Page 1: Service Manual
Revision 2.0 MF735C Series Service Manual...
Page 2: Explanation Of Symbols
When changes occur in applicable products or in the contents of this manual, Canon will release technical information as the need arises. In the event of major changes in the contents of this manual over a long or short period, Canon will issue a new edition of this manual.
Page 3 Introduction Symbols Explanation Symbols Explanation Disconnect the connector. Connect the power cable. Connect the connector. Disconnect the power cable. Remove the cable/wire from the Turn on the power. cable guide or wire saddle. Install the cable/wire to the cable Turn off the power. guide or wire saddle.
Page 4: Table Of Contents
Contents Contents Safety Precautions....................1 Laser Safety............................2 How to Handle the Laser Scanner Unit....................2 Toner Safety............................2 About Toner............................2 Handling Adhered Toner........................2 Notes When Handling a Lithium Battery..................... 3 Notes on Assembly/Disassembly......................3 1. Product Overview.....................4 Product Lineup............................ 5 Host Machine............................5 Option..............................
Page 5 Contents High Voltage Power Supply Control......................29 Image Stabilization Control........................30 Cartridge............................32 Pickup Feed System......................... 35 Overview............................35 Parts Configuration..........................36 Drive Configuration..........................37 Layout of Sensors..........................38 Lifter Control............................38 Cassette Detection..........................39 Cassette Pickup Control........................40 Multi-purpose Tray Pickup Control......................40 Skew Correction..........................41 Arch Control............................42 Delivery Tray Full Detection.........................
Page 6 Contents External Cover System........................85 Removing the Toner Cartridge......................85 Removing the Left Cover........................86 Removing the Right Cover........................88 Removing the Rear Cover Unit......................90 Removing the Cartridge Cover ......................91 Removing the Cartridge Tray....................... 93 Removing the Upper Front Cover......................94 Removing the Upper Left Front Cover....................
Page 7 Contents Removing the Color Displacement Density Sensor Unit............... 146 Removing the Developing Motor......................147 Removing the Drum Motor......................... 149 Fixing System..........................151 Removing the Fixing Assembly......................151 Removing the Fixing Power Supply Unit..................... 153 Removing the Fixing Motor........................ 154 Pickup Feed Delivery System......................155 Removing the Cassette Pickup Roller/Feed Roller Unit ...............
Page 8 Contents Error/Jam/Alarm Log indication......................222 JAM/ERR LOG REPORT........................223 Location Code...........................224 Pickup Position Code.........................224 Error Code............................225 Error Code Details..........................225 Jam Code............................232 Jam Code Details..........................232 Alarm Code............................. 235 Alarm Code Details........................... 235 9. Service Mode....................236 Overview............................237 Entering Service Mode........................237 Service Label............................
Page 9 Contents Points to Note at Installation.......................351 Installation Outline Drawing........................351 Checking the Contents........................351 Check Item When Turning OFF the Main Power..................351 Installation Procedure........................352 Setting after Installation........................362 APPENDICES....................363 Service Tools...........................364 Special Tools............................ 364 Solvents and Oil List..........................364 General Circuit Diagram........................365 Backup Data List..........................
Page 10: Safety Precautions
Safety Precautions Laser Safety.......... 2 How to Handle the Laser Scanner Unit ............2 Toner Safety..........2 Notes When Handling a Lithium Battery..........3 Notes on Assembly/Disassembly..3...
Page 11: Laser Safety
Safety Precautions Laser Safety Since radiation emitted inside this machine is completely confined with protective housings and external covers, the laser beam cannot escape from the machine during any phase of normal use by users. Therefore, this machine is classified as a Class 1 laser product under the international standard IEC60825-1 that is regarded as safe during normal use.
Page 12: Notes When Handling A Lithium Battery
Safety Precautions Notes When Handling a Lithium Battery Dispose of used batteries according to the instructions. CAUTION: Risk of explosion if battery is replaced by an incorrect type. The following warnings are given to comply with Safety Principles (EN60950-1). CAUTION: Wenn mit dem falschen Typ ausgewechselt, besteht Explosionsgefahr.
Page 13: Product Overview
Product Overview Product Lineup........5 Specifications........7 Parts Name......... 10...
Page 14: Product Lineup
1. Product Overview Product Lineup Host Machine MF735Cdw /MF735Cx Copy Print Remote UI 2-sided scanning 2-sided printing Control Panel 5 inch Touch Panel Backup of counter MEAP Network Wireless LAN MF735Cdw / MF735Cx Option Name Description Cassette Feeding Module-AF1 550 sheets (80 g/m2) of paper can be placed Copy Card Reader Attachment-J1 Except KOR model Copy Control Interface Kit-C1...
Page 15: Features
Communication via mobile device and wireless LAN becomes available by connecting a wireless LAN router to the network to which this machine is connected. 5. NFC (Near Field Communication) Printing can be performed by touching a mobile device where Canon PRINT Business is installed.
Page 16: Specifications
1. Product Overview Specifications Specifications of Host Machine Item Specification / Function Copyboard Fixed Device Installation Desktop Light source LED (RGB) Photoreceptor OPC drum (φ24) Image scanning CIS (color) Light exposure method Laser beam exposure Charging method Roller charging Developing method Contact development Transfer method Primary transfer: Sequential 4 colors transfer to Intermediate Transfer Belt...
Page 17: Paper Type
1. Product Overview Item Specification / Function Multi-purpose tray paper size A4, B5, A5, LGL, LTR, STMT, EXEC, OFFICIO, B-OFFICIO, M-OFFICIO, GLTR, GLGL, FLS, AFLS, indLGL, K16, Envelopes (COM10, Monarch, Nagagata 3, Yougatanaga 3, C5, DL), Custom Paper Size (Refer to “Paper size”...
Page 18: Paper Size
1. Product Overview Type of paper Paper set- Standard Cassette/ Multi-purpose Tray Auto 2-sided printing tings in this Cassette Feeding machine Module-AF1 (option) Heavy paper 129 to 163 g/m2 Heavy 3 Coated 100 to 120 g/m2 Coated 1 121 to 150 g/m2 Coated 2 151 to 200 g/m2 Coated 3...
Page 19: Parts Name
1. Product Overview Parts Name External view ■ Front side of the machine [12] [10] [13] [11] Name Name Feeder Power Switch USB port (for USB device) Front Cover Delivery Stopper Pickup Cassette Speaker Multi-purpose Tray Handle for carrying Copyboard Glass Control Panel Ventilation hole Delivery Tray...
Page 20 1. Product Overview ■ Rear side of the machine Name Name Rear Cover LAN Port Rating name plate label Terminal for Handset Power Socket Terminal for external telephone USB port (for USB device) Terminal for telephone line USB port (for PC) ■...
Page 21: Cross Section View
1. Product Overview Cross Section View ■ Host machine [2] [3] [4] [5] [6] [7] [8] [10] [25] [24] [23] [22] [21] [20] [19] [18] [17] [16] [15] [14] [13] [12] [11] Name Name Duplex Feed Roller [14] Primary Transfer Brush Fixing Assembly [15] Cassette...
Page 22: Control Panel
1. Product Overview ■ ADF/Reader Unit [2] [3] Name Feed Roller Separation Roller Pickup Roller Separation Pad Delivery Roller Contact Image Sensor (back side) Contact Image Sensor (front side) Control Panel [4] [5] [6] Name Display Volume key Energy Saver key Data Lamp Error Lamp...
Page 23 1. Product Overview Name Home key Stop key NFC (Near Field Communication) mark...
Page 24: Technical Explanation (Device)
Technical Explanation (Device) Basic Configuration......16 Original Exposure/Feed System..17 Laser Exposure System...... 22 Controller System........24 Image Formation System....29 Pickup Feed System......35 Fixing System........45...
Page 25: Basic Configuration
2. Technical Explanation (Device) Basic Configuration Functional Configuration Description This machine is roughly composed of the following six blocks. • Original Exposure/Feed System • Laser Exposure System • Controller System • Image Formation System • Pickup Feed System • Fixing System Document exposure/ feeding system CIS unit...
Page 26: Original Exposure/Feed System
2. Technical Explanation (Device) Original Exposure/Feed System Original Exposure System ■ Functional Configuration Description The original on the Copyboard Glass is read by moving the Contact Image Sensor (CIS) by rotating the Reader Motor based on the drive signal from the Main Controller PCB. When using the ADF, the original is read by feeding it using the ADF, without moving the Contact Image Sensor.
Page 27: Service Mode
2. Technical Explanation (Device) Control of dust detection consists of the following two items: • Dust detection correction • Dust detection evasion Execution Condition/Timing Dust detection correction During the period of time from the moment when the original of a stream reading job arrives just before the reading position to the moment when reading of the original is completed (for each page) Dust detection evasion When a job starts...
Page 28: Original Feed System
2. Technical Explanation (Device) • ON/OFF of notification to clean the Stream Reading Glass Menu > Preferences > Display Settings > Notify to Clean Original Scanning Area Original Feed System ■ ADF Specifications Description Item Specification Original separation method Upper separation Document scanning method Stream reading Original basis weight...
Page 29: Original Detection
2. Technical Explanation (Device) Symbol Name Remarks Contact Image Sensor * Simultaneous duplex scanning models only. (Reference: “Product Lineup” on page Document Sensor SR10 Document End Sensor ■ Drive Configuration Description When copy, fax, or scan is started, the ADF Motor (M11) is driven by a drive command from the Main Controller PCB. The document which is placed face-up on the Original Tray is picked up and fed one sheet at a time in order from the top.
Page 30 2. Technical Explanation (Device) SR10 MCON Symbol Name Document Sensor SR10 Document End Sensor * Simultaneous duplex scanning models only. (Reference: “Product Lineup” on page ■ Jam Detection Execution Condition/Timing When the power is turned ON or when the original is being read Description In the following cases, it is judged that an ADF jam has occurred.
Page 31: Laser Exposure System
2. Technical Explanation (Device) Laser Exposure System Functional Configuration Overview The Laser Exposure system irradiates the Photosensitive Drum with a laser to form a latent image on it according to the video signal sent from the Main Controller. Description The Laser Scanner Unit consists of the Laser Unit and the Scanner Motor Unit, and is controlled by the signal input from the DC Controller.
Page 32 2. Technical Explanation (Device) Description Scanner area failure detection If an error in any of the Scanner Motor, Laser Driver, or BD detection in the scanner area is detected, an error code is notified. Scanner Motor startup failure detection If the scanner does not start although a specified period of time has elapsed after the Scanner Motor is driven, an error code is notified.
Page 33: Controller System
2. Technical Explanation (Device) Controller System Configuration/Function Description This product is mainly controlled by the main and DC controllers. Parts name Role Main Controller PCB Provides controls on the system, image processing, reader / ADF, FAX and network and maintain various setting values. Engine Controller PCB *1 Provides controls on printer, laser, high-voltage PCBs, I/O, etc.
Page 34: Main Controller Pcb
2. Technical Explanation (Device) Main Controller PCB Description J922 J924 J917 J918 J927 J925 J926 J923 J907 J906 J904 J905 J911 J910 J909 J908 J921 J916 J912 J919 Jack Function Jack Function J904 Wireless LAN PCB I/F J917 Off Hook PCB I/F J905 LAN I/F J918...
Page 35: Door Open Detection
2. Technical Explanation (Device) Name Symbol Drive parts Failure Detection Scanner Motor Scanner Mirror None *: Duplex models only Door Open Detection Overview This machine uses the Door Open Sensor to detect whether the door is opened or closed. Description Sensor name Symbol Role...
Page 36: Protection Function
2. Technical Explanation (Device) Fixing power supply Fixing control circuit AC input Fuse FU1101 DC controller Fuse FU1102 Power switch +3.3V +3.3VA +3.3VA SW601 Rectifying Generation circuit circuit Protection Front door switch circuit +24V +24VA Generation circuit +3.3VB +3.3V Control circuit PSREM24V +24V Protection...
Page 37 2. Technical Explanation (Device) Description AC OFF Explanation Power supply of the status state of ECU AC Off Power-on Standby AC Connection Power-saving Active Off Power-off Inactive Off AC Connection Power-off AC Off (After the interruption of a momentary power The automatic shutdown time has passed.
Page 38: Image Formation System
