Ricoh PRO 8100S Operating Instructions Manual
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Ricoh PRO 8100S Operating Instructions Manual

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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.

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Summary of Contents for Ricoh PRO 8100S

  • Page 1: Operating Instructions

    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.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS Introduction.................................5 How to Read This Manual..........................6 Symbols................................6 Disclaimer................................6 Notes................................6 1. Before You Begin About This Manual.............................7 Guide to Components............................8 About the Display for Options...........................9 Before you change a setting..........................10 About Printing Surfaces............................11 2. Troubleshooting Service Call Problems (SC Codes) What Are SC Codes?............................13 If an SC code appears:..........................13 SC Code List..............................14...
  • Page 4 White Spots..............................33 Blister-like White Spots..........................34 Mottling.................................34 Density Problems..............................37 Uneven Image Density..........................37 Uneven Density from Top to Bottom......................40 Fainter Leading Edge...........................41 Fainter Trailing Edge............................42 Uneven Density within 90 mm (3.5 in.) of the Trailing Edge..............44 Periodic Density Fluctuation........................45 Entire Image Faint............................47 Color Is Too Dense............................48 Broken Thin Lines............................49 Blurred Images.............................50...
  • Page 5 Paper Misfeeding.............................72 Paper Feed Problems Affecting Image Quality....................74 The Image Is Positioned Incorrectly......................74 Image Scaling Error on the Side 1 of Paper....................75 Image Scaling Error on the Side 2 of Paper....................76 Paper Edges Are Soiled (1)........................77 Paper Edges Are Soiled (2)........................77 Paper Edges Are Soiled (3)........................79 Scratches, Streaks, or Vertical Creases Appear on the Image..............80 Decurling Results in Scratches, Streaks, or Creases..................81...
  • Page 6 6. Improving Throughput Reducing the Waiting Time Prior to Printing....................123 Improving Throughput When Printing on Coated Paper with a Thickness Equivalent to Paper Weight 7 or Higher................................124...

  • Page 7: Introduction

    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.

  • Page 8: How To Read This Manual

    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.

  • Page 9: Before You Begin

    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 printer controller on the machine control panel, switch off the operation power switch then the main power switch, and then disconnect the machine from the power supply.

  • Page 10: Guide To Components

    1. Before You Begin Guide to 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 and laser components that could cause blindness. Contact your sales or service representative if any of the machine's internal components require maintenance, adjustment, or repair.

  • Page 11: About The Display For Options

    About the Display for Options 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.

  • Page 12: Before You Change A Setting

    1. Before You Begin 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.

  • Page 13: About Printing Surfaces

    About Printing Surfaces 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.
  • Page 14 1. Before You Begin...

  • Page 15: Troubleshooting Service Call Problems (Sc Codes)

    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: Write down the SC number.

  • Page 16: Sc Code List

    2. Troubleshooting Service Call Problems (SC Codes) SC Code List This table contains a list of selected SC codes. If the SC code that is displayed on the control panel is listed in this table, carry out the recommended procedure. If the SC Code is not listed in this table, contact your service representative.

  • Page 17: Troubleshooting Image Quality Problems

    3. Troubleshooting Image Quality Problems Toner Spotting/Staining Paper Is Spotted with Toner Paper is soiled with toner spots of 0.5–1 mm (0.02–0.04 inches) in diameter. CEZ538 Cause: Toner fragments have slipped through the cleaning web, which cleans the pressure roller, and re- adhered to paper.

  • Page 18: Black Spots

    3. Troubleshooting Image Quality Problems Solution: Increasing the temperature when using thin paper with a thickness equivalent to Paper Weight 0 or 1 may cause paper curling, resulting in paper jams at the fusing unit. Carry out steps from Step 6 when using thin paper with a thickness equivalent to Paper Weight 0 or 1.

  • Page 19: Streaks (1)

    Toner Spotting/Staining 314 mm (12.4 in.) CZC307 Cause: The drum is scratched or stained. Solution: Detach the photoconductor unit and check the drum surface. Is the surface scratched? Replace the drum. Contact your service representative. If the problem persists, contact your service representative. •...
  • Page 20 3. Troubleshooting Image Quality Problems CZC346 Cause: • The charger is stained. • The cleaning unit for PCU has worn out. • The drum surface is scratched. Solution: Detach the charger and check its surface. Is the surface stained? Contact your service representative. Go to the next step.

  • Page 21: Streaks (2)

    Toner Spotting/Staining Streaks (2) Extended, blurred streaks parallel to the paper feed direction appear. The streaks also appear randomly in the margins. CWH401 Cause: If the temperature or humidity is low, remaining toner might be missed by the cleaning blade of the cleaning unit for intermediate transfer belt or transfer unit, causing streaks to appear sporadically.

