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HP DesignJet L65500 User's Manual

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1. coooccccoccccncncnnccncncononcnnoncnnnnnnnnnnnnonnnnnnnnnnnnnrnnrnnrnrnroncnnnnaninos 41 9 Troubleshoot other issues The printer does not print oocoooccconcccncccncncnoconononoconocononononanonononnononennnnnonnnnnnnnnnnnanenanenanenanenaninanes 42 The printer seems SIOW essa it cia att 42 The HP Internal Print Server cannot detect the printer oocccocccccncoccncocncocnccoccnncnoncnnnnnconncnncnnnonnns 42 Upgrade the HP Internal Print Server cccccssccccssseeceeseeeceseeeceuseecsaueessaueeseeaseessugeessageeessaeeessagees 43 Print job files have not been properly deleted ooccccoccccoccncoccncccoconononnocnnnnonnnnnnnnnnonnnnnnonononnanos 43 Ho geo o A euna ducanoet de nd a aiaei 43 ENWW 10 Front panel error messages 11 When you need help ES UI os A PI eee OO A O 6 OU O OE A 48 alo A 48 IPC USIOME O AO as 48 A o E UR O O A 50 Appendix A Preset creation flowchart ENWW V vi ENWW 1 Safety precautions General safety guidelines A WARNING Internal circuits use hazardous voltage capable of causing death or serious personal injury No operator serviceable parts inside Refer servicing to qualified service personnel The disconnecting devices for servicing are two Branch Circuit Breakers located in the building s Power Distribution Unit PDU Electric shock hazard Due to risk of electrical shock do not attempt the following actions e Dismantle the electri
2. 9 Close the carriage cover and the printhead access door 10 Press the OK key when finished Replace the line sensor box An alert is displayed when the line sensor box needs to be replaced The printer moves the carriage to the right so that the box is easily accessible and turns off power to the carriage When you see the alert follow this procedure to replace the box 1 Go to the front panel and select Replace sensor box from the Preventive Maintenance menu 2 The carriage moves out from the right cover 3 Unscrew the three screws of the line sensor box and disconnect the connecting cable ab S G 19 ed 19 Q 49 2 O See 1 L ENWW Replace the line sensor box 23 L D a o 9 D r D D O e a A A Remove the line sensor box Connect the cable to the new line sensor box Place the new box into the printer and fix it in place with the screws No tool is needed Press OK at the front panel The printer turns on power to the carriage and checks the sensor Replace the printhead cleaning roll and aerosol filters The printhead cleaning roll is used to clean the printheads between printing passes It must be replaced periodically in order to maintain print quality The frequency of replacement depends on your use of the printer approximately monthly with average use An alert is displayed when 75 of the roll has been used and again
3. 78 1 04 The substrate preset is damaged or missing Import or create a new preset for the loaded substrate See the User s guide 78 2 01 The substrate may have become detached from the rear spindle or the core is slipping on the spindle This could mean that you have reached the end of the roll or that the spindle is not correctly inflated The substrate will be unloaded 81 01 Possible substrate jam If there is really a substrate jam see The substrate has jammed on page 31 Otherwise restart the printer Y fe O LL ENWW 47 11 When you need help Documentation The following documents are provided with your printer and can also be downloaded from http www hp com go L65500 manuals e Site preparation guide e Site preparation checklist e User s guide e Maintenance and troubleshooting guide e Legal information HP Proactive Support HP Proactive Support helps reduce costly printer downtime by preemptively identifying diagnosing and resolving printer issues before they become problems for you HP s Proactive Support tool is designed to help businesses of all sizes reduce support costs and maximize productivity all with the click of a mouse A component of the HP Imaging and Printing suite of services Proactive Support helps you gain control of your printing environment with a clear focus on maximizing the value of your investment increasing printer uptime and re