2. Technical Explanation (Device) Image Formation System Major Components Description [10] Name Name ITB Cleaning Brush Color Displacement/Density Sensor ITB Cleaning Roller Primary Transfer Pad Developing Cylinder ITB Unit Toner Cartridge Secondary Transfer Roller Photosensitive Drum [10] ITB Drive Roller Image Formation Process Description : Paper path...
Page 39: Image Stabilization Control
2. Technical Explanation (Device) • Primary Charging Roller (inside the cartridge) • Developing Cylinder (inside the cartridge) • Primary Transfer Pad • Secondary Transfer Roller • ITB Cleaning Assembly The high voltage biases are generated by the DC Controller controlling the High Voltage Power Supply. Cartridge ITB cleaning brush ITB unit...
Page 40 2. Technical Explanation (Device) Laser scanner unit Cartridge Color displacement /density sensor ITB unit Signal from color displacement Bias High-voltage /density signal power supply PCBs Video signal DC controller Auto-gradation D-max correction control Color displacement Reader unit D-half correction control Main controller Execution Condition/Timing Correction controls are performed under the following conditions:...
Page 41: Cartridge
2. Technical Explanation (Device) Item Description Test pattern Number of Type output sheets Full adjustment Gradation adjustment is performed by outputting a test pattern and 2 sheets First sheet: For error diffu- reading the gradation density using the reader. sion Second sheet: For multi- value gradation Quick Adjust...
Page 42: Cartridge Detection
Description This machine detects/records the cartridge usage status, etc. by reading/writing data stored in the memory by the DC Controller. If the memory cannot be detected, "Cartridge Communication Error. A counterfeit or non-Canon cartridge may be in use." is displayed.
Page 43 2. Technical Explanation (Device) ■ Developing Cylinder Engagement/Disengagement Control Overview The DC Controller engages/disengages the Developing Cylinder in the Toner Cartridge with/from the Photosensitive Drum. Execution Condition/Timing The Developing Cylinder is engaged or disengaged depending on the state of this machine. State of this machine Y/M/C Power Supply Off/Standby...
Page 44: Pickup Feed System
2. Technical Explanation (Device) Pickup Feed System Overview Overview The pickup, feed, and delivery systems are controlled by the DC Controller. The DC Controller controls the blocks in the pickup, feed, and delivery systems to pickup, feed, and deliver paper inside the machine.
Page 45: Parts Configuration
2. Technical Explanation (Device) Parts Configuration Description [3] [4] [5] [14] [13] [12] [11] [10] Name Name Duplex Feed Roller Multi-purpose Tray Feed Roller Duplex Flapper Pickup Roller Duplex Reverse Roller [10] Feed Roller Delivery Roller [11] Separation Roller Fixing Roller [12] Registration Roller Multi-purpose Tray Pickup Roller...
Page 46: Drive Configuration
2. Technical Explanation (Device) Drive Configuration Description SL10 Sym- Name Sym- Name Pickup Motor Multi-purpose Tray Pickup Solenoid Drum Motor Cassette Pickup Solenoid Fixing Motor Lifter Solenoid Duplex Re-pickup Clutch* SL10 Duplex Reverse Solenoid* *: Duplex models only...
Page 47: Layout Of Sensors
2. Technical Explanation (Device) Layout of Sensors Description SR21 SR5 SR7 SR8 SR22 Sym- Name Symbol Name Cassette Switch Multi-purpose Tray Paper Sensor Registration Sensor Cassette Paper Surface Sensor Loop Sensor Lifter Sensor Fixing Delivery Sensor SR21 Duplex Reverse Sensor* Delivery Tray Sensor SR22 Duplex Re-pickup Sensor*...
Page 48: Cassette Detection
2. Technical Explanation (Device) DC controller Pickup arm Cassette paper sensor lever Paper Level Sensor lever Lifter Solenoid Pickup motor Lifter Lifting plate <Before lift-up operation> <After lift-up operation> There are 2 types of lift-up operation: initial lift-up operation and lift-up operation during printing. 1.
Page 49: Cassette Pickup Control
2. Technical Explanation (Device) Cassette Pickup Control Description The DC Controller rotates the Pickup Roller by rotating the Pickup Motor (M1). The Pickup Arm is lifted and lowered to feed the paper by rotating the Pickup Cam with the Pickup Solenoid (SL3). Double Feed Prevention Mechanism This machine employs the Separation Roller method for double feed prevention.
Page 50: Skew Correction
2. Technical Explanation (Device) DC Controller Pickup Motor Multi-purpose Tray Pickup Solenoid Multi-purpose Tray Paper Paper Sensor Multi-purpose Tray Pickup Roller Multi-purpose Tray Separation Pad Lifting plate Skew Correction Description This machine can correct paper skew without lowering throughput. Skew is corrected as follows. 1.
Page 51: Arch Control
2. Technical Explanation (Device) Arch Control Description Arch control keeps the appropriate slack on paper to prevent image failure and feed failure. • If the rotation speed of the Fixing Motor is slower than the rotation speed of the Drum Motor, the slack on the paper becomes larger.
Page 52: Delivery Tray Full Detection
2. Technical Explanation (Device) Delivery Tray Full Detection Description The DC Controller detects paper full in the Delivery Tray using the Delivery Tray Sensor (SR4). The DC Controller judges that the Delivery Tray is full and notifies the Main Controller when the Delivery Tray Sensor detects paper for a specified period of time during printing.
Page 53 2. Technical Explanation (Device) Simplex paper path Duplex paper path SR21 SR22 Occurrence of a jam is judged by whether paper is in the sensor area at the timings stored in the DC Controller. When the DC Controller judges that a jam has occurred, the printing operation is stopped and the jam is notified to the Main Controller at the same time.
Page 54: Fixing System
2. Technical Explanation (Device) Fixing System Functional Configuration Overview The fixing system forms a permanent image by melting the toner on the paper using pressure and heat. Description The fixing control circuit controls the temperature of the Fixing Assembly. The Fixing Assembly of this machine uses the on-demand fixing method. Pressure film Fixing roller Fixing film...
Page 55: Protection Function
2. Technical Explanation (Device) Fixing unit DC controller Fixing film SUB2TH TH803 SUB1TH TH802 MAINTH TH801 H120/H240 AC input Fixing power supply RL1102 RL1101 Fixing roller ZEROX Zerocross circuit FSRRLD1 FSRRLD2 Fixing heater Relay control safety circuit circuit FSRD Pressure film Fixing heater control circuit +24VD...
Page 56 2. Technical Explanation (Device) • Startup failure • Abnormal high temperature failure • Abnormal low temperature failure Description Fixing Assembly startup failure An error code is notified if the Fixing Assembly does not reach a certain temperature within a specified period of time. Abnormal high temperature failure An error code is notified if an abnormally high temperature is detected in the Fixing Assembly.
Page 57: Technical Explanation (System)
Technical Explanation (System) Overview of System Management..49 Version Upgrade......... 50 Setting Information Export/Import Function (DCM)....... 54 Monitoring Function (e-Maintenance/ imageWARE Remote)..... 68...
Page 58: Overview Of System Management
3. Technical Explanation (System) Overview of System Management This chapter describes information for service technicians on the system of this machine. Although this chapter contains some information described in the User's Guide, for details on the functions for users, refer to the e-Manual.
Page 59: Version Upgrade
3. Technical Explanation (System) Version Upgrade Function Overview The following firmware upgrade methods are available with this device. Version upgrade using User Support Tool (UST). Upgrade the firmware of the device using UST Open the file for UST version upgrade on a PC connected with the device and upgrade the firmware. Since the host machine and the PC are connected using a USB cable, version upgrades can be performed in an environment where a network is not available.
Page 60: Version Upgrade Using Ust
3. Technical Explanation (System) Version Upgrade Using UST UST is included in the firmware for the machine that can be downloaded from the website of CINC. Firmware is downloaded as a zip file and a folder containing UST is extracted by decompressing the file. When executing UST on the PC connected to the machine with a USB Cable, the firmware can be upgraded by downloading it from the PC to the machine.
Page 61: Version Upgrade Using Usb
3. Technical Explanation (System) 2. Check if the serial number (3 alphabetical characters + 5-digit number) is shown in [BODY No.] of the printed SPEC REPORT. ****************************** SPEC REPORT *** ****************************** Device Info ZZ999 Series ROM Version MAIN 00.75 BOOT 00.25 LANG 01.36...
Page 62 3. Technical Explanation (System) ■ Prerequisite In order to perform version upgrade of the machine using a USB flash drive, the following conditions must be met. There should be no other jobs being executed. Firmware cannot be upgraded while there is a job being executed. If there is a job being executed, wait for completion of the job and then perform the work.
Page 63: Setting Information Export/Import Function (Dcm)
3. Technical Explanation (System) Setting Information Export/Import Function (DCM) Overview Various data is stored in the storage inside the device. Depending on the works to be done such as replacing parts, this data needs to be backed up and restored. There are some ways to back up and restore data, and the appropriate one should be used depending on the purpose and storage destination.
Page 64 3. Technical Explanation (System) ■ Combination of Information Exported/Imported by DCM, Means, and Storage Locations A DCM file is exported and imported using the Control Panel, remote UI, or the iW EMC server, depending on the situation of the site. The information exported/imported differs depending on the means.
Page 65: Import/Export Procedure From [Settings/Registration] Of Remote Ui
3. Technical Explanation (System) The following shows the procedure to turn ON replacement mode of the device to which the data is imported: 1. Set the following service mode setting value to "1": • COPIER > OPTION > USER > RPL-IMP NOTE: Refer to “List of Items Which Can Be Imported”...
Page 66 3. Technical Explanation (System) 3. After confirming that [Service Mode] is displayed/selected in [Select Item to Export], enter the password and click [Start Exporting]. Address Book Select the check box to export the address book data. Settings/Registration Select this check box to import the menu option data. Encryption password Enter 32 or less numeric characters set when the file was exported.
Page 67 3. Technical Explanation (System) 2. Exit service mode, start remote UI, log in as a system administrator, and then select the following item: • [Settings/Registration] > [Import/Export] > [Import] 3. Configure the import settings, and click [Start Importing]. Entering the password and clicking [Start Importing] imports the menu option data. [Browse...] button Click to select the file to import.
Page 68: Procedure For Exporting/Importing Service Mode Setting Information
3. Technical Explanation (System) 6. Restart this machine, enter service mode, and confirm that the setting information is reflected. This completes the procedure for importing a setting information file. 7. Enter service mode, and set the following item to "0". •...
Page 69: List Of Items Which Can Be Imported
3. Technical Explanation (System) 3. Enter service mode, and execute the following service mode. • COPIER > FUNCTION > SYSTEM > IMPORT 4. The message displayed during the process will disappear. When the display has returned to the original state, remove the USB flash drive.
Page 70 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item COPIER ADJUST FEED-ADJ ADJ-C2XR COPIER ADJUST VIFADJ DEV-HV-Y COPIER ADJUST VIFADJ DEV-HV-M COPIER ADJUST VIFADJ DEV-HV-C COPIER ADJUST VIFADJ DEV-HV-K COPIER ADJUST VIFADJ TR1-HV-Y COPIER...
Page 71 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item COPIER FUNCTION SPLMAN SPL80100 COPIER FUNCTION SPLMAN SPL84194 COPIER FUNCTION INSTALL ERDS COPIER FUNCTION INSTALL RGW-PORT COPIER OPTION BODY MIBCOUNT COPIER OPTION BODY NS-CMD5 COPIER...
Page 72 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item SSSW SW19 SSSW SW20 SSSW SW21 SSSW SW22 SSSW SW23 SSSW SW24 SSSW SW25 SSSW SW26 SSSW SW27 SSSW SW28 SSSW SW29 SSSW SW30 SSSW...
Page 73 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item TONE TONE PULSE FORM PULSE PULSE PULSE PULSE DIALTONE DIALTONE DIALTONE DIALTONE DIALTONE DIALTONE DIALTONE DIALTONE DIALTONE 2ND DLTN 2ND DLTN 2ND DLTN 2ND DLTN 2ND DLTN 2ND DLTN...
Page 74 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item REORDRTN REORDRTN REORDRTN REORDRTN REORDRTN REORDRTN AUTO RX AUTO RX AUTO RX AUTO RX AUTO RX AUTO RX AUTO RX AUTO RX AUTO RX CNGDTCT CNGDTCT...
Page 75 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item SPECIALB SW25 SPECIALB SW26 SPECIALB SW27 SPECIALB SW28 SPECIALB SW29 SPECIALB SW30 SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN SPECIALN...
Page 76 3. Technical Explanation (System) Initial screen Main item Intermediate Sub item Case A Case B Case C item PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT PBXBUSYT *1. FAX model only...
Page 77: Monitoring Function (E-Maintenance/Imageware Remote)
3. Technical Explanation (System) Monitoring Function (e-Maintenance/imageWARE Remote) Overview of System ■ Function Overview E-RDS (Embedded RDS) is a monitoring program that runs on the host machine. When the monitoring option is enabled by making the setting on this machine, information such as the status change of the machine, counter information, and failure information are collected.
Page 78: Servicing Notes
3. Technical Explanation (System) Servicing Notes • After clearing the Main Controller PCB, initialization of the E-RDS setting (ERDS-DAT) and a communication test (COM- TEST) need to be performed. If this work is omitted, an error may occur when counters are sent to UGW. After replacing the Main Controller PCB, all the settings need to be reconfigured.
