Lexmark CS725R User Manual
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Lexmark CS725R User Manual

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Table of Contents

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CS720, CS725, CS725R, CS727,
CS728 Printers
User's Guide
June 2019
www.lexmark.com
Machine type(s):
5028
Model(s):
135, 1A5, 630, 6A0

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Summary of Contents for Lexmark CS725R

  • Page 1 CS720, CS725, CS725R, CS727, CS728 Printers User's Guide June 2019 www.lexmark.com Machine type(s): 5028 Model(s): 135, 1A5, 630, 6A0...

  • Page 2: Table Of Contents

    Contents Contents Safety information..................5 Conventions................................5 Product statements............................. 5 Learning about the printer................8 Finding information about the printer......................8 Selecting a location for the printer........................9 Printer configurations............................10 Attaching cables..............................11 Using the control panel............................ 12 Understanding the status of the power button and indicator light............13 Using the home screen.............................13 Menu map................................15 Printing a menu settings page........................
  • Page 3 Contents Linking trays................................25 Printing......................27 Printing from a computer..........................27 Printing forms..............................27 Printing from a mobile device........................27 Printing from a flash drive..........................28 Supported flash drives and file types......................29 Configuring confidential jobs......................... 30 Printing held jobs...............................30 Printing a font sample list..........................31 Canceling a print job............................31 Securing the printer...................
  • Page 4 Contents Paper jam in door A............................68 Troubleshooting..................72 Network connection problems........................72 Hardware options problems........................... 74 Issues with supplies............................76 Paper feed problems............................78 Printing problems.............................. 82 Color quality problems........................... 103 Contacting customer support........................105 Upgrading and migrating................ 106 Hardware................................106 Software................................

  • Page 5: Safety Information

    CAUTION—POTENTIAL INJURY: Only a Lexmark Inline Surge Protector that is properly connected between the printer and the power cord provided with the printer may be used with this product. The use of non-Lexmark surge protection devices may result in a risk of fire, property damage, or poor printer performance.
  • Page 6 CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters. CAUTION—TIPPING HAZARD: To reduce the risk of equipment instability, load each tray separately.
  • Page 7 Safety information CAUTION—POTENTIAL INJURY: This product uses a laser. Use of controls or adjustments or performance of procedures other than those specified in the User’s Guide may result in hazardous radiation exposure. CAUTION—POTENTIAL INJURY: The lithium battery in this product is not intended to be replaced. There is a danger of explosion if a lithium battery is incorrectly replaced.

  • Page 8: Learning About The Printer

    Finding information about the printer What are you looking for? Find it here Initial setup instructions: See the setup documentation that came with the printer or go to http://support.lexmark.com. • Connecting the printer • Installing the printer software More setup and instructions for using the printer: Information Center—Go to...

  • Page 9: Selecting A Location For The Printer

    Learning about the printer What are you looking for? Find it here The latest supplemental information, updates, and customer Go to http://support.lexmark.com. support: Note: Select your country or region, and then • Documentation select your product to view the appropriate support site.

  • Page 10: Printer Configurations

    CAUTION—TIPPING HAZARD: Installing one or more options on your printer or MFP may require a caster base, furniture, or other feature to prevent instability causing possible injury. For more information on supported configurations, see www.lexmark.com/multifunctionprinters. CAUTION—TIPPING HAZARD: To reduce the risk of equipment instability, load each tray separately.

  • Page 11: Attaching Cables

    Learning about the printer Standard bin 650-sheet duo tray Optional 550‑sheet trays Control panel Attaching cables CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, do not set up this product or make any electrical or cabling connections, such as the power cord, fax feature, or telephone, during a lightning storm.

  • Page 12: Using The Control Panel

    Learning about the printer Use the Ethernet port Connect the printer to a network. USB port Attach a keyboard or any compatible option. USB printer port Connect the printer to a computer. Printer power cord socket Connect the printer to a properly grounded electrical outlet. Using the control panel Use the Display...

  • Page 13: Understanding The Status Of The Power Button And Indicator Light

    Learning about the printer Use the Home button Go to the home screen. Keypad Enter numbers or symbols in an input field. Power button • Turn on or turn off the printer. Note: To turn off the printer, press and hold the power button for five seconds.
  • Page 14 Learning about the printer Touch Status/Supplies • Show a printer warning or error message whenever the printer requires intervention to continue processing. • View more information on the printer warning or message, and on how to clear it. Note: You can also access this setting by touching the top section of the home screen.

