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EM-C800/EP-C800 Service Manual Rev.G
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  • EM-C800/EP-C800 Service Manual Rev.G
    • Revision History
    • Introduction
      • Notice:
      • About This Manual
        • Product Descriptions
        • Structure/Operating Principles
        • Installation and Setup
        • Troubleshooting
        • Disassembly & Assembly
        • Service Support Mode
        • Adjustments & Additional Operations
        • Maintenance/Inspection
        • Appendix
      • PRECAUTIONS
      • Symbols Used in this Manual
  • Product Descriptions
    • Product Descriptions
    • Printer Specifications
      • Printer Specifications
      • Supported Paper
      • Printing Specifications
      • Copying Specifications (EM-C800 Series only)
      • ADF Specifications (EM-C800 Series only)
      • Scanner Specifications (EM-C800 Series only)
      • Network Specifications/Fax Specifications
        • Network Specifications
        • FAX Specifications (EM-C800 Series only)
    • Consumables Information
    • Option Specifications
  • Structure/Operating Principle
    • Parts Names
      • EM-C800 Series
      • EP-C800 Series
    • Motor / Sensor / Clutch / Solenoid Specifications
      • Printer Main Unit
        • Motors and solenoids
        • Ink detection and cover detection system sensors
        • Encoder sensors and PW sensor
        • Paper feed and conveyance system sensors and other sensors
      • Optional Paper Cassette
        • Motors and sensors
      • Scanner
        • Motors and sensors
      • ADF
        • Motors and sensors
    • Printhead
      • Head angular mecha adjustment
    • Carriage Mechanism
      • Shifting PG (APG Mechanism)
      • APG Lever actions
      • PG type
    • Paper Loading/Paper Feed Mechanism
      • Paper Loading/Feed Path
      • Detail of Paper Loading/Feed Mechanism
    • Ink Supply Mechanism
      • Operating principles
      • Ink leak detection function
    • Ink System Mechanism
      • Operation Principle
    • Scanner / ADF Mechanism
      • Scanner Mechanism
      • ADF mechanism
    • Schematics (Block Diagrams) / Wiring Diagrams
      • Block Wiring Diagram
      • Connection Diagram
        • Housing related
        • ADF/SCN related
        • Ink supply related
        • Ink System related
        • Carriage related
        • Paper feed related
        • Electric circuit component related
        • Options
  • Installation and Settings
    • Overview of Introduction and Installation
      • Installation Workflow
      • Checks Before Installation
        • Dimensions when installing the printer
        • Installation Space
        • Checks Before Installation
    • Installation Procedure
      • Checking Items Included in Package
      • Removing Packaging Material and Protection Tape
        • CR fixing tape
      • Additional Cassette Unit Installation
      • Authentication device stand installation procedure
        • Bundled Items
        • Installation Procedure
      • Firmware Update
        • What to do when firmware update fails
      • Ink Information Display Setting
        • 106 INK Rest Disp Change
        • 107 INK Low Disp Change
      • Main Unit Settings
        • Setting the date and time
        • Initial Ink Filling
        • Network Setting
          • Printer IP address settings
          • How to set a static IP address
          • IP Address Setting Using DHCP
          • Setting wireless LAN
          • Wired LAN Setting
          • Setting the services cooperated
        • Fax Settings
      • Printing/operation checks
        • Nozzle check print
        • Copy function check
          • Operation check of ADF Unit
          • Operation check of Scanner Unit
  • Troubleshooting 
    • Overview
    • Troubleshooting Workflow
    • List of Errors/Problems
      • Troubleshooting Errors with Error Indication
        • Normal Errors
          • Paper jam error
            • Detail of paper jam occurrence factor
          • Not feeding error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Stack collapsed error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • No paper error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Cassette not installed error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Cassette failure error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Cover open error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Ink cartridge detection error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
          • Maintenance box recognition error
            • Error name
            • Error occurrence condition
            • Trouble related parts and causes
            • Troubleshooting
        • Fatal Errors
          • ADF/SCN error
            • ADF PID excess speed detection (error code: 100001)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ADF PID reverse detection (error code: 100002)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ADF PID lock detection (error code: 100003)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ADF PID excess load (error code: 100005)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ADF PID driving time (error code: 100006)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Home position detection failure (Error code: 100016)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Contact detection distance exceeded (error code: 100017)
              • Cause
              • Suspected cause
              • Troubleshooting
            • MAIN-B connection Error (error code: 100048)
              • Cause
              • Suspected cause
              • Troubleshooting
