IM C4500/C5500/C6000IM C2000/C2500/C3000/C3500
  1. Detailed Descriptions
  2. Laser Unit

Mechanism

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  • Read This First
    • Symbols, Abbreviations and Trademarks
      • Symbols, Abbreviations
      • Trademarks
  • Product Information
    • Changes from the Previous Models
      • Lookup Table
      • Exterior Cover/Air Flows (Fan Control)
      • Scanner
      • Laser Unit
      • Auto Image Adjustment
      • PCDU (Photo Conductor and Development Unit)
      • Fusing
      • Waste Toner
      • Paper Feed / Transport
      • Electrical Components
    • Machine Codes and Peripherals Configuration
      • Main Machine
        • -17
        • -18
        • -19
        • -21
        • -22
        • -27
        • -29
        • -65
      • Option
      • Diagram
        • IM C6000 Peripherals
        • IM C5500 / IM C4500 Peripherals
        • IM C3500 / IM C3000 Peripherals
        • IM C2500 / IM C2000 Peripherals
    • Specifications
  • Installation
    • Installation Requirements
      • Environment
      • Machine Level
      • Machine Space Requirements
      • Machine Dimensions
      • Power Requirements
    • Changes from Previous Machine Concerning Installation
    • Main Machine Installation: Important Notice on Security Issues
      • Overview
      • Password Setting Procedure
    • Main Machine Installation: Accessory Check
    • Main Machine Installation: Installation Procedure
      • Removing the Packing Materials and Shipping Retainers
      • Removing the PCDU Seals and Spacer
      • Attaching the Accessories
        • Cleaning Cloth Holder
        • End Fence
        • Decals
        • Installing the Feeler for the Paper Exit Full Sensor
        • Checking the Position of the Paper Exit Feeler
      • Toner Bottle Installation and Toner Initialization
      • Image Quality Test / Settings
        • Loading Paper
        • Color Registration and Auto Color Calibration (ACC)
        • Checking the Copy Image with the Test Chart
        • Paper Registration
        • Auto Remote Firmware Update Settings
        • Enabling the Copy Data Security Function
        • HDD Security Function Settings
        • Settings Relevant to the Service Contract
        • Changes for Using the @Remote Toner and Waste Toner Bottle Automatic Delivery Service
    • Main Machine Installation: When Moving the Machine
      • Cautions upon Lashing
    • Anti-Condensation Heater (Scanner, PCDU)
      • Anti-Condensation Heater (Scanner)
        • Accessory Check
        • Installation procedure
      • Anti-Condensation Heater (PCDU)
        • Accessory Check
        • Installation procedure
    • Dehumidification Heater for Paper Feed Trays
      • Accessory Check
      • Connecting to Main Machine Tray
      • Connecting to Paper Feed Unit PB3300/PB3280
      • Connecting to Paper Feed Unit PB3270
      • Connecting to LCIT PB3290
    • Paper Feed Unit PB3280 / B3300 (D3FY / D3FZ)
      • Accessory Check
      • Installation Procedure
    • Paper Feed Unit PB3270 (D3G0)
      • Accessory Check
      • Installation Procedure
    • LCIT PB3290 (D3G2)
      • Accessory Check
      • Installation Procedure
        • Changing the Paper Size
    • LCIT RT3040 (D3G1)
      • Accessory Check
      • Installation Procedure
        • Changing the Paper Size
    • Dehumidification Heater for LCIT RT3040 (Service Option)
      • Accessory Check
      • Installation Procedure
        • Installing the Heater to LCIT RT3040
        • Connecting the LCIT PB3290
        • Connecting the Paper Feed Unit PB3300
    • Caster Table Type M3 (D178)
      • Accessory Check
      • Installation Procedure
        • How to Place the Main Machine on the Caster Table
        • How to Place the Paper Feed Unit PB3270 on the Caster Table
    • Platen Cover PN2000 (D700)
      • Accessory Check
      • Installation Procedure
    • ARDF DF3110 (D3FE)
      • Accessory Check
      • Installation Procedure
        • When Feeding Thin Paper
    • SPDF DF3120 (D3FF-17, -21)
      • Accessory Check
      • Installation Procedure
        • Attaching the SPDF
        • Adjustment after Installation
    • Small Paper Feeding Unit Type M37 (D3FF-18, -22)
      • Accessory Check
      • Installation Procedure
        • Installing the Small Paper Feeding Unit
        • Attaching the Tray Holder
        • SP Adjustment
    • Page Keeper Type M37 (D3FF-19, -23)
      • Accessory Check
      • Installation Procedure
        • Removal of Exterior Covers
        • Installing the Double-feed Sensor Board
        • Installing the Double-feed Sensor (Receiver)
        • Installing the Double-feed Sensor (Emitter)
        • Installing the Exterior Covers
        • SP Adjustment
    • 1 Bin Tray BN3130 (D3CQ)
      • Accessory Check
      • Installation Procedure
        • Checking the Position of the Paper Exit Feeler
    • Internal Shift Tray SH3080 (D3FV)