  • Page 15: Menu Map

    • Remote Operator Panel Restore Factory Defaults • • Notifications Maintenance • • Power Management Visible Home Screen Icons • • Information Sent to Lexmark About This Printer Print • • Layout • • Finishing PostScript • • Setup •...

  • Page 16: Printing A Menu Settings Page

    Learning about the printer Option Card Menu Note: This setting appears only when an optional card is installed. Reports • • Menu Settings Page Shortcuts • • Device Network • Print Help • • Print All Guides Media Guide • •...

  • Page 17: Setting Up And Using The Home Screen Applications

    Setting up and using the home screen applications Setting up and using the home screen applications Customizing the home screen Open a web browser, and then type the printer IP address in the address field. Notes: • View the printer IP address on the printer home screen. The IP address appears as four sets of numbers separated by periods, such as 123.123.123.123.

  • Page 18: Configuring Eco-Settings

    Setting up and using the home screen applications Notes: • To make sure that the location settings of the bookmark are correct, type the IP address of the host computer where the bookmark is located. • Make sure that the printer has access rights to the folder where the bookmark is located. Apply the changes.
  • Page 19 Setting up and using the home screen applications Editing contacts or groups Open a web browser, and then type the printer IP address in the address field. Notes: • View the printer IP address on the printer home screen. The IP address appears as four sets of numbers separated by periods, such as 123.123.123.123.

  • Page 20: Setting Up And Using The Accessibility Features

    Setting up and using the accessibility features Setting up and using the accessibility features Enabling Magnification mode From the control panel, press and hold the 5 key until you hear a voice message. Select Magnification. Select OK. For more information on navigating a magnified screen, see “Navigating the screen using gestures”...

  • Page 21: Navigating The Screen Using Gestures

    Setting up and using the accessibility features Navigating the screen using gestures Notes: • The gestures are applicable only when Voice Guidance is activated. • A physical keyboard is required for typing characters and adjusting certain settings. Gesture Function Double‑tap Select an option or item on the screen.

  • Page 22: Loading Paper And Specialty Media

    Loading paper and specialty media Loading paper and specialty media Setting the size and type of the specialty media The trays automatically detect the size of plain paper. For specialty media like labels, card stock, or envelopes, do the following: From the home screen, navigate to: Settings >...
  • Page 23 Loading paper and specialty media Flex, fan, and align the paper edges before loading. Load the paper stack with the printable side faceup. Notes: • For one‑sided printing, load letterhead faceup with the header toward the front of the tray. •...

  • Page 24: Loading The Multipurpose Feeder

    Loading paper and specialty media Loading the multipurpose feeder Open the multipurpose feeder. Adjust the guide to match the size of the paper you are loading. Flex, fan, and align the paper edges before loading.

  • Page 25: Linking Trays

    Loading paper and specialty media Load the paper. • Load paper and card stock with the printable side facedown and the top edge entering the printer first. • Load envelopes with the flap side up and against the right side of the paper guide. Load European envelopes with the flap entering the printer first.
  • Page 26 Loading paper and specialty media Match the paper size and type for the trays you are linking. Note: To unlink trays, make sure that no trays have the same paper size or type. Save the settings. Note: You can also change the paper size and type settings from the printer control panel. Warning—Potential Damage: The temperature of the fuser varies according to the specified paper type.

  • Page 27: Printing

    Printing from a mobile device using Lexmark Mobile Print Lexmark Mobile Print allows you to send documents and images directly to a supported Lexmark printer. Open the document, and then send or share the document to Lexmark Mobile Print. Note: Some third‑party applications may not support the send or share feature. For more information, see the documentation that came with the application.

  • Page 28: Printing From A Flash Drive

    Printing Printing from a mobile device using Mopria Print Service Mopria® Print Service is a mobile printing solution for mobile devices running on Android version 4.4 or later. It allows you to print directly to any Mopria‑certified printer. Note: Before printing, make sure that the Mopria Print Service is enabled. From the home screen of your mobile device, launch a compatible application.

  • Page 29: Supported Flash Drives And File Types

    Printing If you insert the flash drive while the printer is processing other print jobs, then Busy appears on the • display. From the display, touch the document that you want to print. If necessary, configure other print settings. Send the print job. To print another document, touch USB Drive.

