HP Latex 260 Maintenance and troubleshooting guide

HP Latex 260 Manual

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  • HP Latex 260 | Maintenance and troubleshooting guide - Page 1
    DESIGNJET L26500 / L26100 printer series Maintenance and troubleshooting guide Edition: 2nd edition
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 2
    to change without notice. The only warranties for HP Products and services are set forth in the express warranty statement accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 3
    Check the status of the ink system ...5 Check the status of the ink cartridges ...6 Check the status of a printhead ...6 Check the file system ...7 Printer alerts ...7 3 Firmware update ...9 4 Hardware maintenance ...11 Ink system tips ...11 Align the printheads ...11 Check substrate porosity ...12
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    ...30 Replace the printhead cleaning kit ...35 Service maintenance ...39 5 Substrate settings ...41 Download media presets ...41 Add a new substrate ...41 Faster printing ...51 Color calibration ...51 Color profiles ...52 Color reproduction tricks ...52 6 Troubleshoot print-quality issues ...53
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    Cannot insert an ink cartridge ...71 Cannot insert a printhead ...71 Cannot insert the printhead cleaning cartridge 71 Front panel recommends reseating or replacing a printhead 71 Clean the printheads ...72 Align the printheads ...72 9 Troubleshoot other issues ...75 The printer cannot get an IP
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    vi ENWW
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    guidelines ● Refer to the installation instructions before connecting the printer to the supply. ● There are no operator-serviceable parts inside the printer except those covered by HP's Customer Self Repair program (see http://www.hp.com/go/selfrepair/). Refer servicing of other parts to qualified
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    curing subsystems of the printer operate at high temperatures. Call your service representative if the printer's built-in Residual Current tap) to connect both power cords. ● Use only the power cords supplied by HP with the printer. Do not use a damaged power cord. Do not use the power cords with
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    problems associated with them. However, HP recommends that you wear gloves when handling ink system components. Warnings and cautions The following symbols are used in this manual to ensure the proper use of the printer and to prevent the printer from being damaged. Follow the instructions
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    modules after the main switch is turned off. There are no operator-serviceable parts inside the printer. Refer servicing to qualified service personnel. Disconnect all power cords before servicing. See installation instructions before connecting to the supply. Ensure that the input voltage is within
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    printer, the loaded substrate and the ink system. To use the Embedded Web Server, enter your printer's URL into your Web browser. The URL is displayed on the printer substrate, the ink cartridges, the printheads, the heaters, the printhead cleaning kit, the ink funnel and the ink maintenance kit.
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    ● Product name ● Product number ● Serial number ● Status ● Ink level, if known ● Total ink capacity in milliliters ● Expiration date ● Warranty status ● Manufacturer Check the status of a printhead The printer automatically checks and services the printheads after each print. Follow these steps to
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    NOTE: If the warranty status is See warranty note, this indicates that non-HP ink is being used. Printer service or repairs required as a result of using "non-HP" ink are not covered under warranty. See the Legal Information document for detailed warranty implications. Check the file system It is
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    8 Chapter 2 Printer status ENWW
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    www.hp.com/go/graphic-arts/) and installed in your printer using the printer's Embedded Web Server. To access the Embedded Web Server from any computer, see Check printer status on page 5. In the Embedded Web Server, select the Setup tab and then Firmware update. Follow the on-screen instructions to
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    10 Chapter 3 Firmware update ENWW
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    follow these guidelines: ● Follow the instructions on the front panel during installation. ● Allow the printer and the printhead cleaning cartridge to clean the printheads automatically. ● Avoid unnecessary removal of the ink cartridges and printheads. ● The ink cartridges should never be removed
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    Image quality maintenance > Align printheads > Manual PH alignment > Print alignment pattern. To request manual printhead alignment from the Embedded Web Server, select the Setup tab, then select Printhead alignment > Manual printhead alignment > Print. The printer prints 17 rows labelled from
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    the tested substrate is too porous, and is not supported for use with your printer. Clean the electrical connections on a printhead It is possible that the printer will not recognize a printhead after it has been installed. This can happen when ink builds up on the electrical connections between the
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    in the locating slot. 4. Close the carriage interconnect wiper, trapping the sponge in place. 5. Open the printhead carriage latch and extract the printhead that is causing the problem, as indicated on the front panel. See Replace a printhead on page 30. 14 Chapter 4 Hardware maintenance ENWW
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    up any ink deposit that may have accumulated on the bottom surface of the slot. CAUTION: If the carriage remains in the central part of the printer for sponge, clean the lower strip of electrical contacts on the printhead (unless the printhead is new). Avoid touching the upper set of electrical contacts.