      • Accessory Check
      • Installation procedure
        • Checking the Position of the Paper Exit Feeler
    • Side Tray Type M37 (D3FX)
      • Accessory Check
      • Installation Procedure
    • Bridge Unit BU3090 (D3FW)
      • Accessory Check
      • Installation Procedure
    • Booklet Finisher SR3290 (D3FN) / Finisher SR3280 (D3G4)
      • Accessory Check
      • Installation Procedure
        • Attaching the Proof Support Tray
        • Notes on Moving the Finisher
    • Punch Unit PU3090 (D3FP)
      • Accessory Check
      • Installation Procedure
    • Booklet Finisher SR3270 (D3FQ)
      • Accessory Check
      • Installation Procedure
        • Attaching the Proof Support Tray
      • Notes on Moving the Finisher
    • Finisher SR3260 (D3FR)
      • Accessory Check
      • Installation Procedure
        • Attaching the Proof Support Tray
      • Stapleless Stapler Initial Settings
      • Notes on Moving the Finisher
    • Punch Unit PU3080 (D3G5)
      • Accessory Check
      • Installation Procedure
    • Internal Finisher SR3250 (D3FG)
      • Accessory Check
      • Installation Procedure
    • Punch Unit PU3070 (D3FM)
      • Accessory Check
      • Installation Procedure
    • Internal Finisher SR3300 (D3FT)
      • Accessory Check
      • Installation Procedure
      • Stapleless Stapler Initial Settings
    • Internal Multi-Fold Unit FD3010 (D3FS)
      • Accessory Check
      • Installation Procedure
      • When Attaching the Finisher Beyond the Internal Multi-Fold Unit
    • Banner Paper Guide Tray Type M19 (D3BF)
      • Accessory Check
      • Installation Procedure
    • Imageable Area Extension Unit Type M19 (D3BR-07)
      • Accessory Check
      • Installation Procedure
        • If You Forgot to Change the SP
    • External Keyboard Bracket Type M19 (D3BR-10)
      • Accessory Check
      • Installation Procedure
    • Internal Options
      • List of Slots
    • Device Server Option Type M37 (D3GF-10, -11)
      • Component Check
      • Installation Procedure
        • What Do the LED Indications Mean?
        • Notes for Energy Saving Mode Setting
      • IP Address Setting
    • IEEE 1284 Interface Board Type M19 (D3C0)
      • Component Check
      • Installation Procedure
    • IEEE 802.11agn Interface Unit Type M19 (D3BR-01)
      • Component Check
      • Installation Procedure
      • User Tool Settings for IEEE 802.11a/g/n
      • SP Mode Settings for IEEE 802.11 Wireless LAN
    • File Format Converter Type M19 (D3BR-04)
      • Component Check
      • Installation Procedure
    • Memory Unit Type M37 4GB (D3GF-08)
      • Component Check
      • Installation Procedure
    • Enhanced Security HDD Option Type M12 (D3A6-02)
      • Component Check
      • Installation Procedure
        • After Installing the HDD
    • Optional Counter Interface Unit Type M12 (B870-21)
      • Component Check
      • Installation Procedure
    • Key Counter Bracket Type M3 (D739-09)
      • Component Check
      • Installation Procedure
    • NFC Card Reader Type M37 (D3GF-34)
      • Component Check
      • Installation Procedure
    • Smart Card Reader Built-in Unit Type M37 (D3GF-35)
      • Component Check
      • Installation Procedure
        • Procedure for Connecting to the Main Machine USB Slot
        • Procedure for Connecting to the Operation Panel USB Slot
    • SD Card Options
      • SD Card Slots
      • SD Card Appli Move
        • Overview
        • Move Exec
        • Undo Exec
      • PostScript3 Unit Type M37 (D3GF-26, -27, -28)
        • Overview
        • Component Check
        • Installation Procedure (Adobe PS)
        • Switching back to Clone PS from Adobe PS
        • Initial Settings for the Printer Driver
      • Camera Direct Print Card Type M37 (D3GF-30)
        • Component Check
        • Installation Procedure
      • IPDS Unit Type M20 (D3BC-20, -21, -22)
        • Component Check
        • Installation Procedure
      • XPS Direct Print Option Type M37 (D3GF-19, -20, -21)
        • Component Check
        • Installation Procedure
      • OCR Unit Type M13 (D3AC-23, -24, -25)
        • Component Check
        • Searchable PDF Function Outline
        • Installation Procedure
        • Recovery Procedure
      • DataOverwriteSecurity Unit Type M19 (D3BS-03)
        • Overview
        • Component Check
        • Before You Begin the Procedure
        • Seal Check and Removal
        • Installation Procedure
        • Configuring "Auto Erase Memory" (Performed by the Customer)
      • VM CARD Type M37 (D3GF-32)
        • Component Check
        • Installation Procedure
    • Network Settings
      • Specifying Network Settings According to Customer's Environment
      • Settings on Displaying an Alert When the Ethernet Cable is Broken or Disconnected
    • @Remote Settings
    • Security Settings
      • Security Function Installation
      • Data Overwrite Security