  • Page 30: Configuring Confidential Jobs

    Printing Images: • .dcx • .gif • .jpeg or .jpg • .bmp • .pcx • .tiff or .tif • .png Configuring confidential jobs From the home screen, touch Settings > Security > Confidential Print Setup. Configure the settings. Max Invalid PIN Limit the number of times an invalid PIN can be entered.

  • Page 31: Printing A Font Sample List

    Printing Printing a font sample list From the home screen, touch Settings > Reports > Print > Print Fonts. Touch PCL Fonts or PostScript Fonts. Canceling a print job From the printer control panel From the home screen, touch Job Queue. Note: You can also access this setting by touching the top section of the home screen.

  • Page 32: Securing The Printer

    Securing the printer Securing the printer Erasing printer memory To erase volatile memory or buffered data in your printer, turn off the printer. To erase non‑volatile memory or individual settings, device and network settings, security settings, and embedded solutions, do the following: From the home screen, touch Settings >...

  • Page 33: Statement Of Volatility

    Securing the printer Statement of Volatility Your printer contains various types of memory that can store device and network settings, and user data. Type of memory Description Volatile memory Your printer uses standard random access memory (RAM) to temporarily buffer user data during simple print jobs.

  • Page 34: Maintaining The Printer

    Maintaining the printer Maintaining the printer Warning—Potential Damage: Failure to maintain optimum printer performance, or to replace parts and supplies, may cause damage to your printer. Adjusting the speaker volume Adjusting the default internal speaker volume The speaker volume will reset to default value after the session is logged out, when the printer wakes from Sleep or Hibernate mode, or after a power‑on reset.

  • Page 35: Setting Up Serial Printing (Windows Only)

    Maintaining the printer Using the personal identification number (PIN) method From the control panel, navigate to: Settings > Network/Ports > Wireless > Wi‑Fi Protected Setup > Start PIN Method Copy the eight‑digit WPS PIN. Open a Web browser, and then type the IP address of your access point in the address field. Notes: •...

  • Page 36: Cleaning The Printer

    Maintaining the printer Apply the changes. From your computer, open the printers folder, and then select your printer. Open the printer properties, and then select the COM port from the list. Set the COM port parameters in Device Manager. Notes: •...

  • Page 37: Ordering Supplies

    74C10Y0 74C20Y0 74C30Y0 74C40Y0 74C50Y0 74C60Y0 These Return Program toner cartridges are supported in the Lexmark CS720, CS725, and CS725R printer models. These High Yield Return Program toner cartridges are supported only in the Lexmark CS725 and CS725R printer models.
  • Page 38 74C5SY0 74C6SY0 These Return Program toner cartridges are supported in the Lexmark CS720, CS725, and CS725R printer models. These High Yield Return Program toner cartridges are supported only in the Lexmark CS725 and CS725R printer models. Regular toner cartridges Item...
  • Page 39 Maintaining the printer Lexmark CS727 and CS728 Return Program cartridges Item United States European Rest of Asia Latin America Rest of Australia and and Canada Economic Pacific (RoAP) Distribution Europe, New Zealand Area (EEA+) (LAD) Middle East, (ANZ) and Africa...

