Ricoh PRO C9100 User manual

Operating Instructions
Troubleshooting: TCRU/ORU
For safe and correct use, be sure to read the Safety Information in "Read This First" before using the machine.

TABLE OF CONTENTS
Introduction......................................................................................................................................................... 6
How to Read This Manual................................................................................................................................. 7
Symbols...........................................................................................................................................................7
Disclaimer........................................................................................................................................................7
Notes...............................................................................................................................................................7
1. Before You Begin
About This Manual............................................................................................................................................. 9
Names of Components....................................................................................................................................10
About the Display for Options.........................................................................................................................11
Before You Change a Setting..........................................................................................................................12
About Printing Surfaces....................................................................................................................................13
Note about Vertical and Horizontal Directions............................................................................................. 15
2. Troubleshooting Service Call Problems (SC Codes)
What Are SC Codes?...................................................................................................................................... 17
If an SC Code Appears:..............................................................................................................................17
3. Specifying and Checking Paper Settings
Adjusting Paper Settings.................................................................................................................................. 19
Paper Setting Flowchart.............................................................................................................................. 19
Improving Fusibility...................................................................................................................................... 19
Improving Transferability.............................................................................................................................21
Improving Paper Deliverability................................................................................................................... 21
4. Troubleshooting Image Quality Problems
Image Index......................................................................................................................................................23
Large Classification: Lines/Streaks.............................................................................................................23
Large classification: Spots........................................................................................................................... 27
Large classification: Full page.....................................................................................................................29
5. Image Quality Problem: Lines
Streaks...............................................................................................................................................................41
Vertical Black Streaks (1)............................................................................................................................ 41
Vertical Black Streaks (2)............................................................................................................................ 42
Vertical White Streaks................................................................................................................................. 43
Horizontal Streaks: When Using Thick Paper (1)......................................................................................44
Horizontal Streaks: When Using Thick Paper (2)......................................................................................46
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Horizontal Streaks: When Using Thick Paper (3)......................................................................................46
Glossy Lines at the Edge of the Paper........................................................................................................ 48
Oblique Wavy Streaks................................................................................................................................48
Streaks like defect imagery Appear on the Paper Surface...................................................................... 50
Bands.................................................................................................................................................................51
Vertical Black Bands....................................................................................................................................51
Vertical White Bands................................................................................................................................... 51
Horizontal Streaks at the Area within 20 mm (0.8 inches) from the Leading Edge............................... 52
6. Image Quality Problem: Spots
Spots..................................................................................................................................................................57
Black (color) Spots (1).................................................................................................................................57
Black (color) Spots (2).................................................................................................................................58
White Spots/Toner Blasting........................................................................................................................60
Medaka (White Spots)................................................................................................................................62
7. Image Quality Problem: Full Page
Unprinted.......................................................................................................................................................... 65
Fainter Trailing Edge....................................................................................................................................65
Faint Printing................................................................................................................................................. 66
Colorless Spots.............................................................................................................................................67
Uneven Density.................................................................................................................................................68
Uneven Image Density................................................................................................................................ 68
Density Fluctuation at the Leading Edge (When Using Thick Paper).......................................................70
Density Fluctuation at the Trailing Edge (When Using Thick Paper)........................................................73
Low Image Density.......................................................................................................................................75
Higher Density at the Leading Edge...........................................................................................................77
Uneven Density within 107 mm (4.2 inches) of the Trailing Edge...........................................................78
White Spots on a Textured Surface............................................................................................................79
Mottling.........................................................................................................................................................81
Uneven Gloss...............................................................................................................................................82
Uneven Gloss: Wavy...................................................................................................................................84
Uneven Gloss: Foggy.................................................................................................................................. 85
Uneven Gloss: Thick Paper......................................................................................................................... 86
Uneven Gloss: Orange Peel....................................................................................................................... 87
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Uneven Glossiness due to Cooling............................................................................................................ 88
Dirtied Printouts.................................................................................................................................................90
Toner Scattering: Trailing Edge...................................................................................................................90
Toner Scattering: Around a Solid Fill Image..............................................................................................92
Stained When Duplex Printing is Performed..............................................................................................92
Paper Edges are Stained.............................................................................................................................93
Others................................................................................................................................................................95
Creases, Worm Track (Wavy Streaks), or Bends Appear....................................................................... 95
8. Troubleshooting Paper Delivery Problems
The Jam Code Appears................................................................................................................................... 99
If (J038) Appears.........................................................................................................................................99
If (J040/J042/J090) Appears............................................................................................................... 100
If (J048) Appears...................................................................................................................................... 100
If (J086) Appears...................................................................................................................................... 101
If (J097) Appears...................................................................................................................................... 102
If (J098) Appears...................................................................................................................................... 103
If (J430/J431/J445/J446/J460/J461) Appears............................................................................. 105
Troubleshooting Paper Delivery Problems...................................................................................................107
Paper Skew................................................................................................................................................107
Wrong Detection of Skew........................................................................................................................ 108
Double Feeding......................................................................................................................................... 109
Paper Misfeeding...................................................................................................................................... 110
Other Paper Delivery Problems................................................................................................................112
Cleaning the Paper Feed Path...................................................................................................................... 113
Cleaning Paper Trays................................................................................................................................114
Cleaning the Paper Feed Path for Paper Tray 1.....................................................................................115
Cleaning the Paper Feed Path in the Drawer..........................................................................................116
Cleaning the Paper Feed Path in the Multi Bypass Tray........................................................................ 121
Cleaning the Paper Feed Rollers and Paper Feed Belt in the Interposer.............................................. 123
9. Post-Processing Option Troubleshooting
Finisher............................................................................................................................................................125
Delivered Sheets Are Not Stacked Properly...........................................................................................125
Large Delivered Sheets Are Not Stacked Properly................................................................................ 126
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Trailing Edge of Stapled Sheets Close to the Paper Exit........................................................................ 128
Sheets Cannot Be Stapled Properly.........................................................................................................129
Paper Edges Are Stained (1)....................................................................................................................130
Paper Edges Are Stained (2)....................................................................................................................131
Paper Edges Are Stained (3)....................................................................................................................131
When Z-folded Paper is Punched, Jam Code J125 Appears............................................................... 132
Jam code J122 appears when envelopes are delivered.......................................................................133
Multi-Folding Unit.......................................................................................................................................... 134
Inaccurate Folding (Folding Deviation)...................................................................................................134
Folding Deviation...................................................................................................................................... 135
Folds Stained by Multi-sheet Folding.......................................................................................................139
Edges of Letter Fold Bent...........................................................................................................................141
Z-Folding is Not Performed Properly.......................................................................................................142
Folded Sheets Are Not Stacked Properly................................................................................................143
Ring Binding................................................................................................................................................... 145
SC756-48 Appears..................................................................................................................................145
High Capacity Stacker.................................................................................................................................. 146
Delivered Sheets Are Severely Curled.................................................................................................... 146
Delivered Sheets Are Not Aligned...........................................................................................................148
The Machine Wrongly Detects That the Tray Is Full............................................................................... 151
The Paper Press Leaves an Impression on the Paper..............................................................................152
Paper Pressed Down Insufficiently........................................................................................................... 152
Sheets Becoming Misaligned When the Paper Cart Is Pulled Out........................................................153
10. Improving Throughput
Reducing the Waiting Time Prior to Printing................................................................................................ 155
Improving Throughput when Continuously Printing on Paper of Different Types or Thicknesses............ 156
Improving Throughput when Continuously Performing Black and White and Color Printing................. 157
11. Advanced Instructions
Operating Procedure for Color Calibration................................................................................................159
Shortening the Leading/Trailing Edge Margins......................................................................................... 161
Adjusting the Image Position of the Either Side of the Paper......................................................................162
Adjusting the Image Position on Side 1...................................................................................................162
Adjusting the Image Position on Side 2...................................................................................................165
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Aligning the Image Position on Side 2 to That on Side 1 (Using a Template to Align the Image Position
on Side 1 and 2)....................................................................................................................................... 168
Prepunched Paper......................................................................................................................................... 176
Preprinted Paper............................................................................................................................................ 183
Envelopes....................................................................................................................................................... 184
Adjust Paper Curl...........................................................................................................................................186
Decurling Workflow..................................................................................................................................186
Decurling Examples...................................................................................................................................189
5