        • Before You Enable the Auto Erase Memory Setting
        • How to Enable Auto Erase Memory Setting
      • HDD Encryption
        • Before You Begin the Procedure
        • Installation Procedure
        • Enable Encryption Setting
        • Check the Encryption Settings
        • Backing Up the Encryption Key
        • Encryption Key Restoration
    • "Web Help Support" Settings
      • Overview
      • How to Enable/Disable Web Help Support
    • "RemoteConnect Support" Settings
      • Overview
      • How to Enable/Disable RemoteConnect Support
      • Uninstalling RemoteConnect Support
    • "Remote Panel Operation" Settings
      • Overview
      • How to Enable/Disable Remote Panel Operation/Monitoring
    • Operation Guidance for Users
      • Checking the Connection of Peripherals and Options
  • Preventive Maintenance
    • PM Parts Settings
      • Replacement Procedure of the PM Parts
        • Method 1: By SP3701
        • Method 2: By [PM Counter / New Unit Set] Menu
      • After Installing the New PM Parts
        • SP Descriptions
      • Operation Check
    • PM Parts List
  • Replacement and Adjustment
    • Notes on the Main Power Switch
      • Push Switch
        • Characteristics of the Push Switch (DC Switch)
        • Shutdown Method
        • Forced Shutdown
    • Beforehand
    • Special Tools and Lubricants
      • Special Tools and Lubricants
      • Where to Apply Noise-Reduction Grease
        • Drive Train at Duplex Unit Paper Exit
        • Duplex (on Machine's Side): Duplex Drive on Machine's Side: Gear Shaft at Duplex Unit Paper Exit
        • Laser: Laser Unit: Laser Optics Positioning Motor Shaft
        • Paper Feed: Slide Bearings of Registration Roller
        • Drive: Registration Motor
        • Drive Unit for Paper Feed
        • Drive: Fusing Delivery Drive Unit
        • Waste Toner Drive at Machine's Front Side Plate
    • Exterior Covers
      • Overview
        • Front and Rear Side Covers
        • Right and Left Side Covers
        • Paper Exit Covers
        • Inner Covers
      • Front Cover
      • Controller Cover
      • Upper Left Cover
      • Left Rear Cover
      • Left Cover
      • Rear Cover
      • Rear Lower Cover
      • Right Rear Cover
      • Right Upper Cover
      • Proximity Sensor Cover
      • Proximity Sensor (S49)
      • Main Power Switch Cover
      • Waste Toner Cover
      • Inverter Tray
      • Paper Exit Tray
      • Paper Exit Cover
      • Paper Exit Lower Cover
      • Paper Exit Front Cover
      • Inner Upper Cover
      • Inner Lower Cover
    • Operation Panel (PCB13)
      • Operation Panel Unit
      • USB Cable
    • ADF
      • ADF Removal
    • Scanner Unit
      • Before You Begin
      • Scanner Exterior
        • Scanner Front Cover
        • Scanner Right Cover
        • Scanner Left Cover
        • Scanner Upper Cover
      • Exposure Glass
      • Scanner Carriage
        • Cleaning the scanner carriage mirror
      • Scanner Motor (M26)
      • APS Sensors (S44)(S45)
      • Scanner Home Position Sensor (S42)
      • ADF/Platen Cover Sensor (S43)
      • Scanner FFC
        • When changing the FFC
    • Laser Unit
      • Laser Unit
        • Before Replacement
        • Removing
        • Installing a New Laser Unit
        • Adjustment after replacing the laser unit
      • Polygon Mirror Motor (M27)
        • Adjustment after replacing the polygon mirror motor
      • SP descriptions
    • PCDU
      • Notes when replacing a PCDU
        • Note for IM C6000/5500
        • Restore the spring pressure
      • PCDU
        • Replacement
        • Adjustment after Replacing the PCDU
      • PCU/Development Unit
        • Before Replacing a PCU or Development Unit
        • Replacement
        • Precautions when joining the PCU and the development Unit
        • Method for Checking after Replacement
        • Adjustment after Replacing the PCU or Development Unit
      • Imaging Temperature Sensor (Thermistor) (S33)
    • Waste Toner
      • Before Replacing the Waste Toner Bottle
      • Replacement
      • Waste Toner Bottle Full Sensor (S34), Waste Toner Bottle Set Sensor (S35)
    • Image Transfer Unit
      • Image Transfer Belt Unit
        • What to Do before Replacing the Image Transfer Belt
        • Replacement
      • Image Transfer Cleaning Unit
        • What to Do before Replacing the Image Transfer Cleaning Unit
        • Replacement
      • Image Transfer Belt
        • Attaching the Belt
      • Paper Transfer Roller
        • When reinstalling the paper transfer roller
      • Paper Transfer Roller Unit
        • What to Do before Replacing the Paper Transfer Roller Unit
        • Replacement
      • Fusing Entrance Sensor (S1)
      • TM/ID Sensor (S48)
        • Before Replacing the TM/ID Sensor (S48)
        • Replacement procedure
        • Adjustment after replacing the TM/ID sensor
      • Temperature and Humidity Sensor (S41)