Page 79: Maintenace
3. Technical Explanation (System) 2. Enter [1] from the keyboard, and press [Apply]. CAUTION: The following settings i.e. RGW-PORT in Service mode must not be change unless there are specific instructions to do so. Changing these values will cause error in communication with UGW. When the E-RDS function is enabled, the function to communicate with UGW is enabled.
Page 80 3. Technical Explanation (System) 12/09 2015 10:14AM **************************** *** E-RDS-COM-LOG*** **************************** No.01 DATE 12/09 2015 TIME 03:21 AM CODE 05000003 Information SUSPEND: Communication test is not performed. No.02 DATE 12/09 2015 TIME 03:21 AM CODE 00000000 Information SUSPEND: mode changed. No.03 DATE 12/09 2015...
Page 81: Periodical Service
Periodical Service Periodically Replaced Parts....73 Consumable Parts.......74 Periodical Services......75...
Page 82: Periodically Replaced Parts
4. Periodical Service Periodically Replaced Parts This machine does not have any periodically replaced parts.
Page 83: Consumable Parts
4. Periodical Service Consumable Parts This machine does not have any consumable parts.
Page 84: Periodical Services
4. Periodical Service Periodical Services This machine does not require any periodical service.
Page 85: Parts Replacement And Cleaning
Parts Replacement and Cleaning List of Parts......... 77 External Cover System....... 85 Original Exposure/Feed System..97 Controller System......120 Laser Exposure System....136 Image Formation System....142 Fixing System........151 Pickup Feed Delivery System... 155...
Page 86: List Of Parts
5. Parts Replacement and Cleaning List of Parts Major Units ■ ADF/Reader Name ADF Unit Reader Unit...
Page 87 5. Parts Replacement and Cleaning ■ Host Machine [12] [10] Name Control Panel Unit Laser Scanner Unit ITB Unit Fixing Assembly Re-Pickup Unit Fixing Power Supply Unit Cartridge Cover Duplex Reverse Drive Unit Secondary Transfer Feed Unit [10] Lifter Drive Unit [11] Cassette Pickup Unit [12]...
Page 88: Layout Drawing Of Electrical Components
5. Parts Replacement and Cleaning Layout Drawing of Electrical Components ■ ADF/Reader SR10 Electric code Name ADF Motor Contact Image Sensor (ADF CIS) Document Sensor SR10 Document End Sensor UN40 SR11 Electric code Name Reader Motor Contact Image Sensor (Reader CIS) SR11 CIS HP Sensor UN40...
Page 89 5. Parts Replacement and Cleaning ■ Motor/Fan Electric code Name Pickup Motor Drum Motor Developing Motor Fixing Motor Scanner Motor Power Supply Fan Cartridge Fan...
Page 90 5. Parts Replacement and Cleaning ■ Heater TH802 H120/ H240 TH801 TH803 Electric code Name H120 Heater (120V) H240 Heater (240V) TH801 Main Thermistor TH802 Sub Thermistor 1 TH803 Sub Thermistor 2...
Page 91 5. Parts Replacement and Cleaning ■ Switch/Solenoid/Clutch SL10 SL30 Electric code Name Duplex Re-pickup Clutch MP Tray Pickup Solenoid Developing Disengagement Solenoid (Bk) Cassette Pickup Solenoid Developing Disengagement Solenoid (Color) Lifter Solenoid SL10 Duplex Reverse Solenoid SL30 Primary Transfer Disengagement Solenoid Front Door Switch Developing Disengagement Switch (Color) Developing Disengagement Switch (Bk)
Page 92 5. Parts Replacement and Cleaning ■ Sensor SR21 SR22 Electric code Name Registration Sensor Arch Sensor Fixing Delivery Sensor Delivery Tray Full Sensor Cassette Paper Sensor MP Tray Paper Sensor Cassette Paper Surface Sensor Lifter Sensor SR21 Duplex Reverse Sensor SR22 Duplex Re-pickup Sensor Density Sensor...
Page 93 5. Parts Replacement and Cleaning ■ PCB UN41 UN42 UN31 UN34 UN11 UN30 UN33 UN39 UN35 UN32 UN38 UN10 Electric code Name Engine Controller PCB Low Voltage Power Supply Unit Fixing Power Supply PCB Laser Driver PCB Delivery Tray Full Sensor PCB Laser Driver PCB Memory Relay PCB UN10...
Page 94: External Cover System
5. Parts Replacement and Cleaning External Cover System Removing the Toner Cartridge ■ Procedure CAUTION: • Be careful not to damage the Photosensitive Drum. • Be sure to cover the drums with paper to block light. 1. Pull out the Cartridge Tray, and remove the Toner Cartridges (Y, M, C, and Bk).
Page 95: Removing The Left Cover
5. Parts Replacement and Cleaning Removing the Left Cover ■ Preparation “Removing the Toner Cartridge” on page 85 ■ Procedure 1. Shift the host machine by approximately 80 mm from the working table to release the claws on the bottom of the Left Cover.
Page 96 5. Parts Replacement and Cleaning 3. Open the Cartridge Cover and the Rear Cover Unit, and remove the screws. 4. Free the bosses and the claw on the front side. NOTE: • Be sure to remove it while holding the joint because the Cartridge Cover Retainer comes off easily. •...
Page 97: Removing The Right Cover
5. Parts Replacement and Cleaning 6. Release the claws while opening the Left Cover in the direction of the arrow. 7. Free the bosses and claws, and remove the Left Cover. 8. Shift the host machine back to the center of the working table to prevent it from falling down. Removing the Right Cover ■...
Page 98 5. Parts Replacement and Cleaning 2. Pull out the cassette by approximately 80 mm. CAUTION: Do not completely pull out the cassette, as doing so will disturb the balance of the product and may cause it to fall down. 80 mm 3.
Page 99: Removing The Rear Cover Unit
5. Parts Replacement and Cleaning 4. Release the claws while opening the Right Cover in the direction of the arrow. 5. Free the bosses and claw, and remove the Right Cover. 6. Shift the host machine back to the center of the working table to prevent it from falling down. Removing the Rear Cover Unit ■...
Page 100: Removing The Cartridge Cover
5. Parts Replacement and Cleaning 2. Remove the Rear Cover Unit. Removing the Cartridge Cover ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 ■ Procedure 1. Open the Cartridge Cover. 2. Remove the screw.
Page 101 5. Parts Replacement and Cleaning 3. Release the Cartridge Cover Retainer on the right side. 4. Release the Cartridge Cover Retainer on the left side. 5. Remove the Cartridge Cover.
Page 102: Removing The Cartridge Tray
5. Parts Replacement and Cleaning Removing the Cartridge Tray ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 “Removing the Cartridge Cover ” on page 91 “Removing the Left Cover” on page 86 ■...
Page 103: Removing The Upper Front Cover
5. Parts Replacement and Cleaning NOTE: When installing the Cartridge Tray, first make the pin on the right side enter the groove on the tray. Next, insert the tray under the black pin on the left side, and insert it in all the way along the tray guide on the bottom. Removing the Upper Front Cover ■...
Page 104: Removing The Upper Left Front Cover
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Upper Front Cover. Removing the Upper Left Front Cover ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit”...
Page 105: Removing The Upper Cover Unit
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Upper Right Front Cover. Removing the Upper Cover Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit”...
Page 106: Original Exposure/Feed System
5. Parts Replacement and Cleaning Original Exposure/Feed System Removing the ADF Unit + Reader Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 ■ Procedure 1.
Page 107: Separating The Adf Unit + Reader Unit
5. Parts Replacement and Cleaning 3. Disconnect the cables. 4. Remove the ADF Unit + Reader Unit. Separating the ADF Unit + Reader Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover”...
Page 108 5. Parts Replacement and Cleaning ■ Procedure 1. Place the ADF Unit and Reader Unit opened as shown in the figure below. 2. Remove the screws, pull the cables out from the cover, and remove the Reader Unit Lower Cover. 3.
Page 109: Removing The Adf Roller Unit
5. Parts Replacement and Cleaning 4. Remove the Inner Cover, and free the Flat Cable and the 2 Grounding Wires (secured together with a screw). 5. Lift up the ADF Unit, and remove it from the Reader Unit in the direction of the arrow. NOTE: The ADF Unit can only be removed from the Reader Unit if it is opened to the position indicated by the arrow [A], as it has two claws.
Page 110 5. Parts Replacement and Cleaning 1. Open the ADF Upper Cover. 2. Remove the gear and the bushing. 3. Remove the E-ring, and move the bushing.
Page 111: Removing The Adf Pickup Roller
5. Parts Replacement and Cleaning 4. Remove the E-ring and the bushing, and remove the ADF Roller Unit. CAUTION: Be careful not to lose the spring attached to the ADF Roller Unit. NOTE: When installing, match the spring of the ADF Roller Unit to the boss. Removing the ADF Pickup Roller ■...
Page 112: Removing The Adf Separation Roller
5. Parts Replacement and Cleaning ■ Procedure CAUTION: Do not touch the surface of the roller. 1. Remove the ADF Pickup Roller Unit. 2. Remove the ADF Pickup Roller. Removing the ADF Separation Roller ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the ADF Roller Unit”...
Page 113 5. Parts Replacement and Cleaning 1. Remove the bushing and 2 E-rings. 2. Move the Roller Shaft, and remove the Parallel Pin. CAUTION: Be careful not to lose the Parallel Pin during installation/removal. 3. Turn the Roller Shaft in the direction of the arrow, and remove it after aligning the protrusion with the hole on the Roller Holder.
Page 114: Removing The Adf Separation Pad Unit
5. Parts Replacement and Cleaning 4. Remove the ADF Separation Roller. Removing the ADF Separation Pad Unit ■ Procedure CAUTION: Be sure not to touch the surface of the roller/pad. 1. Open the ADF Upper Cover. 2. Remove the ADF Separation Pad Unit.
Page 115: Removing The Adf Upper Cover Unit
5. Parts Replacement and Cleaning Removing the ADF Upper Cover Unit ■ Procedure 1. Open the ADF Upper Cover. 2. Lift the ADF Tray until it stops and release the shaft and hook, and then make the tray stand upright and remove it upward.
Page 116: Removing The Adf Feed Unit
5. Parts Replacement and Cleaning 4. Release the boss, and remove the ADF Rear Cover in the direction of the arrow. 5. Remove the screws, and remove the ADF Pickup Feed Unit. 6. Remove the ADF Upper Cover Unit. Removing the ADF Feed Unit ■...
Page 117: Removing The Adf Cis (For The Duplex Scanning Model)
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Back Cover of the ADF Unit in the direction of the arrow, and remove the screws. 2. Remove the ADF Feed Unit. Removing the ADF CIS (For the duplex scanning model) ■...
Page 118 5. Parts Replacement and Cleaning ■ Procedure 1. Remove the ADF Sensor Unit.
Page 119 5. Parts Replacement and Cleaning 2. Remove the ADF Sensor Unit. CAUTION: Be careful not to lose the springs.
Page 120 5. Parts Replacement and Cleaning CAUTION: AWhen installing the ADF CIS Unit, be careful that the Guide Sheet does not get caught in the interior. If the Guide Sheet gets caught in the interior, use a flat-blade screwdriver, etc. to fix it. 3.
Page 121: Removing The Adf Drive Unit
5. Parts Replacement and Cleaning 4. Place the ADF CIS Unit on clean paper with the glass surface side down. 5. Remove the ADF CIS Unit Holder. 6. Remove the ADF CIS. CAUTION: Be sure not to touch the sensor of the ADF CIS. 7.
Page 122 5. Parts Replacement and Cleaning “Removing the ADF Upper Cover Unit” on page 106 “Removing the ADF Feed Unit” on page 107 ■ Procedure 1. Remove the Leaf Spring. 2. Remove the Pressure Release Lever.
Page 123: Removing The Reader Upper Cover Unit
5. Parts Replacement and Cleaning 3. Remove the ADF Drive Unit. NOTE: When installing the ADF Drive Unit, mount the lever on the bush. Removing the Reader Upper Cover Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover”...
Page 124: Removing The Reader Cis
5. Parts Replacement and Cleaning 1. Remove the Reader Upper Cover Unit. CAUTION: Do not touch the Copyboard Glass with your hands. If soiling is attached, wipe it with lint-free paper moistened with alcohol. 2. Actions after replacement: “After Replacing the Reader Upper Cover Unit” on page 186 Removing the Reader CIS ■...
Page 125 5. Parts Replacement and Cleaning 2. Remove the Flat Cable, and remove the Reader CIS Mounting Base from the Timing Belt.
Page 126 5. Parts Replacement and Cleaning 3. Lift up the Reader CIS, and remove it in the direction of the arrow. Be careful not to lose the springs. CAUTION: Be sure not to touch the sensor of the Reader CIS. CAUTION: When installing the Reader CIS, align the 2 shafts on the right and left, and confirm that the protrusions and grooves are properly fitted.
Page 127: Removing The Reader Cis Timing Belt
5. Parts Replacement and Cleaning Removing the Reader CIS Timing Belt ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit” on page 97 “Separating the ADF Unit + Reader Unit”...
Page 128 5. Parts Replacement and Cleaning ■ Procedure 1. Disconnect the connector and free the harness from the Harness Guide on the back side of the Reader Unit. 2. Turn it over so that the front side is facing up, and remove the Sensor Mounting Base. 3.
Page 129: Controller System
5. Parts Replacement and Cleaning Controller System Removing the Controller Cover ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 ■ Procedure 1. Remove the Controller Cover. <If the Fax is installed> <If the Fax is not installed>...
Page 130: Removing The Wireless Lan Pcb (Wi-Fi Model Only)
5. Parts Replacement and Cleaning Removing the Wireless LAN PCB (Wi-Fi model only) ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Controller Cover ” on page 120 ■ Procedure 1. Remove the Wireless LAN PCB. Removing the Wireless LAN Support Plate (Wi-Fi model only) ■...
Page 131: Removing The Main Controller Pcb
5. Parts Replacement and Cleaning Removing the Main Controller PCB ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Controller Cover ” on page 120 ■ Procedure 1. Disconnect all connectors from the Main Controller PCB and then remove the PCB. <MF735Cdw>...