            • MAIN-B Firmware version mismatch Error (error code: 100050)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Paper jam error (error code: 100054)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB PID excess speed detection (error code: 100065)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB PID reverse error (Error code: 100066)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB PID lock error (Error code: 100067)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB PID excess load error (Error code: 100069)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB PID driving time error (error code: 100070)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB BS+ excess speed error(error code: 100073)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB BS+ reverse error (Error code: 100074)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB BS+ lock error (Error code: 100075)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB BS+ excess load error (error code: 100077)
              • Cause
              • Suspected cause
              • Troubleshooting
            • FB BS+ driving time error (error code: 100078)
              • Cause
              • Suspected cause
              • Troubleshooting
          • CR error
            • CR PID driving time error (error code: 000020)
              • Suspected cause
              • Troubleshooting
            • CR PID excess load error (error code: 000021)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR PID excess speed error (error code: 000022)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR PID reverse error (error code: 000023)
              • Suspected cause
              • Troubleshooting
            • CR PID lock error (error code: 000024)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR PID speed fall error (error code: 000025)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR PID excess load error 2 (error code: 000027)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR load position driving time error (error code: 000030)
              • Suspected cause
              • Troubleshooting
            • CR load position excess load error (error code: 000031)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR load position excess speed error (error code: 000032)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CR load position reverse error (error code: 000033)
              • Cause
              • Suspected cause
              • Troubleshooting
          • PF error
            • PF PID driving time error (error code: 000040)
              • Suspected cause
              • Troubleshooting
            • PF PID excess load error (error code: 000041)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF PID excess speed error (error code: 000042)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF PID reverse error (error code: 000043)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF PID lock error (error code: 000044)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF load position driving time error (error code: 000050)
              • Suspected cause
              • Troubleshooting
            • PF load position excess load error (error code: 000051)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF load position excess speed error (error code: 000052)
              • Cause
              • Suspected cause
              • Troubleshooting
            • PF load position reverse error (error code: 000053)
              • Cause
              • Suspected cause
              • Troubleshooting
          • ASF error
            • ASF PID driving time error (error code: 000060)
              • Suspected cause
              • Troubleshooting
            • ASF PID excess load error (Error code: 000061)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF PID excess speed error (error code: 000062)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF PID reverse error (Error code: 000063)
              • Suspected cause
              • Troubleshooting
            • ASF PID lock error (Error code: 000064)
              • Suspected cause
              • Troubleshooting
            • ASF load position driving time error (error code: 000070)
              • Suspected cause
              • Troubleshooting
            • ASF load position excess load error (error code: 000071)
              • Suspected cause
              • Troubleshooting
            • ASF load position excess speed error (error code: 000072)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF load position reverse error (error code: 000073)
              • Suspected cause
              • Troubleshooting
          • Additional ASF error
            • 2nd ASF PID driving time error (error code: 000080)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF PID excess load error (Error code: 000081)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF PID excess speed error (error code: 000082)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF PID reverse error (Error code: 000083)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF PID lock error (Error code: 000084)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF load position driving time error (error code: 000090)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF load position excess load error (error code: 000091)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF load position excess speed error (error code: 000092)
              • Cause
              • Suspected cause
              • Troubleshooting
            • 2nd ASF load position reverse error (error code: 000093)
              • Suspected cause
              • Troubleshooting
            • ASF3 PID driving time error (error code: 000540)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 PID excess load error (Error code: 000541)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 PID excess speed error (error code: 000542)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 PID reverse error (Error code: 000543)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 PID lock error (Error code: 000544)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 load position driving time error (error code: 000550)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 load position excess load error (error code: 000551)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 load position excess speed error (error code: 000552)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF3 load position reverse error (error code: 000553)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 PID driving time error (error code: 000560)