  • Page 22: Two 13-Mm Long Vertical Streaks

    3. Troubleshooting Image Quality Problems CEZ542 Cause: If the toner contains small clumps, they disintegrate in the development unit, producing streaks. This problem may occur if the machine is left unattended for a long period or the toner bottle is kept out of its moisture-proof bag for a long period.
  • Page 23 Toner Spotting/Staining 50 mm (2.0 in.) 13 mm (0.5 in.) 67 mm (2.6 in.) 13 mm (0.5 in.) CZC313 Cause: The invert exit drive rollers or invert exit idle rollers in the drawer are soiled. This may occur if sheets are delivered face down after one-sided printing. Solution: Clean the rollers, sensors, and guide boards in the drawer.

  • Page 24: Two 14-Mm Wide Streaks

    3. Troubleshooting Image Quality Problems Pull down and open the cover D4. CZC301 Clean the rollers, sensors, and guide boards. For details about cleaning the parts, see page 85 "Cleaning the Paper Feed Path". CZC302 After cleaning, restore the machine so that it resumes operation. Two 14-mm Wide Streaks Two 14-mm wide streaks parallel to the paper feed direction appear.
  • Page 25 Toner Spotting/Staining Cause: The exit drive rollers, exit idle rollers, exit relay drive rollers, or exit relay idle rollers in the drawer are soiled. Solution: Clean the rollers, sensors, and guide boards in the drawer. Make sure that the system is turned off and the machine power cord is disconnected from the power source.

  • Page 26: Stained Paper Edges

    3. Troubleshooting Image Quality Problems CZC342 After cleaning, restore the machine so that it resumes operation. Stained Paper Edges Solution: If the paper edges are stained, carry out the procedure in page 57 "Insufficient Toner Fusing". Stained Background Random "powdered" dots appear, creating a dirty background. The background may be partially or completely stained.

  • Page 27: Ghosting

    Toner Spotting/Staining Partially stained background CEZ544 Cause: This may occur because of wearing of the developer, drum unit, or charger. Solution: If a message prompting replacement of a unit has appeared, replace the unit. In the [Machine: Image Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image Density] and execute [Image Density Adjustment: Manual Execute].

  • Page 28: Scratched Images And Stained Paper Edges

    3. Troubleshooting Image Quality Problems 314 mm (12.4 in.) CZC308 Cause: The image transfer current is transmitted to the drum, where a potential difference occurs between a developed area and non-developed area and causes the intended image to be reproduced. This may occur if: •...
  • Page 29 Toner Spotting/Staining CNT008 Cause: When a relatively stiff, thick paper is delivered, the entrance guide board for the transfer unit is warped toward the intermediate transfer belt due to the stiffness of the paper. The edge of the entrance guide board comes into contact with the toner on the belt to cause images to be scratched and paper edges to be soiled.

  • Page 30: Toner Scatter

    3. Troubleshooting Image Quality Problems Toner Scatter Toner Scatter (1) Toner is scattered around a solid-fill print. CEZ545 Cause: This may occur if printed at low temperature or humidity. • To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Registering a Custom Paper", Paper Settings Reference.

  • Page 31: Toner Scatter (2)

    Toner Scatter Repeat Steps 1 to 4. If the problem persists, contact your service representative. Toner Scatter (2) Parts of a line that is 5 mm (0.2 inches) or less from an image exhibit splatter. 5 mm (0.2 in.) CZC309 Cause: Air contained between images is compressed and blows off parts of a line.
  • Page 32 3. Troubleshooting Image Quality Problems a) Line splatter that is 15 mm (0.6 inches) or less from the leading edge Increase the leading edge margin to more than 15 mm (0.6 inches) using one of the following procedures: 1. Adjusting the shift image In [Advanced Settings] for the custom paper in use, specify [Adj Image Position of Side1 With Feed] for the side 1 of the paper and [Adj Image Position of Side2 With Feed] for the side 2.

  • Page 33: Toner Scatter (3)

    Toner Scatter Decrease the value by 1 in [Adjust Toner Adhesion]. 8. Print the image. Is the problem resolved? Yes Finished! Repeat Steps 5 to 7. If the problem persists even though you have decreased the value to the lower limit, contact your service representative. Toner Scatter (3) Parts of a line or character exhibit splatter.
  • Page 34 3. Troubleshooting Image Quality Problems Solution: In [Advanced Settings] for the custom paper in use, select [Image Transfer Current Setting]. Check the present value. Is it lower than 100 A? Carry out all of the following: (1) Increase the value by 5 A in [Image Transfer Current Setting]. (2) Set [Paper Transfer Current;...

  • Page 35: Color Loss

    Color Loss Color Loss White Spots White spots of 0.2–0.3 mm (0.008–0.01 inches) in diameter appear. CEZ549 Cause: This may occur if printed at low temperature or humidity. • To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Registering a Custom Paper", Paper Settings Reference.