  • Page 40: Replacing Parts And Supplies

    Maintaining the printer Ordering a fuser maintenance kit Fuser maintenance kit type Part number Fuser maintenance kit, type 00, 110–120 V 41X0554 Fuser maintenance kit, type 01, 220–240 V 41X0556 Fuser maintenance kit, type 02, 100 V 41X0552 Ordering a transfer module Item Part number Transfer module...
  • Page 41 Maintaining the printer Remove the waste toner bottle. Remove the imaging kit.
  • Page 42 Maintaining the printer Remove the black toner cartridge. Remove the imaging unit. Warning—Potential Damage: Do not expose the photoconductor unit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems. Warning—Potential Damage: Do not touch the shiny photoconductor drum under the imaging kit. Doing so may affect the quality of future print jobs.
  • Page 43 Maintaining the printer Insert the black toner cartridge. Insert the imaging kit.
  • Page 44 Maintaining the printer Insert the waste toner bottle. Close door B. Replacing the imaging kit Open door B.
  • Page 45 Maintaining the printer Remove the waste toner bottle. Remove the imaging kit.
  • Page 46 Maintaining the printer Remove the toner cartridges. Unpack the new imaging kit, and then remove the packing material. Note: The imaging kit includes the imaging kit and the cyan, magenta, and yellow developer units. Remove the black imaging unit. Warning—Potential Damage: Do not expose the photoconductor unit to direct light for more than 10 minutes.
  • Page 47 Maintaining the printer Insert the toner cartridges. Insert the new imaging kit.
  • Page 48 Maintaining the printer Insert the waste toner bottle. Close door B. Replacing a toner cartridge Open door B.
  • Page 49 Maintaining the printer Remove the toner cartridge. Unpack the new toner cartridge. Insert the new toner cartridge. Close door B.
  • Page 50 Maintaining the printer Replacing the waste toner bottle Open door B. Remove the waste toner bottle. Unpack the new waste toner bottle.
  • Page 51 Maintaining the printer Insert the new waste toner bottle. Close door B. Replacing the fuser Turn off the printer, and then unplug the power cord from the electrical outlet. Open doors A and D. CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it.
  • Page 52 Maintaining the printer Insert the new fuser. Close doors D and A. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 53 Maintaining the printer Remove the pick roller. Unpack the new pick roller.
  • Page 54 Maintaining the printer Insert the new pick roller until it clicks into place. Insert the tray. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 55 Maintaining the printer Remove the pick roller. Unpack the new pick roller. Insert the new pick roller until it clicks into place. Close the multipurpose feeder. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 56 Maintaining the printer Remove the separator pad. Unpack the new separator pad. Insert the new separator pad until it clicks into place. Insert the tray.
  • Page 57 Maintaining the printer Replacing the transfer module Turn off the printer, and then unplug the power cord from the electrical outlet. Open door B. Remove the waste toner bottle.
  • Page 58 Maintaining the printer Remove the imaging kit. Open door A. CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it.
  • Page 59 Maintaining the printer Remove the transfer module. Unpack the new transfer module, and then remove the packing material. Insert the new transfer module. Close door A.
  • Page 60 Maintaining the printer Insert the imaging kit. Insert the waste toner bottle. Close door B. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.

  • Page 61: Moving The Printer

    • Make sure that there is adequate clearance around the printer. Note: Damage to the printer caused by improper moving is not covered by the printer warranty. Shipping the printer For shipping instructions, go to http://support.lexmark.com or contact customer support.

  • Page 62: Saving Energy And Paper

    Use the preview feature to see how the document looks like before printing it. • Print one copy of the document to check its content and format for accuracy. Recycling Recycling Lexmark products To return Lexmark products for recycling: Go to www.lexmark.com/recycle. Select the product you want to recycle.
  • Page 63 The foam used in Lexmark packaging is recyclable where foam recycling facilities exist. Facilities may not exist in your area. When you return a cartridge to Lexmark, you can reuse the box that the cartridge came in. Lexmark recycles the box.

  • Page 64: Clearing Jams

    Clearing jams Clearing jams Avoiding jams Load paper properly • Make sure that the paper lies flat in the tray. Correct loading of paper Incorrect loading of paper • Do not load or remove a tray while the printer is printing. •...

  • Page 65: Identifying Jam Locations

    Clearing jams • Flex, fan, and align the paper edges before loading. • Do not use paper that has been cut or trimmed by hand. • Do not mix paper sizes, weights, or types in the same tray. • Make sure that the paper size and type are set correctly on the computer or printer control panel. •...

  • Page 66: Paper Jam In Trays

    Clearing jams Paper jam in trays Pull out the tray. Warning—Potential Damage: A sensor inside the optional tray is easily damaged by static electricity. Touch a metal surface before removing the jammed paper in the tray. Remove the jammed paper. Note: Make sure that all paper fragments are removed.

  • Page 67: Paper Jam In The Multipurpose Feeder

    Clearing jams Paper jam in the multipurpose feeder Remove paper from the multipurpose feeder. Pull out the tray. Remove the jammed paper. Note: Make sure that all paper fragments are removed. Insert the tray. Paper jam in the standard bin Remove the jammed paper.