Introduction
This manual contains detailed instructions and notes on the operation and use of this machine. For your
safety and benefit, read this manual carefully before using the machine. Keep this manual in a handy
place for quick reference.
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How to Read This Manual
Symbols
This manual uses the following symbols:
Indicates points to pay attention to when using the machine, and explanations of likely causes of paper
misfeeds, damage to originals, or loss of data. Be sure to read these explanations.
Indicates supplementary explanations of the machine’s functions, and instructions on resolving user
errors.
This symbol is located at the end of sections. It indicates where you can find further relevant information.
[ ]
Indicates the names of keys on the machine's display or control panels.
Disclaimer
To the maximum extent permitted by applicable laws, in no event will the manufacturer be liable for any
damages whatsoever arising out of failures of this machine, losses of the registered data, or the use or
non-use of this product and operation manuals provided with it.
Make sure that you always copy or have backups of the data registered in this machine. Documents or
data might be erased due to your operational errors or malfunctions of the machine.
In no event will the manufacturer be responsible for any documents created by you using this machine or
any results from the data executed by you.
Notes
Contents of this manual are subject to change without prior notice.
The manufacturer shall not be responsible for any damage or expense that might result from the use of
parts other than genuine parts from the manufacturer with your office products.
For good output quality, the manufacturer recommends that you use genuine toner from the
manufacturer.
Some illustrations in this manual might be slightly different from the machine.
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Certain options might not be available in some countries. For details, please contact your local dealer.
Depending on which country you are in, certain units may be optional. For details, please contact your
local dealer.
Two kinds of size notation are employed in this manual.
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1. Before You Begin
About This Manual
If the machine will not print, does not print as expected, or exhibits any other problem, find the problem
in this manual and troubleshoot accordingly.
• Before you replace any unit:
• To prevent electrical shock, turn off the color controller on the machine control panel,
switch off the main power switch then the AC power switch, and then disconnect the
machine from the power supply.
• Allow the machine to cool for at least 30 minutes before replacing a part.
9