      • ITB Contact and Release Sensor (S32)
      • Image Transfer Lock Unit
        • Installing the Image Transfer Lock Unit
    • Drive Unit
      • Overview
      • Paper Feed Motor (M6)
      • Transport Motor (M5)
      • Paper Transfer Contact and Release Motor Unit (M18)
      • Imaging Drive Unit
      • PCU Motor: CMY (M15)
      • Development Motor: CMY (M16)
      • Development Motor: Black (M29)
      • PCU: Black / Image Transfer Motor (M17)
      • Registration Motor (M7)
      • Fusing Motor (M8)
      • Paper Exit / Pressure Release Motor (M4)
      • Duplex Entrance Motor (M1)
      • Toner Supply Motor (M19) (M20) (M21) (M22)
      • Sub Hopper
        • K
        • C
        • M
        • Y
      • Toner End Sensor (S18)(S19)(S20)(S21)
      • Toner Bottle Drive Motor
        • K
        • C
        • M
        • Y
      • ID Chip Contact Board
        • K
        • C
        • M
        • Y
      • Transport Coil Unit
        • Y
        • M
        • C
        • K
        • Development Solenoid (Only IM C2500/2000)
    • Fusing Unit
      • Fusing Unit
      • Fusing Entrance Guide Plate
        • Cleaning the Fusing Entrance Guide Plate
      • Fusing Exit Guide Plate
        • Cleaning the Fusing Exit Guide Plate
      • Fusing Upper Cover
      • Fusing Lower Cover
      • Fusing Sleeve Belt Unit
      • Pressure Roller
        • Adjustment before replacing the pressure roller
        • Replacement
      • Fusing Sleeve Thermostat Unit
      • Non-Contact Thermistor (S46)(S47)
      • Pressure Roller Thermistor (TH3) (TH4) (TH5)
      • Thermopile Unit
      • Pressure Roller HP Sensor (S26)
      • Shield Position Sensor (S50) (IM C6000/5500/4500)
      • Shield Drive Motor (M28) (IM 6000/5500/4500)
      • Fusing Exit Drive Solenoid (SOL3)
    • Paper Exit
      • Paper Exit Unit
      • Paper Exit Solenoid (SOL2)
      • Paper Exit Sensor (S10)
      • Reverse Sensor (S9)
      • Paper Exit Full Sensor (S11) (IM C6000/C5500/C4500/C3500/C3000)
      • Reverse Motor (M3)
      • Fusing Exit Sensor (S27)
    • Paper Feed
      • Paper Feed Unit
        • 1st Paper Feed Unit
        • 2nd Paper Feed Unit
      • Paper Dust Collection Unit
      • Pick-up Roller, Paper Feed Roller
      • Friction Roller (1st Paper Tray), Torque Limiter
      • Friction Roller (2nd Paper Tray), Torque Limiter
      • Lift Motor (1st Feed Tray) (M9), Lift Motor (2nd Feed Tray) (M10)
      • Paper Feed Sensor (S12) (S22) (IM C6000/5500/4500/3500/3000)
      • Transport Sensor (S13)(S23)
      • Upper Limit Sensor (S15) (S25)
      • Paper End Sensor (S14) (S24)
      • Registration Sensor (S16)
    • Bypass Tray Unit
      • Bypass Tray
      • Bypass Paper End Sensor (S6)
      • Bypass Pick-up Roller
      • Bypass Paper Feed Roller
      • Bypass Separation Roller/Torque Limiter
      • Bypass Width Sensor (S8)
      • Bypass Length Sensor (S7)
      • Bypass Table Calibration
      • Bypass Pick-up Solenoid
    • Duplex Unit
      • Duplex Unit
      • Bypass/Duplex Motor (M2)
      • Duplex Entrance Sensor (S5)
      • Duplex Exit Sensor (S3)
      • Duplex Guide Plate Open/Close Sensor (S4)
    • Electrical Components
      • Overview
        • Printed Circuits/Parts inside the Controller Box
        • Printed Circuits behind the Controller Box
        • Printed Circuit/Parts inside the Power Box
        • Printed Circuits behind the Power Box
      • Controller Box Cover
      • BICU (PCB10)
        • Replacing the NVRAM (EEPROM) on the BICU
      • Controller Board (PCB11)
        • Replacing the NVRAM on the Controller Board
      • HDD (PCB12)
        • Adjustment after Replacement
      • Controller Box
      • Imaging IOB (PCB2)
      • HVP-TTS (PCB16)
      • PSU (AC Controller Board) (PCB9)
      • PSU (DC Power)
      • Power Supply Box
      • Paper Transport IOB (PCB1)
      • HVP-CB (PCB19)
        • HVP-CB with Bracket
      • Proximity Sensor Board (PCB18)
    • Fans/Filters
      • Exhaust Filter
        • Adjustment before Replacing the Exhaust Filter
        • Replacement
      • Deodorization Filter
      • Development Intake Fan (FAN6)
      • Ozone Exhaust Fan (FAN3)
      • Paper Exit Cooling Fan (FAN7)
      • Fusing Exhaust Fan (FAN1)
      • Drive Cooling Fan (FAN9) (IM C6000/C5500/C4500 Only)
      • Main Exhaust Fan (FAN8) (IM C6000/C5500/C4500 Only)
      • Toner Supply Cooling Fan (FAN5)
      • PSU Cooling Fan (FAN2)
      • Controller Box Cooling Fan (FAN4)
    • Image Adjustment
      • Auto Color Calibration
      • Adjusting the Tone of the Printed Image
      • Adjustment by Changing the Printer Driver Setting
        • Opening the Printer Driver's "Color Balance Details" Window
        • Color Balance Details Window
        • Adjusting the Tone in the "Color Balance Details" Window
        • Adjustment Examples
      • Adjustment by Changing the Machine’s Profile Setting
        • Procedure to Change the Profile Setting
