Blue, Red) and their meanings regarding machine status.

4.3. Updating Firmware

Instructions for updating the printer firmware using the control panel or network methods.

4.3.1. Updating from the Printer Control Panel

Step-by-step guide for downloading, copying, and installing firmware via USB using the printer control panel.

4.3.2. Updating from the Network

Procedure for updating firmware remotely via the network using SyncThru Web Service (SWS).

4.4. JAM removal

Detailed instructions for clearing paper jams in various locations within the machine, including ADF and trays.

4.4.1. Clearing original document jams

Procedures for clearing original document jams in front of and inside the scanner ADF.

4.4.2. Clearing paper jams

Instructions for clearing paper jams in trays 1, 2, 3, 4, the multi-purpose tray, and inside the machine.

4.5. Service Mode (Tech Mode)

Instructions on how to enter the Service Mode (Tech Mode) using the power button and password.

4.5.1. Entering the Service Mode

Step-by-step guide to access the Service Mode using the control panel and entering a specific password.

4.5.2. Service Mode Menu Tree

Hierarchical breakdown of the Service Mode menu, detailing Navigation Tabs like Information, Maintenance Counts, Diagnostics, and Service Functions.

a) Information Tab

Details on accessing system information such as General, Supply Status, Software Version, Service Hours, Fault Log, Print Reports, and Export Reports.

b) Maintenance Counts Tab

Information on maintenance counts, including Fault Count, Jam Count, and Part Replacement Count.

c) Diagnostics Tab

Overview of diagnostic tests for Engine, Scanner/ADF, and Adjustment functions like print, copy, and scan area.

d) Service Functions

Details on various service functions like memory clear, hard disk maintenance, network settings, debug logs, capture logs, system recovery, and TR control mode.

4.5.3. Information

Menu options for retrieving General system information and Supply Status (CRU/FRU).

4.5.3.1. General

Displays serial number, IP addresses, MAC address, total impressions, and installation date.

4.5.3.2. Supply Status

Shows customer and field replacement unit status, including item, threshold, status, count, and maximum life.

4.5.3.3. Software Version

Displays detailed version information of all software installed in the system.

4.5.3.4. Service Hours

Shows system power on hours and power save hours since the first booting.

4.5.3.5. Fault Log

Displays faults that occurred during operation; clear button clears the log.

4.5.3.6. Print Reports

Lists available reports that can be printed, such as Supplies Information, Error Information, and Fax Protocol Dump.

4.5.3.7. Export Reports

Exports reports like Configuration, Error Information, and Usage Counter to a USB stick.

4.5.4. Maintenance Counts

Displays counts for system faults, jams, and part replacements.

4.5.4.1. Fault Count

Displays fault counts grouped by system area, allowing detailed fault descriptions upon selection.

4.5.4.2. Jam Count

Shows jam counts grouped by location (Print Jam, Scan Jam) with detailed jam locations.

4.5.4.3. Part Replacement Count

Displays replacement counts for system parts, showing part name and sensing method.

4.5.5. Diagnostics

Provides tools for engine diagnostics, fax diagnostics, scanner diagnostics, and various adjustments.

4.5.5.1. Engine Diagnostics

Includes NVM initialization, NVM read/write, and engine test routines for motors and sensors.

4.5.5.2. Fax Diagnostics

Includes NVM read/write and test routines for fax machine functions like dial pulse, ring detection, and DTMF timing.

4.5.5.3. Scanner Diagnostics

Covers Shading Test for image quality checks and NVM read/write for scanner and ADF memory.

4.5.5.4. Adjustment

Procedures for print, copy, and scan area adjustments, including automatic and manual calibration.

Print Adjustment

Guides for automatic and manual adjustment of print image position and magnification.

Copy Adjustment

Instructions for manually adjusting copied image position, similar to print adjustment.

Scan Area Adjustment

Procedures for automatic and manual adjustment of scanned image position and magnification.

ADF Adjustment

Instructions for automatic and manual adjustment of scanned images via the DSDF.

4.5.5.5. ACS (Auto Color Sensing)

Procedure for setting color coverage ratio for auto color mode to classify documents as color or monochrome.

4.5.5.6. Image Management

Functions for Auto Color Registration and Auto Tone Adjustment (Normal and Full) to correct color shifts and image density.

4.5.5.7. Print Test Patterns

Menu option to print test patterns manually for skew adjustment.

