# Revision History

March 4th, 2026

• Main Unit (Sensor)
  Image changed due to Pre-Printing Sensor location error

• Disassembly/Assembly : Added the Print head harness disassembly procedure
• Disassembly/Assembly : Added the Print head USB cable disassembly procedure

• Parts Name Conversion Table : Added he Print head harness and the Print head USB cable

• Installation Environment : Added product weight

• Added 100016 Home position detection failure
• Fixed fatal error number for WIP home position seek error from 034800 to 034803.

• Change Revision History order to descending

All

• Name Change

Head Shaft → Head Lock Shaft

Head Front Sensor → Pre-Head Paper Sensor

Head Rear Sensor → Post-Head Paper Sensor

Drive Motor → All Drive Motor

Resist Drive solenoid→Shutter Release Solenoid

Resist Clutch Rear→Resistration Roller Clutch

Right Door Inter-Lock Switch → Inter-Lock Switch

Face down output tray → Tray

Right Door open sensor → Right Cover Sensor

• Copy Specifications : Added number about Print Resolution

• Main Unit (Motor_Fan)

Correction of Element:

Cap Lifting Motor Assy: IS → Motion

APG Motor: Electric → Motion

Wiper Drive Motor: IS → Motion

Head Lifting Motor: ASF → Motion

Drive Motor: PF → Drive

Change Reversal Drive Motor type

Modified statement regarding fan

• Main Unit (Solenoid_Clutch_Encoder)

Correction of Element:

Cap Lifting Motor Assy: IS → Motion

PG Encoder: PF → Motion

Wiper Drive Motor: IS → Motion

Wiper Encoder: IS → Motion

Shutter Release Solenoid : PF → ASF

Duplex Paper Path Switching Solenoid :Duplex printing mechanism → EJ

Reversal Drive Motor Encoder: MP → Duplex printing mechanism

Name Change

Pickup Clutch→C1 Pickup Clutch

• Main Unit (Sensor)

Correction of Element:

PG HP Sensor: PF → Motion

Head APG Cam Touch Sensor 1: Head → Motion

Head APG Cam Touch Sensor 2: Head → Motion

Head HP Sensor: Head → Motion

HP Sensor, Wiper: IS → Motion

HP Sensor, Cap: IS → Motion

Font Cover Sensor: Electric → Main Unit

Right Cover Sensor: ASF → MP/DUP

Inter-Lock Switch: ASF → MP/DUP

Ink Leak Sensor 6: IS → Main Unit

Post-Reversing Paper Feed Sensor: ASF → DUP

Duplex Paper Feed Sensor: ASF → DUP

Temp./Humidity Sensor: Electric → Main Unit

Name Change

Head APG Cam Touch Sensor 1 → Head APG Cam Touch Sensor 1(Front)

Head APG Cam Touch Sensor 2 → Head APG Cam Touch Sensor 2(Rear)

• Pre-Head Paper Sensor: Modified link(Belt Unit → Anti Static Brush)
• Corrected the numbers to match the illustration : PW carriage HP detection sensor and the PW sensor.
• Tray Pre-Eject Sensor : Modified text regarding Function

• Ink System Mechanism : Modified a statement of Capping

• Paper Loading(ASF) / Paper Feeding(PF) / PaperEjection(EJ) Mechanism : Modified a text regarding Main Components (EJ) , Modified text regarding Anti Static Brush

• Authentication device stand installation procedure : Change Qty. regarding No.4 and No.5
• Main Unit Installation: Added a text regarding locations to avoid.

