Ricoh Pro TF6251 Operating Instructions Manual
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Ricoh Pro TF6251 Operating Instructions Manual

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Operating
Instructions
Original Instructions
Getting Started
Using Print Control
Basic Operations
Troubleshooting
Maintenance and Specifications
Daily Care and Maintenance
Appendix
For information not in this manual, refer to
the PDF files on the supplied CD.
For safe and correct use, be sure to read Safety Information before
using the machine.

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Summary of Contents for Ricoh Pro TF6251

  • Page 1 Operating Getting Started Instructions Using Print Control Original Instructions Basic Operations Troubleshooting Maintenance and Specifications Daily Care and Maintenance Appendix For information not in this manual, refer to the PDF files on the supplied CD. For safe and correct use, be sure to read Safety Information before using the machine.

  • Page 3: Table Of Contents

    TABLE OF CONTENTS 1. Getting Started Before You Start..............................5 How to Read the Manuals..........................5 About Operating Environments......................... 7 Conditions for Installation Locations......................7 Space Required for Installation (When the roll option is equipped)............8 About Moving the Machine and the Roll Option..................8 Confirming Accessories...........................
  • Page 4 Turning On the Power..........................35 Turning Off the Power (Standby State)...................... 35 Setting Media..............................37 Precautions for Setting Media........................37 Setting Roll Media............................37 Adjusting the Media Feed Quantity........................58 Adjusting the Media Feed Quantity......................58 Using Adjusted Setting..........................62 4. Troubleshooting If You Cannot Print as Expected........................63 When the Printed Media Becomes Dirty....................63 When Media Is Not Fed Properly........................
  • Page 5 Cleaning the Feed Roller..........................82 Cleaning the Pinch Roller..........................83 7. Appendix List of Print Modes............................85...

  • Page 7: Getting Started

    1. Getting Started This chapter describes how to read the manuals supplied with the printer, names and functions of components, and supported ink and media, etc. Before You Start How to Read the Manuals Symbols used in the manuals This manual uses the following symbols: Indicates points to pay attention to when using the machine, and explanations of likely causes of damage to media or loss of data.
  • Page 8 1. Getting Started Notes Contents of this manual are subject to change without prior notice. Some illustrations in this manual might be slightly different from the machine. For good output quality, the manufacturer recommends that you use genuine ink from the manufacturer. 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 products.

  • Page 9: About Operating Environments

    About Operating Environments About Operating Environments Conditions for Installation Locations • Make sure that the room where you are using the machine is well ventilated. Otherwise a fire or an electric shock might occur. Be sure to install a ventilator when installing the machine in a sealed room or a room with poor ventilation.

  • Page 10: Space Required For Installation (When The Roll Option Is Equipped)

    1. Getting Started Precautions for users of ultrasonic-type humidifiers Do not use an ultrasonic-type humidifier near this product. Chlorine or mineral components atomized by an ultrasonic-type humidifier may adhere to the electronic components inside the product, causing it to malfunction. Space Required for Installation (When the roll option is equipped) Ensure enough space around the machine for installation.
  • Page 11 About Operating Environments • Be sure to adjust the level foot to keep the machine flat. Using the machine on an unstable surface might cause an injury or unexpected accident. How to use the leveling feet Rotate each adjuster clockwise to lower the leveling feet. ECD116...

  • Page 12: Confirming Accessories

    1. Getting Started Confirming Accessories The main accessories included with the machine are shown below. Contact your service representative if any accessories are missing or damaged. List of Included Items • Roll core • Tool for table adjustment • Adjustment sheet •...

  • Page 13: Guide To Names And Functions Of Components

    Guide to Names and Functions of Components Guide to Names and Functions of Components This section describes the names and functions of the machine's components. • Do not obstruct the machine's vents. Doing so can result in fire as the internal components are overheated.
  • Page 14 1. Getting Started M563IC0230 1. Front cover Protects the feed roller and pinch roller. 2. Front control section See page 13 "Front view/control section". 3. Winding unit Rolls up roll media. 4. Feeding unit Feeds roll media. 5. Clamp cover Clamps and fixes the roll shafts of both feeding unit and winding unit.
  • Page 15 Guide to Names and Functions of Components 12. Guide roller Feeds media from the pinch roller to the winding unit. 13. Tension roller Tightens media to prevent the media from slacking. 14. Roll shaft of winding unit Sets the roll core for rolling up media. 15.
  • Page 16 1. Getting Started 8. Power ON button Turns on the machine. See page 35 "Turning On the Power". Roll option control section M563IC0253 1. Media winding switch When the switch is set to the left position, tension is applied to the outer winding. When the switch is set to the right position, tension is applied to the inner winding.