4.5.6. Service Functions

Various service functions including memory clear, hard disk maintenance, network settings, debug logs, capture logs, system recovery, and TR control mode.

4.5.6.1. Main Memory Clear

Resets system memory to factory defaults, requiring country selection and reboot.

4.5.6.2. Hard Disk Maintenance

Functions for clearing device configuration, temporary/spool data, user data, and checking for bad sectors.

4.5.6.3. Count Setting of Large Page

Sets the count for large pages (A3, ledger) to 1 or 2 counts.

4.5.6.4. Network Port

Enables/disables remote connections via telnet, OSGI, and SMB protocols.

4.5.6.5. Debug Log

Sets system log message levels (Off, Job Status, Details) for troubleshooting.

4.5.6.6. Capture Log

Copies saved system logs to USB memory as a zip file for analysis.

4.5.6.7. Network Packet Capture

Captures and exports network packets for troubleshooting network issues.

4.5.6.8. System Recovery

Procedures for repairing or formatting the HDD, including USB or network recovery options.

4.5.6.9. TR Control Mode

Adjusts transfer value to optimize image quality, especially for different paper types and color issues.

4.5.6.10. Clear System Cache

Clears the machine's cache data after installing XOA applications.

4.5.6.11. Hibernation

Manages hibernation mode for the operating system image and reduces operating time.

4.5.6.12. Paper Low Warning Message

Enables or disables warning messages for low paper status.

4.5.6.13. Part Replacement Alert

Enables or disables alert messages for consumable life status.

4.5.6.14. FDI

Allows selection of the type of FDI for tracking machine usage.

4.5.6.15. EIUL (End of Image Unit Life)

Sets the machine's hard stop condition when the drum life expires.

4.5.6.16. SFE (Special Feature Enablement)

Enables configurable options (On/Off) in service mode for technicians and dealers.

4.5.6.17. Dealer ID

Enables SFE functions related to the dealer.

4.5.6.18. Envelope Rotate

Enables image rotation for printing envelopes correctly on SEF or LEF directions.

4.6. Error Code and Troubleshooting

Guides for troubleshooting machine status or errors indicated by error codes on the control panel.

4.6.1. 11–2Txx (Paper mismatch error)

Troubleshooting steps for paper mismatch errors, involving checking and changing tray paper settings.

4.6.2. 61–1xxx (System Error)

Troubleshooting for system errors like booting failures and scanner failures, including SVC mode operations.

4.6.3. A1–xxxx (Motor error)

List of motor errors (A1-xxxx) with troubleshooting steps involving checking connections, SVC mode tests, and replacing components.

A1-1111 / A1-1113

Troubleshooting for Feed/MP motor operation issues, checking signals, power, and replacing parts.

A1-1211 / A1-1213

Troubleshooting for Fuser/Exit motor operation issues, checking connections and replacing components.

A1-1611 / A1-1612 / A1-1613

Troubleshooting for ITB motor operation issues, checking connections and replacing components.

A1-2211 / A1-2212 / A1-2213

Troubleshooting for Yellow OPC motor operation issues, checking connections and replacing components.

A1-2311 / A1-2312 / A1-2313

Troubleshooting for Magenta OPC motor operation issues, checking connections and replacing components.

A1-2411 / A1-2412 / A1-2413

Troubleshooting for Cyan OPC motor operation issues, checking connections and replacing components.

A1-2511 / A1-2512 / A1-2513

Troubleshooting for Black OPC motor operation issues, checking connections and replacing components.

A1-4310

Troubleshooting for T1 engage motor operation issues, checking connection, resistance, and replacing parts.

A1-5212 / A1-5213

Troubleshooting for Yellow toner supply problems, checking pipes, motors, and replacing parts.

A1-5312 / A1-5313

Troubleshooting for Magenta toner supply problems, checking pipes, motors, and replacing parts.

A1-5412 / A1-5413

Troubleshooting for Cyan toner supply problems, checking pipes, motors, and replacing parts.

A1-5512 / A1-5513

Troubleshooting for Black toner supply problems, checking pipes, motors, and replacing parts.

4.6.4. A2–xxxx (Fan error)

Troubleshooting for fan errors (A2-xxxx), involving checking connections, SVC mode tests, and replacing fans or main board.

4.6.5. A3–xxxx (Sensor error)

Troubleshooting for sensor errors (A3-xxxx), including cleaning and replacing defective sensors or main boards.