              • Suspected cause
              • Troubleshooting
            • ASF4 PID excess load error (Error code: 000561)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 PID excess speed error (error code: 000562)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 PID reverse error (Error code: 000563)
              • Suspected cause
              • Troubleshooting
            • ASF4 PID lock error (Error code: 000564)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 load position driving time error (error code: 000570)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 load position excess load error (error code: 000571)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 load position excess speed error (error code: 000572)
              • Cause
              • Suspected cause
              • Troubleshooting
            • ASF4 load position reverse error (error code: 000573)
              • Suspected cause
              • Troubleshooting
          • IS error
            • IS PID driving time error (error code: 000100)
              • Cause
              • Suspected cause
              • Troubleshooting
            • IS PID excess load error (error code: 000101)
              • Cause
              • Suspected cause
              • Troubleshooting
            • IS PID excess speed error(error code: 000102)
              • Cause
              • Suspected cause
              • Troubleshooting
            • IS PID reverse error (error code: 000103)
              • Suspected cause
              • Troubleshooting
            • IS PID lock error (error code: 000104)
              • Cause
              • Suspected cause
              • Troubleshooting
            • IS load position driving time error (error code: 000110)
              • Suspected cause
              • Troubleshooting
            • IS load position excess load error (error code: 000111)
              • Suspected cause
              • Troubleshooting
            • IS load position excess speed error (error code: 000112)
              • Suspected cause
              • Troubleshooting
            • IS load position reverse error (error code: 000113)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Ink leak error (Error code: 034841)
              • Suspected cause
              • Troubleshooting
          • Additional LIFT error
            • LFT2 PID driving time error (error code: 000180)
              • Suspected cause
              • Troubleshooting
            • LFT2 PID excess load error (error code: 000181)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT2 PID excess speed error (error code: 000182)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT2 PID lock error (error code: 000184)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT3 PID driving time error (error code: 000200)
              • Suspected cause
              • Troubleshooting
            • LFT3 PID excess load error (error code: 000201)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT3 PID excess speed error (error code: 000202)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT3 PID lock error (error code: 000204)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT4 PID driving time error (error code: 000220)
              • Cause
              • Troubleshooting
            • LFT4 PID excess load error (error code: 000221)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT4 PID excess speed error (error code: 000222)
              • Cause
              • Suspected cause
              • Troubleshooting
            • LFT4 PID lock error (error code: 000224)
              • Cause
              • Suspected cause
              • Troubleshooting
          • Printhead electrical error
            • Head-Hot detect error (before printing) (error code: 031001)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Head-Hot detect error (after flushing) (error code: 031002)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Head temp error (error code: 031004)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Transistor temp error (error code: 031003)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Blowout of a fuse error (Head) (error code: 031006)
              • Cause
              • Suspected cause
              • Troubleshooting
            • VBS overvoltage error (error code: 031008)
              • Cause
              • Suspected cause
              • Troubleshooting
            • HCS error (error code: 031011)
              • Cause
              • Suspected cause
              • Troubleshooting
          • Additional cassette FW error
            • Extension over connection error (error code: 032001)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Incompatible expansion cassette connection error (error code: 032002)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Additional setting state error 1 (Error code: 032051)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Additional setting state error 2 (Error code: 032052)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition recovery mode error (error code: 032101)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 1 (Error code:032151)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 2 (Error code:032152)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 3 (Error code:032153)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 4 (Error code:032154)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 5 (Error code:032155)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 6 (Error code:032156)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 7 (Error code:032157)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 8 (Error code:032158)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 9 (Error code:032159)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 10 (Error code:032160)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 11 (Error code:032161)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Addition communication error 12 (Error code:032162)