  • Page 17: About Ink

    On this machine, you can use the following type of UV ink: Ink type Characteristics Color RICOH Pro UV Ink Bottle GP120 Wide color gamut Cyan, Magenta, Yellow, Black, White If the remaining amount of ink in the ink tank is low, the machine will make a beeping sound. Do not print while the machine is beeping.

  • Page 18: Expiration Dates Of Ink Bottles

    For details about storage conditions for ink bottles, see page 15 "Storage Conditions for Ink Bottles". Ink type Color Expiration date RICOH Pro UV Ink Bottle GP120 Black/Cyan/Magenta/Yellow/White 18 months after production • Use the ink bottles within 3 months after unsealing it. In addition, do not use an ink bottle if its shelf life has expired.
  • Page 19 About Ink • Shake the ink bottles well before use. • Do not disassemble ink bottles, refill or add ink to the ink bottles. • Do not hit or swing around the ink bottles. Doing so might cause the ink to leak.

  • Page 20: About Media

    1. Getting Started About Media This section describes the size and weight specifications of media that can be used with this machine, and how to store and handle media. Size and Weight Specifications of Supported Roll Media Supported media is shown below: Recommended media type: PVC/PET/Polyester /Wallpaper...

  • Page 21: Precautions For Handling Media

    • Make sure to use the media recommended by Ricoh to maintain consistent print quality. • Do not use media immediately after unpacking. Media may expand or contract by the temperature or humidity in a room.

  • Page 22: Notes On Flatbed Printing

    1. Getting Started Notes on Flatbed Printing If roll media is left in the roll option, it may obstruct the carriage, causing media jams and ink stains on the roll media or affecting print quality. If you intend to leave roll media in the roll option when printing on the flatbed, be sure to secure both ends of the roll media to the platen with masking tape.

  • Page 23: Using Print Control

    2. Using Print Control This chapter explains how to install Print Control, connecting the machine to a computer, and use the Print Control screen. About Print Control You can use Print Control to check the status of the machine and change the machine's settings. You can perform the following operations using Print Control: •...
  • Page 24 • Double White Ink Config: Higher throughput with white ink • Ink Type Select the type of ink used with the machine. • Ricoh Pro UV Ink GP120: RICOH Pro UV Ink Bottle GP120 Click [Install]. Connect the machine and computer via a USB cable, and then click [OK].

  • Page 25: How To Use The Print Control Screen

    How to Use the Print Control Screen How to Use the Print Control Screen This section describes each function of the Print Control screen. You cannot change the settings for some functions as they have already been set to their optimum values. •...
  • Page 26 2. Using Print Control Function tab Switch the screen displayed in the work area by clicking each function tab. M563DC8001 1. [Operation] tab Click to display the [Operation] screen. See page 25 "[Operation] Screen". 2. [Maintenance] tab Click to display the [Maintenance] screen. See page 28 "[Maintenance] Screen". 3.

  • Page 27: [Operation] Screen

    How to Use the Print Control Screen 3. [Stop] Click to stop the carriage. 4. [ ]/[ ] Click to move the media forward (toward you) or backward. [Operation] Screen You can print while checking the task information and printing status. 1 2 3 M0DTOC5054 1.
  • Page 28 2. Using Print Control 7. Task Information/Print Information Displays task information and printing status. 8. Task list Displays a list of registered tasks. 9. Print history Click to display the printed tasks. A task can be added by dragging it from the print history to the task list. 10.
  • Page 29 How to Use the Print Control Screen 2. Up arrow button/Down arrow button Move the carriage to the upper or lower position. When pressing the down arrow button, the media thickness sensor comes out and the carriage is lowered. 3. [Detect Medium Width] Detects the width of the media automatically.