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    sponge in a safe place to prevent the transfer of ink onto hands and clothing. If the front panel continues to show the Reseat or Replace message, replace the printhead or call your service representative. Clean the exterior of the printer Use a damp sponge or a soft cloth and a mild household
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    close to the third pinchwheel from the right. See Clean the substrate-advance sensor window on page 19. Follow these instructions to clean the platen. 1. Unload all substrate from the printer. See the User's guide. 2. Turn off the printer and wait until it has cooled down, then unlock and open the
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    sizes. Clean after porous substrates If you print on a porous substrate (through which ink can pass), you should clean the platen immediately after each printing session. Do not, for instance, leave the printer overnight or load a new roll without cleaning the platen first. 18 Chapter 4 Hardware
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    . You are recommended to wipe it away with a dry cloth, at least before loading a new roll. Clean (recover) the printheads To clean the printheads (which often enables them to recover from problems), go to the printer's front panel and select the icon, then select Image quality maintenance > Clean
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    heavily coated with dried ink, you may need to apply some pressure while wiping, helping the cotton to absorb the ink. Continue cleaning with fresh performance of the printer. NOTE: A visual explanation of the procedure to clean and lubricate the carriage rail can be found here: http://www.hp.com/go/
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    the rail is dry, then close the window. The carriage moves to the center of the printer so that you can reach the part of the rail under the right cover. 5. Unlock and open the printer window. 6. Clean the carriage rail area under the right cover as described in step 3. 7. Take the
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    video showing the process here: http://www.hp.com/go/L26500/videos NOTE: While lubricating, ink cartridges, printheads or printhead cleaning cartridge. 2. Make sure that no substrate is loaded. 3. Make sure that the printhead carriage is located in the service station (at the right end of the printer
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    the waste management system (see Replace the ink maintenance kit on page 27 and Replace the printhead cleaning kit on page 35). 10. For correct environmental storage conditions, see the specifications in the User's guide. NOTE: If the printer or ink cartridges are moved from a cold location to
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    2. Grip the blue tab in front of the cartridge that you want to remove. 3. Pull the blue tab down and then pull it outwards, towards you. 4. The cartridge comes out, in its drawer. 24 Chapter 4 Hardware maintenance ENWW
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    touching the end of the cartridge that is inserted into the printer, because the connection might be coated with ink. NOTE: If necessary, store a partially-used ink cartridge in the same position as if it were inserted in the printer. Avoid using a partially-used cartridge that has been stored on
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    damage is attributable to the use of a non-HP or refilled ink cartridge, HP will charge its standard time and materials charges to service the printer for the particular failure or damage. ● If failure or damage to printheads, ink cartridges, or other ink supplies is attributable to the use of non
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 33
    cap, which will be used to cover the end of the old ink tube. 2. On the printer's front panel, select the icon, then select Replace ink mainten. kit. 3. Pull the bottom of the ink tube assembly out of the printhead cleaning container. 4. Cover the end of the old ink tube with the spare cap from the
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    6. Locate the ink funnel. 7. Pull the slider with one finger while removing the ink funnel with the other hand. NOTE: You are recommended to wear gloves. 8. Remove the ink tube assembly support and the ink tube assembly. 9. Insert the new ink tube assembly. 28 Chapter 4 Hardware maintenance ENWW
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    with one finger while inserting the new ink funnel with the other hand. 11. Press the ink funnel into place. 12. Remove the cap from the bottom of the ink tube assembly. 13. Insert the bottom of the ink tube assembly into the printhead cleaning container. ENWW Replace the ink maintenance kit 29
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    filter cover. 15. Remove the old ink filter and insert a new one. 16. Close the ink filter cover. 17. Close and lock the window. Replace a printhead Remove a printhead 1. On the printer's front panel, select the icon, then select Replace printheads. 2. The carriage moves to the removal position
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    and open the window. 4. Locate the carriage on the right side of the printer. CAUTION: Avoid touching the printer's drying enclosure, which may be hot. 5. Pull up and release the latch on top of the carriage. 6. Lift up the cover. This provides access to the printheads. ENWW Replace a printhead 31
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 38
    : Do not pull abruptly. That action can damage the printhead. 10. The front-panel display identifies the missing printhead. Insert a printhead 1. If the printhead is new, shake it vigorously before removing the protective caps. Hold the printhead upright (with the protective caps facing down) and
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    if you rotate it as you insert it. 5. Push down as indicated by the arrow. CAUTION: You might feel some resistance when installing the new printhead, so you need to press it down firmly but smoothly. You should hear a beep and see confirmation on the front-panel display that the
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 40