              • Cause
              • Suspected cause
              • Troubleshooting
          • Emergency stop error caused by cover opening (Error code: 030004)
            • Cause
            • Suspected cause
          • CSIC error
            • CRCM access error (hardware failure) (Error code: 033006)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CRCM access error (hardware failure) (Error code: 033007)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CRCM access error (firmware failure) (Error code:033008)
              • Cause
              • Suspected cause
              • Troubleshooting
            • Special print impossible error (error code: 033009)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CSIC access error (hardware failure) (Error code: 033010)
              • Cause
              • Suspected cause
              • Troubleshooting
            • CSIC access error (hardware failure) (error code: 033011)
              • Cause
              • Suspected cause
              • Troubleshooting
          • Home position seek error (Error code: 034001)
            • Cause
            • Suspected cause
            • Troubleshooting
          • Motor runaway error (Error code: 034010)
            • Cause
            • Suspected cause
            • Troubleshooting
          • FW error
            • Error caused by other than printer device (Error code: 060001)
              • Cause
              • Suspected cause
              • Related parts
              • Troubleshooting
            • Driver mismatch error (Error code: 060002)
              • Cause
              • Suspected cause
              • Troubleshooting
          • Precautions for collecting the main unit log
        • Subtype code: Ink cartridge
        • Sub kind code: Maintenance Box
      • For problems without error indications
        • Feeding trouble
          • Double feeding
            • Symptom
            • Cause
            • Troubleshooting
          • Paper damaged or bent
            • Symptom
            • Cause
            • Troubleshooting
        • Printing/image quality trouble
          • Nozzles missing
            • Symptom
            • Cause
            • Troubleshooting
            • Nozzle missing state check matrix table
          • Ink Bleed
            • Symptom
            • Cause
            • Troubleshooting
          • White Or Black Bands
            • Symptom
            • Cause
            • Troubleshooting
          • Print Position Offset In CR Operation Direction
            • Symptom
            • Suspected cause
            • Troubleshooting
          • Print Position Offset In Feed Direction
            • Symptom
            • Suspected cause
            • Troubleshooting
          • Print Smudges
            • Symptom
            • Suspected cause
            • Troubleshooting
          • Blank printout (blank paper ejected)
            • Symptom
            • Suspected cause
            • Troubleshooting
          • Incorrect Colors
            • Symptom
            • Suspected cause
            • Troubleshooting
          • Lines not smooth and ruled-line deviation
            • Symptom
            • Suspected cause
            • Troubleshooting
        • ADF / Scanner Trouble
          • ADF / Scanner Trouble
            • Cause
            • Suspected cause
            • Troubleshooting
        • Other
          • Power Does Not Turn ON
            • Symptom
            • Suspected cause
            • Troubleshooting
        • Remedy of When The Check Pattern is not appropriate
          • Check Pattern Print (Plain)
          • Check Pattern Print (Matte)
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • Service Nozzle Check Pattern
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • CR・PF Pattern (PG1)
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • PF Pattern (PG1) 
            • Adjustment pattern
            • Checking target
            • Judgment method
          • PF Pattern (PG2) 
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • Rear ASF CR・PF Pattern (PG1)
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • CR・PF Pattern (Dup)
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
          • Gradation Pattern
            • Adjustment pattern
            • Checking target
            • Judgment method
            • Remedy
    • Failure Verification Function
      • Failure Verification Mode Starting Method
    • Fax Related Troubleshooting
      • Fax related troubleshooting
        • Fax Related Reports/Logs
          • FAX Communication Log
            • Print Procedure
            • Output Setting
            • Output Sample
            • Indications of destination number (in priority order)
            • Case example
          • Protocol trace
            • Print Procedure
            • Output Setting
            • Output Sample
            • Viewpoint of DIS(DTS)/DCS
            • DIS (DTC) Capability Bit Table
            • DCS Bit Assignment for Capabilities
            • How to read the Command / Response log
              • Commands/responses log_ Sample Example (Type = Sending)
            • Outline of the Command Response Log
          • Fax Function Check Report
            • Check Procedure
            • Output Sample
        • FAX Error Code
          • Overview
          • Telephone line based faxing
          • IP Faxing
        • FAX Service Parameter
          • Outline of setting change in FAX Maintenance Mode
          • Parameter changing procedure
          • FAX Service Parameter Table
        • Fax-related User Special Parameters
          • Emergency retrieval of received fax documents (FAX to PC)
            • Work procedure
          • Emergency Retrieval of Fax Received Originals (FAX to Memory)
            • Work procedure
        • Fax related troubleshooting
          • Fax troubleshooting basics