  • Page 36: Blister-Like White Spots

    3. Troubleshooting Image Quality Problems Print the image. Is the problem resolved? Finished! Repeat Steps 1 to 4. If the problem persists, contact your service representative. Blister-like White Spots White spots 0.3–0.5 mm (0.01–0.02 inches) in diameter surrounded by denser spots (blister-like white spots) appear.
  • Page 37 Color Loss Normal Mottled Cause: The transfer electric field on the concave portion of paper is weakened to cause a decrease in transcription. This may occur if: • Using paper with a rough surface • Continuously printing an image that consumes little toner •...
  • Page 38 3. Troubleshooting Image Quality Problems Go to the next step. Print 100 full-page, solid-fill A4 or LT sheets. Is the problem resolved? Finished! Reload with new paper. Print the image. Is the problem resolved? Finished! Replace the paper with smoother paper. If the problem persists, contact your service representative.

  • Page 39: Density Problems

    Density Problems Density Problems Uneven Image Density The density is uneven. Solution: The solution depends on the type of unevenness. Carry out the appropriate procedure from those in the following table: (A) The density is uneven across the entire image. Affected area Solution The density from...
  • Page 40 3. Troubleshooting Image Quality Problems Affected area Solution The top and 1. In the [Machine: Image bottom are fainter Quality] group on the or denser. [Adjustment Settings for Skilled Operators] menu, select [Adjust Image cez554 Density] and execute [Image Density Adjustment: Manual Execute].
  • Page 41 Density Problems Affected area Solution The trailing edge 1. In the [Machine: Image is fainter. Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image cez556 Density] and execute [Image Density Adjustment: Manual Execute]. 2. If the problem persists, see page 42 "Fainter Trailing Edge".

  • Page 42: Uneven Density From Top To Bottom

    3. Troubleshooting Image Quality Problems (C) The density is uneven in the direction perpendicular to the paper feed direction at regular intervals. Affected area Solution Periodic vertical 1. In the [Machine: Image density fluctuation Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image CWH402...

  • Page 43: Fainter Leading Edge

    Density Problems Solution: In the [Machine: Image Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Density Difference Across Feed Direction]. Decreasing the value makes the area above the center denser and that below fainter. Increasing the value makes the area above the center fainter and that below denser. Turn off the power and the main power switch, and then turn the main power switch back The setting specified in step 1 will be in effect.

  • Page 44: Fainter Trailing Edge

    3. Troubleshooting Image Quality Problems Cause: At low temperature or when using thin coated paper, this may occur if the paper transfer current is insufficient. At high temperature, this may occur if the paper transfer current is excessive. • This solution only works when the thickness of the paper is equivalent to Paper Weight 4 or higher. Do not try this as a solution when using paper with a thickness equivalent to Paper Weight 3 or lower, as it may cause paper misfeeding.
  • Page 45 Density Problems CEZ563 Cause: This may occur because of insufficient or excessive paper transfer current when using paper weighing approximately 160 g/m (60 lb. Cover) or heavier at low temperature or humidity. • To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Registering a Custom Paper", Paper Settings Reference.

  • Page 46: Uneven Density Within 90 Mm (3.5 In.) Of The Trailing Edge

    3. Troubleshooting Image Quality Problems Decrease the scaling factor in the above setting by 10 percentage points. Print the image. Is the problem resolved? Finished! Decrease the scaling factor by 5 percentage points. Repeat Step 8. If the problem persists even though you have decreased the scaling factor by 50 percentage points, restore the value noted in Step 3 and contact your service representative.

  • Page 47: Periodic Density Fluctuation

    Density Problems Solution: The solution depends on whether the area within 90 mm (3.5 inches) of the trailing edge is denser or fainter. <If the area within 90 mm (3.5 inches) of the trailing edge is fainter> In [Advanced Settings] for the custom paper in use, check the present value in [Transfer Timing Roller Feed Speed Adj].
  • Page 48 3. Troubleshooting Image Quality Problems CWH407 Solution: Before you perform the solution procedure, make sure that the environmental conditions where you are using the machine meet those recommended for use. For details on the environmental conditions for use, see "Where to Put Your Machine", About This Machine. The solution depends on the interval.

  • Page 49: Entire Image Faint

    Density Problems Entire Image Faint The entire image is fainter than normal. CEZ585 Cause: This may occur if: • Continuously printing an image that consumes little toner • The machine has not been used for a long time • The machine is located somewhere very humid and has not been used for a while Solution: In the [Machine: Image Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image Density] and execute [Image Density Adjustment: Manual...

  • Page 50: Color Is Too Dense

    3. Troubleshooting Image Quality Problems Color Is Too Dense The entire image is denser than normal. CEZ568 Cause: This may occur if: • Continuously printing an image that consumes much toner • The machine has not been used for a long time •...

  • Page 51: Broken Thin Lines

    Density Problems Broken Thin Lines Thin lines (1 dot lines in 1200 dpi images) break. CEZ569 Cause: Oblique (approximately 45°) thin lines or thin lines printed in faint colors are likely to contain breaks. Solution: In the [Machine: Image Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image Density] and execute [Image Density Adjustment: Manual Execute].