  • Page 30: [Maintenance] Screen

    2. Using Print Control 2. Multi Setting (mm) Configure settings for multi-copy printing. See "Multicopy Printing", Operating Instructions. 3. UV Curing Control Click to check the moving direction and power setting of UV lamp. 4. Other Configure settings for the print-start position, multicoating of color ink, and printing a footnote, etc. For details about multicoating, see "Multicoat Printing", Operating Instructions.
  • Page 31 How to Use the Print Control Screen Maintenance M0DTOC5055 1. Print Position You can change print-start position. The contents of the settings will not be reflected in the registered tasks. Configure settings on the header menu on the Operation screen to change the registered tasks. 2.

  • Page 32: [Option] Screen

    2. Using Print Control Daily maintenance M0DTOC5056 1. Maintenance Mode The carriage moves to the left-side ink receiver position. You cannot adjust the height of the carriage in Maintenance mode. The height of the carriage at the end of the Maintenance mode is the same as that at the start of the Maintenance mode.
  • Page 33 How to Use the Print Control Screen M0DTOC1053 1. Function Configure settings for skipping white spaces, continuous printing, and printing barcodes in a footnote, etc. 2. UV Curing Control You can check lighting settings for when UV lamp 1 or 2 moves. These settings can be changed by an administrator.
  • Page 34 2. Using Print Control 10. [Apply] Click to apply the settings. • For details about the functions and setting items, see "List of Setting Items on the [Option] Screen (Other)", Operating Instructions. • When you move to another screen without clicking [Apply], the setting values will not be reflected in operations.

  • Page 35: Basic Operations

    3. Basic Operations This chapter explains the procedures for preparing printing media, head cleaning, printing data and how to configure these settings. Procedure to Print • Be sure to confirm that the gear cover is completely closed before printing. Use the following procedure to print on media: Turn on the power.

  • Page 36: What To Do Before Printing

    3. Basic Operations To transmit data from a computer to the printer: DVB128 1. Create a RIP file using ColorGATE. For details about how to use ColorGATE, see the included help manual. 2. Print the RIP file using Print Control. You can manage RIP files and configure settings for printing using Print Control.

  • Page 37: Turning On/Off The Power

    Turning On/Off the Power Turning On/Off the Power • Do not disconnect the power cord plug. If the machine is not going to be used for several days or longer, contact your service representative. Turning On the Power Press the power-on button on the front of the machine. The power lamp will light up.
  • Page 38 3. Basic Operations M563IC0106 • Do not unplug the power cord plug. If the power cord plug is unplugged, the negative pressure adjustment function does not work, which may cause ink to leak from the nozzles. • Confirm that the carriage is returned to the maintenance station position before turning off the power.