Names of Components
• Do not remove any covers or screws other than those explicitly mentioned in this manual. Inside
this machine are high voltage components that are an electric shock hazard. Contact your sales
or service representative if any of the machine's internal components require maintenance,
adjustment, or repair.
• Do not attempt to disassemble or modify this machine. Doing so risks burns and electric shock.
5
4
3
2
1
DFT046
1. Left drawer unit
2. Buffer pass unit
3. Charge unit
4. Development unit
• Photoconductor unit
• PCU cleaning unit
5. Right drawer unit
1. Before You Begin
10

About the Display for Options
This machine displays all of the adjustment items in the [Adjustment Settings for Skilled Operators] menu
and advanced settings for custom paper regardless of whether or not the items are for options. Note that
any modifications to the option settings do not take effect unless the applicable options are installed on
this machine.
• For details about the options available for this machine, see "Guide to Functions of the Machine's
Options", About This Machine.
About the Display for Options
11

Before You Change a Setting
• If the problem persists despite the setting being changed, restore the value you made a note of.
• Operating the machine with the changed setting may cause problems such as reduced print
quality.
• If the problem persists even though the setting has been changed, restore the value noted.
Operating the machine with the changed setting may cause problems, such as inferior printed
images.
1. Before You Begin
12

About Printing Surfaces
Side 1 is the surface of the paper printed during one-sided printing, or the surface of the first print during
duplex printing.
Side 2 is the surface of the paper printed after side 1 has been printed during duplex printing.
Single-sided printing: Printed side face down
DFP406
A. Side 1
B. Paper feed direction of Side 1
Single-sided printing: Printed side face up
DFP408
A. Side 1
B. Paper feed direction of Side 1
About Printing Surfaces
13

Duplex printing
DFP407
A. Side 1
B. Paper feed direction of Side 1
C. Side 2
D. Paper feed direction of Side 2
1. Before You Begin
14

Note about Vertical and Horizontal Directions
In this manual, with regard to the paper feed direction, the vertical and horizontal directions are as
shown below:
1
2
3
DFP311
1. Paper feed direction
2. Horizontal
3. Vertical
Note about Vertical and Horizontal Directions
15

1. Before You Begin
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2. Troubleshooting Service Call
Problems (SC Codes)
What Are SC Codes?
If an error occurs during operation, the machine displays an SC code ("SCnnn", where "nnn" is a three-
digit number). The machine stops and cannot be used when an SC code is displayed.
If an SC Code Appears:
1. Write down the SC number.
2. Turn off the main power switch.
3. Wait a few moments, then turn the machine on again.
In most cases, cycling the machine off and on will restore it to full operation.
4. If the SC code reappears, contact your service representative.
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2. Troubleshooting Service Call Problems (SC Codes)
18