    confirms that all of the printheads are correctly inserted. The printer starts checking and preparing the printheads. The default routine process, when all printheads are changed, takes up to 18 minutes. If the printer identifies a problem when preparing the printheads, the process takes longer, up
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    underneath the front panel, at the front of the printer. Open the door. Follow these precautions when removing a printhead cleaning cartridge: ● Be careful not to get ink on your hands. Ink may be on, around and inside the replaced printhead cleaning cartridge. ● Always handle and store the replaced
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    it out. 5. The plastic bag in which the new printhead cleaning cartridge comes can be used to dispose of the old printhead cleaning cartridge. 6. Remove the plastic cover from the new printhead cleaning cartridge. 7. Insert the printhead cleaning cartridge into the slot, in the direction indicated
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    until the door is closed. 9. When you have inserted the printhead cleaning cartridge into the printer, close the door. 10. Unlock and open the window. 11. Locate the ink funnel. 12. Pull the slider with one finger while removing the ink funnel with the other hand. NOTE: You are recommended to
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    13. Pull the slider with one finger while inserting the new ink funnel with the other hand. 14. Press the ink funnel into place. 15. Close and lock the window. 16. Open the ink filter cover. 38 Chapter 4 Hardware maintenance ENWW
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    it can resume printing, the printer needs all the ink cartridges, printheads and printhead cleaning cartridge to be installed, and the printer window and printhead cleaning cartridge door to be closed. Service maintenance During the life of your printer, components that are used constantly can
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    40 Chapter 4 Hardware maintenance ENWW
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    settings Download media presets Each supported substrate has its own characteristics. The printer changes the way it prints on a new substrate on page 41. ● Further information can be found at and http://www.hp.com/go/L26100/solutions/. Add a new substrate This section is provided in case you decide
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 48
    from your RIP vendor or substrate vendor. If not, you can start by copying printer settings from a similar substrate of the same family. For more information on substrate families, see the User's guide. If you cannot find a similar substrate for some reason, here are some recommended default
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    printheads will print over the same area of the substrate. The amount of ink fired per time unit is larger and ink , ink smears or substrate jams. Curing is needed to coalesce the latex, printer was calibrated at the factory to ensure that it advances the substrate accurately when using supported
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    printheads ink and some problems related to poor drying and curing. TIP: Select High ink level for backlit and some textile applications, or if you want high color saturation. Cutter The printer ink to pass through to the platen. Clean the sensor after using this substrate. ● You are instructed
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    printheads. 2. Open the HP diagnostic chart in the RIP. The chart is stored in your printer, at http://ip-addr/hp/device/ webAccess/images/new.tif, where ip-addr is the IP address of your printer. You can also find it at http://www.hp.com/go/L26500/manuals/ and http://www.hp.com/go/L26100/manuals
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 52
    temperature, and the total is displayed in the front panel while the printer is preparing to print. Bleeding or coalescence may appear in the first print. A longer time to start printing is required. Vertical banding or ink smears may occur. The base temperature that the substrate in the curing
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 53
    this is a critical area for correct printing results with latex inks on a wide variety of substrates. The diagram below graphically and advanced settings tables above. NOTE: tp time can be modified through the printer's front panel. Select the number of passes Increasing the number of passes will
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    your media preset are adequate. Look at the color patches in the HP diagnostic chart and check that the patches have the correct amount of ink using the guidelines below: 1. Too much ink: There are several possible symptoms of this problem. ● The last two or three scales of the chart look the same
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    media preset. For a quick solution, you could change to a different media preset that uses less ink: for example, paper-aqueous presets use less ink than self-adhesive presets. 2. Correct amount of ink: The top level of each patch shows a smooth gradient, there are no visible defects and increasing
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    media preset, and to find out how to increase the total ink limits of the media preset. For a quick solution, you could change to a different media preset that uses more ink: for example, self-adhesive presets use more ink than paper-aqueous presets. NOTE: Backlit and some textile substrates usually
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 57
    may cause slight substrate deformation, depending on the substrate. See also The printer seems slow on page 76. Color calibration The purpose of color calibration is to produce consistent colors with the specific printheads, inks and substrate that you are using, and in your particular environmental
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    problem, . 3. Manually rewind the tricks Latex inks are printer output in terms of color gamut, ink HP-branded substrates have been created following the above recommendations in order to optimize black and dark colors. You can find the HP media preset for your substrate family at http://www.hp