  • Page 39: Setting Media

    Setting Media Setting Media This section explains how to set the media. For details about supported media or precautions for handling media, see page 18 "About Media". Precautions for Setting Media Make sure to understand the following precautions before setting media: •...
  • Page 40 3. Basic Operations If the ends of the roll media are not flat, be sure to flatten them by pushing in the protruding ends before loading the media. Not correcting this problem may cause the media to fold over at the edge or crease and skew during printing.
  • Page 41 Setting Media Set the media feeding switch and media winding switch to OFF. M563IC0257 1. Media feeding switch 2. Media winding switch Release the fixing levers at both ends of the roll shaft of the feeding unit, and raise the clamp covers.
  • Page 42 3. Basic Operations M563IC0006 1. Roll shaft of feeding unit Discharge air of the roll shaft by pressing the protrusion on the roll shaft of the feeding unit. Press the protrusion until all air is removed. Use a hard object such as a metal rod to press the protrusion. Be careful not to injure yourself. M563IC0007 1.
  • Page 43 Setting Media M563IC0008 1. Roll shaft of feeding unit 2. Roll media Mount the roll shaft of the feeding unit on the roll unit. M563IC0139 Set the roll shaft of the feeding unit so that the bearing on the right side touches the right end of the bearing case.
  • Page 44 3. Basic Operations Close the clamp covers at both ends of the roll shaft of the feeding unit so the fixing levers engage. M563IC0041 1. Clamp cover 2. Fixing lever Center the roll media on the roll shaft of the feeding unit. M563IC0134 1.
  • Page 45 Setting Media 1185 mm 41 mm M563IC0148 1. Sensor at center 2. Sensor at right edge 3. Reference point (point 0 on the platen's scale) Press the air injection connector against the air injection port on the roll shaft of the feeding unit to inject air.
  • Page 46 3. Basic Operations 1. Roll core clamp 2. Roll core 3. Roll shaft Release the fixing levers at both ends of the roll shaft of the winding unit, and raise the clamp covers. The right gear cover is interlocked with the right clamp cover and opens when the clamp cover is lifted.
  • Page 47 Setting Media Carry out Steps 14 to 24 below to set the roll media in the position near the winding unit. M563IC0004 1. Printing surface is inside 2. Printing surface is outside M563IC0019 1. Roll media 2. Roll shaft of winding unit 3.
  • Page 48 3. Basic Operations Cut the tip of the media into a mountain shape (cut size: 30 to 50 cm (11.8 to 19.7 inches)). M563IC0050 Pass the leading edge of the roll media under the tension roller. After feeding the media into the tension roller, keep feeding it until its leading edge emerges on top of the platen.
  • Page 49 Setting Media Pull up the roll media from the back of the tension roller to above the platen. M563IC0222 1. Platen M563IC0113 1. Platen How to load limp media When loading limp media such as polyester paper, pull it out to the platen as follows: 1.
  • Page 50 3. Basic Operations M563IC0136 4. Pull the strip upward to pull the media onto the platen. M563IC0137 5. Remove staples from the media and then remove the cut sheet. If any staples are left on the media, the media path or feed roller may become scratched. Open the front cover of the roll option.
  • Page 51 Setting Media M563IC0124 1. Feed roller 2. Pinch roller Pass the roll media through the back of the guide roller, and then pull it toward you. M563IC0125 1. Guide roller Close the front cover. Loosen the left and right tension bar fixing levers. Be sure to perform the work with two people, and be careful not to get your hands caught.
  • Page 52 3. Basic Operations Adjust the tension bar angle (0 to 45 degrees) according to the media type. Adjust by aligning the tip of the arrow with the angle guide (in increments of 5 degrees). For standard media such as PVC, 20 to 30 degrees is recommended. When you use the following media, adjust the angle of the tension bar: •...
  • Page 53 Setting Media Mount the roll shaft of the winding unit on the roll unit. M563IC0216 Set the roll shaft of the winding unit so that the bearing on the right side touches the right end of the bearing case. M563IC0314 1.
  • Page 54 3. Basic Operations Press the air injection connector against the air injection port on the roll shaft of the winding unit to inject air. Align the right end of the roll core for the winding unit with the right end of the roll core for the feeding unit.
  • Page 55 Setting Media M563IC0224 Turn the media on the feeding unit until it is evenly stretched. While holding the pulled media by hand so that the media does not slacken, turn on the media feeding switch and hold the feeding roll shaft. M563IC0254 1.
  • Page 56 3. Basic Operations Perform this procedure when the misalignment between the left and right media gradually increases during printing, or when it is difficult to properly align with soft media. M563IC0316 1. Cut position (For high quality printing) Launch Print Control. Click [Roll] and then confirm that the display switches to [Roll].
  • Page 57 Setting Media Be careful not to stretch the media too much. Doing so may affect the transfer accuracy. Printing surface is outside: Turn the media winding switch counterclockwise to set it to on. Printing surface is inside: Turn the media winding switch clockwise to set it to on. As the winding diameter increases, slack may occur.
  • Page 58 3. Basic Operations M563IC0150 1. Make sure this part is not slack. If there is any slack, press the media fixing button to unclamp the media and make sure the media is not adhering to anything. After ensuring that the slack has been eliminated and the media is aligned properly, repeat Steps 28 to 31.
  • Page 59 Setting Media • If you cannot eliminate floating or waviness from the media, see page 65 "When Media Is Not Fed Properly".