  • Page 68: Paper Jam In Door A

    Clearing jams Close doors D and A. Paper jam in door A Paper jam in the fuser Open door A. CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it. Remove the jammed paper.
  • Page 69 Clearing jams Open the fuser access door. Remove the jammed paper. Note: Make sure that all paper fragments are removed.
  • Page 70 Clearing jams Close door A. Paper jam in the duplex unit Open door A. CAUTION—HOT SURFACE: The inside of the printer might be hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it.
  • Page 71 Clearing jams Open the duplex cover. Remove the jammed paper. Note: Make sure that all paper fragments are removed. Close the duplex cover and door A.

  • Page 72: Troubleshooting

    Troubleshooting Troubleshooting Network connection problems Cannot open Embedded Web Server Action Step 1 Go to step 2. Install a supported browser. Check if you are using a supported browser: • Internet Explorer® version 9 or later • Safari version 8.0.3 or later •...
  • Page 73 Troubleshooting Action Step 6 Go to step 7. Contact your administrator. Check if the web proxy servers are disabled. Are the web proxy servers disabled? Step 7 The problem is Contact customer solved. support. Access the Embedded Web Server. Did the Embedded Web Server open? Unable to read flash drive Action Step 1...

  • Page 74: Hardware Options Problems

    Troubleshooting Hardware options problems Cannot detect internal option Action Step 1 The problem is Go to step 2. solved. Turn off the printer, wait for about 10 seconds, and then turn it back Does the internal option operate correctly? Step 2 Go to step 4.
  • Page 75 Troubleshooting Internal solutions port does not operate correctly Action Step 1 Go to step 3. Go to step 2. Print a menu settings page, and then check if the internal solutions port (ISP) appears in the Installed Features list. Is the ISP listed in the Installed Features list? Step 2 The problem is Go to step 3.

  • Page 76: Issues With Supplies

    Troubleshooting Defective flash detected Try one or more of the following: • Replace the defective flash memory. • From the printer control panel, select Continue to ignore the message and continue printing. • Cancel the current print job. Not enough free space in flash memory for resources Try one or more of the following: •...
  • Page 77 The printer has detected a non‑Lexmark supply or part installed in the printer. Your Lexmark printer is designed to function best with genuine Lexmark supplies and parts. Use of third- party supplies or parts may affect the performance, reliability, or life of the printer and its imaging components.

  • Page 78: Paper Feed Problems

    Troubleshooting Paper feed problems Envelope seals when printing Action Contact The problem is Use envelopes that have been stored in a dry environment. customer solved. Note: Printing on envelopes with high moisture content can seal the support. flaps. Resend the print job. Does the envelope seal when printing? Collated printing does not work Action...
  • Page 79 Troubleshooting Paper curl Action Step 1 Go to step 2. The problem is solved. Move the paper guides in the tray to the correct position for the paper loaded. Is the paper still curled? Step 2 Go to step 3. The problem is solved.
  • Page 80 Troubleshooting Action Step 2 The problem is Contact customer solved. support. From the home screen, touch Settings > Paper > Tray Configuration > Paper Size/Type. Set the paper size and type to match the paper loaded in the linked trays. Print the document.
  • Page 81 Troubleshooting Paper frequently jams Action Step 1 Go to step 2. The problem is solved. Pull out the tray. Check if the paper is loaded correctly. Notes: • Make sure that the paper guides are positioned correctly. • Make sure that the stack height is below the maximum paper fill indicator.