A3-2113 / A3-4114

Troubleshooting for CTD/ACR sensor contamination or failure, involving cleaning and SVC mode calibration.

A3-3111 / A3-3112 / A3-3113 / A3-3114

Troubleshooting for fuser NC sensor errors, involving temperature tests and replacing fuser unit or main board.

A3-3210 / A3-3211 / A3-3212

Troubleshooting for inner temperature sensor errors, involving connection checks and replacing sensor or main board.

A3-3310 / A3-3311 / A3-3312 / A3-3410 / A3-3411 / A3-3412

Troubleshooting for outer temperature/humidity sensor errors, involving connection checks and replacing sensor or main board.

4.6.6. C1–xxxx (Toner cartridge error)

Troubleshooting for toner cartridge errors, including replacement, compatibility, and supply issues.

C1-2110

Procedure for preparing a new yellow toner cartridge when the current one is low.

C1-2120 / C1-2130 / C1-2140

Instructions for replacing the yellow toner cartridge when it reaches its end of life.

C1-2311

Troubleshooting for yellow toner supply inefficiency, involving cartridge handling and shaking.

C1-2411 / C1-2413

Troubleshooting for yellow toner cartridge installation or CRUM data detection problems.

C1-2510 / C1-2512

Troubleshooting for incompatible yellow toner cartridges, requiring replacement.

C1-3110

Procedure for ordering a new magenta toner cartridge when the current one is low.

C1-3120 / C1-3130 / C1-3140

Instructions for replacing the magenta toner cartridge when it reaches its end of life.

C1-3311

Troubleshooting for magenta toner supply inefficiency, involving cartridge handling and shaking.

C1-3411 / C1-3413

Troubleshooting for magenta toner cartridge installation or CRUM data detection problems.

C1-3512

Troubleshooting for incompatible magenta toner cartridges, requiring replacement.

C1-4110

Procedure for ordering a new cyan toner cartridge when the current one is low.

C1-4120 / C1-4130 / C1-4140

Instructions for replacing the cyan toner cartridge when it reaches its end of life.

C1-4311

Troubleshooting for cyan toner supply inefficiency, involving cartridge handling and shaking.

C1-4411 / C1-4413

Troubleshooting for cyan toner cartridge installation or CRUM data detection problems.

C1-4512

Troubleshooting for incompatible cyan toner cartridges, requiring replacement.

C1-5110

Procedure for ordering a new black toner cartridge when the current one is low.

C1-5120 / C1-5130 / C1-5140

Instructions for replacing the black toner cartridge when it reaches its end of life.

C1-5311

Troubleshooting for black toner supply inefficiency, involving cartridge handling and shaking.

C1-5411 / C1-5413

Troubleshooting for black toner cartridge installation or CRUM data detection problems.

C1-5512

Troubleshooting for incompatible black toner cartridges, requiring replacement.

4.6.7. C3–xxxx (Drum unit error)

Troubleshooting for drum unit errors, including replacement and compatibility checks.

C3-2110

Procedure for ordering a new yellow drum unit when its life is nearing expiration.

C3-2130 / C3-2140

Instructions for replacing the yellow drum unit when it reaches its end of life.

C3-2411

Troubleshooting for yellow drum unit installation or detection problems.

C3-2511 / C3-2512

Troubleshooting for incompatible yellow drum units, requiring replacement.

C3-3110

Procedure for ordering a new magenta drum unit when its life is nearing expiration.

C3-3130 / C3-3140

Instructions for replacing the magenta drum unit when it reaches its end of life.

C3-3411

Troubleshooting for magenta drum unit installation or detection problems.

C3-3512

Troubleshooting for incompatible magenta drum units, requiring replacement.

C3-4110

Procedure for ordering a new cyan drum unit when its life is nearing expiration.

C3-4130 / C3-4140

Instructions for replacing the cyan drum unit when it reaches its end of life.

C3-4411

Troubleshooting for cyan drum unit installation or detection problems.

C3-4512

Troubleshooting for incompatible cyan drum units, requiring replacement.

C3-5110

Procedure for ordering a new black drum unit when its life is nearing expiration.

C3-5130 / C3-5140

Instructions for replacing the black drum unit when it reaches its end of life.

C3-5411

Troubleshooting for black drum unit installation or detection problems.

C3-5512

Troubleshooting for incompatible black drum units, requiring replacement.