Page 132: Removing The Engine Controller Pcb
5. Parts Replacement and Cleaning Removing the Engine Controller PCB ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Controller Cover ” on page 120 “Removing the Main Controller PCB” on page 122 “Removing the Wireless LAN Support Plate (Wi-Fi model only)”...
Page 133 5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Power Supply Fan Unit. 2. Remove the Low Voltage Power Supply Unit.
Page 134: Removing The Control Panel Unit
5. Parts Replacement and Cleaning Removing the Control Panel Unit ■ Procedure 1. Remove the Panel Arm Cover (Middle). 2. Remove the Panel Arm Right Cover and Panel Arm Left Cover. 3. Remove the Panel Rear Upper Cover.
Page 135 5. Parts Replacement and Cleaning 4. Remove the Panel Front Lower Cover. 5. Remove the Control Panel. 6. Remove the Panel Rear Lower Cover. Disconnect the connector and HDMI Cable, and free the harness from the Wire Saddle.
Page 136: Removing The Off Hook Pcb (Fax Model Only)
5. Parts Replacement and Cleaning 7. Remove the Panel Rear Cover. 8. Remove the Hinge Unit. 9. Actions after replacement: “After Replacing the Control Panel” on page 173 Removing the OFF Hook PCB (Fax model only) ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover”...
Page 137: Removing The Ncu Pcb (Fax Model Only)
5. Parts Replacement and Cleaning 2. Remove the Connectors and the Edge Saddles. 3. Remove the OFF Hook PCB. Removing the NCU PCB (Fax model only) ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 ■...
Page 138: Removing The Usb Pcb
5. Parts Replacement and Cleaning “Removing the Left Cover” on page 86 “Removing the Controller Cover ” on page 120 ■ Procedure 1. Remove the Speaker. CAUTION: • Do not directly touch the speaker of the Fax Unit. • Be sure not to damage the speaker. Removing the USB PCB ■...
Page 139: Removing The Cartridge Fan
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the USB PCB Unit. 2. Remove the USB Connector Cover. Removing the Cartridge Fan ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88...
Page 140: Removing The Power Supply Fan
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Cartridge Fan. Removing the Power Supply Fan ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88...
Page 141: Removing The Driver Pcb
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Power Supply Fan. Removing the Driver PCB ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88...
Page 142: Removing The Power Switch Unit
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Driver PCB. Removing the Power Switch Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 ■ Procedure 1. Remove the Power Switch Unit. Removing the Environment Sensor ■...
Page 143: Removing The Memory Relay Pcb
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Environment Sensor. 2. Remove the Harness. Removing the Memory Relay PCB ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 “Removing the Left Cover” on page 86 “Removing the ADF Unit + Reader Unit”...
Page 144 5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Memory Relay PCB.
Page 145: Laser Exposure System
5. Parts Replacement and Cleaning Laser Exposure System Removing the Laser Scanner Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit” on page 97 “Removing the Upper Front Cover”...
Page 146 5. Parts Replacement and Cleaning 2. Remove the Laser Unit Upper Plate and Touch Panel Support Base. 3. Remove the USB Mounting Plate. 4. Disconnect the connector. 5. Remove the Memory Relay PCB.
Page 147 5. Parts Replacement and Cleaning 6. Free the harness. 7. Remove the Laser Shutter Open/Close Detection Unit. NOTE: When installing it, be sure that the L-shaped wire is placed on the Shutter Lever of the Laser Unit.
Page 148 5. Parts Replacement and Cleaning 8. Remove the Gear Cover and then remove the Cover under the Gear Cover. 9. Remove the Duct Cover.
Page 149 5. Parts Replacement and Cleaning 10. Loosen the screws, and remove the Laser Scanner Unit Fixation Pins.
Page 150 5. Parts Replacement and Cleaning 11. Remove the Laser Scanner Unit. CAUTION: Points to Note at Installation • Insert the bosses into the positioning holes, and check that the Laser Unit is correctly positioned. • Be sure that the Laser Unit is properly pushed down and secured with the 3 Fixation Pins. Also be sure that the Fixation Pins are securely fitted and will not come off.
Page 151: Image Formation System
5. Parts Replacement and Cleaning Image Formation System Removing the Secondary Transfer Roller ■ Preparation “Removing the Toner Cartridge” on page 85 ■ Procedure CAUTION: Do not touch the surface of the Secondary Transfer Roller. 1. Open the Rear Cover Unit and the Secondary Transfer Feed Unit. 2.
Page 152: Removing The Secondary Transfer Feed Unit
5. Parts Replacement and Cleaning Removing the Secondary Transfer Feed Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the Rear Cover Unit” on page 90 ■...
Page 153: Removing The Itb Unit
5. Parts Replacement and Cleaning 2. Open the Secondary Transfer Feed Unit, and then remove the Secondary Transfer Feed Unit. NOTE: Remove the Secondary Transfer Feed Unit by lifting the whole unit and moving it to the left while pushing down the gear on the left with a finger so that the gear does not interfere with the unit.
Page 154 5. Parts Replacement and Cleaning 2. Remove the Rear Door Open/Close Detection Flag. CAUTION: When installing the Rear Door Open/Close Detection Flag, install it to the position where it pushes the lever of the microswitch. 3. Remove the ITB Unit Upper Cover from the rear of the host machine.
Page 155: Removing The Color Displacement Density Sensor Unit
5. Parts Replacement and Cleaning 4. While releasing the lock of the 2 white levers by pushing them respectively to the direction of the arrow 1, move them to the mark 2. Then pull out the levers toward the front until they stop. NOTE: For installation, while pushing the two levers respectively toward the rear and then to the direction of the arrow 2, move them to the position of the upper mark.
Page 156: Removing The Developing Motor
5. Parts Replacement and Cleaning “Removing the Right Cover” on page 88 “Removing the Rear Cover Unit” on page 90 “Removing the Secondary Transfer Feed Unit” on page 143 “Removing the ITB Unit” on page 144 “Removing the Cartridge Cover ” on page 91 ■...
Page 157 5. Parts Replacement and Cleaning ■ Procedure 1. Free the harness. 2. Remove the PCB Guide. 3. Remove the PCB Holder.
Page 158: Removing The Drum Motor
5. Parts Replacement and Cleaning 4. Remove the Developing Motor. Removing the Drum Motor ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 “Removing the Low Voltage Power Supply Unit” on page 123 “Removing the Driver PCB”...
Page 159 5. Parts Replacement and Cleaning 3. Remove the PCB Holder. 4. Remove the Drum Motor.
Page 160: Fixing System
5. Parts Replacement and Cleaning Fixing System Removing the Fixing Assembly ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit” on page 97 “Removing the Upper Front Cover”...
Page 161 5. Parts Replacement and Cleaning 2. Free the harness. 3. Disconnect the connectors and free the harness. 4. Remove the Rear Upper Plate.
Page 162: Removing The Fixing Power Supply Unit
5. Parts Replacement and Cleaning 5. Remove the Fixing Assembly. CAUTION: When installing it, be careful not to let the Reverse Lever come in contact with the frame of the printer. Also be careful not to let it slip under the Reverse Stopper of the Reverse Drive Assembly. Removing the Fixing Power Supply Unit ■...
Page 163: Removing The Fixing Motor
5. Parts Replacement and Cleaning ■ Procedure 1. Remove the Fixing Power Supply Unit. Removing the Fixing Motor ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Right Cover” on page 88 “Removing the Fixing Power Supply Unit” on page 153 ■...
Page 164: Pickup Feed Delivery System
5. Parts Replacement and Cleaning Pickup Feed Delivery System Removing the Cassette Pickup Roller/Feed Roller Unit ■ Preparation “Removing the Toner Cartridge” on page 85 ■ Procedure CAUTION: Be sure not to touch the surface of the Cassette Pickup Roller and the surface of the Feed Roller. CAUTION: When laying down the main body, be sure to secure the ADF Unit with tape to prevent from opening.
Page 165: Removing The Cassette Separation Roller Unit
5. Parts Replacement and Cleaning 2. Move the Multi-purpose Tray Feed Guide in the direction of the arrow (2). 3. Push the lever, move the Roller Retainer to the direction of the arrow, and remove the Pickup Roller and the Feed Roller.
Page 166 5. Parts Replacement and Cleaning CAUTION: When laying down the main body, be sure to secure the ADF Unit with tape to prevent from opening. 1. Pull out the cassette, and stand the host machine with its left side down. 2.
Page 167: Removing The Duplex Reverse Drive Unit
5. Parts Replacement and Cleaning 3. Remove the Separation Roller. NOTE: When installing the Separation Roller, be sure to properly fit the D-cut. Removing the Duplex Reverse Drive Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover”...
Page 168: Removing The Pickup Motor
5. Parts Replacement and Cleaning “Removing the Fixing Power Supply Unit” on page 153 ■ Procedure 1. Remove the Duplex Reverse Drive Unit. Removing the Pickup Motor ■ Preparation “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the Low Voltage Power Supply Unit”...
Page 169: Removing The Re-Pickup Unit
5. Parts Replacement and Cleaning 2. Remove the Pickup Motor. Removing the Re-Pickup Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit” on page 97 “Removing the Upper Front Cover”...
Page 170 5. Parts Replacement and Cleaning ■ Procedure 1. Stand the host machine with its right side down. CAUTION: Be careful not to damage the Control Panel and parts. 2. Disconnect the connectors and remove the screws. Be sure to remove the screws in the order from 1 to 6.
Page 171: Removing The Lifter Drive Unit
5. Parts Replacement and Cleaning 3. Remove the Re-Pickup Unit. NOTE: At installation, • By removing the block with rubber from the bottom of the host machine, the Re-Pickup Unit can be installed easily. • Tighten the screws in the order they were removed. Removing the Lifter Drive Unit ■...
Page 172 5. Parts Replacement and Cleaning “Removing the Main Controller Support Plate” on page 122 “Removing the Engine Controller PCB” on page 123 16. Pull out the cassette. “Removing the Re-Pickup Unit” on page 160 ■ Procedure 1. Free the harness, and remove the screws, Shaft Cover, and shaft. 2.
Page 173: Removing The Cassette Pickup Unit
5. Parts Replacement and Cleaning 3. Remove the Cassette Detection Switch. 4. Remove the Lifter Drive Unit. Removing the Cassette Pickup Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit”...
Page 174 5. Parts Replacement and Cleaning “Removing the Main Controller PCB” on page 122 “Removing the Wireless LAN Support Plate (Wi-Fi model only)” on page 121 “Removing the Main Controller Support Plate” on page 122 “Removing the Engine Controller PCB” on page 123 16.
Page 175: Removing The Multi-Purpose Tray Pickup Roller
5. Parts Replacement and Cleaning 3. Remove the screws. 4. Stand the host machine with its right side down, and remove the Cassette Pickup Unit. Removing the Multi-purpose Tray Pickup Roller ■ Procedure CAUTION: Be sure not to touch the surface of the Multi-purpose Tray Pickup Roller. 1.
Page 176: Removing The Multi-Purpose Tray Separation Pad
5. Parts Replacement and Cleaning 2. Remove the Multi-purpose Tray Pickup Roller. Removing the Multi-purpose Tray Separation Pad ■ Procedure CAUTION: Be sure not to touch the surface of the Multi-purpose Tray Separation Pad. 1. Open the Cartridge Cover. 2. Lower the Multi-purpose Tray Separation Pad.
Page 177: Removing The Registration Unit
5. Parts Replacement and Cleaning 3. Remove the Multi-purpose Tray Separation Pad. Removing the Registration Unit ■ Preparation “Removing the Toner Cartridge” on page 85 “Removing the Left Cover” on page 86 “Removing the Right Cover” on page 88 “Removing the ADF Unit + Reader Unit” on page 97 “Removing the Upper Front Cover”...
Page 178 5. Parts Replacement and Cleaning ■ Procedure 1. Free the harness. 2. Remove the shaft. 3. Stand the host machine with its right side down. 4. Move the Multi-purpose Tray Feed Guide in the direction of the arrow (2).
Page 179 5. Parts Replacement and Cleaning 5. Remove the screws in the order of numbers in the illustration. NOTE: When installing it, tighten the screws in the order of numbers in the illustration. 6. Remove the Feed Front Guide and the Feed Rear Guide together.
Page 180 5. Parts Replacement and Cleaning 7. Remove the Registration Unit.
Page 181: Adjustment
Adjustment Adjustment at Parts Replacement..173...
Page 182: Adjustment At Parts Replacement
6. Adjustment Adjustment at Parts Replacement After Replacing the Control Panel 1. Execute the following service mode to adjust the coordinate position on the touch panel. • COPIER > ADJUST > PANEL > TOUCHCHK 2. Check that the service mode setting value is "1" in the following service mode. •...
Page 183 6. Adjustment • Menu> Management Settings > Data Management > Import/Export > Export • RUI > Settings/Registration > Management Settings > Data Management > Import/Export > Export CAUTION: Perform backup immediately before replacing the Main Controller PCB. ■ After Replacing the Main Controller PCB 1.
Page 184 6. Adjustment 6. Enter the value of the stream reading position Enter the values shown on the service label in service mode. <STRD-POS> • COPIER > ADJUST > ADJ-XY > STRD-POS 7. GC adjustment (paper front) 1. Entering a provisional value Change the values of the following service mode settings to 1,000.
Page 185 6. Adjustment 4. How to judge whether the operation was successful or failed Whether the operation was successful or failed is not shown on the UI, so perform the following procedure to judge if the operation was successful or failed. B&W mode Check the following values.