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    . It helps you to check the performance of the printheads that are currently installed in your printer, and to determine whether any printhead is experiencing clogging or other problems. Print the printhead status plot To print the printhead status plot: 1. Use the same substrate type that you
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    . ● Check that your printer firmware is up to date. See Firmware update on page 9. ● Check that you have the correct settings in your software program. ● Call your service representative. See When you need help on page 85. Graininess If you see this kind of problem: ● Ensure that the vertical
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    , there may be a problem of ink coalescence. Try lowering the ink quantity. If the problem persists, call your service representative. See When you a fiber attached to one of the printheads. Turn off the printer and allow it to cool down, then remove the printheads one at a time and remove any
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    See your RIP documentation. If the problem persists, call your service representative (see the User's guide). Adjust the substrate advance The substrate advance sensor measures the advance of the substrate and compensates for irregularities at every pass of the printheads. However, to fine-tune the
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    printheads. See Align the printheads on page 11. ◦ Try the automatic correction for vertical banding provided by the RIP. Depending on your firmware Reduce the ink quantity if possible. ◦ together, so that printer temperatures remain more and advance the substrate manually about 100-150 mm before
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    problem in some cases, as all the nozzles are refreshed whenever they enter the service ink supplies. The color bars are designed to exercise all the printhead nozzles, to prevent the problem from occurring. NOTE: Not all RIPs provide this option. ● Add lateral color bars to the image, manually
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    printhead status plot on page 53). Black areas look hazy If black areas look hazy or not sufficiently black, try these suggestions. ● Increase the number of passes. ● Laminate the print. ● See Color reproduction tricks on page 52. Ink smears Ink printheads. If the problem when the printer is idle
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 66
    areas of solid colors. This combination (long areas of saturated solid colors) may lead to a degradation of printhead performance, which can then cause degradation of the color inside the tile. To solve this problem, go to the front panel and 60 Chapter 6 Troubleshoot print-quality issues ENWW
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    you no longer need it, because it shortens the life of the printhead cleaning kit. ● Color variation tile to tile In some cases contiguous tiles left side of the second tile. This is a common issue of inkjet printers (both thermal inkjet and piezo inkjet), where there are slight color variations as
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    62 Chapter 6 Troubleshoot print-quality issues ENWW
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 69
    Troubleshoot substrate issues The substrate cannot be loaded successfully Here are some suggestions to try if you cannot load the substrate successfully. ● Reread the loading instructions in the User's guide lever. 2. Manually reposition the substrate on the platen. ENWW The substrate
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    problem can occur when a roll has finished and the end of the roll is stuck to the cardboard core. If this has happened, cut the end of the roll away from the core. Then feed the substrate through the printer, and load a new roll. ● Otherwise, follow the procedure described under Check the printhead
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    , it can often be cleared by loading a rigid substrate type into the printer. 14. If you find that you have print-quality problems after a jam, try realigning the printheads. See Align the printheads on page 11. Avoiding substrate jams Substrate jams may be caused by loading the substrate with
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 72
    margin will apply only to jobs that start printing when the printer is idle and when the cutter is disabled. ● Increase the next job will be printed on undamaged substrate. If the problem appears only at the beginning of the print, try the 7%) 66 Chapter 7 Troubleshoot substrate issues ENWW
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    up to 1% depending on the amount of ink used in the print. You can expect the : less than 1% To solve the tiling problem and improve the repeatability of the printed size nor coating, including HP Photorealistic This deformation later be cut automatically or manually. When there is bow deformation
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 74
    do not use the printer's cutter to cut and remove the substrate. Instead, cut the substrate manually as close as possible to the printer window, then remove the roll. If the problem remains after removing the the sensor cables are correctly secured. 68 Chapter 7 Troubleshoot substrate issues ENWW
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 75
    loopshaping core should be inserted and hanging as shown in the User's guide. The take-up reel power switch is in the Off position Ensure that -direction switch to the correct position. After 3 seconds, the printer recognizes the problem and interrupts the print job. See the first error listed in
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 76
    70 Chapter 7 Troubleshoot substrate issues ENWW
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 77
    8 Troubleshoot ink-system issues Ink maintenance kit needs to be installed If the front panel tells you that the ink maintenance kit needs to be installed, it means that the kit has not been installed in your printer. Perform the normal procedure for replacing the ink maintenance kit (see Replace