4.6.8. C5–xxxx (ITB unit error)

Troubleshooting for ITB unit errors, including replacement and cleaning of the transfer belt.

C5-1110

Procedure for preparing a new transfer belt unit when its life is nearing expiration.

C5-1120

Instructions for replacing the transfer belt unit and resetting the T2 roller count.

C5-2120

Procedure for replacing the ITB cleaner when its life has expired.

4.6.9. C6–xxxx (Fuser unit error)

Troubleshooting for fuser unit errors, including end of life and installation issues.

C6-1120

Instructions for replacing the fuser unit when it reaches its end of life.

C6-1310

Troubleshooting for fuser unit installation or connection problems.

4.6.10. C7–xxxx (Waste toner container error)

Troubleshooting for waste toner container errors, including full, low, and not installed states.

4.6.11. C8–xxxx (Developer error)

Troubleshooting for developer unit errors, including replacement, compatibility, and supply issues.

C8-2130

Instructions for replacing the yellow developer unit when its life has expired.

C8-2210 / C8-2310 / C8-2313

Troubleshooting for yellow developer unit problems with toner supply or sensor calibration.

C8-3130

Instructions for replacing the magenta developer unit when its life has expired.

C8-3210 / C8-3310 / C8-3313

Troubleshooting for magenta developer unit problems with toner supply or sensor calibration.

C8-4130

Instructions for replacing the cyan developer unit when its life has expired.

C8-4210 / C8-4310 / C8-4313

Troubleshooting for cyan developer unit problems with toner supply or sensor calibration.

C8-5130

Instructions for replacing the black developer unit when its life has expired.

C8-5210 / C8-5310 / C8-5313

Troubleshooting for black developer unit problems with toner supply or sensor calibration.

4.6.12. C9–xxxx (Transfer roller error)

Troubleshooting for transfer roller errors, including replacement and installation.

C9-2110

Procedure for preparing a new transfer roller assembly.

C9-2110 / C9-2120

Instructions for replacing the 2nd transfer roller and resetting the T2 roller count.

C9-2220

Troubleshooting for transfer roller installation problems.

4.6.13. H1–xxxx (Double Cassette Feeder Unit Error)

List of error codes related to the Double Cassette Feeder unit and their troubleshooting steps.

H1-1311 / H1–1312 / H1–1313 / H1–1314 / H1–1315 / H1–1317 / H1–1318

Troubleshooting for paper jams in Tray 3 of the DCF unit, involving roller checks and part replacement.

H1-1322

Troubleshooting for tray 3 cassette pull-out or auto size sensor issues.

H1-1351 / H1–1352 / H1–1354

Troubleshooting for low or empty paper errors in Tray 3, involving sensor checks.

H1-1353

Troubleshooting for input system failures in Tray 3, involving connection checks and part replacement.

H1-1411 / H1–1412 / H1–1417 / H1–1418

Troubleshooting for paper jams in Tray 4 of the DCF unit, involving roller and sensor checks.

H1-1422

Troubleshooting for tray 4 cassette pull-out or auto size sensor issues.

H1-1451 / H1–1452 / H1–1454

Troubleshooting for low or empty paper errors in Tray 4, involving sensor checks.

H1-1453

Troubleshooting for input system failures in Tray 4, involving connection checks and part replacement.

4.6.14. H1–xxxx (High Capacity Feeder Unit Error)

List of error codes related to the High Capacity Feeder unit and their troubleshooting steps.

H1-4411 / H1–4412 / H1–4413 / H1–4417 / H1–4418 (HCF+LCT)

Troubleshooting for paper jams in Tray 4 of HCF/LCT, involving roller and sensor checks.

H1-4511 / H1–4512 / H1–4513 / H1–4517 / H1–4518 (DCF+LCT)

Troubleshooting for paper jams in Tray 5 of DCF/LCT, involving roller and sensor checks.

H1-4420 / H1-4520

Troubleshooting for LCT top cover or side door open switch issues.

H1-4422 / H1-4522

Troubleshooting for LCT cassette pull-out or installation sensor problems.

H1-4430 / H1-4530

Troubleshooting for communication errors between LCT and main machine, involving PBA replacement.

H1-4451 / H1–4452

Troubleshooting for low or empty paper errors in LCT Tray 4, involving sensor checks.

H1-4551 / H1–4552

Troubleshooting for low or empty paper errors in LCT Tray 5, involving sensor checks.