Page 186 6. Adjustment 10. Entering offset values Enter the values shown on the service label in service mode. <DFTAR-R> • COPIER > ADJUST > CCD > DFTAR-R <DFTAR-G> • COPIER > ADJUST > CCD > DFTAR-G <DFTAR-B> • COPIER > ADJUST > CCD > DFTAR-B <DFTAR-BW>...
Page 187 6. Adjustment 11. Enter the MTF values Enter the following values shown on the service label in the following locations in service mode. <MTF-M1> • COPIER > ADJUST > CCD > MTF-M1 • COPIER > ADJUST > CCD > MTF-M4 •...
Page 188: After Replacing The Adf Unit
6. Adjustment <MTF3-S1> • COPIER > ADJUST > CCD > MTF3-S1 • COPIER > ADJUST > CCD > MTF3-S4 • COPIER > ADJUST > CCD > MTF3-S7 <MTF3-S2> • COPIER > ADJUST > CCD > MTF3-S2 • COPIER > ADJUST > CCD > MTF3-S5 •...
Page 189 6. Adjustment 3. If OK or NG is displayed on the UI, whether the operation was successful or failed can be judged based on it. If OK or NG is not displayed, check the following value. • COPIER > ADJUST > ADJ-XY > STRD-POS If the value above is -20 and remains unchanged, it is judged that the operation failed.
Page 190 • Set the value of COPIER > ADJUST > CCD > DFTBK-BW to 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 191: After Replacing The Reader Cis Unit
6. In the case of a failure, turn OFF and then ON the power, and execute the following service mode items in sequence. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the service mode.
Page 192 6. Adjustment 2. Executing the service mode Execute the following service mode. • COPIER > FUNCTION > INSTALL > STRD-POS CAUTION: Be sure to close the ADF before executing the foregoing service mode. Also be sure not to open the ADF while the service mode is being executed.
Page 193 • Set the value of COPIER > ADJUST > CCD > DFTBK-BW to 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 194 6. In the case of a failure, turn OFF and then ON the power, and execute the following service mode items in sequence. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the service mode.
Page 195: After Replacing The Reader Upper Cover Unit
6. Adjustment After Replacing the Reader Upper Cover Unit NOTE: Location where the service label is affixed The service label is affixed on the Main Controller Cover on the left side of the host machine. 1. Check the setting value of the Standard White Plate. 2.
Page 196 6. Adjustment 2. Executing the service mode Execute the following service mode. • COPIER > FUNCTION > INSTALL > STRD-POS CAUTION: Be sure to close the ADF before executing the foregoing service mode. Also be sure not to open the ADF while the service mode is being executed.
Page 197 6. Adjustment 6. AGC adjustment (back side) (duplex scanning ADF model only) 1. Entering a provisional value Change the values of the following service mode settings to 1,000 • COPIER > ADJUST > CCD > LE-BWRBK • COPIER > ADJUST > CCD > LE-BWGBK •...
Page 198 • Set the value of COPIER > ADJUST > CCD > DFTBK-BW to 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 199 6. In the case of a failure, turn OFF and then ON the power, and execute the following service mode items in sequence. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the service mode.
Page 200: After Replacing The Reader Unit
6. Adjustment After Replacing the Reader Unit NOTE: Location where the service label is affixed The service label is affixed on the Main Controller Cover on the left side of the host machine. 1. Check the setting value of the Standard White Plate. 2.
Page 201 6. Adjustment 2. Executing the service mode Execute the following service mode. • COPIER > FUNCTION > INSTALL > STRD-POS CAUTION: Be sure to close the ADF before executing the foregoing service mode. Also be sure not to open the ADF while the service mode is being executed.
Page 202 6. Adjustment 6. AGC adjustment (back side) (For the duplex scanning ADF model only) 1. Entering a provisional value Change the values of the following service mode settings to 1,000 • COPIER > ADJUST > CCD > LE-BWRBK • COPIER > ADJUST > CCD > LE-BWGBK •...
Page 203 • Set the value of COPIER > ADJUST > CCD > DFTBK-BWto 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 204 • Set the value of COPIER > ADJUST > CCD > DFTBK-BW to 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 205 6. In the case of a failure, turn OFF and then ON the power, and execute the following service mode items in sequence. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the service mode.
Page 206 6. Adjustment Enter the value of 100DF-GB shown on the replacement label in the following service modes. • COPIER > ADJUST > CCD > 50DF-GB • COPIER > ADJUST > CCD > 100DF-GB In the case of the duplex scanning ADF model Enter the values shown on the label that comes with the part in the following service mode items.
Page 207: After Replacing The Adf Cis Unit
6. Adjustment After Replacing the ADF CIS Unit NOTE: Location where the service label is affixed The service label is affixed on the Main Controller Cover on the left side of the host machine. 1. Automatic adjustment of the stream reading position 1.
Page 208 6. Adjustment 2. Execute the following service modes to perform the AGC adjustment (surface). • COPIER > FUNCTION > CCD > BW-AGC2 • COPIER > FUNCTION > CCD > CL-AGC2 CAUTION: Be sure to close the ADF before executing the foregoing service mode. Also be sure not to open the ADF while the service mode is being executed.
Page 209 • Set the value of COPIER > ADJUST > CCD > DFTBK-BW to 315. 2. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the following service mode.
Page 210 6. In the case of a failure, turn OFF and then ON the power, and execute the following service mode items in sequence. Place a sheet of A4 or LTR blank paper (paper recommended by Canon) on the Copyboard Glass of the reader and execute the service mode.
Page 211: Troubleshooting
Troubleshooting Test Print...........203 Troubleshooting Items.......216 Debug Log.........219...
Page 212: Test Print
7. Troubleshooting Test Print Engine Test Print This machine has an engine test print function to check whether the printer engine is operating normally. NOTE: In the case of engine test print, a test print can be performed by using only the Engine Controller. There are two types of engine test print: 1-sided print and 2-sided print*.
Page 213: Controller Test Print
7. Troubleshooting 3. An engine test print is executed, and the test pattern as shown below is printed on one side or both sides of a sheet of paper. Controller test print The following test print types are available with this machine, and you can check for failure of an image with a circle 'Yes' described in the image check items in the table below.
Page 214 7. Troubleshooting TYPE Pattern Image check items TYPE Gra- Fog- Trans Black White Right Straig Color Color Ghost Den- White dation ging line line even even Angle dis- sity spots Fault (Color Den- Den- Lines place- line) sity sity at ment Front / For checking...
Page 215: How To Use The Test Print
7. Troubleshooting ■ How to use the test print ● Color chart (TYPE=2) Check item Checking method Assumed cause Color Check the color. Cartridge error Soiling on the Color Displacement/Density Sensor ITB Unit error Reader error ● Rainbow chart (vertical scanning direction) (TYPE=4, TYPE=7) Check item Checking method Assumed cause...
Page 216 7. Troubleshooting ● Rainbow chart (horizontal scanning direction) (TYPE=5, TYPE=8) Check item Checking method Assumed cause Color displacement Output the PG after performing color displacement correction, Soiling on the Color Displacement/Density Sensor and check the displacement for each color in the shaft direc- Cartridge error tion.
Page 217 7. Troubleshooting ● 16 gradations (TYPE=10) Check item Checking method Assumed cause Gradation Check that the 16 density gradations are recognizable. Photosensitive Drum error Laser Scanner Unit error Fogging Check whether fogging appears only in the blank area. Photosensitive Drum error Laser Scanner Unit error White line Check the entire image for any white line.
Page 218 7. Troubleshooting ● Halftone (TYPE=12) NOTE: Various settings can be configured in the following service mode. • Output of each developing color: TESTMODE > PRINT > SW-Y TESTMODE > PRINT > SW-M TESTMODE > PRINT > SW-C TESTMODE > PRINT > SW-K •...
Page 219 7. Troubleshooting ● For checking ghost due to transfer failure (TYPE=13) Check item Checking method Assumed cause Ghost Check the degree of ghosting (area where the density is too Cartridge error high or low) in halftone areas. ITB Unit error ●...
Page 220 7. Troubleshooting ● For checking transfer (TYPE=15) Check item Checking method Assumed cause Uneven density Check that there is no uneven density in the solid area of each Laser Scanner Unit error color. Cartridge error Primary Transfer Pad error Black line (colored Check that there is no black line (colored line) in the solid area Scratches on the Photosensitive Drum line)
Page 221 7. Troubleshooting Check item Checking method Assumed cause White spots White spots near the solid patches in halftone patches just Cartridge error before and after the solid patches ● For checking resolution (TYPE=22) Check item Checking method Assumed cause Line Check the position and interval.
Page 222 7. Troubleshooting ● 4 colors (landscape) (TYPE=24) Check item Checking method Assumed cause Line Check the position of the line, and check whether the line oc- If it occurs during copying but not with this curs in all colors. Reader error If it occurs only in a single color: Cartridge error Laser Scanner Unit error...
Page 223: Cartridge Log Report
7. Troubleshooting Check item Checking method Assumed cause Line Check the position of the line, and check whether the line oc- If it occurs during copying but not with this curs in all colors. Reader error If it occurs only in a single color: Cartridge error Laser Scanner Unit error ITB Unit error...
Page 224: Output Method
7. Troubleshooting Output method Execute the following service mode to output a cartridge log report for service technicians. • To output a report on cartridge replacement history: COPIER > FUNCTION > MISC-P > CRG-LOG NOTE: • To output a cartridge log report (for users) Menu >...
Page 225: Troubleshooting Items
7. Troubleshooting Troubleshooting Items Recurring faulty image Overview Foreign matters or lines on rollers along the paper feed path may cause faulty images in the vertical scanning direction. Field Remedy See the roller pitches listed in the tables below to clean and/or replace the corresponding parts. CAUTION: Since the Primary Charging Roller, Photosensitive Drum, and Developing Roller are located inside the cartridge and cannot be cleaned, replace the cartridge.
Page 226: Action When Hue Differs Between The Front And Back Sides Of The Output Image At Duplex Copy (For The Duplex Scanning Adf Model)
7. Troubleshooting 5. Measure the widths of the glossy part of the toner on the printed paper, and check that they are within the range as follows. • Center (a): 6.0 to 7.0 mm • Edge (b) and (c): 6.0 to 7.0 mm each •...
Page 227 7. Troubleshooting 3. Read the chart using the duplex scanning model (front side). Place the chart PG-TYPE 26 output in test mode on the ADF with the printed side facing up and execute the following service mode. • COPIER > FUNCTION > MISC-R > 1PSCLB-A 4.
Page 228: Debug Log
7. Troubleshooting Debug Log Function Overview The debug log is a log that analyzes the program behavior of the machine to enable developers to identify problems. This machine is embedded with a function that compiles the log of the behavior of each software module as debug log and outputs it as integrated log for analyzing problems.
Page 229 7. Troubleshooting 4. Remove the USB flash drive by the correct procedure. Connect the USB flash drive to the PC, and check that the log file shown below has been saved. • Output by LOGWRITE: SUBLOG.TXT • Output by LOG2USB: SUBLOG_yyyymmdd.HHMMSS_xxx.gz (the file may be divided into multiple files)
Page 230: Error/Jam/Alarm
Error/Jam/Alarm Overview........... 222 Error Code.........225 Jam Code..........232 Alarm Code........235...
Page 231: Overview
8. Error/Jam/Alarm Overview This section describes the error codes that are displayed when failure has occurred. Code type Description Reference Error Code This code is displayed when a failure caused by the host machine has occurred. List of Error Codes Jam code This code is displayed when a jam has occurred.
Page 232: Jam/Err Log Report
8. Error/Jam/Alarm Alarm log Service Mode > COPIER > DISPLAY > ALARM-2, ALARM-3 090831 1624 3-1234567-123456 Indication example ALARM-2 090831 1624 3-1234567-123456 ------ ---- ------ ---- ------ ---- ------ ---- ------ ---- JAM/ERR LOG REPORT Output procedure of the JAM/ERR LOG REPORT Service Mode >...
Page 233: Location Code
8. Error/Jam/Alarm Item Alarm details code Total counter Location Code The jam codes of this machine contain information on the location. The location information is displayed in a single digit and has the meaning shown below: Device Location code Host machine Pickup Position Code When a jam occurs, the pickup location is indicated with the following pickup position code.
Page 234: Error Code
8. Error/Jam/Alarm Error Code Error Code Details E000-0000--- Error in temperature rising of Fixing Assembly Detection Description Temperature of the Fixing Assembly did not reach a certain temperature within the specified period of time. Remedy 1. Check the connector connection between the Fixing Assembly and the Engine Controller PCB. 2.
Page 235 8. Error/Jam/Alarm E014-0001--- Error in startup of the Main Motor Detection Description Revolution of the Main Motor was out of the specified range. Remedy 1. Check the connector connection between the Main Motor and the Engine Controller PCB. 2. Replace the Main Motor. 3.
Page 236 8. Error/Jam/Alarm E015-0002--- Cassette 2 lift-up error Detection Description After lift-up of the Lifting Plate of the 1-Cassette Unit started, ON status of the Lifter Sensor of the 1-Cassette Unit was not detected within the specified period of time. Remedy 1.