        • Patterns and Tendency of the Tone for Each Profile
      • Printer Gamma Correction
      • Color Registration
        • Check the Occurrence of Color Registration Errors
        • Judgment for Type of Color Registration Error
    • Adjustment after Replacement
      • Image Adjustment After Replacing Parts
      • Image Position Adjustment
      • Scanning Adjustment
      • ADF Image Adjustment
  • Troubleshooting
    • Self-Diagnostic Mode
      • SC Automatic Reboot
      • HDD-related Messages
    • Service Call Conditions
      • Summary
        • SC Logging
      • List of Automatic Reboot Target SC
        • Engine SC
        • Controller SC
      • SC Code Classification
    • SC100 (Engine: Scanning)
    • SC200 (Engine: Image Writing)
    • SC300 (Engine: Charge, Development)
    • SC400 (Engine: Around the Drum)
    • SC500
      • Engine: Paper transport 1 (Paper Feed, Duplex, Transport)
      • Engine: Fusing
        • Fusing Sleeve (Center) Error (SC54*-**)
        • Fusing Sleeve (Edge) Error (SC55*-**)
        • Pressure Roller Thermistor (Center) Error (SC56*-**)
        • Pressure Roller Thermistor (Edge) Error (SC57*-**)
        • Pressure Roller Thermistor (Full-Bleed Edge) Error (SC58*-**)
    • SC600
      • SC600 (Engine: Communication and Others)
      • SC600 (Controller)
    • SC700 (Engine: Peripherals)
    • SC800 (Controller)
    • SC900
      • SC900 (Engine: Others)
      • SC900 (Controller)
    • Troubleshooting for SC Errors
      • When SC285-02 (MUSIC Error) is displayed
        • Cause:
        • Solution:
      • When SC285-03 (Insufficient MUSIC patterns) is Displayed
      • When SC370 (TM (ID) sensor calibration error) is Displayed
        • Cause:
        • Solution:
        • Recovery Check Procedure
        • Adjustment after Recovery
      • When SC371 (TM/ID Sensor Output Error: Background Output (Regular Reflection)) is Displayed
        • Cause:
        • Solution:
        • Recovery Check Procedure
      • When SC375 (TM/ID sensor output error, belt damage detected) is Displayed
        • Cause:
        • Solution:
        • Recovery Check Procedure
      • When SC501, SC502, SC503, or SC504 (Paper Tray Lift/Descent Error) is Displayed
      • When SC549 (Shield Operation Error Detection) is Displayed
        • Troubleshooting Flowchart
        • Fusing Shield Check
        • Solution
      • When SC670 (Engine start up error) is displayed
      • When SC672 (Controller start up error) is displayed
        • Overview
        • Flowchart for Identifying the Cause of the Problem
        • Solutions
    • Jam Detection
      • Jam Display
      • Clearing a Paper Jam
      • Paper Jam History
        • How to Check the Jam History
        • Paper Jam Display
      • Jam Codes and Display Codes
      • Paper Size Code
      • Sensor Locations
    • Troubleshooting for Transport/Paper Feeding of the Machine
      • Curled Paper
      • Initial Jam
        • Initial Jam: Cause Code 001 / Location Code A
        • Initial Jam: Cause Code 001 / Location Code B
        • Initial Jam: Cause Code 001 / Location Code C
        • Initial Jam: Cause Code 001 / Location Code Z
      • Jam
        • 1st Feed Tray No Feeding: Late Jam : Cause Code 003
        • 2nd Feed Tray No Feeding: Late Jam : Cause Code 004
        • Transport Sensor (1st Feed Tray) (S13) : Late Jam : Cause Code 011
        • Transport Sensor (2nd Feed Tray) (S23): Late Jam : Cause Code 012
        • Registration Sensor (S16): Late Jam : Cause Code 017
        • Fusing Entrance Sensor (S1): Late Jam : Cause Code 018
        • Paper Exit Sensor (S10): Late Jam : Cause Code 020
        • Transport Sensor (1st Feed Tray) (S13): Lag Jam : Cause Code 051
        • Transport Sensor (2nd Feed Tray) (S23): Lag Jam: Cause Code 052
        • Registration Sensor (S16): Lag Jam: Cause Code 057
        • Paper Exit Sensor (S10): Lag Jam: Cause Code 060
        • Reverse Sensor (S9): Late Jam: Cause Code 024
        • Reverse Sensor (S9): Lag Jam : Cause Code 064
        • Duplex Exit Sensor (S3): Late Jam: Cause Code 025
        • Duplex Exit Sensor (S3): Lag Jam: Cause Code 065
        • Duplex Entrance Sensor (S5): Late Jam: Cause Code 027
        • Duplex Entrance Sensor (S5): Lag Jam: Cause Code 067
        • Duplex No Feeding: Cause Code 009
        • Bypass Transport Sensor 1: Lag Jam: Cause Code 048
      • Display Error
        • "No paper in Tray 1" is displayed even when the paper is in
        • "No paper in Tray 2" is displayed even when the paper is in
        • "Tray 1 not set" is displayed even when the tray is set
        • "Tray 2 not set" is displayed even when the tray is set
        • Wrong paper size displayed on the operation panel
        • Does not Shift to Right Door Open Status
        • Cannot Detect Paper Full
        • Cannot Print as Paper Full Alert Cannot be Turned Off
      • Others
