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Servicing

Customer Engineers

Reference Material for Maintenance

Warnings, Cautions, Notes

Before You Begin

Safety

About the Display for Options

Difference between Service Technician and TCRU

About this manual

Relation between Print Mode and Settings

Print Mode

Applied Setting Items for Custom Paper Setting

Transfer

Fusing

SC Table Key

Service Call Codes

Service Call Conditions

SC Logging

Service Call 101-195

SC100 (Engine: Scanning)

Service Call 202-286

SC200 (Engine: Image Writing)

Service Call 300-398

SC300 (Engine: Charge, Development)

Service Call 400-498

SC400 (Engine: Around the Drum)

Service Call 501-595

SC500 (Engine: Paper transport 1: Paper Feed, Duplex, and Transport)

Service Call 600-672 (Controller)

SC632 to SC653, SC670 to SC672

Service Call 620-689 (Engine)

SC600 (Engine: Communication and Others)

Service Call 700-740

SC700 (Engine: Peripherals)

ADF

Finisher/ Booklet Finisher

Multi-Folding Unit

High Capacity Stacker

Trimmer Unit

Cover Interposer Tray

Service Call 750-790

SC700 (Engine: Peripherals)

Perfect Binder

Ring Binder

Vacuum Feed LCIT

RPIP Interface Box

Service Call 816-899

SC816 to SC899

Service Call 900-998 (Controller)

SC900 to SC998

Service Call 995 (Engine)

SC995 (Engine: Others)

Jam Detection

Jam Displays

Jam Removal

Printer Engine Jam History

How to check

Display

Jam Code Descriptions

ADF

Main Machine+A3 LCIT

Vacuum Feed LCIT

Vacuum Feed LCIT (2nd)

Vacuum Feed LCIT (3rd)

Cover Interposer

Finisher/Booklet Finisher

Multi-Folding Unit

High Capacity Stacker 1 (Upstream)

High Capacity Stacker 2 (Downstream)

Trimmer Unit

Ring Binder

Perfect Binder

Buffer Pass Unit

RPIP Interface Box

Others

Main Machine Paper Transport Problems

J032 Appears

Cause

Solution

J033 Appears (Paper Weight 7)

Cause

Solution

J033/J082 Appears (Small size paper, Metallic Paper, and Paper Weight 7 or larger)

Cause

Solution

Frequent Paper Misfeeds

J080 Appears (Paper Delay in Specific Papers)

Cause

Solution

J099 Appears (Main Machine Tray)

Wrong Detection of Double Feeding 1

Cleaning the Double-Feed Sensor 1(LED) and Double-Feed Sensor 2 (Receptor)

Wrong Detection of Double Feeding 2

Cause

Solution

Paper Skew

Cause

Solution

Adjusting the Registration Gate Position

J097 Appears (Skew Detection)

Cause

Solution

J098 Appears (Shift Over)

Cause

Solution

Cleaning the CIS

Efficient SP for Paper Jam Analyzing

Fan on Optional Buffer Pass Unit Generates Noise

Solution

White Spots Due to Paper Dusts

Cause

Solution

Cleaning the Transfer Unit

Cleaning the Paper Tray Unit of Main Machine

Cleaning the LCIT (RT5090) Paper Tray

Cleaning the Paper Feed Unit of Vacuum Feed LCIT (RT5100)

Cleaning the Bridge Unit

Cleaning the Paper Feed Unit of the Multi Bypass Tray (BY5010)

Roller Marks on Paper Edges (Merge)

Cause

Solution

Cleaning the Optional Buffer Pass Unit

Cleaning the Duplex Guide Plate

Disturbed Images, Scratches, Streaks, Waves and Creases (Line Speed Fine-tuning)

Cause

Solution (1)

Solution (2: Custom Paper Settings)

Solution (3: Service Only)

Cleaning the Exit Unit Entrance Roller

Cleaning the Cooling Belt

Cleaning the Paper Exit Relay Roller

Cleaning the Paper Exit Roller

Cleaning the Paper Exit Inverter Roller

Scratches, Streaks, Waves or Creases (Decurl Unit Line Speed Adjustment)