  • Page 82: Printing Problems

    Troubleshooting Printing problems Confidential and other held documents do not print Action Step 1 The problem is Go to step 2. solved. From the control panel, check if the documents appear in the Held Jobs list. Note: If the documents are not listed, then print the documents using the Print and Hold options.
  • Page 83 Troubleshooting Action Step 5 The problem is Contact customer solved. support. Add printer memory. Resend the print job. Are the documents printed? Slow printing Action Step 1 Go to step 2. The problem is solved. Make sure that the printer is not in Eco‑Mode and Quiet Mode. Print the document.
  • Page 84 Troubleshooting Action Step 6 Go to step 7. The problem is solved. From the Quality menu on the control panel, set the Print Resolution to 4800CQ. Print the document. Is the printer printing slow? Step 7 Go to step 8. The problem is solved.
  • Page 85 Remove, and then reinstall the printer software. Note: The printer software is available at http://support.lexmark.com. Resend the print job. Is the document printed? Print quality is poor Blank or white pages Note: Before solving the problem, print the quality sample pages to determine the missing color. From the...
  • Page 86 Troubleshooting Action Step 1 Go to step 2. The problem is solved. Remove, and then reinstall the imaging unit or imaging kit. Warning—Potential Damage: Do not expose the imaging unit or imaging kit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.
  • Page 87 Troubleshooting Action Step 2 Go to step 3. The problem is solved. Depending on your operating system, reduce the toner darkness from the Printing Preferences or Print dialog. Note: You can also change the settings on the printer control panel. Resend the print job.
  • Page 88 Troubleshooting Ghost images Leading edge A B C D A B C D A B C D A B C D Trailing edge Action Step 1 Go to step 2. The problem is solved. Load the tray with the correct paper type and weight. Resend the print job.
  • Page 89 Troubleshooting Action Step 1 Go to step 2. The problem is solved. From the home screen, touch Settings > Print > Quality. Adjust the toner darkness. Print the document. Does gray background still appear on prints? Step 2 Go to step 3. The problem is solved.
  • Page 90 Troubleshooting Action Step 2 Go to step 3. The problem is solved. Depending on your operating system, specify the paper type and weight from the Printing Preferences or from Print dialog. Notes: • Make sure that the settings match the paper loaded in the tray.
  • Page 91 Troubleshooting Action Step 1 Go to step 2. The problem is solved. Depending on your operating system, specify the paper type and weight from the Printing Preferences or Print dialog. Notes: • Make sure that the settings match the paper loaded in the tray.
  • Page 92 Troubleshooting Action Step 1 The problem is Go to step 2. solved. Squeeze and slide the paper guides to the correct position for the size of the paper you are loading. Resend the print job. Are the margins correct? Step 2 The problem is Go to step 3.
  • Page 93 Troubleshooting Action Contact customer The problem is Check if the printer supports the fonts that are installed on your support. solved. computer. From the control panel, touch: Settings > Reports > Print > Print Fonts Select PCL Fonts or PS Fonts. If the font is not supported, then install a supported font.
  • Page 94 Troubleshooting Action Step 3 Go to step 4. The problem is solved. Depending on your operating system, specify the paper type, texture, and weight from the Printing Preferences or Print dialog. Notes: • Make sure that the settings match the paper loaded in the tray.
  • Page 95 Troubleshooting Action Step 1 Go to step 2. Contact customer support. Check the printer for leaked toner contamination. Is the printer free of leaked toner? Step 2 Go to step 4. Go to step 3. From the home screen, touch Settings > Device > Preferences. Check if the paper type and size settings match the paper type and size set in the tray.
  • Page 96 Troubleshooting Action Step 1 Go to step 2. The problem is solved. Remove the tray. Remove the paper, and then load paper from a fresh package. Note: Paper absorbs moisture due to high humidity. Store paper in its original wrapper until you are ready to use it. Squeeze and slide the paper guides to the correct position for the size of the paper you are loading.
  • Page 97 Troubleshooting Action Step 2 Take note of the The problem is distance, and then solved. Using the Maintenance Defect Ruler, measure the distance contact customer between the repeating defects on the affected color page. support or your Replace the supply item that matches the measurement on the service affected color page.
  • Page 98 Troubleshooting Action Contact customer The problem is Remove, and then reinstall the imaging unit or imaging kit. support. solved. Warning—Potential Damage: Do not expose the imaging unit or imaging kit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems. Warning—Potential Damage: To avoid damage, do not touch the underside of the imaging unit or imaging kit.
  • Page 99 Troubleshooting Action Step 3 Contact customer The problem is support. solved. Remove, and then reinstall the imaging unit or imaging kit. Warning—Potential Damage: Do not expose the imaging unit or imaging kit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems.
  • Page 100 Troubleshooting Action Replace the imaging unit or imaging kit, and then resend the print Contact customer The problem is job. support. solved. Warning—Potential Damage: Do not expose the imaging unit or imaging kit to direct light for more than 10 minutes. Extended exposure to light can cause print quality problems.
  • Page 101 Troubleshooting Action Contact customer The problem is Remove, and then reinstall the imaging unit or imaging kit. support. solved. Warning—Potential Damage: Do not expose the imaging unit or imaging kit to direct light for more than 10 minutes. Extended exposure to light may cause print quality problems. Warning—Potential Damage: To avoid damage, do not touch the underside of the imaging unit or imaging kit.
  • Page 102 Troubleshooting Action Step 6 The problem is Go to step 7. solved Turn off the printer, reinstall the hardware options, and then turn it back on. For more information, see the documentation that came with the option. Is the printer responding? Step 7 The problem is Go to step 8.