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 78
    and vellum are not suitable for aligning the printheads. However, if you must perform printhead alignment with a material that is not supported, make sure you use a material with the same thickness as the material you are going to use for printing. 72 Chapter 8 Troubleshoot ink-system issues ENWW
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    the process is complete before using the printer. Scan errors during alignment If the alignment process fails, a Scanning problems message appears on the front panel. This indicates that the alignment was not completed successfully. Therefore, the printheads are not aligned and the alignment should
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    process with the printer window closed. If the problem persists after following the recommended remedies, try replacing all of the printheads. If the problem persists after replacing the printheads, a failure in the scanning system may exist. 74 Chapter 8 Troubleshoot ink-system issues ENWW
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    9 Troubleshoot other issues The printer cannot get an IP address If your network has no DHCP server, the printer cannot automatically retrieve an IP address. In this case, you must set the printer's IP address manually, in the following way. 1. Select the icon, then select Connectivity > Gigabit
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 82
    printer on again. If the problems persist, call your service from the printer and load a new roll, using the front panel to guide you through printheads if necessary. ● Does your image contain high-density black fills? That may increase printing time. ● If your printer Troubleshoot other issues ENWW
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    printer states in the User's guide. Cannot access files on the hard disk If you have trouble accessing files on the printer printer stalls when transferring data. To solve a communication problem: ● Make sure that you have selected the correct printer HP support for help: http://welcome.hp.com/country/
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    78 Chapter 9 Troubleshoot other issues ENWW
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    maintenance kit not installed The installation of the ink maintenance kit has been cancelled. To complete the installation, see Replace the ink maintenance kit on page 27. IO error Restart the printer. If the problem persists, call your service representative. See When you need help on page 85
  • HP Latex 260 | Maintenance and troubleshooting guide - Page 86
    problem persists, call your service representative. See When you need help on page 85. PDL Error: Ink system not ready Clean the printheads. See Clean the printheads on page 72. PDL Error: Job clipped The image is too large for the substrate or for the printer the correct firmware update file.
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    cleaning cartridge and check whether the cloth can be manually advanced by using the white gears on its right-hand side. If so, reinsert it. If not, try a new printhead cleaning cartridge. Turn the printer on. If the problem persists, call your service representative. See When you need help on page
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    RIP supports the printer and that the printer driver is installed in the RIP. ● Resubmit the file to the printer. ● Check that your printer firmware is up to date. See Firmware update on page 9. ● Check that you are using the latest version of your RIP. If the problem persists, call your service
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    . Disconnect the power cord, then reconnect the power cord and turn on the printer. ● Try again to upload the firmware update file to the printer. See Firmware update on page 9. If the problem persists, call your service representative. See When you need help on page 85. 76:03 A "disk out of
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    Printer logs If you go to the front panel and select the icon, then Printer logs, you can choose to display on the front panel a log of recent system errors, warnings, or printhead or ink cartridge events. 84 Chapter 10 Front-panel error messages ENWW
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    documents are provided with your printer, and can also be downloaded from http://www.hp.com/go/L26500/manuals/ and http://www.hp.com/go/L26100/manuals/. ● Site preparation guide ● Installation guide ● User's guide ● Maintenance and troubleshooting guide (this document) ● Legal information Customer
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    to fix a problem. There are two different ways to request this list: ● In the Embedded Web Server, select the Support tab and then Service support > Printer information. ● From any computer with Internet access, enter the URL of your printer into a Web browser, followed by /hp/device/webAccess
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    that can be changed in order to solve the problem. Some possible side-effects are also shown. For a more detailed treatment of any particular problem, please see the relevant chapter in this guide. Problem Parameter Durability problems, ink smudges or Curing temperature oily finish Number of
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    88 Appendix A Summary of common printing problems ENWW
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    kit needs to be installed 71 ink system status 5 ink system tips 11 IP address, set manually 75 L labels, warning 3 loading substrate problems 63 M maintenance, service 39 manuals 85 media presets downloading 41 move the printer 22 N non-HP ink cartridges 26 P porosity check 12 print-quality
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    printhead status plot 53 printing faster 51 R refilled ink cartridges 26 S safety labels 3 safety precautions 1 service information print 86 service maintenance 39 slow printing 76 statistics ink cartridge 6 store the printer adjustment 56 support services HP Customer Care 85 T take-up
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Edition: 2nd edition
DESIGNJET L26500 / L26100 printer series
Maintenance and troubleshooting guide