• Changed Setting range of Paper front and Paper back
• Changed Input range of Main scan and Sub scan
• Changed Input range of Main scan (Front/Back) and Sub scan (Front/Back)
• Changed Input range of Scaling offset (600dpi/300dpi)
• Check Pattern: Added a menu number of Blank Paper Feed (10 Sheet duplex)
• Side Registration Adjustment : Procedure update due to change in adjustment method

• Print Quality Problems : Changed text regarding Anti Static Brush , Changed text regarding Step2 in Ink Smear3
• PW(Paper Width) Sensor Dirt Error : Modified a text regarding Occurrence condition

• Head and cap transport parts cannot come off : Delete duplicated text

• Before / After Replacement Work: Correction of Element

Paper Feeding Mechanism : ASF → PF

Paper Loading : PF → ASF

• Precautions before Repair Work: Add the content.
• Belt Front Cover: Correct the screw length.
• EJ Unit Assy: Added assembly precautions.
• Front Inner Cover: Added note for cases where the wireless LAN unit is installed.
• Disassembly/Assembly : Modified title of Additional cassette unit , Change name of C1 paper size/Paper Width/Cassette Sensor
• Added a description regarding opening main board cover

• ISO15408: Corrected Statement

• Name Change

1 (To unify the AM series names)

Before：EJ Unit Lower Paper Path Assy

After：Post-Head Paper Guide Assy

2 (Revised to be consistent with the name in the User's Guide)

Before：MP Tray

After：Paper Tray

• When loading / installing
  Caster Table : Added
  Authentication device stand installation procedure: Added an image of the cable routing example for the authentication stand.
  OCR option installation procedure: Added a statement that FW update is required after installed part.

• Starting Service Support Mode：Fix the method for Start from the power OFF
• 30103 Print Related：Fix the name to "Head Related"
• 301030210/11　Head APG Cam Touch Sensor  Change the Default：TRUE→FALSE

• Special Setting Mode：Fix the method for Start from the power OFF

• Added error code：950008 / 950017 / 950039 / 950054

• ADF/SCN Unit: Added a statement that FW update is required after replacing parts.
  　　　　　　   Change the dsiassmbly procedure (Raise ADF/SCN Unit then remove the screws.)
• SCN Main Board Assy: Added a statement that FW update is required after replacing parts.
• ADF Main Board Assy: Added a statement that FW update is required after replacing parts.
• Ink System Unit: Added procedure for removing head joint.
• Main Board: Added a statement that FW update is required after replacing parts.
• MCU Board: Added a statement that FW update is required after replacing parts.
• C2 Additional Main Board: Added a statement that FW update is required after replacing parts.
• C3C4 Additional Main Board: Added a statement that FW update is required after replacing parts.
• Front Inner Cover: Addition of text regarding transplantation of transportation parts.
• C1 Cassette: Addition of text regarding transplantation of transportation parts.
• Right Door Unit: Addition of text regarding transplantation of transportation parts.
• Head Drive Motor: Added assembly precautions.
• Cap Lifting Motor Assy: Added assembly precautions.
• Cap Drive Motor Encoder: Added assembly precautions.
• Head Shaft: Image replacement due to design change.
• Remove the ink cartridge: Add the attachment of the supply port cap.

• Add ISO15408
• Add Parts Name Conversion List

• Product Summary : Modified the name of the optional cassettes

• Pre-delivery Works : Changed the photo of the transport parts
• Unpacking : Changed the photo of the transport parts
• Network settings: Changed the photo of the LAN cable insertion position

• 60108 Side Registration Adjustment
  Cassette paper guide position change procedure: typo correction
  Paper Tray paper guide position change procedure: typo correction
• 08 USB memory FW update
  advance preparation: typo correction

• Failure verification function/Failure distinction code : Added new code 60,61,62,63

• Disassembly/Assembly : Added links to the relevant pages for parts that require before / after replacement work
• Disassembly/Assembly : Changed the belt unit removal procedure
  (The procedure for removing the high voltage cable has been changed to before the Belt Attached Component Rear.)
• Disassembly/Assembly : Added notes to C1,C2,C3,C4 Pickup Roller
• Disassembly/Assembly : Added procedure and corrected the word for removing the ink system unit
  (Added procedure for removing the motion cover plate screw)
• Disassembly/Assembly : Corrected the number of screws for wiper unit

• Head ASP Packing Configuration / Bundled Items： Added and corrected the photo