H1-4453 / H1-4553

Troubleshooting for paper feed failures from LCT, involving connection checks and unit replacement.

4.6.16. H2–xxxx (Finisher error)

Reference to the Finisher Service Manual for H2-xxxx type errors.

4.6.17. Mx–xxxx (Jam error)

List of jam error codes (Mx-xxxx) occurring in various trays and paths, with troubleshooting steps.

M1-1113

Troubleshooting for paper jams in Tray 1, involving checks of pick-up unit and sensor.

M1-1211 / M2-1213

Troubleshooting for paper jams in Tray 2, involving checks of pick-up unit and sensor.

M1-1610 / M1-1613

Troubleshooting for paper jams in MP Tray, involving MP solenoid and feed/MP drive unit checks.

M2-1114 / M2-1117

Troubleshooting for paper jams inside the machine related to feed sensors and motors.

M2-1121 / M2-1124 / M2-1125

Troubleshooting for paper jams in Tray 1, involving feed sensors and motors.

M2-1131 / M2-1134 / M2-1135

Troubleshooting for paper jams in Tray 2, involving feed sensors and motors.

M2-1211 / M2-1213 / M2-1214

Troubleshooting for paper jams inside the machine related to regi sensor and motor.

M2-1331 / M2-1332 / M2-1333 / M2-1334

Troubleshooting for paper jams in the duplex path, involving fuser out sensors and motors.

M2-2111 / M2-2112 / M2-2113 / M2-2114 / M2-2311 / M2-2312 / M2-2314

Troubleshooting for paper jams in the duplex path, involving fuser out sensors and motors.

M3-1411 / M3-1412 / M3-1413 / M3-1414

Troubleshooting for paper jams in the exit area, involving sensors and solenoids.

4.6.18. Mx–xxxx (Tray not install_Paper empty_Outbin full)

List of errors related to tray installation, paper levels, and output bin status.

M1-3122

Troubleshooting for Tray 1 cassette pull-out or auto size sensor issues.

M1-3222

Troubleshooting for Tray 2 cassette pull-out or auto size sensor issues.

M1-4111

Troubleshooting for paper feed failures from Tray 1, involving pickup unit and sensor checks.

M1-4211

Troubleshooting for paper feed failures from Tray 2, involving pickup unit and sensor checks.

M1-5111 / M1-5112 / M1-5113 / M1-5120

Troubleshooting for low or empty paper errors in Tray 1, involving sensor checks.

M1-5211 / M1-5212

Troubleshooting for low or empty paper errors in Tray 2, involving sensor checks.

M1-5612

Troubleshooting for MP Tray paper empty errors, involving sensor checks.

M3-2230 / M3-2430

Troubleshooting for output bin or inner tray full errors, involving bin-full sensor checks.

4.6.19. Sx–xxxx (System error)

List of system error codes (Sx-xxxx) related to video, HDD, MSOK, network, UI, and scanner failures.

S1-1113

Troubleshooting for video system failure, possibly due to CPU overheating, involving main board replacement.

S1-1313

Troubleshooting for clock initialization errors, involving time setup and battery voltage check.

S1-1411 / S1-1413

Troubleshooting for video chip failures on the main board, requiring replacement.

S1-2111

Troubleshooting for memory detection failure during booting, involving main board replacement.

S1-2433 / S1-2443 / S1-2444 / S1-2445 / S1-2446 / S1-2447 / S1-2448 / S1-2449

Troubleshooting for HDD partition or memory full errors, involving system recovery and HDD replacement.

S1-2434 / S1-2435 / S1-2436 / S1-2437 / S1-2438 / S1-2439

Troubleshooting for HDD partition or memory full errors, involving hard disk maintenance.

S1-2510 / S1-2521

Troubleshooting for MSOK installation or defect issues, involving rear cover removal and main board replacement.

S1-3110

Troubleshooting for main board defects affecting video system failure.

S1-4111

Troubleshooting for main board network communication failures.

S1-4311

Troubleshooting for USB device chip failures, involving OPE hub board replacement.

S1-5521

Troubleshooting for FDI device installation or replacement.

S2-1211 / S2-2311 / S2-3110

Troubleshooting for main board defects causing engine system failures.

S2-3114

Troubleshooting for ACR errors, involving ACR calibration and sensor cleaning.

S2-33xx / S2-34xx

General errors indicating engine status, requiring waiting for disappearance.

S2-4210

Troubleshooting for front or side cover open errors, involving sensor checks.