        • "Replace the waste toner bottle" is displayed even when it is clear that the waste toner bottle is not full
        • Waste toner bottle is never full
        • No waste toner bottle set is displayed on controller board even when it is clear that is set
        • Waste toner bottle is not detected even when it is set
        • PTR Open/Close LED (LED1) not lit & Paper Transfer Unit Open
        • Paper Transfer Unit Open/Close LED not lit
        • PTR Open/Close LED (LED1) always lit
    • Troubleshooting for Finishing Options
      • Side-to-side Registration Error (Finisher Registration Adjustment)
        • Booklet Finisher SR3290/Finisher SR3280
        • Booklet Finisher SR3270/Finisher SR3260
      • Stapling Misalignment of Some Sheets or Last Sheet (Booklet Finisher SR3290 / Finisher SR3280) （Booklet Finisher SR3290/Finisher SR3280）
      • Paper Stacking Error on Shift Tray (Booklet Finisher SR3270 / Finisher SR3260)
      • Finisher Jogger Problem (Booklet Finisher SR3270/Finisher SR3260)
      • Skew Adjustment for Saddle Stitching and Center Folding (Booklet Finisher SR3270)
      • Early Tray Full Detection Mylar for Internal Finisher SR3250
        • Pasting the Mylar
      • Paper Curl Problem for Internal Finisher SR3300
      • Maximum number of Sheets for Stapling and What Happens when the Job Has Too Many Pages
        • Specifications: Maximum Sheet Capability for Staple Jobs
        • Behavior: When the Number of Sheets Exceeds the Maximum Staple Capability
        • Select the Behavior when the Job Has More than the Maximum of Staple Capability with SP5199
    • Electrical Component Defects
      • Fuses
    • Vertical Streaks on Copies due to Scanning Problems
      • Overview
        • Converting the ARDF DF3110 to Contact Scanning
        • Converting the SPDF3100 to Contact Scanning
    • Image Quality Problems
      • Misrecognition of Auto Color Selection When Scanning Originals
      • Misrecognition of Auto Color Selection (Copy/Scanner)
        • Error Condition
        • Cause
        • Countermeasure
      • Failure to Reproduce Colored Text During Color Copying
      • Flowchart for Identifying Unit Causing Image Quality Degradation
      • Scale-Like Density Fluctuation
    • Other Troubleshooting
      • When Fluorescent/ LED Lamps Flicker
      • When Abnormal Noise Occurs
        • Operation Check Procedures of the Toner Supply Motor/Toner Bottle Drive Motor
        • Procedure of Checking Abnormal Noise of Drive Unit (Peripheral Fusing)
      • Error Message ”Replacement of the control panel is now necessary” is Displayed and SC843-02 Occurs
      • Error Message ”Invalid firmware is...” Appears after Turning Power ON
  • System Maintenance
    • SP Tables
    • Overview of Firmware Update
      • Difference from Previous Machine
      • Overview
      • Firmware Types
    • Firmware Update (Removable Media)
      • Overview
      • Media slot to use when updating
        • Using the SD card
        • Using the USB Flash Drive
      • Update Procedure
        • Preparation
        • Note for Update
        • Using the Slot on the Back of the Machine
        • Using the Slot on the Operation Panel (Immediate Update)
        • Using the Slot on the Operation Panel (Reserve)
      • Error Screens During Updating
    • Firmware Update (Smart Firmware Update)
      • Overview
      • Immediate Update
      • Update at the Next Visit (Reserve)
        • How to Set the Machine to Download Firmware Later (Reserve)
        • How to Check if the Firmware Downloaded with Reserve
        • How to Install Firmware Downloaded with Reserve
    • Firmware Update (Remote Firmware Update)
      • RFU Performable Condition
    • Firmware Update (Auto Remote Firmware Update)
      • Overview
      • Downloading and Updating Process
        • Downloads the Latest Package
        • ARFU Update Determination
        • Update Process
      • Related SP
    • Updating JavaVM
      • Overview
      • Deactivating SDK Applications and Removing the VM Card
        • Operation from Operation Panel
        • Operation from Web Image Monitor
      • Updating JavaVM and Inserting the VM Card
      • Activating SDK Applications
    • NVRAM Data Upload/Download
      • Uploading Content of NVRAM to an SD card
      • Downloading an SD Card to NVRAM
    • Address Book Upload/Download
      • Information List
      • Download
      • Upload
    • Capturing the Device Logs
      • Overview
        • Security of the Operation Log
      • Retrieving the Device Logs via Operation Panel
        • Procedure for Retrieving the Device Log with SD Card
      • Retrieving the Device Logs via Web Image Monitor
    • SMC List Card Save Function
      • Overview
        • SMC List Card Save
      • Procedure
      • File Names of the Saved SMC Lists
      • Error Messages
    • UP/SP Data Import/Export
      • UP Data Import/Export
        • Data that can be imported and exported