            • Troubleshooting basic step
            • Troubleshoot basic step details
          • Equipment information necessary for fax trouble report.
          • Troubleshooting by Fax Function Diagnosis
          • Troubleshooting from error codes
          • For IP faxing
    • Other Troubles
      • Removing the Ink Pack
      • Removing the Maintenance Box
      • Unlocking the CR Unit
        • CR Unlock (Service Support Mode)
        • CR Unlock (Hardware)
        • Unlocking the CR Unit (EM-C800 Series)
        • Unlocking the CR Unit (EP-C800 Series)
  • Repair and Adjustment 
    • Repair Work Overview
    • Precautions before Repair Work
      • Discharging The Stored Electricity
      • Parts You Should Beware Of During Repair
    • Recommended Tools
    • Disassembly Flowchart
      • EM-C800 Series Disassembly Flowchart
        • Exterior Housing/Covers
        • Ink Supply Mechanism
        • ADF/SCN Mechanism
        • Electric Circuit Components
        • Ink System Mechanism
        • Carriage Mechanism
        • Paper Feed Mechanism (1/2)
        • Paper Feed Mechanism (2/2)
        • Option
      • EP-C800 Series Disassembly Flowchart
        • Exterior Housing/Covers
        • Ink Supply Mechanism
        • Electric Circuit Components
        • Ink System Mechanism
        • Carriage Mechanism
        • Paper Feed Mechanism (1/2)
        • Paper Feed Mechanism (2/2)
        • Option
    • Parts Layout Diagrams
      • Exterior Housing/Covers
        • EM-C800 Series
        • EP-C800 Series
      • Ink Supply Mechanism
      • ADF/SCN Mechanism
      • Electric Circuit Components
      • Ink System Mechanism
      • Carriage Mechanism
      • Paper Feed Mechanism
      • Options
    • Disassembly/Assembly
      • Housing (EM-C800 Series)
        • Rear Top Cover
        • ASF Cover
        • Paper support
        • Housing Rear
        • Housing Left
        • Housing Right
        • Housing Top
        • ADF/SCN Open Sensor
      • Housing (EP-C800 Series)
        • Rear Back Cover
        • Housing ASF
        • Paper support
        • ASF Cover
        • Housing Rear
        • Front Cover
        • Housing Left
        • Housing Right
        • Housing Upper
        • Printer Cover Open Sensor
      • Ink Supply Mechanism
        • Ink Supply Unit Front Cover
        • Ink Pack Tray BK/Ink Pack Tray CL
        • Rear Lower Cover Assy
        • Ink Supply Unit (EM-C800 Series)
        • Ink Supply Unit (EP-C800 Series)
        • Foot (EM-C800 Series)
        • Foot (EP-C800 Series)
        • CRCM FFC (EM-C800 Series)
        • CRCM FFC (EP-C800 Series)
        • Ink Leak Sensor Assy (EM-C800 Series)
        • Ink Leak Sensor Assy (EP-C800 Series)
        • Temperature and Humidity Sensor (EM-C800 Series)
        • Temperature and Humidity Sensor (EP-C800 Series)
        • Ink Supply Unit Lower Housing Assy (EM-C800 Series)
        • Ink Supply Unit Lower Housing Assy (EP-C800 Series)
        • Ink Porous Pad, 2 (EM-C800 Series)
        • Ink Porous Pad, 2 (EP-C800 Series)
        • Lock Lever (EM-C800 Series)
        • Lock Lever (EP-C800 Series)
        • Ink Tube Guide Holder (EM-C800 Series)
        • Ink Tube Guide Holder (EP-C800 Series)
        • Ink Porous Pad, 3 (EM-C800 Series)
        • Ink Porous Pad, 3 (EP-C800 Series)
        • Decompression Pump (EM-C800 Series)
        • Decompression Pump (EP-C800 Series)
        • CRCM Board Assy (EM-C800 Series)
        • CRCM Board Assy (EP-C800 Series)
      • ADF/SCN Mechanism (EM-C800 Series only)
        • ADF/SCN Unit
        • ADF Cover Unit 
        • Hinge Assy (Left)
        • Hinge Assy (Right)
        • ADF Document Support 
        • ADF Front Cover 
        • Document Mat 
        • ADF LD Roller Spring 
        • Separation Pad 
        • Rear ADF Cover 
        • ADF LD Roller 
        • Separation Pad Spring 
      • Electric Circuit Components
        • Fax Assy
        • USB Interface Board
        • Wireless Lan Module (EM-C800 Series)
        • Wireless Lan Module (EP-C800 Series)
        • Relay Board Assy (EM-C800 Series)
        • Relay Board Assy (EP-C800 Series)
        • PDL Board (EM-C800 Series)
        • PDL Board (EP-C800 Series)
        • SD Memory (EM-C800 Series)
        • SD Memory (EP-C800 Series)
        • Speaker Assy
        • Panel Assy (EM-C800 Series)
        • Panel Assy (EP-C800 Series)
        • Relay Cable (Panel to Main) (EM-C800 Series)
        • Relay Cable (Panel to Main) (EP-C800 Series)
        • Numpad Board Assy
        • Main Board Assy (EM-C800 Series)
        • Main Board Assy (EP-C800 Series)
        • Power Supply Assy (EM-C800 Series)
        • Power Supply Assy (EP-C800 Series)
      • Ink System Mechanism
        • Maintenance Box Cover
        • Ink Porous Pad, 4
        • Maintenance Box Detection Sensor Assy (EM-C800 Series)
        • Maintenance Box Detection Sensor Assy (EP-C800 Series)
        • Ink System Unit (EM-C800 Series)
        • Ink System Unit (EP-C800 Series)
        • Ink Porous Pad, 1 (EM-C800 Series)
        • Ink Porous Pad, 1 (EP-C800 Series)
      • Carriage Mechanism
        • CR Scale Spring (EM-C800 Series)
        • CR Scale Spring (EP-C800 Series)
        • CR Scale (EM-C800 Series)
        • CR Scale (EP-C800 Series)
        • Bind Screw2.5 x 25 (w/washer) (EM-C800 Series)
        • Bind Screw2.5 x 25 (w/washer) (EP-C800 Series)
        • H.N.-1,2.5,F/ZN-3C (EM-C800 Series)
        • H.N.-1,2.5,F/ZN-3C (EP-C800 Series)
        • Bind Screw3 x 12 (w/washer) (EM-C800 Series)
        • Bind Screw3 x 12 (w/washer) (EP-C800 Series)
        • Ink Supply Tube Assy (EM-C800 Series)
        • Ink Supply Tube Assy (EP-C800 Series)
        • Head Screw Assy (EM-C800 Series)
        • Head Screw Assy (EP-C800 Series)
        • Printhead (EM-C800 Series)
        • Printhead (EP-C800 Series)
        • Head FFC Assy (EM-C800 Series)
        • Head FFC Assy (EP-C800 Series)
        • CR Driven Pulley Assy (EM-C800 Series)
        • CR Driven Pulley Assy (EP-C800 Series)
        • CR Motor Assy (EM-C800 Series)