S2-4410

Troubleshooting for right door open errors, involving sensor checks.

S2-5111 / S2-5112 / S2-5120 / S2-5131 / S2-5132 / S2-5133 / S2-5135 / S2-5136 / S2-5161 / S2-5164 / S2-5210 / S2-5240

Troubleshooting for color registration failures, involving ACR sensor and ITB unit checks.

S3-3121

Troubleshooting for scanner lock errors, involving checking module movement and cables.

S3-3211

Troubleshooting for ADF connection or communication errors with CIP6 board.

S4-3131

Troubleshooting for fax modem card problems on Line 1.

S4-3132

Troubleshooting for fax modem card problems on Line 2.

S5-3111

Troubleshooting for UI system failures due to communication errors between main and OPE boards.

S6-3113 / S6-3122

Troubleshooting for network cable disconnection or port issues.

S6-3114

Troubleshooting for defective network chips in optional network kits.

S6-3123 / S6-3128

Troubleshooting for network errors like IP address conflicts and 802.1x authentication failures.

S7-2110

Troubleshooting for fuser failures, specifically related to heater control relay abnormalities.

4.6.20. U1–xxxx (Fuser error)

Troubleshooting for fuser unit errors, including end of life and installation issues.

U1-2xxx

Troubleshooting for fuser unit failures related to thermistor and halogen lamp issues.

U1-2115

Troubleshooting for abnormal pressure control unit operation in the fuser.

4.6.21. U2–xxxx (LSU error)

Troubleshooting for LSU errors, including Hsync signal issues and motor operation problems.

U2-2113 / U2-3114 / U2-4113 / U2-5113

Troubleshooting for LSU Hsync signal abnormalities, involving cable checks and LSU replacement.

U2-6120 / U2-6121 / U2-6122 / U2-6123

Troubleshooting for LSU motor operation problems, involving motor tests and cable checks.

U2-7110 / U2-7111 / U2-7112

Troubleshooting for abnormal LSU temperature sensor readings.

4.6.22. U3–xxxx (Document Feeder error_DSDF for LX model)

List of DSDF errors for LX models and troubleshooting steps for paper jams and cover status.

U3-3111 / U3-3113 / U3-3114 / U3-3211 / U3-3213 / U3-3214 / U3-3311 / U3-3313 / U3-3314

Troubleshooting for paper jams inside the DSDF scanner, involving sensor and actuator checks.

U3-3122

Troubleshooting for incorrect document insertion in DSDF, involving cover and pick-up module checks.

U3-3511 / U3-3513 / U3-3514

Troubleshooting for paper jams inside the DSDF scanner, involving sensor checks.

U3-3611 / U3-3613 / U3-3614

Troubleshooting for paper jams in the DSDF exit area, involving sensor checks.

U3-4210

Troubleshooting for DSDF scanner top door open errors, involving cover open sensor checks.

4.6.23. U3–xxxx (Document Feeder error_DSDF for GX model)

List of DSDF errors for GX models and troubleshooting steps for paper jams and cover status.

U3-3111 / U3-3113 / U3-3114 / U3-3211 / U3-3213 / U3-3214

Troubleshooting for paper jams inside the DSDF scanner, involving sensor and actuator checks.

U3-3122

Troubleshooting for incorrect document insertion in DSDF, involving cover and pick-up module checks.

U3-3311 / U3-3313 / U3-3314

Troubleshooting for paper jams inside the DSDF scanner, involving sensor checks.

U3-3511 / U3-3613 / U3-3614

Troubleshooting for paper jams in the DSDF exit area, involving sensor checks.

U3-4210

Troubleshooting for DSDF scanner top door open errors, involving cover open sensor checks.

4.7. Image quality problems and solutions

Guidance on analyzing and resolving print quality issues attributed to components, consumables, media, or software.

4.7.1. Vertical Black Band

Troubleshooting steps for vertical black bands, involving checks of charge roller, ITB belt, and scanner unit contamination.

4.7.2. Vertical White Band, Light Band

Troubleshooting for vertical white bands or light bands, involving foreign substance removal and developer unit checks.

4.7.3. Horizontal periodic Black Band or Dot

Troubleshooting for horizontal periodic black bands or dots, involving charge roller and OPC drum checks.

4.7.4. Horizontal periodic Light/Dark Band or Dot

Troubleshooting for horizontal periodic light/dark bands or dots, involving OPC exposure and developer unit quality.