        • Data that cannot be imported or exported
        • Exporting Device Information
        • Importing Device Information
      • SP Data Import/Export
        • Data that can be imported and exported
        • Exporting Device Information
        • Importing Device Information
      • Possible solutions for import/export problems
    • Card Save Function
      • Overview
        • Card Save:
      • Procedure
      • Error Messages
    • Test Pattern Printing
  • Detailed Descriptions
    • Product Overview
      • Component Layout
      • Paper Path
      • Drive Layout
    • Component Layout
      • Scanner Unit
      • Laser Exposure Unit
      • Image Transfer Unit
      • PCDU
      • Toner Supply / Waste Toner Bottle
      • Paper Feed Unit
      • Duplex Unit
      • Bypass Unit
      • Fusing Unit
      • Paper Transfer / Paper Exit
      • Air Flow
      • Drive Unit
      • Board / Switch
    • Scanner
      • Changes from the Previous Models
      • Overview
        • Reading System
        • Scanner
      • Mechanism
        • Scanner Drive
        • Operation Flowchart
        • Scanner Carriage Storage Control
        • Document Size Detection
        • Improved Tolerance to Black Lines when Paper Passes through ARDF/SPDF
        • Difference between Non-contact Transport and Contact Transport in DF Scanning
        • Anti-Condensation Heater
    • Image Processing
      • Changes from the Previous Machine
      • Mechanism
        • SBU
        • BICU
    • Laser Unit
      • Changes from the Previous Models
      • Overview
        • Parts Construction
      • Mechanism
        • LD Drive Board (PCB14) (PCB15)
        • LD Safety Switch
        • Line Scanning Mechanism
    • Auto Image Adjustment (Image Density / Color Calibration)
      • Changes from the Previous Models
      • Mechanism
        • Sensor Construction
      • Process Control (Image Density Control)
        • Outline
        • Result Code for Executing Process Control
        • The Process Control Flow
        • Electrified Potential / Development Bias, Vref Correction
        • LD Power Control
        • Toner Supply Control
        • Developer Initial Setting
      • MUSIC (Automatic Color Registration Correction)
        • Correction Timing
        • Executing MUSIC Manually
        • [Color Registration] in Settings (SP2-111-004: mode d)
        • MUSIC Error Judgment
      • Real Time Process Control
      • IBACC
      • SP Descriptions
    • PCDU (Photo Conductor and Development Unit)
      • Changes from the Previous Models
      • Overview
      • Mechanism (PCU)
        • Drum Drive
        • Charge
        • Drum Cleaning
      • Mechanism (Development)
        • Development System
        • Parts Construction
        • Agitation System
        • TD sensor (S37)(S38)(S39)(S40)
        • Inner Pressure Adjustment Filter
        • Development Drive
        • Development Bias
    • Toner Supply
      • Changes from the Previous Machine
      • Overview
      • Mechanism
        • Toner Supply (Toner Bottle - Sub-hopper)
        • Toner Bottle ID Chip and ID Chip ContactBoard
        • Toner Supply (Sub-hopper - Development Unit)
        • Drive
        • Toner Near End/End Detection
        • SP Descriptions
    • Waste Toner
      • Changes from the Previous Models
      • Overview
      • Mechanism
        • Waste Toner Bottle Set Detection
        • Waste Toner Drive
        • Waste Toner Recovery Path (PCU/Image Transfer Unit)
        • Waste Toner Bottle Full Detection
    • Image Transfer and Paper Transfer
      • Changes from the Previous Models
      • Overview
        • Image Transfer Unit
        • Paper Transfer Unit
      • Image Transfer Unit Mechanism
        • Drive Mechanism
        • Transfer Bias
        • ITB Contact and Release
        • Image Transfer Belt Drive Control
        • Image Transfer Order
      • Image Transfer Belt Cleaning Mechanism
      • Paper Transfer Unit Mechanism
        • Paper Transfer Mechanism
        • PTR (Paper Transfer Roller) Drive
        • PTR (Paper Transfer Roller) Contact and Separation
        • Separation
        • TM/ID sensor
    • Paper Feed / Transport
      • Changes from the Previous Models
        • Bypass Tray Assist Function
        • Bypass Tray Paper Size Detection System
        • Switching On/Off the Bypass Pick-Up Solenoid
        • Paper Feed Unit / Paper Feed Tray
        • Paper Jam Detection
      • Overview
      • Feed / Transport
        • Tray Base Plate Lift
        • Paper Feed Mechanism
        • Paper Feed Transport Mechanism
        • Paper Size Detection (1st Paper Tray)
        • Paper Size Detection (2nd Paper Tray)
        • Remaining Paper Detection
        • Paper End Detection
        • Paper Supply Drive
        • Paper Dust Removal Mechanism
        • Tray Draw-in Mechanism
      • Bypass Feed
        • Bypass Feed Paper/Separation Mechanism