  • Page 52: Blurred Images

    3. Troubleshooting Image Quality Problems Blurred Images Lens-shaped blurred images appear at 314 mm (12.4 inches) intervals. 314 mm (12.4 in.) 314 mm (12.4 in.) CZC310 Cause: If the machine is left unattended for a long period in an environment where temperature and humidity are high, corona products on the drum absorb moisture to prevent a buildup or removal of static electricity on the drum.
  • Page 53 Density Problems CNT003 Cause: This may occur if: • Continuously printing an image that consumes much toner • The machine has not been used for a long time • The machine is located somewhere very humid and has not been used for a while Solution: In the [Machine: Image Quality] group on the [Adjustment Settings for Skilled Operators] menu, select [Adjust Image Density] and execute [Image Density Adjustment: Manual...

  • Page 54: Afterimages

    3. Troubleshooting Image Quality Problems Afterimages An afterimage of the image printed just before the intended image appears. CZC311 Cause: This may occur when the image record on the intermediate transfer belt has largely changed. For example, this may occur when a solid-fill image is printed after vertical lines are printed continuously. A potential difference occurs between an image portion and non-image portion on the intermediate transfer belt as a result of continuous printing of vertical lines, causing the vertical lines to become obvious on the next solid-fill image.

  • Page 55: White Streaks

    Density Problems In [Advanced Settings] for the custom paper in use, perform adjustment as follows: • Side 1: Decrease the absolute value by 10 points in [Paper Transfer Current Setting: Side 1]. • Side 2: Decrease the absolute value by 10 points in [Paper Transfer Current Setting: Side 2]. Print the image.
  • Page 56 3. Troubleshooting Image Quality Problems Check the present value. Is it the upper limit? Go to Step 5. Go to the next step. Increase the value by 5 mm in [Paper Transfer Current; Trail Edge Dist]. Print the image. Is the problem resolved? Finished! Go to the next step.

  • Page 57: Gloss Problems

    Gloss Problems Gloss Problems Vertical Glossy Lines Glossy lines perpendicular to the paper feed direction appear. 251 mm 251 mm (10 inches) (10 inches) CEZ603 Cause: Glossy lines perpendicular to the paper feed direction may appear 251 mm (10 inches) from the boundary of the margin and the solid image (in the direction opposite to the paper feed direction).

  • Page 58: Insufficient Gloss

    3. Troubleshooting Image Quality Problems Print the image on twenty sheets. Do glossy lines appear on the tenth sheet and later sheets? Repeat Step 2 and 3. If the problem persists even though the setting has reached its minimum value, contact your service representative. If the problem is resolved, go to the next step.

  • Page 59: Fusing Problems

    Fusing Problems Fusing Problems Insufficient Toner Fusing This section explains how to resolve the problem of insufficient toner fusing on printed copies. • To adjust the following settings, pre-register the type of paper in use as a custom paper. For details about registering custom papers, see "Registering a Custom Paper", Paper Settings Reference.
  • Page 60 3. Troubleshooting Image Quality Problems Check the type of your machine. Is it Pro 8100S? Yes No further improvement is likely. Contact your service representative. Perform Procedure 2, "Changing the process speed". Procedure 2: Changing the process speed This procedure is available only for Pro 8120S and Pro 8110S.

  • Page 61: Troubleshooting Paper Delivery Problems

    4. Troubleshooting Paper Delivery Problems Frequent Paper Misfeeds Depending on the cause of the problem, do one of the following: Coated or another type of unsupported paper is loaded in the machine's tray. Load paper not supported by the machine's paper tray (Trays 1-3) in the wide LCT or another paper tray supporting the paper.
  • Page 62 4. Troubleshooting Paper Delivery Problems Sheets are curled or wavy. • Flatten curls and waviness before loading paper. • Turn the sheets the other way up or smooth the edges before loading. • Stacking too many sheets may cause the sheets on top to curl greatly. If this happens, reduce the number of stacked sheets.

  • Page 63: Messages Reporting Paper Misfeeds

    Messages Reporting Paper Misfeeds Messages Reporting Paper Misfeeds Paper misfeeds are reported by messages prefixed with problem codes. Resolve the problem according to the code. This section only lists the codes for problems that can be resolved by the user. If a problem code not listed in this section appears, contact your service representative.
  • Page 64 4. Troubleshooting Paper Delivery Problems Colored paper or transparencies are loaded in the paper tray. Paper edges may not have been detected correctly. Adjust the color paper edge detection. 1. In [Advanced Settings] for the custom paper in use, select [Color Paper Edge Detection Adjustment] and make a note of the present value.