4.7.5. Foggy Image

Troubleshooting for foggy images, involving OPC voltage, HVPS board, and developer unit checks.

4.7.6. Light Image

Troubleshooting for light images, involving TRC operation, transfer issues, and HVPS output voltage.

4.7.7. Blurred Image

Troubleshooting for blurred images, involving humidity, T2 transfer voltage, and HVPS connections.

4.7.8. Incorrect color registration

Troubleshooting for incorrect color registration, involving ACR sensor cleaning and skew adjustment.

4.7.9. Uneven pitch and jitter image

Troubleshooting for uneven pitch or jitter images, involving drive gear checks and LSU assembly.

4.7.10. Skewed image

Troubleshooting for skewed images, involving cassette installation, roller condition, and ADF installation.

4.7.11. Blank copy

Troubleshooting for blank copies, involving LSU operation, HVPS board, and main board connections.

4.7.12. Poor fusing performance

Troubleshooting for poor fusing performance, involving paper type, fuser unit wear, and temperature control.

4.7.13. Stain on the paper back side

Troubleshooting for stains on the paper back side, involving transfer roller, ITB belt, and fuser unit checks.

4.7.14. Setting Standard Tone

Procedure for adjusting color tone to factory standard, involving scanning an ID chart.

4.7.15. Duplex Blur_White Spot_Blur on color print-out

Troubleshooting for duplex blur, white spot, or blur on color print-outs, involving TR control mode adjustments.

4.8. Other Errors

Covers other potential problems like image system issues and drive unit noise.

4.8.1. Image system problem

Troubleshooting for toner cartridge detection, image registration, and TRC/ACR errors.

4.8.2. Fuser problem

Troubleshooting for acoustic noise issues in the fuser unit.

4.8.3. Scanner and Document Feeder problem

Troubleshooting for ADF hinge noise/cracks and ADF recognition issues.

4.8.4. Drive unit problem

Troubleshooting for drive unit noise issues, particularly when printing.

4.8.5. Feeding system problem

Troubleshooting for paper pickup failures from trays and envelope wrinkles.

4.8.6. LSU problem

Troubleshooting for ACR fail problems and loud noise from the LSU motor.

4.8.7. Electrical circuit problem

Troubleshooting for SMPS output voltage drops, HDD noise, networking issues, and UI malfunctions.

1) SMPS output voltage drop error

Troubleshooting for 24V output voltage drops from the SMPS, involving checks of output channels and connections.

2) HDD makes a loud noise.

Troubleshooting for loud noise from the Hard Disk Drive, suggesting HDD replacement.

3) Networking is not working.

Troubleshooting for networking problems, involving ping tests and checking network-related components.

4) UI touch malfunction

Troubleshooting for UI touch malfunctions, possibly caused by interference or incorrect configuration.

5) Home screen icon is disappeared or UI screen is broken.

Troubleshooting for missing home screen icons or broken UI screens, possibly due to software errors.

4.9. Adjusting the DSDF skew

Procedure for adjusting the DSDF hinge to correct skewed image output.

5. Connection Diagram

5.1. Connection Diagram (FUSER_EXIT_DUPLEX_TONER)

Wiring diagram showing connections for the fuser, exit, duplex, and toner units.

5.2. Connection Diagram (Scanner)

Wiring diagram detailing the connections for the scanner unit, DSDF, DCIS, and CCDM.

5.3. Connection Diagram (LSU_OPE_USB)

Wiring diagram showing connections for the LSU, OPE unit, and USB interfaces.

5.4. Connection Diagram (Side_MP_Feed_Regi_Pick-Up)

Wiring diagram illustrating connections for side, MP, feed, regi, and pick-up units.

5.5. Connection Diagram (OPC_WTB_CST Lock)

Wiring diagram showing connections for OPC, WTB, and CST Lock components.

5.6. Connection Diagram (HVPS_SMPS_FDB)

Wiring diagram illustrating connections for HVPS, SMPS, and FDB boards.

6. Reference Information

6.1. Tools for Troubleshooting

List of recommended tools for troubleshooting, including DVM, spring hook, tweezers, and soft cloth.

6.2. Glossary

Glossary of printing and networking terminologies used in the manual.

6.3. Model Name and Code

Information on sub-brand names and model code structure, including function codes.

6.4. Document Revision List

List of document versions, dates, page references, and descriptions of changes made.

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