  • Page 60: Adjusting The Media Feed Quantity

    3. Basic Operations Adjusting the Media Feed Quantity Adjust the media feed quantity in the following cases: • Horizontal lines are misaligned. • Print image quality defects such as uneven density occur. • Media has been replaced with different media. You cannot print a test pattern on narrow media.
  • Page 61 Adjusting the Media Feed Quantity STEP: 1-4_4C_High Quality TIME: XXXX-XX-XX XX:XX:XX M563IC0130 1. Inspection pattern 2. Adjustment pattern On the Print Control operation screen, click [Media Setting]. Click [Step Correction]. Click [Step Correction Test], and then select the print mode. As required, specify "Medium Thickness"...
  • Page 62 3. Basic Operations Right-click the value for the applicable print mode. M563DC5002 For [Offset], enter the value selected in step 7, then click [OK]. Carry out Steps 3 to 6 again to print the inspection and adjustment patterns. Compare the inspection patterns before and after adjustment to check whether the deviation has been corrected.
  • Page 63 Adjusting the Media Feed Quantity M563IC0133 About vertical white lines M563IC0143 Vertical white lines cannot be eliminated with [Step Correction Adjust]. If the media is skewed or has been loaded incorrectly, it may cause vertical white lines. If white lines are visible and image quality defects such as blurred text and vertical lines occur, reload the media and make sure it is loaded correctly.

  • Page 64: Using Adjusted Setting

    3. Basic Operations Using Adjusted Setting On the Print Control operation screen, click [Media Setting]. Click [Step Correction]. Click [Medium Config.]. Select the name of the setting to be applied, and then click [Load]. You can click [Rename] to rename the setting. Click [Close].

  • Page 65: Troubleshooting

    4. Troubleshooting This chapter provides solutions to common problems. If You Cannot Print as Expected When the Printed Media Becomes Dirty Problem Cause Solution The reverse side of printed The platen, feed roller, or Perform the following: media becomes dirty. tension roller is dirty.
  • Page 66 4. Troubleshooting Problem Cause Solution The printing surface of • The pinch rollers are Perform the following: printed media becomes dirty. 1. Clean the pinch rollers. For dirty. • Ink is clogged around details, see page 83 "Cleaning the print heads. the Pinch Roller".

  • Page 67: When Media Is Not Fed Properly

    When Media Is Not Fed Properly When Media Is Not Fed Properly When Media Curls While Feeding Cause Solution Media has not been set straight into the When the media is skewed, see page 66 "When media input location. Media Skews While Feeding". Media curls before printing.

  • Page 68: When Media Skews While Feeding

    4. Troubleshooting 10mm 10mm 10mm M563IC0138 1. To conceal the platen on both sides of the media, place unused media on the sides and use masking tape on the outer edges to secure to the platen. 2. Keep gaps of approximately 10 mm (0.4 inches) between the media in the center and the media placed on the sides.

  • Page 69: When Roll Media Hangs Down And Makes Contact With The Floor

    When Media Is Not Fed Properly When Roll Media Hangs Down and Makes Contact with the Floor Cause Solution • Heavy media such as tarpaulin has • Check that the left and right of the media is not been used. misaligned or the media is not loose, before setting the media correctly.
  • Page 70 4. Troubleshooting Problem Cause Solution Misfeeds occur. • A media jam has occurred. • For details about solving media jams, see • The media is dirty. page 71 "Clearing • The media is floating. Misfeeds". • When the media is dirty, see page 63 "When the Printed Media Becomes Dirty".

  • Page 71: When You Have Problems Operating The Machine

    When You Have Problems Operating the Machine When You Have Problems Operating the Machine When the Media Cannot Be Set Problem Cause Solution Media has raised on the platen • The vacuuming level of the • Lower the vacuum level. without being fed.
  • Page 72 4. Troubleshooting Problem Solution After adjusting the media feed quantity manually, • When white lines appear due to nozzle there is an abnormality in the printed pattern. clogging, clean the print heads. For details about head cleaning, see "Cleaning Print Head Nozzles", Operating Instructions.

  • Page 73: Clearing Misfeeds

    Clearing Misfeeds Clearing Misfeeds • 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.
  • Page 74 4. Troubleshooting Remove the cover on the top of the carriage cover. M563IC0117 1. Cover Turn the handle on top of the carriage clockwise to raise the carriage. Cut media from the roll shaft of the winding unit. M563IC0318 1. Cutting position Cut the jammed media.
  • Page 75 Clearing Misfeeds Reload the media. Launch Print Control. Click [Roll], and then confirm that the display switches to [Roll]. Click [Media Setting] on the Operation screen. The Media Setting screen is displayed. Use the four-way controller (left and right buttons) to move the carriage above the media. Click [Detect Medium Height].
  • Page 76 4. Troubleshooting...