        • CR Motor Assy (EP-C800 Series)
        • CR Unit (EM-C800 Series)
        • CR Unit (EP-C800 Series)
      • Paper Feed Mechanism
        • C1 Cassette
        • Stacker Assy
        • Rear Unit
        • C1 cassette feed roller
        • PF Encoder Board (EM-C800 Series)
        • PF Encoder Board (EP-C800 Series)
        • PF Scale (EM-C800 Series)
        • PF Scale (EP-C800 Series)
        • Star Wheel Unit (EM-C800 Series)
        • Star Wheel Unit (EP-C800 Series)
        • Rear ASF Unit (EM-C800 Series)
        • Rear ASF Unit (EP-C800 Series)
        • Rear ASF Solenoid (EM-C800 Series)
        • Rear ASF Solenoid (EP-C800 Series)
        • Rear ASF Paper Detection Sensor (EM-C800 Series)
        • Rear ASF Paper Detection Sensor (EP-C800 Series)
        • Rear Unit Detection Sensor (EM-C800 Series)
        • Rear Unit Detection Sensor (EP-C800 Series)
        • Feed sensor (EM-C800 Series)
        • Feed sensor (EP-C800 Series)
        • Feed Sensor Detection Lever (EM-C800 Series)
        • Feed Sensor Detection Lever (EP-C800 Series)
        • Feed Sensor Detection Lever Spring (EM-C800 Series)
        • Feed Sensor Detection Lever Spring (EP-C800 Series)
        • Cassette Detection Sensor (EM-C800 Series)
        • Cassette Detection Sensor (EP-C800 Series)
        • ASF Drive Gear Assy (EM-C800 Series)
        • ASF Drive Gear Assy (EP-C800 Series)
        • Cassette Paper Detection Sensor (EM-C800 Series)
        • Cassette Paper Detection Sensor (EP-C800 Series)
        • Paper Guide Upper Assy Spring (EM-C800 Series)
        • Paper Guide Upper Assy Spring (EP-C800 Series)
        • Paper Guide Upper Assy (EM-C800 Series)
        • Paper Guide Upper Assy (EP-C800 Series)
        • PE Lever Assy (EM-C800 Series)
        • PE Lever Assy (EP-C800 Series)
        • PE Sensor (EM-C800 Series)
        • PE Sensor (EP-C800 Series)
        • Drive Gear Shaft (EM-C800 Series)
        • Drive Gear Shaft (EP-C800 Series)
        • Drive Gear Assy (EM-C800 Series)
        • Drive Gear Assy (EP-C800 Series)
      • Options
        • Additional Cassette Feed Roller
        • E-ring (plastic)
        • One-way Gear
        • Lift Up Sector Gear 40T
        • Lift Up Gear 30T
        • Paper Feed Detector Lever
        • Torsion Spring 0.9
        • Vertical Feed Roller
        • Rear Lower Cover Assy
        • Optional Paper Cassette Rear Cover
        • Optional Paper Cassette Right Cover
        • Optional Paper Cassette Rear Cover Slider
        • Paper Guide Sub
        • Optional Paper Cassette Left Cover
        • Hopper Drive Assy
        • ASF Encoder Assy
        • Optional Paper Cassette Main Board Assy
        • Lift Motor
        • ASF Motor
        • Paper Cassette 2nd Assy
      • Direction Definitions
  • Service Support Mode
    • Starting Service Support Mode
      • Start from the power ON
      • Start from the power OFF
    • Menu List / Details
      • 01 Printer Status Information
        • 101 Status Information
        • 102 Service Status Sheet Print
        • 103 Counter Information
          • Menu list
          • Confirm and reset procedure
        • 104 Export Status Sheet Data
          • Status sheet to be saved
          • Data acquisition procedure
      • 02 Check Pattern Print
        • 201 Check Pattern 
          • 20101 Check Pattern Print (Plain)
          • 20102 Check Pattern Print (Matte)
          • 20103 Service Nozzle Check Pattern
          • 20104 CR・PF Pattern(PG1) 
            • Procedure
          • 20105 PF pattern (PG1) 
            • Procedure
          • 20107 PF pattern (PG2) 
            • Procedure
          • 20109 Rear ASF CR/PF pattern (PG1) 
            • Procedure
          • 20110 CR・PF Pattern (Dup) 
            • Procedure
          • 20112 Gradation Pattern
        • 202 Paper Feed Confirmation
        • 203 Paper Feed Confirmation (ADF)
      • 03 Failure Verification
        • 301 Failure Diagnostics Sequence
          • Menu list
        • 302 Main Unit
          • 30201 Motor
            • Menu list
            • Procedure
          • 30202 Sensor
            • Menu list
          • 30205 Others
            • Menu list
            • Procedure
            • 3020503 Ink Leakage Sensor
              • For new type Ink Supply Unit
              • For old type Ink Supply Unit
        • 303 Additional Cassette
          • 30301 Motor
            • Menu list
          • 30302 Sensor
            • Menu list
      • 04 Maintenance
        • 401 Head Cleaning
          • Menu list
      • 05 Adjustment for Replacement Parts
        • 501 Main Unit
          • 50101 Head & Ink Path
            • 5010101 Print Head
              • Print Head Before Parts Replacement
                • Procedure
              • Print Head After Parts Replacement
                • Procedure
            • 5010102 Ink Supply Unit
              • Ink Supply Unit Before Parts Replacement
                • Procedure
              • Ink Supply Unit After Parts Replacement
                • Procedure
            • 5010103 Ink System Unit
              • Ink System Unit Before Parts Replacement
                • Procedure
              • Ink System Unit After Parts Replacement
                • Procedure
            • 5010104 Head FFC
              • Head FFC Before Parts Replacement
                • Procedure
              • Head FFC After Parts Replacement
                • Procedure
            • 5010105 Ink Supply Tube Assy
              • Ink Supply Tube Assy Before Parts Replacement
                • Procedure
              • Ink Supply Tube Assy After Parts Replacement
                • Procedure
          • 50102 Paper Feed/Eject Parts
            • 5010201 Rear ASF Unit
              • Rear ASF Unit Before Parts Replacement
                • Procedure
              • Rear ASF Unit After Parts Replacement
                • Procedure
            • 5010202 C1 Pickup Roller
              • C1 Pickup Roller Before Parts Replacement
                • Procedure
              • C1 Pickup Roller After Parts Replacement