Cause

Solution

Roller Marks by Paper Exit Inverter Roller

Cause

Solution

Roller Marks on Coated Paper (after Continuous Large-volume Printing)

Cause

Solution

Waves on Short-Grained Paper

Cause

Solution

Fusing Jam When Printing with High Coverage (J033/J034/J083)

Cause

Solution

Jams Related to insufficient Separation on Thin Paper

Cause

Solution

Jams Related to Duplex/Invert in Short Grain and Thickest Paper

Cause

Solution

Roller Marks on Buffer Pass Unit

Cause

Solution

Paper Feed Problems (Input Tray)

A3LCIT /Bypass Tray /Cover Interposer Tray

No Feeding (Common)

No Feeding (Envelope)

No Feeding 1

No Feeding 2

Attaching the Tab Sheet Holder (A3 LCIT)

Cleaning the Paper Feed Path

Cleaning the Paper Feed Path in the A3 LCIT (Trays 3-5)

Cleaning the Paper Feed Path in the Multi Bypass Tray (Tray 6)

Cleaning the Paper Feed Rollers and Paper Feed Belt in the Cover Interposer

No Feeding 3

Adjusting the Upper Limit Position (A3 LCIT)

No Feeding 4

Adjusting the Upper Limit Position (Bypass Tray)

No Feeding 4 (Cover Interposer Tray)

Double Feeding 1

Double Feeding 2

J099 Appears (Vacuum Feed LCIT)

Double Feeding

J430, 431,445, 446, 460, or 461 Appears

No Feeding

Attaching the Tab Sheet Holder (Vacuum Feed A3 LCIT)

Finishing Problems

Finisher/Booklet Finisher

Large Paper Not Stacked Properly

When bundle to be bound is poorly aligned

Trailing Edge of Stapled Sheets Close to the Paper Exit

Leading edge 4mm pitch edges getting dirty

Paper edges get dirty caused by dirt of paper transfer rollers

Only the Cover Is Discharged During Saddle Stitching (JAM129)

Thin, Coated Paper Eject Error (Stapled Sheets)

Multi-Folding Unit

Folded Sheets Are Not Stacked Properly

Z-Folding Is Not Performed Correctly

Matte Paper Scratched During Folding

Folds Soiled by Multi-Sheet Folding

Edges of Letter Fold Bent

Poor Folding

Folding Deviation

High Capacity Stacker

Delivered Sheets Are Severely Curled

Delivered Sheets Are Not Aligned

Premature Detection of Full When Paper Discharged to Shift Tray

Marks Left by the Paper Holder

Prevent Loosening of Screws to the Cart's Handle

Ring Binder

Ring Binder Recognition: SC756-48

Others

Curling

Solution

Improving Throughput

Improving Metallic Paper Productivity

Cause

Solution

Reducing the Waiting Time

Cause

Solution

Improving Fusing Capability

Cause

Solution

Improving Productivity when Loading the Different Types/Thicknesses of paper

Cause

Solution

Detailed Procedures of SC Occur

Recovering SC591-00

Recovering SC499-03, Preventive Maintenance of Intermediate Transfer Scale

Intermediate Transfer Belt: How to Clean the ITB Speed Feedback Sensor

After cleaning the ITB Speed Feedback Sensor

SC441: ITB Drive Motor Error Measure Flow

Recovering from SC756-48

Image Index

Large classification: Lines/Streaks

Middle classification: Streaks

Middle classification: Bands

Large classification: Spots

Middle classification: Spots

Large classification: Full page

Middle classification: Unprinted

Middle classification: Unevenness

Middle classification: Dirtied printouts

Middle classification: Disturbed image

Middle classification: Scratches

Middle classification: Shifted image

Others

Streaks

Horizontal Black Streaks (Image Edge)

Cause

Solution

Horizontal White Streaks

Cause

Solution

Whiter at the Trailing Edge

Cause

Solution

Vertical Black Streaks

Cause

Solution

Vertical Black (color) Streaks (1)

Cause

Solution

Vertical Black (color) Streaks (2)

Cause

Solution

Vertical Black (color) Streaks (3)

Cause

Solution

Vertical White Streaks (1)

Cause

Solution

Vertical White Streaks (2)