  • Page 65: If (J050) Appears

    Messages Reporting Paper Misfeeds The skew detection level is too high. The skew detection level may be too high. Decrease the skew detection level. 1. In the [Machine: Paper Feed/ Output] group on the [Adjustment Settings for Skilled Operators] menu, increase the value in [Skew Detection Level]. Increase the value to reduce the detection level.
  • Page 66 4. Troubleshooting Paper Delivery Problems The paper size/orientation/type is not specified correctly. In tray paper settings, specify the size, orientation, and type of the paper in use. For details about tray paper settings, see "Changing Tray Paper Settings", Paper Settings Reference. Colored paper or transparencies are loaded in the paper tray.

  • Page 67: If (J080) Appears

    Messages Reporting Paper Misfeeds If (J080) Appears Cause: The paper feed is delayed. This may occur if slippery paper with a low paper-to-paper friction coefficient is used. Solution: In [Advanced Settings] for the custom paper in use, set [Regist Jam Detection with Feed Dir] to [Off].
  • Page 68 4. Troubleshooting Paper Delivery Problems For details about fanning the paper, see "Fanning the Paper", About This Machine. The edges of the sheets are rough. Turn the sheets the other way up or smooth the edges before loading the paper.

  • Page 69: Paper Skew

    Paper Skew Paper Skew Depending on the cause of the problem, do one of the following: The side fences in the paper tray are too far apart. If the side fences are too far apart, the paper may be skewed. Adjust the side fences to match the paper width.

  • Page 70: Wrong Detection Of Skew

    4. Troubleshooting Paper Delivery Problems Wrong Detection of Skew Depending on the cause of the problem, do one of the following: An envelope is used. If an envelope flap at the trailing edge is oblique, a skew may be wrongly detected when the envelope is transferred with its flap open.

  • Page 71: Double Feeding

    Double Feeding Double Feeding Depending on the cause of the problem, do one of the following: Is the paper feed roller covered with paper dust? Paper dust may decrease the traction of the paper feed roller and result in double feeding due to paper slippage or insufficient separation.
  • Page 72 4. Troubleshooting Paper Delivery Problems For details about attaching the tab sheet holder, see "About This Machine" supplied with the machine.

  • Page 73: Wrong Detection Of Double Feeding

    Wrong Detection of Double Feeding Wrong Detection of Double Feeding Depending on the cause of the problem, do one the following: Paper with high paper-to-paper adhesion is used. Paper with high paper-to-paper adhesion may be wrongly detected as double feeding. Disable the double feeding detection function.

  • Page 74: Paper Misfeeding

    4. Troubleshooting Paper Delivery Problems Paper Misfeeding Depending on the cause of the problem, do one of the following: Have you ruffled the paper properly? Not ruffling the paper properly may cause paper misfeeding. Remove the paper, ruffle it, and reload it. For details about ruffling paper, see "Fanning the Paper", About This Machine.
  • Page 75 Paper Misfeeding For details about cleaning the paper feed roller of the wide LCT, see page 85 "Cleaning the Paper Feed Path". An envelope is used. Depending on the type of envelope, air trapped inside may be squeezed out when the paper feed roller picks up the envelope and cause slippage leading to a misfeed.

  • Page 76: Paper Feed Problems Affecting Image Quality

    4. Troubleshooting Paper Delivery Problems Paper Feed Problems Affecting Image Quality The Image Is Positioned Incorrectly Original Output Paper feed direction CEZ523 Cause: Depending on the paper thickness, floppiness, edge roughness, and curl, the image may become mispositioned. Solution: Adjust the image position. <If custom paper is used>...

  • Page 77: Image Scaling Error On The Side 1 Of Paper

    Paper Feed Problems Affecting Image Quality <If custom paper is not used> In the [Machine: Image Position] group on the [Adjustment Settings for Skilled Operators] menu, adjust the image position. • To adjust the position horizontally, change the value in [Adjust Image Position With Feed Direction].

  • Page 78: Image Scaling Error On The Side 2 Of Paper

    4. Troubleshooting Paper Delivery Problems Print the image. Is the problem resolved? Finished! If the problem persists even though you have adjusted the setting to its maximum and minimum values, contact your service representative. Image Scaling Error on the Side 2 of Paper Original Output Side 1...

  • Page 79: Paper Edges Are Soiled (1)

    Paper Feed Problems Affecting Image Quality Paper Edges Are Soiled (1) 138 mm 138 mm (5.5 in.) (5.5 in.) CNT011 Cause: The exit rollers in the drawer are soiled. Solution: Clean the exit rollers in the drawer. For details about cleaning the exit rollers, see page 22 "Two 14-mm Wide Streaks". Paper Edges Are Soiled (2) CNT012 Cause:...
  • Page 80 4. Troubleshooting Paper Delivery Problems Solution: Carry out the following sequence of procedures. Terminate the sequence as soon as the problem is resolved. Procedure 1: Cleaning the antistatic brushes in the exit transport and inverter transport of the drawer Clean the antistatic brushes in the exit transport and inverter transport of the drawer with a blower brush.