Page 237 8. Error/Jam/Alarm E021-1003--- Black Developing Motor rotation error Detection Description It was judged that the Developing Motor did not rotate. Remedy 1. Check the harness/connector between the Developing Motor and the Engine Controller PCB. 2. Replace the Developing Motor. 3. Replace the Driver PCB. 4.
Page 238 8. Error/Jam/Alarm E100-0001--- Magenta scanner area failure Detection Description Error in the Scanner Motor, Laser Unit, or BD detection in the magenta scanner area Remedy 1. Check the harness/FFC/connector between the Laser Unit and the Engine Controller PCB. 2. Replace the FFC. 3.
Page 239 8. Error/Jam/Alarm E202-0002--- CIS Unit HP error (homeward) Detection Description The CIS Unit did not move to HP even it moved forward. Reader HP Sensor error, Reader Motor error, CIS Unit error Remedy 1. Replace the Reader HP Sensor. 2. Replace the Reader Motor. 3.
Page 240 8. Error/Jam/Alarm E733-0000--- Printer communication error Detection Description Communication error between the Engine Controller PCB and the Main Controller PCB occurred. Remedy 1. Check the connector connection between the Engine Controller PCB and the Main Controller PCB. 2. Install the set of the controller firmware. 3.
Page 241: Jam Code
8. Error/Jam/Alarm Jam Code Jam Code Details ■ Host machine Simplex paper path Duplex paper path SR21 SR22 SR31 Type Sensor Name Sensor ID Area Code 0104 Pickup Delay Jam 1 Registration sensor/Multi-purpose Tray Paper SR1/SR6/SR31 Cassette1/Multi-purpose Sensor/Cassette Feed Sensor Tray/Cassette2 0105 Pickup Delay Jam 2...
Page 242 8. Error/Jam/Alarm Type Sensor Name Sensor ID Area Code 025C Wrap Jam1 Registration sensor/Fixing Delivery Sensor/Deliv- SR1/SR3/SR4 Cartridge to Fixing Roller ery Sensor Area Fixing Roller to Delivery Area 025D Wrap Jam2 Registration sensor/Fixing Delivery Sensor/Deliv- SR1/SR3/SR4/SR22 Cartridge to Fixing Roller ery Sensor/Duplex Re-pickup Sensor Area Fixing Roller to Delivery...
Page 243 8. Error/Jam/Alarm ■ ADF SR10 Type Sensor Name Sensor ID Area Code 0001 Delay Jam Document End Sensor SR10 ADF Pickup Feed Area 0002 Stationary Jam Document End Sensor SR10 ADF Pickup Feed Area 0021 Other Document End Sensor SR10 ADF Pickup Feed Area 0094 Power-on jam...
Page 244: Alarm Code
8. Error/Jam/Alarm Alarm Code Alarm Code Details 10-0401 Toner Bottle empty alarm (Y) A. Operation / B. Cause / When the Toner Bottle empty was detected C. Remedy 10-0402 Toner Bottle empty alarm (M) A. Operation / B. Cause / When the Toner Bottle empty was detected C.
Page 245: Service Mode
Service Mode Overview........... 237 COPIER (Service mode for copier)... 240 FEEDER (ADF service mode)...320 FAX (FAX service mode)....322 TESTMODE (Service mode for test print, operation check, etc.)... 328...
Page 246: Overview
9. Service Mode Overview Entering Service Mode For information on how to enter service mode, contact the Support Dept. of the sales company. Service Label In factory setting, adjustments are made for each machine, and adjustment values are written in the service label. In the case of the following, adjustment values for ADJUST or OPTION return to default.
Page 247 9. Service Mode • Service mode is not used on the Control Panel. If service mode is accessed from the Control Panel of the host machine, "Log-in user exists already." is displayed when service mode is accessed from Remote UI. •...
Page 248 9. Service Mode 2. Enter the password, and click [LOGIN]. Password required for authentication differs depending on the following service mode setting: COPIER > OPTION > BODY > PSWD-SW Combinations of service mode settings and required passwords PSWD-SW Password required for authentica- Authentication screen setting tion...
Page 249: Copier (Service Mode For Copier)
9. Service Mode COPIER (Service mode for copier) DISPLAY (State display mode) ■ VERSION COPIER (Service mode for copier) > DISPLAY (State display mode) > VERSION MAIN Display of Bootable version Detail To display the firmware version of Main Controller PCB. Use Case When upgrading the firmware Adj/Set/Operate Method...
Page 250 9. Service Mode ■ CCD COPIER (Service mode for copier) > DISPLAY (State display mode) > CCD TARGET-B Display of shading target value (B) Detail To display the shading target value of Blue. Continuous display of 0 (minimum) or 2048 (maximum) is considered as a failure of the Scanner Unit.
Page 251: I/O (I/O Display Mode)
9. Service Mode COPIER (Service mode for copier) > DISPLAY (State display mode) > CCD 1P-ERR-A Frt/bck clr dif calibr PG read rslt: frt Detail To display the result of reading of PG for calibrating color difference between the front and back sides with the Scanner Unit (for front side).
Page 252: Adjust (Adjustment Mode)
9. Service Mode ADJUST (Adjustment mode) ■ ADJ-XY COPIER (Service mode for copier) > ADJUST (Adjustment mode) > ADJ-XY ADJ-X Adj start pstn in book mode: vert scan Detail To adjust the image reading start position (image leading edge position) in the vertical scanning direction at copyboard reading.
Page 253 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > ADJ-XY ADJY-DF2 Adj start pstn: stream, horz scan, back Detail To adjust the back side image reading start position in horizontal scanning direction at stream reading. When replacing the Main Controller PCB, enter the value of service label. As the value is incremented by 1, the image position is moved to the rear side by 0.1 mm.
Page 254 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > ADJ-XY ADJ-S Adjustment of Reader shading position Detail To adjust the position of the Scanner Unit on the Reader side in feed direction when reading the White Plate on the left edge of the Copyboard Glass. When replacing the Scanner Unit, execute RDSHDPOS and write the value of this item in the service label.
Page 255 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD W-PLT-Z Stdrd White Plt white lvl data (Z) entry Detail To enter the white level data (Z) for the Standard White Plate. When replacing the DADF/Reader Unit, Reader Upper Cover Unit or Main Controller PCB, enter "ZZZZ"...
Page 256 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD DFTAR-B Shading target VL (B) entry: front side Detail To enter the shading target value of Blue of the Scanner Unit (for front side) at stream reading. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label.
Page 257 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD DFTBK-G Shading target VL (G) entry: back side Detail To enter the shading target value of Green of the Scanner Unit (for back side) at stream reading. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label.
Page 258 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD 50-RG RG clr displace correct: 50% book mode Detail To correct the color displacement between R and G lines in vertical scanning direction that occurs at 50% copyboard reading. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label.
Page 259 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD 50DF-RG RG clr displace crrct: 50% DADF, front Detail To correct the color displacement between R and G lines in vertical scanning direction that occurs at 50% DADF mode. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label.
Page 260 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD 50DF2RG RG clr displace crrct: 50% DADF, back Detail To correct the color displacement between R and G lines in vertical scanning direction that occurs at 50% DADF mode. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label.
Page 261 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF2-M1 MTF value 1 entry:DADF, front, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the front side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 262 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF2-M5 MTF value 5 entry:DADF, front, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the front side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 263 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF2-M9 MTF value 9 entry:DADF, front, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the front side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 264 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF2-S4 MTF value 4 entry:DADF, front, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction on the front side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 265 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF2-S8 MTF value 8 entry:DADF, front, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction on the front side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 266 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF-M3 MTF value 3 entry: Copyboard, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction at copyboard reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 267 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF-M7 MTF value 7 entry: Copyboard, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction at copyboard reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 268 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF-S2 MTF value 2 entry: Copyboard, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction at copyboard reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 269 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF-S6 MTF value 6 entry: Copyboard, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction at copyboard reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 270 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF3-M1 MTF value 1 entry: DADF, back, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the back side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 271 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF3-M5 MTF value 5 entry: DADF, back, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the back side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 272 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF3-M9 MTF value 9 entry: DADF, back, horz scan Detail To enter the setting value for calculating MTF filter coefficient in horizontal scanning direction on the back side at DADF stream reading. When replacing the Main Controller PCB/clearing the Reader-related RAM data, enter the value of the service label on the reader.
Page 273 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF3-S4 MTF value 4 entry: DADF, back, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction on the back side at DADF stream reading.
Page 274 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD MTF3-S8 MTF value 8 entry: DADF, back, vert scan Detail To enter the setting value for calculating MTF filter coefficient in vertical scanning direction on the back side at DADF stream reading.
Page 275 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD OFST2BW0 Adj Img Read Sns 1 offset:frt,B&W,600dpi Detail To adjust the offset (black level) of the Image Reading Sensor 1 (Rear) of the Scanner Unit (for front side) in black mode with 600 dpi.
Page 276 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD OF-BW2BK Adj Img Read Sns 3 offset:bck,B&W,300dpi Detail To adjust the offset (black level) of the Image Reading Sensor 3 (Front) of the Scanner Unit (for back side) in black mode with 300 dpi.
Page 277 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD OFST-CL1 Adj Img Read Sns 2 offset:frt,clr,300dpi Detail To adjust the offset (black level) of the Image Reading Sensor 2 (Center) of the Scanner Unit (for front side) in color mode with 300 dpi.
Page 278 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD OF-CL0BK Adj Img Read Sns 1 offset:bck,clr,300dpi Detail To adjust the offset (black level) of the Image Reading Sensor 1 (Rear) of the Scanner Unit (for back side) in color mode with 300 dpi.
Page 279 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD OF2CL2BK Adj Img Read Sns 3 offset:bck,clr,600dpi Detail To adjust the offset (black level) of the Image Reading Sensor 3 (Front) of the Scanner Unit (for back side) in color mode with 600 dpi.
Page 280 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD GA-BW0BK Adj Img Read Sns 1 gain: bck,B&W,300dpi Detail To adjust the gain of the Image Reading Sensor 1 (Rear) of the Scanner Unit (for back side) in black mode with 300 dpi.
Page 281 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LED-BW-G Scan Unit LED lgt time(G):frt,B&W,300dpi Detail To adjust the lighting time of the green color LED of the Scanner Unit (for front side) in black mode with 300 dpi.
Page 282 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LED-CL-R Scan Unit LED lgt time(R):frt,clr,300dpi Detail To adjust the lighting time of the red color LED of the Scanner Unit (for front side) in color mode with 300 dpi.
Page 283 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LED2CL-B Scan Unit LED lgt time(B):frt,clr,600dpi Detail To adjust the lighting time of the blue color LED of the Scanner Unit (for front side) in color mode with 600 dpi.
Page 284 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LE2BWGBK Scan Unit LED lgt time(G):bck,B&W,600dpi Detail To adjust the lighting time of the green color LED of the Scanner Unit (for back side) in black mode with 600 dpi.
Page 285 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LE2CLRBK Scan Unit LED lgt time(R):bck,clr,600dpi Detail To adjust the lighting time of the red color LED of the Scanner Unit (for back side) in color mode with 600 dpi.
Page 286 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > CCD LNR-OF-R Frt/bck linearity offset crrct coeff (R) Detail To adjust the red color offset correction coefficient of the front/back side linearity. Use Case When replacing the Main Controller PCB/clearing RAM data Adj/Set/Operate Method Enter the setting value, and then press Apply key.
