Epson Logo
EM-C800/EP-C800 Service Manual Rev.G
Printer Logo
  • 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

# Structure/Operating Principle

Parts Names

Motor / Sensor / Clutch / Solenoid Specifications

Printhead

Carriage Mechanism

Paper Loading/Paper Feed Mechanism

Ink Supply Mechanism

Ink System Mechanism

Scanner / ADF Mechanism

Schematics (Block Diagrams) / Wiring Diagrams