  • Page 81: Paper Edges Are Soiled (3)

    Paper Feed Problems Affecting Image Quality Yes Go to the next step. Contact your service representative. 5. Is this setting essential? Yes Contact your service representative. Change the setting so that the sheets are delivered with their printed side facing down.

  • Page 82: Scratches, Streaks, Or Vertical Creases Appear On The Image

    4. Troubleshooting Paper Delivery Problems In the [Machine: Paper Feed/ Output] group on the [Adjustment Settings for Skilled Operators] menu, check the present degree of decurling (Off, Weak, or Strong) in [Adjust Paper Curl]. In [Advanced Settings] for the custom paper in use, adjust the paper feed speed of the decurler unit.

  • Page 83: Decurling Results In Scratches, Streaks, Or Creases

    Paper Feed Problems Affecting Image Quality Yes Finished! Keep decreasing the value by 0.1% until the problem is resolved. If the problem persists even though you have decreased the value by 1.0%, contact your service representative. <If scratches or streaks appear on the side 1 of the paper> You can lessen the problem by increasing the paper feed speed.
  • Page 84 4. Troubleshooting Paper Delivery Problems 2. In [Advanced Settings] for the custom paper in use, adjust the paper feed speed of the decurler unit. • If the degree of decurling is set to "Off", reduce the value in [Decurler Feed Speed Adj: Curl Adj Off] by 0.5%.

  • Page 85: The Leading/Trailing Edge Margin Is Long

    Paper Feed Problems Affecting Image Quality The Leading/Trailing Edge Margin Is Long Cause: In some custom paper presets, the leading/trailing edge margins are wide enough to prevent paper jams. Leading-edge margin Trailing-edge margin Paper feed direction CEZ586 Solution: Adjust the leading/trailing edge margins. In [Advanced Settings] for the custom paper in use, reduce the value by 0.5 mm in [Adjust Erase Margin of Leading Edge].
  • Page 86 4. Troubleshooting Paper Delivery Problems • Unsatisfactory fusing • Reduced glossiness • Smeared for halftone images on uncoated paper In [Advanced Settings] for the custom paper in use, select [Fusing Heat Roller Temperature Adj] and reduce the value by 5 °C. Print a full-page solid-fill image.

  • Page 87: Cleaning The Paper Feed Path

    Cleaning the Paper Feed Path Cleaning the Paper Feed Path Paper dust sticking to the paper transfer guide board, roller, paper feed roller, or sensor may cause white spots, paper jam, or double feeding. Clean the paper feed path from the paper tray to the paper exit in the drawer.

  • Page 88: Cleaning Paper Trays 1-3

    4. Troubleshooting Paper Delivery Problems CEZ306 Sensor Remove dust with a blower brush. CZC347 Antistatic Brush Remove dust with a blower brush. CZC351 Cleaning Paper Trays 1-3 Remove the paper tray.

  • Page 89: Cleaning The Paper Feed Path For Paper Trays 1-3

    Cleaning the Paper Feed Path Clean the sensor. CZC316 • For details about detaching and reattaching the parts, see the Replacement Guide. Cleaning the Paper Feed Path for Paper Trays 1-3 Open the front covers. CZC001 Pull down the lever A1. CZC317...
  • Page 90 4. Troubleshooting Paper Delivery Problems Pull up the plate. CZC318 Clean the rollers, sensors, and guide boards. CZC319 Pull down the plate. Pull up the lever A1. CZC320...

  • Page 91: Cleaning The Paper Feed Path In The Drawer

    Cleaning the Paper Feed Path Close the front covers. CZC006 Cleaning the Paper Feed Path in the Drawer Open the front covers. CZC001 Pull down the levers C1 and C2, and then pull the drawer out completely until it stops. CZC300...
  • Page 92 4. Troubleshooting Paper Delivery Problems Pull up and open the cover B6. CZC321 Clean the rollers while turning the knob B2. Clean the sensors and guide boards also. CZC322 Close the cover B6. CZC323...
  • Page 93 Cleaning the Paper Feed Path Clean the rollers and sensors. CZC324 Pull down and open the cover B3. CZC325 Clean the rollers while turning the knob B1. Clean the sensors and guide boards also. CZC326...
  • Page 94 4. Troubleshooting Paper Delivery Problems Close the cover B3. CZC327 Remove the 2 screws, and then remove the cover. CZC328 Remove the 2 screws, and then remove the dust catcher. CZC329...
  • Page 95 Cleaning the Paper Feed Path Clean the dust catcher. CZC345 Clean the roller while turning the knob B5. Clean the sensor, guide board, and roller in the paper transfer unit also. CZC330 Attach the dust catcher, and then secure it with the 2 screws. CZC332...
  • Page 96 4. Troubleshooting Paper Delivery Problems Attach the cover, aligning the notch on the cover with the claw, and then secure it with the 2 screws. CZC331 Pull down the levers Z2 and Z3. CZC333 Clean the left-hand side rollers while turning the knob Z1. Clean the left-hand side sensors and guide boards also.
  • Page 97 Cleaning the Paper Feed Path Clean the right-hand side rollers, sensors, and guide boards. CZC335 Pull up the levers Z2 and Z3. CZC336 Clean the sensor and guide board on the entrance of the fusing unit. CZC337...
  • Page 98 4. Troubleshooting Paper Delivery Problems Pull up and open the cover D2. CZC338 Clean the sensor and guide board. CZC339 Close the cover D2. CZC340...
  • Page 99 Cleaning the Paper Feed Path Pull up and open the cover D3. CZC341 Clean the rollers while turning the knob D1. Clean the sensors and guide boards also. CZC342 Close the cover D3. CZC343...
  • Page 100 4. Troubleshooting Paper Delivery Problems Pull down and open the cover D4. CZC301 Clean the rollers, sensor, and guide boards. CZC302 Clean the antistatic brushes. CZC306...
  • Page 101 Cleaning the Paper Feed Path Close the cover D4. CZC344 Push the drawer back into the machine. CZC097 Pull up the levers C1 and C2. CZC086...