        • Bypass Feed Paper Size Detection
        • Bypass Feed Paper End Detection
        • Bypass Paper Feeder Drive
      • Duplex
        • Transport Inversion Mechanism
        • Duplex Drive
        • Interleave Mechanism
      • Paper Exit Unit
        • Delivery Location Change-over
        • Paper Exit Full Detection/Paper Exit Jam Detection
      • Drive/Sensor Layout
        • Transport Roller Drive Source
        • Gate/Pick-up arm Drive Source
        • Inter-roller Transport Path
        • Sensor Position
        • Paper Exit Driven Roller and Paper Support Guide
        • Removing Wrinkling in the Tray
    • Fusing
      • Changes from the Previous Models
      • Overview
      • Mechanism
        • Fusing System
        • Temperature Control (IM C6000/C5500/C4500)
        • Temperature Control (IM C3500/C3000/C2500/C2000)
        • Fusing Drive
        • Pressure Release Mechanism
        • Fusing Temperature Control
        • CPM down control
        • Curl Correction Mechanism
    • Electrical Parts
      • Changes from the Previous Models
      • Block Diagram
      • Board Outline
      • Paper Tray Dehumidifier Heaters and Scanner/PCDU Anti-condensation Heaters
        • Circuit Configuration
    • Exterior Cover/Air Flows (Fan Control)
      • Changes from the Previous Models
      • Overview
        • IM C6000/C5500/C4500
        • IM C3500/C3000/C2500/C2000
      • Mechanism
        • Cooling of PSU
        • Cooling of Toner Supply Parts
        • Cooling of PCDU Parts
        • Cooling of Fusing Parts
        • Cooling of Actuator
        • Cooling in Controller Box
        • Control when Temperature Rises in the Machine
    • Energy Save
      • Energy Saver Modes
        • Setting Items that are Related to Energy Saving
        • Recovery Time/Reduced Electrical Consumption
      • Power States of this Machine
      • Verification of Up Time for each Energy Saving State
      • Checking the Up time by Device State
      • Recommendation
    • New Functions
      • PS3/PDF Direct Emulation (Clone PS)
        • Overview
        • How to Distinguish Adobe PS from Clone PS
        • Difference in Device Fonts
        • Differences in Driver Functions
      • Bypass Tray Assist Function
      • Web Help Support
      • Displaying an Alert When the Ethernet Cable is Broken or Disconnected
      • "RemoteConnect Support" and "Remote Panel Operation"
      • Copy: Shiny Materials Mode
    • Other Functions
      • Proximity Sensor
        • Overview
        • Sensor Operation
        • Operation Modes
        • UP Setting
        • Related SC Codes
        • Related SP Code
      • 10 Second Recovery from Sleep Mode
        • Improving the Print Start Time under Low Temperature, Low Humidity, or at Low Voltage
        • Improving the Throughput at the Start of Printing, under Low Temperature, or at Low Voltage
  • Smart Operation Panel G2.5
    • Replacement and Adjustment
      • LCD
      • Microphone
      • Wi-Fi Module
      • Speaker
      • Main Controller Board
      • NFC Board
    • Mechanism
      • System Components
        • Hardware Specifications
        • Software Specifications
        • Communication Specifications
      • Panel Components/Screen Layout
        • Components of the Control Panel
        • Panel Display
      • Electrical Components
        • Touch Panel
      • Controlling the Power Supply
        • Exiting Energy Saving Modes
        • Screen Startup Mode
        • Shutdown Functions
    • System Maintenance
      • Maintenance Modes
      • Login to/Logout from Control Panel Service Mode
        • Login
        • Login Status Indicator
        • Logout
        • When Entry to Service Mode Is Prohibited by the Administrator
      • Service Mode Menu
        • Wireless & Networks
        • Device
        • Personal
        • System
      • Panel Self Check
        • LED Check
        • Key Check
        • LCD Check
        • TouchPanel Calibration
        • Bluetooth Check
        • Speaker Check
        • TouchPanel Check
        • Wireless LAN Check
        • MultiTouch Calibration
        • eMMC Erasure Count
      • Recovery Mode
      • Special Key Combinations
      • Backup/Restore for Smart Operation Panel Application/Settings Function
        • Overview
        • Backup
        • Restore
      • Software Update
        • Updating the Smart Operation Panel
        • Installation/Update from a Media
        • Installation/Update from the eDC Server
        • Application Site
    • Troubleshooting
      • Problems and Errors Related to Hardware
      • Errors Related to Applications
      • Factory Reset and Restoration
        • Factory Reset
      • Errors that occur during application update from an SD card
        • Error Messages
        • Error Codes
      • Errors that occur during update from the eDC Server
      • Other Troubleshooting
        • Operation Panel Unit