  • Page 103: Color Quality Problems

    Troubleshooting Color quality problems Adjusting toner darkness From the home screen, touch Settings > Print > Quality. Adjust the toner darkness. Apply the changes. Modifying the colors in printed output From the home screen, touch Settings > Print > Quality > Advanced Imaging > Color Correction > Manual. From the Advanced Imaging menu, select Color Correction Content.
  • Page 104 Troubleshooting What is CMYK color? CMYK color is a method of describing colors by indicating the amount of cyan, magenta, yellow, and black used to reproduce a particular color. Cyan, magenta, yellow, and black inks or toners can be printed in various amounts to produce a large range of colors observed in nature.

  • Page 105: Contacting Customer Support

    Technical support via telephone is also available. In the U.S. or Canada, call 1-800-539-6275. For other countries or regions, go to http://support.lexmark.com.

  • Page 106: Upgrading And Migrating

    Application cards • Forms and Bar Code • PRESCRIBE • IPDS • Lexmark Internal Solutions Port (ISP) – MarkNet N8360 (802.11 b/g/n/a wireless print server bundled with LEX‑M06‑001 Mobile Solutions Module) – IEEE 1284‑B Parallel Card – RS‑232C Serial Card Installing a memory card CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller...
  • Page 107 Upgrading and migrating Unpack the memory card. Warning—Potential Damage: Avoid touching the connection points along the edge of the card. Insert the memory card until it clicks into place.
  • Page 108 Upgrading and migrating Reattach the access cover. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 109 Upgrading and migrating Unpack the internal solutions port (ISP) kit. Mounting bracket Thumbscrews Housing...
  • Page 110 Upgrading and migrating ISP extended cable Install the ISP into its housing.
  • Page 111 Upgrading and migrating Attach the housing to the controller board access cover.
  • Page 112 Upgrading and migrating Connect the ISP extended cable to the ISP connector in the controller board. Reattach the controller board access cover. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 113 Upgrading and migrating Installing an optional card CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.
  • Page 114 Upgrading and migrating Push the card firmly into place. Note: The entire length of the connector on the card must touch and be flush against the controller board. Warning—Potential Damage: Improper installation of the card may cause damage to the card and the controller board.
  • Page 115 Upgrading and migrating Reattach the access cover. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 116 Upgrading and migrating Unpack the hard disk. Attach the hard disk to the controller board. Warning—Potential Damage: Do not touch or press the center of the hard disk.
  • Page 117 Upgrading and migrating Open door B. Open door C.
  • Page 118 Upgrading and migrating Secure the hard disk to the printer using the thumbscrews. Close doors C and B. Reattach the controller board access cover. Connect the power cord to the electrical outlet, and then turn on the printer. CAUTION—POTENTIAL INJURY: To avoid the risk of fire or electrical shock, connect the power cord to an appropriately rated and properly grounded electrical outlet that is near the product and easily accessible.
  • Page 119 Upgrading and migrating Installing optional trays CAUTION—SHOCK HAZARD: To avoid the risk of electrical shock, if you are accessing the controller board or installing optional hardware or memory devices sometime after setting up the printer, then turn the printer off, and unplug the power cord from the electrical outlet before continuing. If you have any other devices attached to the printer, then turn them off as well, and unplug any cables going into the printer.

  • Page 120: Software

    • From the software CD that came with your printer. • Go to http://support.lexmark.com, and then select your printer and operating system. Run the installer, and then follow the instructions on the computer screen. For Macintosh users, add the printer.
  • Page 121 Updating firmware Some applications require a minimum device firmware level to operate correctly. For more information on updating the device firmware, contact your Lexmark representative. From the Embedded Web Server, click Settings > Device > Update Firmware. Browse to locate the required flash file.