  • Page 77: Maintenance And Specifications

    These ink bottles are used to replenish ink in the main tank of this machine. Wide color gamut ink Name Product code Sales unit RICOH Pro UV Ink Bottle Black GP120 342537 RICOH Pro UV Ink Bottle Cyan GP120 342538 RICOH Pro UV Ink Bottle Magenta GP120...
  • Page 78 5. Maintenance and Specifications Cleaning Kit (Cleaning Kit Type C) Name Quantity Waste cloth (paper towel) 1 box (50 sheets) Non-woven fabric 1 box (100 sheets) Polyethylene gloves 7 pairs Nitrile gloves 14 pairs Cleaning stick 12 sticks Cleaning Liquid Name Sales unit Cleaning liquid...

  • Page 79: Specifications

    Specifications Specifications Machine Specifications Configuration: Console type ink jet printer Ink to be used: UV curing ink (C, M, Y, K, W) UV curing equipment: LED lamp (supported wavelength: 395 nm) Power is supplied from the machine. Print head height adjustment: Automatic adjustment Print mode: 5 modes: [Draft]/[Production]/[Standard]/[Quality]/[High Quality]...

  • Page 80: Ink Specifications

    Windows 10 (64 bit version) Ink Specifications • Only use Ricoh-genuine ink. • Do not disassemble the ink bottle, refill or add ink to the ink bottles. • Ink may freeze if stored in a cold place for a long period of time. If ink freezes, it may become unusable as it may deteriorate.

  • Page 81: Daily Care And Maintenance

    6. Daily Care and Maintenance This chapter describes how to care and maintain the machine with the roll option. Maintenance When Needed This section describes how to clean the platen, media protection cover, and feed roller. Perform maintenance when needed to ensure the safe and long-term use for the machine. •...

  • Page 82: Cleaning The Media Protection Cover

    6. Daily Care and Maintenance Cleaning the Media Protection Cover The media protection cover is susceptible to becoming dirty with dust and dirt such as bits of media. Clean the media protection cover regularly. Wipe off dirt on the media protection cover using a paper towel, non-woven fabric, or a duster.
  • Page 83 Maintenance When Needed Wipe off the ink adhering to the top of the platen by using a cloth with a neutral detergent applied. M563IC0234 Likewise, wipe off soiling on the edges of the platen where the roll media emerges. M563IC0046 If ink has cured in the vacuum holes, scrape it off with a pointed object and remove it.

  • Page 84: Cleaning The Tension Roller

    6. Daily Care and Maintenance Cleaning the Tension Roller If bits of media or ink are affixed to the tension roller, it may not be possible to successfully feed media when printing. Clean the tension roller regularly. Remove dust and dirt such as bits of media on the surface of the tension roller with a duster or non-woven fabric.
  • Page 85 Maintenance When Needed M563IC0235 1. Feed roller • After cleaning, check that the feed roller is dry before setting media. Cleaning the Pinch Roller If bits of media or ink are affixed to the pinch roller, it may not be possible to successfully feed media when printing.
  • Page 86 6. Daily Care and Maintenance Remove dust and dirt such as bits of media on the surface of the pinch roller with a duster or non-woven fabric. M563IC0122 1. Pinch roller Wipe off dirt on the pinch roller by using a paper towel. If ink is cured too hard to wipe off, use non-woven fabric that has been applied with neutral detergent to wipe off the ink.
  • Page 87 7. Appendix List of Print Modes Specify the resolution of the created RIP file according to the print mode. Print mode X: Resolution Y: Resolution 1-0_4C_Draft 635 dpi 300 dpi 1-1_4C_Production 635 dpi 300 dpi 1-2_4C_Standard 635 dpi 600 dpi 1-3_4C_Quality 635 dpi 900 dpi...
  • Page 88 MEMO...
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  • Page 91 © 2020, 2021 Ricoh Co., Ltd.
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