                • Procedure
            • 5010205 CR Unit
              • CR Unit Before Parts Replacement
                • Procedure
              • CR Unit After Parts Replacement
                • Procedure
            • 5010206 CR Motor Assy 
              • CR Motor Assy Before Parts Replacement 
                • Procedure
              • CR Motor Assy After Parts Replacement 
                • Procedure
            • 5010207 PE Lever Assy 
              • PE Lever Assy Before Parts Replacement 
                • Procedure
              • PE Lever Assy After Parts Replacement 
                • Procedure
            • 5010208 C1 Cassette
              • C1 Cassette Before Parts Replacement
                • Procedure
              • C1 Cassette After Parts Replacement
                • Procedure
            • 5010209 Star Wheel Assy
              • Star Wheel Assy Before Parts Replacement
                • Procedure
              • Star Wheel Assy After Parts Replacement
                • Procedure
            • 5010211 Drive Gear Assy
              • Drive Gear Assy Before Parts Replacement
                • Procedure
              • Drive Gear Assy After Parts Replacement
                • Procedure
            • 5010212 Rear Unit
              • Rear Unit Before Parts Replacement
                • Procedure
              • Rear Unit After Parts Replacement
                • Procedure
            • 5010213 CR Scale
              • CR Scale Before Parts Replacement
                • Procedure
              • CR Scale After Parts Replacement
                • Procedure
          • 50103 Electric Parts
            • 5010302 Temperature and Humidity Sensor
              • Temperature and Humidity Sensor Before Parts Replacement
                • Procedure
              • Temperature and Humidity Sensor After Parts Replacement
                • Procedure
            • 5010303 Ink Leakage Sensor 
              • Ink Leakage Sensor Before Parts Replacement 
                • Procedure
              • Ink Leakage Sensor After Parts Replacement 
                • Procedure
        • 502 Additional Cassette
          • 50201 Paper Feed Related Parts
            • 5020101 C2 Pickup Roller
              • C2 Pickup Roller Before Parts Replacement
                • Procedure
              • C2 Pickup Roller After Parts Replacement
                • Procedure
            • 5020102 C3 Pickup Roller
              • C3 Pickup Roller Before Parts Replacement
                • Procedure
              • C3 Pickup Roller After Parts Replacement
                • Procedure
            • 5020103 C4 Pickup Roller
              • C4 Pickup Roller Before Parts Replacement
                • Procedure
              • C4 Pickup Roller After Parts Replacement
                • Procedure
            • 5020104 C2 Cassette
              • C2 Cassette Before Parts Replacement
                • Procedure
              • C2 Cassette After Parts Replacement
            • 5020105 C3 Cassette
              • C3 Cassette Before Parts Replacement
                • Procedure
              • C3 Cassette After Parts Replacement
                • Procedure
            • 5020106 C4 Cassette
              • C4 Cassette Before Parts Replacement
                • Procedure
              • C4 Cassette After Parts Replacement
                • Procedure
        • 503 ADF/SCN
          • 50301 ADF / SCN Related Parts
            • 5030101 ADF/SCN Unit
              • ADF/SCN Unit Before Parts Replacement
                • Procedure
              • ADF/SCN Unit After Parts Replacement
                • Procedure
      • 06 Individual Adjustment
        • 601 Printer/Additional Cassette
          • 60101 CR Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60102 PF Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60103 C1 ASF Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60104 C2 ASF/ Lift Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60105 C3 ASF/ Lift Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60106 C4 ASF/ Lift Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60107 IS Motor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60108 Head ID Input
            • Overview
            • Required Tool
            • Procedure
          • 60109 Nozzle Noise Check
            • Overview
            • Required Tool
            • Procedure
          • 60110 Nozzle Rank Categorise
            • Overview
            • Required Tool
            • Procedure
          • 60111 Nozzle Detect Check
            • Overview
            • Required Tool
            • Procedure
          • 60115 Head Angular Adj. (H/W)
            • Overview
            • Required Tool
            • Procedure
          • 60116 Head Angular Adj. (S/W)
            • Overview
            • Required Tool
            • Procedure
          • 60118 PTS Acc./ Dec. Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60119 PTS Acc./ Dec. Adj. (Simple)
            • Overview
            • Required Tool
            • Procedure
          • 60120 Bi-D Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60121 Bi-D Adj. (Simple)
            • Overview
            • Required Tool
            • Procedure
          • 60122 Bi-D Band Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60123 Bi-D Band Adj. (Simple)
            • Overview
            • Required Tool
            • Procedure
          • 60124 PW Sensor Correction
            • Overview
            • Required Tool
            • Procedure
          • 60125 PW Sensor Initialize
            • Overview
            • Required Tool
            • Procedure
          • 60126 Cassette Print Position Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60127 Rear ASF Print Position Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60128 Cassette PE Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60129 Rear ASF PE Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60130 PF/ EJ Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60132 PF Band Feed Adj.