Page 287 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > PASCAL OFST-P-C Adj C-color density at test print read Detail To adjust the offset of C-color test print reading signal at auto gradation adjustment (full adjustment). When replacing the Main Controller PCB/clearing RAM data, enter the value of service label. As the value is larger, the image after adjustment gets darker.
Page 288 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > FEED-ADJ ADJ-MFX Adjustment of write start position in horizontal scanning direction at Multi-purpose Tray pickup (1-sided print/2nd side of 2-sided print) Detail To adjust the write start position in the horizontal scanning direction for the image on the 1st side at the time of pickup from the Multi-purpose Tray.
Page 289 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > FEED-ADJ ADJ-C1Y Adjustment of write start position in feed direction at Cassette 1 pickup (1-sided print/2nd side of 2-sided print) Detail To adjust the image write start position in the feed direction at the time of pickup from the Cassette As the value is changed by 1, the leading edge margin is changed by 0.001 mm.
Page 290 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > FEED-ADJ ADJ-C1XR Adjustment of write start position in horizontal scanning direction at Cassette 1 pickup (1st side of 2-sided print) Detail To adjust the write start position in the horizontal scanning direction for the image on the 2nd side at the time of pickup from the Cassette 1.
Page 291 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > FEED-ADJ ADJ-C2YR Adjustment of write start position in feed direction at Cassette 2 pickup (1st side of 2-sided print) Detail To adjust the write start position in the feed direction for the image on the 2nd side at the time of pickup from the Cassette 2.
Page 292 9. Service Mode ■ VIFADJ COPIER (Service mode for copier) > ADJUST (Adjustment mode) > VIFADJ DEV-HV-Y Adjustment of developing bias setting value (Y) Detail To adjust the setting value of Y-color developing bias. Use Case When an image failure occurs Adj/Set/Operate Method Enter the setting value (switch negative/positive by +/- key), and then press Apply key.
Page 293 9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > VIFADJ TR2BK-HV Adj sec transfer bias set VL (2nd side) Detail To adjust the setting value of secondary transfer bias applied to the 2nd side. Use Case When an image failure occurs Adj/Set/Operate Method Enter the setting value (switch negative/positive by +/- key), and then press Apply key.
Page 294: Function (Operation / Inspection Mode)
9. Service Mode COPIER (Service mode for copier) > ADJUST (Adjustment mode) > SCNR MAI-S-C2 Not use MAI-S-K2 Not use FUNCTION (Operation / inspection mode) ■ INSTALL COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > INSTALL STRD-POS Auto adj of read position at stream read Detail...
Page 295 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > INSTALL RGW-PORT Setting of UGW port number when using Embedded-RDS Detail To set the port number of UGW to be used for Embedded-RDS. Use Case When using Embedded-RDS Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key.
Page 296 9. Service Mode ■ CCD COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > CCD DF-WLVL1 White level adj in book mode: color Detail To adjust the white level for copyboard scanning automatically by setting the paper which is usually used by the user on the Copyboard Glass.
Page 297 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > CCD BW-AGC Adj Scan Unit (frt) B&W ref: stream, B&W Detail To automatically adjust the black/white reference level of the Scanner Unit (for front side) at stream reading in black mode.
Page 298 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > CCD BK-SHD1 Paper back shading correction 1 Detail To generate the paper back shading correction data by scanning the Standard White Plate of the Paper Back Reading Glass with the Scanner Unit (for back side). Use Case - When replacing the SATA Flash PCB - When replacing the Scanner Unit (for back side)
Page 299 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > CLEAR CARD Clearing of Card Reader connection info Detail To clear the information on connection of the Copy Card Reader. The data related to the card ID (department) is cleared, and the ID and password of the system administrator are initialized.
Page 300 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > CLEAR ERDS-DAT Initialize of Embedded-RDS setting value Detail To initialize the Embedded-RDS setting values. ON/OFF of Embedded-RDS, UGW port number and communication error log set in ERDS, RGW- PORT, and COM-LOG are cleared.
Page 301 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > MISC-R 1PSCLB-B Exe frt/bck clr differ calibration: bck Detail To read the PG for calibrating color difference between the front and back sides with the Scanner Unit (for back side) in order to correct the color difference between the front and back sides at duplex stream reading.
Page 302 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > MISC-R 1PCLBRST Init frt/bck clr difference calibration Detail To initialize the correction result of calibration of color difference between the front and back sides. Execute this item when color difference is not corrected appropriately even though 1PSCLB-A/B is executed.
Page 303 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > MISC-P CRG-LOG Output cartridge replacement log report Detail To output the cartridge replacement log in the form of a report. Use Case When checking the cartridge replacement log Adj/Set/Operate Method Select the item, and then press Yes key.
Page 304 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SYSTEM EXPORT Writing of service mode setting value to USB memory Detail To write the service mode setting information (excluding those related to Reader/DADF, but including those related to Finisher) to the USB flash drive.
Page 305 9. Service Mode ■ SPLMAN COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SPLMAN SPL14159 ON/OFF of USB device ID fixing Detail To set whether to fix the USB device ID to "000000000000". A PC attempts to install the driver every time it is connected to a machine. However, by fixing the USB device ID, it recognizes that the same machine is connected so that it does not attempt to install the driver again.
Page 306 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SPLMAN SPL68677 Increase of paper right and left margins Detail To increase the margins on the right and left edges of paper. As the value is incremented by 1, the margin is increased by 0.1 mm. Actually, a value where the setting value of SPL25607 is subtracted from the setting value of this item is applied.
Page 307 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SPLMAN SPL41250 Initialize color displacement correction Detail To initialize the color displacement correction result. If shortage of toner occurs while [Continue Printing (Quality Not Guaranteed)] is selected by the user, color displacement correction cannot be executed.
Page 308 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SPLMAN SPL84194 ON/OFF of Embedded-RDS Detail To set ON/OFF of Embedded-RDS function. Use Case When using Embedded-RDS Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key. 2) Turn OFF/ON the main power switch.
Page 309 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > SPLMAN SPL43810 Clear of system administrator settings Detail To completely delete the following setting information. - System Manager ID - PIN After clearing of the information, it is necessary to set the system manager ID/PIN again. Use Case When the system manager ID/PIN has been forgotten Adj/Set/Operate Method...
Page 310 9. Service Mode COPIER (Service mode for copier) > FUNCTION (Operation / inspection mode) > VIFFNC FOG-PV ON/OFF of image fogging prevention mode Detail To set whether to execute the image fogging prevention mode. Set 1 when fogging which looks like fine vertical lines appears. Execute the image fogging prevention mode.
Page 311: Option (Specification Setting Mode)
9. Service Mode OPTION (Specification setting mode) ■ BODY COPIER (Service mode for copier) > OPTION (Specification setting mode) > BODY DFDST-L1 Adj img crrct level: stream read, front Detail To adjust the level of dust detection that is executed between originals in the Scanner Unit (for front side) at stream reading.
Page 312 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > BODY LOCALE Setting of location Detail To set the location. Set the location in this item and the paper size configuration in SIZE-LC, and then clear the setting information in ALL.
Page 313 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > BODY MIBCOUNT Set of charge counter MIB scope range Detail To set the range of counter information that can be obtained as MIB (Management Information Base). Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key.
Page 314 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > BODY SLPMODE Setting of shift to sleep mode Detail To restrict shift to sleep mode 1/sleep mode 3. When 1 is set, the machine does not shift to sleep mode. Use Case When sleep failure occurs Adj/Set/Operate Method...
Page 315 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > BODY SM-PSWD Password setting for service technician Detail To set password for service technician that is used when getting into service mode. Use Case When password is required to get into service mode Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key.
Page 316 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > FNC-SW CRGLF-K Set replacement ref VL (Bk): drum, etc. Detail To set the reference values for judging replacement of the component other than toner (Photosensitive Drum, Developing Assembly, and waste toner) included in the life of Bk-color cartridge.
Page 317 9. Service Mode ■ IMG-MCON COPIER (Service mode for copier) > OPTION (Specification setting mode) > IMG-MCON TMIC-BK TMIC Bk PASCAL gamma LUT end edge crrct Detail To set whether to perform the trailing edge correction of Bk-color PASCAL gamma LUT used by TMIC.
Page 318 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > USER COUNTER2 Setting of software counter 2 Detail To set counter type for software counter 2 on the Counter Check screen. Use Case Upon user/dealer's request Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key.
Page 319 CONTROL Charge setting of PDL job Detail To set charge count transmission of PDL job to the connecting charging management device (Coin Manager or non-Canon-made control card). Use Case Upon user's request Adj/Set/Operate Method 1) Enter the setting value, and then press Apply key.
Page 320 9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > USER PS-MODE Setting of compatible mode at PS usage Detail To set the image processing at PS print. Set 8 when line width differs depending on the drawing position although the same line width is set.
Page 321 9. Service Mode ■ ACC COPIER (Service mode for copier) > OPTION (Specification setting mode) > ACC CARD-SW Set screen dspl: Coin Manager connected Detail To set coin or card that the user is prompted to insert on the Control Panel when the Coin Manager is connected.
Page 322 9. Service Mode ■ LCNS-TR COPIER (Service mode for copier) > OPTION (Specification setting mode) > LCNS-TR ST-BRDIM Install state Display of BarDIMM function Detail To display installation state of Barcode Printing for PCL when disabling and then transferring the license.
Page 323: Counter (Counter Mode)
9. Service Mode COPIER (Service mode for copier) > OPTION (Specification setting mode) > LCNS-TR TR-DVPDF Trns lcns key dspl: device sign PDF TX Detail To display transfer license key to use Device Signature PDF when disabling and then transferring the license.
Page 324 9. Service Mode COPIER (Service mode for copier) > COUNTER (Counter mode) > TOTAL SERVICE2 Service-purposed total counter 2 Detail To count up when the printout is delivered outside the machine. Large size: 2, Small size: 1 A blank sheet is not counted. Adj/Set/Operate Method N/A (Display only) Display/Adj/Set Range...
Page 325 9. Service Mode COPIER (Service mode for copier) > COUNTER (Counter mode) > TOTAL RPT-PRT Report print counter Detail To count up when the report print is delivered outside the machine/2-sided printout is stacked. Large size: 1, Small size: 1 The counter is not advanced by blank paper or delivery in service mode.
Page 326 9. Service Mode COPIER (Service mode for copier) > COUNTER (Counter mode) > PICK-UP Multi-purpose Tray pickup total counter Detail To count up the number of sheets picked up from the Multi-purpose Tray Pickup Unit. Large size: 1, Small size: 1 The counter is advanced by printout in service mode.
Page 327 9. Service Mode COPIER (Service mode for copier) > COUNTER (Counter mode) > JAM 2-SIDE Duplex Unit jam counter Detail To count up the number of jam occurrences in the Duplex Unit. Use Case When checking the jam counter Adj/Set/Operate Method N/A (Display only) Display/Adj/Set Range 0 to 99999999...
Page 328 9. Service Mode COPIER (Service mode for copier) > COUNTER (Counter mode) > DRBL-2 DF-SP-RL Display/clear DADF Sprtn Roll prts cntr Detail To display the total counter value from the previous replacement of the DADF Separation Roller. The number of fed sheets is counted, and the counter is advanced by 1 for paper whose length is 324 mm or less and by 2 for paper whose length is more than 324 mm.
Page 329: Feeder (Adf Service Mode)
9. Service Mode FEEDER (ADF service mode) ADJUST (Adjustment mode) FEEDER (ADF service mode) > ADJUST (Adjustment mode) DOCST Adj img lead edge margin: stream, front Detail To adjust the leading edge margin of the image on the front side at stream reading. Execute this item when the output image after DADF installation is displaced.
Page 330: Function (Operation / Inspection Mode)