  • Page 102: Cleaning The Paper Feed Path In The Wide Lct

    4. Troubleshooting Paper Delivery Problems Close the front covers. CZC006 Cleaning the Paper Feed Path in the Wide LCT Clean the side fences and front guide. CEZ502 Clean the paper feed rollers. Clean the guide board of the paper feed unit. CEZ503...

  • Page 103: Cleaning The Paper Feed Path In The Lct

    Cleaning the Paper Feed Path Clean the guide board interior. CZC305 After cleaning, restore the machine so that it resumes operation. • For details about detaching and reattaching the parts, see the Replacement Guide. Cleaning the Paper Feed Path in the LCT Clean the side fences and front guide.

  • Page 104: Cleaning The Paper Feed Path In The Multi Bypass Tray

    4. Troubleshooting Paper Delivery Problems Clean the guide board of the paper feed unit. CEZ503 Clean the guide board interior. CZC305 After cleaning, restore the machine so that it resumes operation. • For details about detaching and reattaching the parts, see the Replacement Guide. Cleaning the Paper Feed Path in the Multi Bypass Tray Clean the side fences and front guide.

  • Page 105: Cleaning The Paper Feed Rollers And Paper Feed Belt In The Interposer

    Cleaning the Paper Feed Path Clean the paper feed rollers. Clean the guide board. CEZ506 After cleaning, restore the machine so that it resumes operation. • For details about detaching and reattaching the parts, see the Replacement Guide. Cleaning the Paper Feed Rollers and Paper Feed Belt in the Interposer Clean the paper feed belt and paper feed rollers in the interposer.
  • Page 106 4. Troubleshooting Paper Delivery Problems Clean the paper feed belt and paper feed rollers in the detached paper feed unit. CEZ508 After cleaning, restore the machine so that it resumes operation.

  • Page 107: Post-Processing Option Troubleshooting

    5. Post-Processing Option Troubleshooting Finisher SR5050/SR5060 Delivered Sheets Are Not Stacked Properly Solution: Depending on the cause of the problem, do one of the following: Coated paper is being used. If coated paper is being used, attach the Z-fold support tray for multi-folding unit. For details about attaching the Z-fold support tray for multi-folding unit, see "Copy/ Document Server"...

  • Page 108: Large Delivered Sheets Are Not Stacked Properly

    5. Post-Processing Option Troubleshooting Large Delivered Sheets Are Not Stacked Properly Cause: When using large-size or coated and paper-to-paper friction is very high, a sheet may push against another or paper deflection may occur. This is likely to occur if: •...
  • Page 109 Finisher SR5050/SR5060 Paper exit Output tray Paper feed direction CEZ596 Solution: Depending on the cause of the problem, do one of the following: <Sheet bending> There is airflow in the room. Minimize the airflow. For instance, turn the air conditioner off. Sheets are curled upward.

  • Page 110: Trailing Edge Of Stapled Sheets Close To The Paper Exit

    5. Post-Processing Option Troubleshooting <If the decurler unit is not used> 1. Load the sheets the other way up. Paper of Paper Weight 0 is being used. If paper of Paper Weight 0 is being used, attach the Z-fold support tray for multi-folding unit. For details about attaching the Z-fold support tray for multi-folding unit, see "Copy/ Document Server"...

  • Page 111: Sheets Cannot Be Stapled Properly

    Finisher SR5050/SR5060 Print the image. Is the problem resolved? Finished! Go to the next step. In the [Machine: Paper Feed/ Output] group on the [Adjustment Settings for Skilled Operators] menu, set [Adjust Paper Curl] to "Adjust Curl". Select "Strong" or "Weak" to control the level of decurling as required. Print the image.
  • Page 112 5. Post-Processing Option Troubleshooting Print the image. Is the problem resolved? Finished! If the problem persists even though the setting has reached its minimum value, contact your service representative. • If the number of sheets to be stapled is reduced, paper alignment will take longer, compromising the machine's throughput.