            • Overview
            • Required Tool
            • Procedure
          • 60133 PF Band Feed Adj. (Simple)
            • Overview
            • Required Tool
            • Procedure
          • 60141 Special Ink Charge
            • 6014101 Head Ink Charge
              • Overview
              • Required Tool
              • Procedure
            • 6014102 Initial Ink Charge
              • Overview
              • Required Tool
              • Procedure
          • 60142 Ink Discharge
            • 6014201 Head Ink Discharge
              • Overview
              • Required Tool
              • Procedure
            • 6014202 Supply Ink Discharge
              • Overview
              • Required Tool
              • Procedure
            • 6014203 Suction Pump Ink Discharge
              • Overview
              • Required Tool
              • Procedure
          • 60143 CR Unlock & Power OFF
            • Overview
            • Required Tool
            • Procedure
        • 602 ADF/SCN
          • 60201 Shading Calibration (Back)
            • Overview
            • Required Tool
            • Procedure
          • 60202 Density Calibration
            • Overview
            • Required Tool
            • Procedure
          • 60203 ADF Scanning Adj. (600dpi)
            • Overview
            • Required Tool
            • Procedure
          • 60204 ADF Scanning Adj. (300dpi)
            • Overview
            • Required Tool
            • Procedure
      • 07 Installation /Operation Check 
        • 707 Paper Feed/Print Quality Check
          • 70701 Paper feed confirmation
            • Procedure
          • 70702 Paper Feed Confirmation (ADF)
            • Procedure
          • 70703 Check Pattern Print (Plain)
            • Procedure
          • 70704 Check Pattern Print (Matte)
            • Procedure
          • 70705 Service Nozzle Check Pattern
            • Procedure
      • 08 USB Memory FW Update
        • Preparation
      • 09 Date Transfer Function
        • 901 Main Board Replacement
          • 90101 Data Backup
          • 90102 Data Restore
          • 90103 Data Delete
        • 902 Machine Swapping
          • 90201 Data Backup
          • 90202 Data Restore
          • 90203 Data Delete
      • 10 Acquire Debug Log
  • Adjustments & Additional Operations
    • List of Tools/Software/Consumables for Adjustments
      • Tools and Jigs
    • Adjustments and Check Items Purpose
      • Mechanical Adjustments and Inspections
    • Adjustments and Check Items Details
      • Mechanical Adjustments and Inspections
        • Check the PG
          • Tools
          • Flow of checking the PG
          • Preparing the thickness gauge
            • Application procedure of Teflon tape
          • Check the PG
          • Preparation for the PG adjustment
          • PG adjustment procedure
  • Maintenance and Inspections
    • Overview
    • Storing
    • Moving or Transporting the Printer
      • EM-C800 Series transport preparations
      • EP-C800 Series transport preparations
    • Life/Periodical Replacement Parts
    • Cleaning
      • Exterior Parts Such As Housing
      • Inside The Pinter
      • Rubber or plastic rollers in the paper feed mechanism such as LD Roller/Pickup Roller
      • Scanner Glass
      • Ink System Unit (Wiper and Cap)
        • Tools
        • Cleaning procedure
    • Lubrication
      • Lubrication points list
      • Lubrication 1
      • Lubrication 2
      • Lubrication 3
      • Lubrication 4
      • Lubrication 5
      • Lubrication 6
      • Lubrication 7
      • Lubrication 8
      • Lubrication 9
  • Appendix
    • Repair Work Time List (MTTR)
      • EP-C800 Series
      • EM-C800 Series
    • Panel Menu Map
      • EM-C800 Series
      • EP-C800 Series
    • List of parts for which the Adjustment for Replacement Parts menu is not available
    • Abbreviations List

# Remedy of When The Check Pattern is not appropriate

Check Pattern Print (Plain)

Check Pattern Print (Matte)

Service Nozzle Check Pattern

CR・PF Pattern (PG1)

PF Pattern (PG1) 

PF Pattern (PG2) 

Rear ASF CR・PF Pattern (PG1)

CR・PF Pattern (Dup)

Gradation Pattern