Cause

Solution

Glossy Lines at the Edge of the Paper

Cause

Solution

Vertical Gloss Streaks

Cause

Solution

Vertical Streaks when Feeding Thick (360 g/m²) Paper: Vacuum Feed LCIT

Cause

Solution (Customer Engineer only)

Bands

Vertical White Bands

Cause

Solution (Customer Engineer only)

Banding (General)

Solution

Banding (63 mm intervals)

Cause

Solution

Banding (189 mm intervals)

Cause

Solution

Spots

Black (color) Spots (1)

Cause

Solution

Black (color) Spots (2)

Cause

Solution

White Spots/Toner Blasting

Cause

Solution

Blister-like White Spots

Cause

Solution

Medaka (White Spots)

Cause

Solution

Patchy Image at the Leading Edge

Cause

Solution

Unprinted

Fainter Leading Edge

Solution

Fainter Trailing Edge

Cause

Solution

Unprinted: When Using a Transparent Film

Cause

Solution

Unprinted: Around Clear-toner Images

Cause

Solution

Worm Holes: Text or Edge of an Image

Cause

Solution

Worm Holes: When Using the Clear Toner

Cause

Solution

Uneven Density

Low Image Density of Black Area

Cause

Solution

Horizontal White Streaks: Around Black Text

Cause

Solution 1

Solution 2

Uneven Density between Left and Right of an Image: 40 mm Interval

Solution

Uneven density: 63 mm Interval

Solution

Uneven Density: 189 mm Interval (1)

Solution

Uneven Density: 189 mm Interval (2)

Cause

Solution 1

Solution 2 (Customer Engineer only)

Uneven Density within 90 mm of the Trailing Edge

Solution

Uneven Density (Textured Paper)

Cause

Solution

Mottling

Cause

Solution

Worm Track

Cause

Solution

Envelopes: Creases, Wavy Streaks

Cause

Solution

Blurred Image: Around a Clear Image

Cause

Solution

Residual Image: Negative Ghost

Cause

Solution

Residual Gloss (Gloss Ghost)

Cause

Solution

Residual Gloss (Gloss Ghost): Multiple

Cause

Solution

Uneven Gloss: Partly

Solution

Uneven Gloss: Wavy

Cause

Solution 1

Solution 2

Uneven Gloss: Side 2

Solution

Uneven Gloss: Thick Paper

Solution

Dirtied Printouts

Dirty Background

Solution 1

Solution 2

Toner Scattering: Lines

Solution

Trade-off of the ITB guide plate

Toner Scattering: Trailing Edge

Solution

Removing the Guide Plate

Trade-off of the ITB guide plate

Toner Scattering: Around a Solid Fill Image

Stained Paper Edges

Solution (Adjusting the fusing temperature)

Solution (Process Speed Adjustment)

Disturbed Image

Skew

Scratches, Others

Matte Paper Scratched During Folding

Cause

Solution

Insufficient Gloss: Clear Image

Cause

Solution

Milky Transparency

Solution

Operating Procedure for Color Calibration

Shortening the Leading/Trailing Edge Margins

Adjusting the Image Position

Adjusting the Image Position on Side 1

Adjusting the Image Position on Side 2 in Alignment with Side 1 (Registration to Align Front and Back Images Using Template)

TCRU Procedures: Preparations

TCRU Procedures: Printing and Measuring the Template

TCRU Procedures: Entering the Value

TCRU Procedures: Checking the Adjustment Results

TCRU Procedures: Further Reducing the Off-Registration for Side 1 and Side 2

TCRU Procedures: Cases for which it is Necessary to Reconfirm Front/Back Register (Recommended)

Service Technician Procedures: Front and Back Registration Adjustment by Using NICE (Copier Model Only)

Adjusting the Image Position on Side 2

Life Prediction of Developer

Capturing the Engine Debug Log

Overview

Procedures for Capturing the Engine Debug Log via the Capturing Log Function

Procedures for Capturing the Engine Debug Log via the Service Slot Board

Procedures for Capturing the Engine Debug Log via the Debug Cable

Capturing the TDCU Log

Capturing Other Logs

Fuses

PSU2

PSU3

PSU4

PSU5

AC Drive

NRYF