  • Page 113: Multi-Folding Unit

    Multi-Folding Unit Multi-Folding Unit Inaccurate Folding (Folding Deviation) Cause: Depending on paper hardness, inaccurate folds may result. This is referred to as folding deviation. Solution: Change the folding position by adjusting the position of the paper edge stopper for folding. •...

  • Page 114: Folding Deviation

    5. Post-Processing Option Troubleshooting Folding Deviation Cause: Depending on paper hardness, folding deviations (skewed folding) may appear. A deviation may appear if the edge dimensions of the parts between folds are different. For example, in the following illustration, the dimensional difference between the top (L2[2]) and bottom (L2[1]) edges is a deviation.
  • Page 115 Multi-Folding Unit Adjusting screw Adjusting screw hole Mounting screw CEZ599 Mounting screw Adjusting screw hole Adjusting screw CEZ600 Adjusting screw Mounting screw Adjusting screw hole CEZ601 The screws adjust the folding deviations of the following parts:...
  • Page 116 5. Post-Processing Option Troubleshooting Z-fold Paper feed direction CEZ532 Half Fold Paper feed direction CEZ533 Letter Fold-in Paper feed direction CEZ535...
  • Page 117 Multi-Folding Unit Letter Fold-out Paper feed direction CEZ534 Double Parallel Paper feed direction CEZ536 Gate Fold Paper feed direction CEZ537 mark indicates the leading edge (relative to the paper feed direction), and the mark indicates the trailing edge. <How to adjust the folding deviation> This procedure is the same for L1, L2, and L3.

  • Page 118: Folds Soiled By Multi-Sheet Folding

    5. Post-Processing Option Troubleshooting Remove the mounting screw. If the mounting screw is attached to the adjusting screw hole, unfasten it. Turn the adjusting screw to adjust the deviation. • To increase the length at the bottom part of paper, turn the screw clockwise. •...
  • Page 119 Multi-Folding Unit CEZ571 This will produce paper soil of 1-3 cm (0.4-1.2 inches) in width (equal to the width of the blade) in the fold in the center of paper. Solution: Clean the blade. Open the front cover of the multi-folding unit. Pull the multi-folding unit out.

  • Page 120: Edges Of Letter Fold Bent

    5. Post-Processing Option Troubleshooting Wipe the tip and top of the blade with a soft dry cloth. Be careful not to damage the blade. CEZ513 After cleaning, restore the machine so that it resumes operation. Apply multi-sheet folding and print 3-5 copies. The paper soil will disappear. Edges of letter fold bent When letter folding is applied, the edge of the inner flap may become bent.

  • Page 121: Z-Folding Is Not Performed Properly

    Multi-Folding Unit Print the image. Is the problem resolved? Yes Finished! Go to the next step. In the [Finishing: Fold] group on the [Adjustment Settings for Skilled Operators] menu, set [Letter Fold-in Position 1 (Multi-sheet Fold)] to "0.0 mm". In [General Features] in [System Settings], set [Letter Fold-in Position] for multiple sheets to "7 mm".

  • Page 122: Folded Sheets Are Not Stacked Properly

    5. Post-Processing Option Troubleshooting Upward curl (radius 4 cm [1.6 in.] or less) at leading edge of delivered paper. Paper feed direction CEZ572 Solution: In the [Machine: Paper Feed/ Output] group on the [Adjustment Settings for Skilled Operators] menu, set [Adjust Paper Curl] to [Adjust Curl: Weak].
  • Page 123 Multi-Folding Unit CEZ514 As a bundle is delivered, its folded edge may droop and catch on the stacked bundles, causing the delivered bundle to flip over. Solution: Use the Z-fold support tray for multi-folding unit. This will reduce the angle of stacked bundles and prevent bundles flipping over as they are delivered. CEZ597 For details about attaching the Z-fold support tray for multi-folding unit, see "Copy/ Document Server"...
  • Page 124 5. Post-Processing Option Troubleshooting...
  • Page 125 6. Improving Throughput Reducing the Waiting Time Prior to Printing After receiving a print job, the machine usually stops to let the fusing temperature reach an appropriate level for printing. The waiting time for the fusing unit to cool down may be quite long, especially before printing on thin paper.
  • Page 126 • The following list shows the copy/print speed for each item in [Process Speed Setting]: • [High] (full speed) 135 cpm (Pro 8120S) 110 cpm (Pro 8110S) 95 cpm (Pro 8100S) • [Middle] 110 cpm (Pro 8120S) • [Low] 95 cpm (Pro 8120S)
  • Page 128 D181-2539 © 2013...

This manual is also suitable for:

Pro 8210sPro 8110s

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