  • Page 122: Notices

    For Lexmark technical support, go to http://support.lexmark.com. For information on Lexmark's privacy policy governing the use of this product, go to www.lexmark.com/privacy. For information on supplies and downloads, go to www.lexmark.com.
  • Page 123 Trademarks Lexmark, the Lexmark logo, and MarkNet are trademarks or registered trademarks of Lexmark International, Inc. in the United States and/or other countries.
  • Page 124 The WEEE logo signifies specific recycling programs and procedures for electronic products in countries of the European Union. We encourage the recycling of our products. If you have further questions about recycling options, visit the Lexmark Web site at www.lexmark.com for your local sales office phone number.
  • Page 125 ENERGY STAR ® Any Lexmark product bearing the ENERGY STAR emblem on the product or on a start-up screen is certified to comply with Environmental Protection Agency (EPA) ENERGY STAR requirements as configured when shipped by Lexmark.
  • Page 126 Description Power consumption (Watts) Printing The product is generating hard‑copy output from electronic One‑sided: 560 (CS720, CS727); inputs. 680 (CS725, CS725R, CS728) Two‑sided: 470 (CS720, CS727); 570 (CS725, CS728) Copy The product is generating hard‑copy output from hard‑copy original documents.
  • Page 127 Modular component notice (RFID) RFID models contain the following modular component: Lexmark Regulatory Type/Model Number: FCC ID:IYL0528RFU; IC:2376A-0528RFU Exposure to radio frequency radiation The radiated output power of this device is far below the radio frequency exposure limits of the FCC and other regulatory agencies.
  • Page 128 This radio product transmits in the 865–868MHz band in the EU. The maximum transmitter EIRP power output, including antenna gain, is ≤ 21dBm. Multiple model information The following information applies to all CS720, CS725, CS725R, CS727, and CS728 printer models with the following machine types and model numbers: 5028-135, 5028-630...
  • Page 129 Note: To assure compliance with FCC regulations on electromagnetic interference for a Class B computing device, use a properly shielded and grounded cable such as Lexmark part number 1021231 for parallel attach or 1021294 for USB attach. Use of a substitute cable not properly shielded and grounded may result in a violation of FCC regulations.
  • Page 130 This product satisfies the Class B limits of EN 55022 and EN55032 and safety requirements of EN 60950‑1 or EN 62368-1. Model‑specific information The following information applies only to the CS720, CS725, CS725R, CS727, and CS728 printer models with the following machine types and model numbers: 5028-1A5, 5028-6A0...
  • Page 131 The manufacturer of this product is: Lexmark International, Inc., 740 West New Circle Road, Lexington, KY, 40550 USA. The authorized representative is: Lexmark International Technology Hungária Kft., 8 Lechner Ödön fasor, Millennium Tower III, 1095 Budapest HUNGARY.
  • Page 132 Notices —Is, during normal use, free from defects in material and workmanship If this product does not function as warranted during the warranty period, contact a Remarketer or Lexmark for repair or replacement (at Lexmark's option). If this product is a feature or option, this statement applies only when that feature or option is used with the product for which it was intended.
  • Page 133 Lexmark's liability for actual damages from any cause whatsoever will be limited to the amount you paid for the product that caused the damages. This limitation of liability will not apply to claims by you for bodily injury or damage to real property or tangible personal property for which Lexmark is legally liable.

  • Page 134: Index

    Index Index cleaning the printer 36 Eco‑Settings collated printing does not configuring 18 activating Voice Guidance 20 work 78 editing contacts 19 adding contacts 18 Color Correction editing groups 19 adding groups 18 manual 103 emission adding hardware options Color Correction Content 103 notices 123, 127, 129, 130 print driver 120 color quality, troubleshooting...
  • Page 135 66 gestures 21 computer 30 jams noise emission levels 123 printing from Windows 30 avoiding 64 Non‑Lexmark supply 77 held print jobs locating jam areas 65 non‑volatile memory 33 printing from a Macintosh locations 65 erasing 32 computer 30 jams, clearing Not enough free space in flash...
  • Page 136 A 68 light print 93 Defective flash detected 76 paper jam in the multipurpose mottled print and dots 94 Non‑Lexmark supply 77 feeder 67 repeating print defects 96 Not enough free space in flash paper jam in the standard bin 67...
  • Page 137 33 job prints from the wrong enabling 73 storing print jobs 30 tray 102 using supplies job prints on the wrong genuine Lexmark parts 37 conserving 62 paper 102 genuine Lexmark supplies 37 paper curl 79 using Display Customization 17...
  • Page 138 Index using the control panel 12 using the home screen 13 using the keyboard on the display 21 verify print jobs 30 printing from a Macintosh computer 30 printing from Windows 30 vertical dark lines or streaks appear on prints 100 vertical white lines 100 Voice Guidance activating 20...

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