9. Service Mode FEEDER (ADF service mode) > ADJUST (Adjustment mode) LA-SPD2 Fine adj img ratio:stream,vert scan,bck Detail To make a fine adjustment of the image magnification ratio in vertical scanning direction on the back side at stream reading. When replacing the Main Controller PCB/clearing RAM data, enter the value of service label. As the value is incremented by 1, the image is reduced by 0.01% in vertical scanning direction.
Page 331: Fax (Fax Service Mode)
9. Service Mode FAX (FAX service mode) SSSW (Bit switch registration mode) SSSW No. Bit No. Function SW 01 (Switch relating to error and copy) Bit 0 Output of error code for service technician Bit 1 Error memory dump SW 02 (Switch relating to settings for network connection condition) Bit 7 Connect the terminal as F network type 2...
Page 332: Menu (Menu Switch Registration Mode)
9. Service Mode SSSW No. Bit No. Function SW 24 Not in use SW 25 (Setting for report display function) Bit 0 Prioritize the received abbreviated name to the dialed abbreviated name SW 26 Not in use SW 27 Not in use SW 28 Bit 0 Prohibit calling party for V8 procedure...
Page 333: Ncu (Ncu Parameter Setting Mode)
9. Service Mode Parameter Allowable setting range RTN transmission criteria n 2 to 99 times RTN transmission criteria m 1 to 99 lines NCC pause (before ID code) 1 to 60 sec NCC pause (after ID code) 1 to 60 sec STORED_DIAL_MODE wait timer 0 to 65 sec T.30 T0 timer...
Page 334 9. Service Mode ■ DIALTONE Bit Switch Bit No. Function Bit 0 Bit 1 Cadence pattern check Not detected Detected Bit 2 Signal frequency Changed Not changed Bit 3 Bit 4 Judgment of intermittent signal start from valid ON signal start from either valid ON sig- nal or OFF signal Bit 5...
Page 335 9. Service Mode Bit No. Function Bit 4 Bit 5 Bit 6 Bit 7 Signal detection Detected Not detected Numeric value parameter Parameter No. Function Setting range T1 timer 0 to 9,999 (x 10 msec) T2 timer 0 to 9,999 (x 10 msec) T3 timer 0 to 9,999 (x 10 msec) T4 timer...
Page 336 9. Service Mode Parameter No. Function Setting range CI frequency lower limit 0 to 9,999 Hz CI frequency upper limit 0 to 9,999 Hz ■ CNGDTCT (CNG DETECT) Numeric value parameter Parameter No. Description Setting range At F/T switching CNG MIN ON time 0 to 9,999 (x 10 msec) CNG MAX ON time 0 to 9,999 (x 10 msec)
Page 337: Testmode (Service Mode For Test Print, Operation Check, Etc.)
9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) PRINT (Print test mode) TESTMODE (Service mode for test print, operation check, etc.) > PRINT (Print test mode) PG-TYPE Setting of PG number Detail To set the PG number of the test print. Use Case At trouble analysis Adj/Set/Operate Method...
Page 338 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > PRINT (Print test mode) MODE Setting of test print image formation method Detail To set the image formation method for the test print. If PG-TYPE is 0 or 1, this setting is disabled because a specific image formation method is applied. Use Case At trouble analysis Adj/Set/Operate Method...
Page 339 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > PRINT (Print test mode) DENS-Y Adj of Y-color density at test print Detail To adjust Y-color density when performing test print . As the value is larger, the image gets darker. Use Case At test print Adj/Set/Operate Method...
Page 340 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > PRINT (Print test mode) SW-C ON/OFF of C-color output at test print Detail To set whether to output C-color at the time of test print . Use Case At test print Adj/Set/Operate Method Enter the setting value, and then press Apply key.
Page 341: Fax (Fax Test Mode)
9. Service Mode FAX (FAX test mode) ■ MODEM TESTMODE (Service mode for test print, operation check, etc.) > FAX (FAX test mode) > MODEM RELAY-1 NCU relay test 1 Detail To test ON/OFF of relay and port switch of NCU. This mode is disabled for an NCU with no relay and port switch.
Page 342 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > FAX (FAX test mode) > MODEM FREQ Frequency test Detail To test whether the specified frequency is oscillated. By closing or opening the DC circuit in accordance with the setting value, the specified frequency is oscillated by the tone transmission function of the modem.
Page 343 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > FAX (FAX test mode) > MODEM DTMFTX DTMF transmission test Detail To test whether the specified DTMF signal is transmitted. By closing or opening the DC circuit in accordance with the setting value, the specified DTMF signal is transmitted by the DTMF transmission function of the modem.
Page 344 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > FAX (FAX test mode) > MODEM V34G3TX V.34 G3 signal transmission test Detail To test whether the specified V.34 G3 signal is transmitted. By closing or opening the DC circuit in accordance with the setting value, the specific G3 signal pattern is transmitted at the specified transmission speed and modulation speed by the G3 signal transmission function (V.34) of the modem.
Page 345 9. Service Mode TESTMODE (Service mode for test print, operation check, etc.) > FAX (FAX test mode) > FACULT DETECT1 Ring detection Detail To check the ON/OFF state of CI, FC, and hook from the line. The detection results are displayed on the console (UART). Adj/Set/Operate Method Enter the setting value, and then press Apply key.
Page 346: Installation
Installation Copy Control Interface Kit-C1... 338 MiCARD Attachment Kit-B1....345 Copy Card Reader-F1.......351...
Page 347: Copy Control Interface Kit-C1
10. Installation 2. Check that the display in the Control Panel and the Copy Control Interface Kit-C1 lamp of the main power are turned off, and then disconnect the power plug. Points to Note at Installation Installation Procedure The following options cannot be used in combination with this equipment.
Page 348 10. Installation CAUTION: Do not completely pull out the cassette, as doing so will disturb the balance of the product and may cause it to fall down. 80 mm...
Page 349 10. Installation CAUTION: NOTE: Release the claw while opening the Left Cover Unit in the Be sure to free the bosses while holding the joint direction of the arrow. because the Cartridge Cover Retainer comes off easily. NOTE: The bosses can be freed easily by pulling the Left Cover in the [A] direction and pulling the Cartridge Cover Retainer in the [B] direction.
Page 350 10. Installation NOTE: CAUTION: Release the claw while opening the Left Cover Unit in the Shift the host machine to the center of the working table direction of the arrow. to prevent a fall.
Page 351 10. Installation < If the Fax is installed> NOTE: Be sure to tighten the hexagon screws with needlenose pliers. <If the Fax is not installed>...
Page 352 10. Installation NOTE: CAUTION: Be sure to use the 2 Black Screws. When cutting off the part, be sure not to make burrs. < If the Fax is installed> NOTE: Shift the host machine so that it protrudes from the working table by approximately 80 mm to install the Left Cover.
Page 353 10. Installation Connect the power plug to the outlet. Turn ON the main power switch.
Page 354: Micard Attachment Kit-B1
10. Installation 1. Turn OFF the main power switch. MiCARD Attachment Kit-B1 2. Check that the display in the Control Panel and the lamp of the main power are turned off, and then Points to Note at Installation disconnect the power plug. Prepare a Card Reader (sales company's option) in advance.
Page 355 10. Installation CAUTION: Do not completely pull out the cassette, as doing so will disturb the balance of the product and may cause it to fall down. NOTE: Release the claw while opening the Right Cover Unit in the direction of the arrow. 80 mm...
Page 356 10. Installation...
Page 357 10. Installation ■ Installing the Card Reader M4x16...
Page 358 10. Installation NOTE: Be sure that it does not protrude from the depression.
Page 359 10. Installation Connect the power plug to the outlet. Turn ON the main power switch.
Page 360: Copy Card Reader-F1
10. Installation <Copy Card Reader Attachment-J1> Copy Card Reader-F1 Points to Note at Installation The Copy Card Reader Attachment is required for the installation of the equipment. The following options cannot be used in combination with this equipment. • MiCARD Attachment Kit + IC-Card Reader that is a sales company's option •...
Page 361: Installation Procedure
10. Installation Installation Procedure ■ Installing the CR Plate CAUTION: Do not completely pull out the cassette, as doing so will disturb the balance of the product and may cause it to fall down. NOTE: Shift the host machine by approximately 100 mm from the working table to release the claws on the bottom of the Right Cover.
Page 362 10. Installation NOTE: Release the claw while opening the Right Cover Unit in the direction of the arrow.
Page 363 10. Installation ■ Installing the Connector Unit NOTE: Shift the host machine by approximately 80 mm from the working table to release the claws on the bottom of the Left Cover. 80 mm...
Page 364 10. Installation CAUTION: Be sure to free the bosses while holding the joint because the Cartridge Cover Retainer comes off easily. NOTE: The bosses can be freed easily by pulling the Left Cover in the [A] direction and pulling the Cartridge Cover Retainer in the [B] direction.
Page 365 10. Installation NOTE: NOTE: Release the claw while opening the Left Cover Unit in the Release the claw while opening the Left Cover Unit in the direction of the arrow. direction of the arrow.
Page 366 10. Installation <If the Fax is installed> CAUTION: Shift the host machine to the center of the working table to prevent a fall. <If the Fax is not installed>...
Page 367 10. Installation NOTE: Be sure to use the 2 Black Screws. <If the Fax is installed> TP; M3x6 <If the Fax is not installed>...
Page 368 10. Installation CAUTION: When cutting off the part, be sure not to make burrs. NOTE: Shift the host machine so that it protrudes from the working table by approximately 80 mm to install the Left Cover. 80 mm...
Page 369 10. Installation NOTE: Be sure that it does not protrude from the depression. ■ Installing the Card Reader RS Tightening; M4x10...
Page 370 10. Installation CAUTION: • When installing the Connector Case, be sure to place the 2 Harness Bands [A] inside the groove of the Connector Case. • Be careful not to trap the cable. CAUTION: Do not disconnect the short connector [A].
Page 371: Setting After Installation
10. Installation Setting after Installation Configure the card management information settings in service mode. NOTE: When installing the Connector Cover, be sure to place the Harness Band [A] inside the Connector Cover. 1. In COPIER > FUNCTION > INSTALL > CARD-NUM, enter the lowest card number of the cards to be used.
Page 372: Appendices
APPENDICES Service Tools........364 General Circuit Diagram....365 Backup Data List....... 368 Soft counter specifications....370...
Page 373: Service Tools
Service Tools Service Tools Special Tools In addition to the standard tools set, the following special tools are required when servicing the machine: Name of Tool Parts.No Digital Multimeter FY9-2002 Used as a probe extension when making electrical checks. Solvents and Oil List Type Purpose Remark...
Page 374: General Circuit Diagram
General Circuit Diagram General Circuit Diagram General Circuit Diagram(1/3) Scanner Motor Scanner Unit Fixing Pressure Laser Driver PCB Release Switch Fixing Assembly FUMEM PCA Fixing Delivery Loop Sensor Sensor Delivery Tray Sensor Main Thermistor Thermistor1 Thermistor2 Engine Controller PCB *+24VD(ECU) TAG1 TAG2 TAG3...
Page 375 General Circuit Diagram General Circuit Diagram(2/3) USB_B USB2.0 Relay PCB Serial Debug monitor eMMC USB_A Main Controller PCB（1/2） USB_B Oﬀ Hook PCB(US/AE,EUR) Engine Controller PCB(2/2) NCU PCB Pseudo CI PCB(JP) MFP(4 in 1 Model Only) MFP(4 in 1 Model Only)
Page 376 General Circuit Diagram General Circuit Diagram(3/3) MFP Model Only...
Page 377: Backup Data List
Backup Data List Backup Data List Delete Replace Menu > System Management Settings Service Mode > COPIER > FUNCTION > Backup by User Backup by Service Menu Clear CLEAR SPLMAN Initializ- Initializ- Data Location Initialize ing Key ing Ad- Engine Main Manage- Location...
Page 378 Backup Data List Delete Replace Menu > System Management Settings Service Mode > COPIER > FUNCTION > Backup by User Backup by Service Menu Clear CLEAR SPLMAN Initializ- Initializ- Data Location Initialize ing Key ing Ad- Engine Main Manage- Location Location All Data / Preferen-...
Page 379: Soft Counter Specifications
Soft counter specifications Soft counter specifications The numbers entered for software counters are classified as follows: Counter Details Counter Details 000 to 099 Toner Bottle 500 to 599 Scan 100 to 199 Total 600 to 699 Memory media print 200 to 299 Copy 700 to 799 Reception print...
Page 380 Soft counter specifications Counter Name Counter Name CopyA (Small) CopyA (full color +mono color /small) Local Copy (Total 1) CopyA (full color +mono color 2) Local Copy (Total 2) CopyA (full color +mono color 1) Local Copy (Small) CopyA (full color /small/double sided ) Copy (full color 1) CopyA (Black / Small / 2-Sided) Copy (full color 2)
Page 381 Soft counter specifications 600 to 699 Counter Name Counter Name Memory Media Print (Total 1) Memory Media Print (full color /small) Memory Media Print (Total 2) Memory Media Print (Black / Small) Memory Media Print (Small) Memory Media Print (full color +mono color /small) Memory Media Print (full color 1) Memory Media Print (full color +mono color 2) Memory Media Print (full color 2)

Canon MF735C Series Service Manual

Safety Precautions

1 Product Overview

2 Technical Explanation (Device)

3 Technical Explanation (System)

4 Periodical Service

5 Parts Replacement and Cleaning

6 Adjustment

7 Troubleshooting

8 Error/Jam/Alarm

9 Service Mode

10 Installation

Appendices

Quick Links

Service Manual

Troubleshooting

Related Manuals for Canon MF735C Series

Summary of Contents for Canon MF735C Series