4. 7 Move the carriage manually into the electrical compartment L D o D i D r D D O 8 Turn the printer back on 14 Chapter 4 Hardware maintenance ENWW 9 Select Carriage beam position gt Move to printing normal from the front panel s Substrate menu to lower the carriage beam into its normal position close to the substrate This process takes about two minutes to complete 10 Replace the carriage oiler foams see Replace the carriage oiler foams on page 21 While replacing the foams also replace both of the oil wicks Clean the exterior of the printer Clean the outside of the printer and all other parts of the printer that you regularly touch as part of normal operation with a damp sponge or a soft cloth and a mild household cleaner such as non abrasive liquid soap A WARNING To avoid an electric shock make sure that the printer is turned off and unplugged before you Clean it Do not let water get inside the printer A CAUTION Do not use abrasive cleaners on the printer Clean the ink deposits There are three ink deposits one for each printhead They may need to be cleaned every three or four months depending on your use of the printer An alert is displayed when the ink deposits are 85 full and again when they are full and need to be cleaned 1 Go to the front panel and select Clean ink deposits from the Preventive Maintenance menu K 2 Wait until the printhead car
5. Therefore try decreasing the drying temperature or the vacuum For information on how to adjust printer settings see the User s guide p m 1 Nn ab ur 49 Sun sun 12 lo m a The ink is still wet when the substrate emerges 1 Reduce the ink limits 2 Increase temperature settings for drying and curing For information on how to adjust printer settings see the User s guide There are ink marks on the substrate This problem can be caused by the carriage touching the substrate and smearing the ink 1 Ifthe ink marks occur at the sides of the substrate and not in the center check that the substrate edge holders are correctly placed 2 Check that the vacuum and tension levels are correct 3 Ifyou see large drops of ink clean the printheads to remove any loose fibers For information on how to adjust printer settings see the User s guide ENWW The substrate sticks to the platen 33 7 Troubleshoot print quality issues General advice When you have any print quality problem e Toachieve the best performance from your printer use only genuine HP supplies and accessories whose reliability and performance have been thoroughly tested to give trouble free performance and best quality prints For details of recommended substrates see the User s guide U gt T Q S lt N 0 c D N e Check that the substrate type selected in the HP Internal Print Server is the same as
6. Centers a on page 49 a fe 14 3 The tri phase voltage is not set Set it using the front panel LL 14 5 12 Restart the printer ENWW A O1 TI e 5 T y D 5 LA D om O T Table 10 2 Numerical error codes continued Error code Recommendation 14 8 14 9 15 1 18 2 16 2 41 1 03 41 3 10 41 4 03 44 1 03 44 2 10 44 3 10 44 4 03 45 1 03 45 2 10 45 3 10 45 4 03 46 1 01 46 2 01 46 3 01 47 1 03 48 1 1 48 1 3 48 1 4 48 1 5 50 01 50 03 50 1 10 50 2 10 Emergency stop button pushed Release all four emergency stop buttons Turn circuit breaker ACB 1 off and then on Fuse error Turn off the printer see the User s guide Open the FH11 fuse holders and check the fuses Replace any fuse if necessary The printer is unable to warm up to its working temperature Check that the tri phase power supply is working This problem can also be caused by holes in the substrate by reflective or transparent substrates or by a dirty or faulty infrared sensor The printer is unable to cool down to its working temperature Call your service representative See HP Customer Care Centers on page 49 The printer is unable to warm up to its working temperature Check that the tri phase power supply is working The printer is unable to cool down to its working temperature If the ambient temperature is within the normal range this problem may be caused by removing the
7. hazard A CAUTION The drying and curing subsystems of the printer operate at high temperatures To avoid the risk of fire take the following precautions when operating the printer e Do not manipulate the heating modules e Load substrates that withstand temperatures of 125 C Heavy substrate hazard Special care must be taken to avoid personal injury when handling heavy substrates e Handling substrate rolls always requires at least two people Care must be taken to avoid back strain and or injury e Always use a forklift pallet truck or other handling equipment to lift substrates e Always wear personal protective equipment including boots and gloves Ink handling Your printer does not use solvent inks and does not have the traditional problems associated with them However HP recommends that you wear gloves when handling ink cartridges or printhead cleaner rolls 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 marked with these symbols A WARNING Failure to follow the guidelines marked with this symbol could result in serious personal injury or death A CAUTION Failure to follow the guidelines marked with this symbol could result in minor personal injury or damage to the product Warning labels Label Explanation Current leakage may exceed 3 5 mA The printer can be connected to powe
8. lines are visible only in dark or saturated colors try the following remedies in this order a Increase the number of passes b Lower the ink limit for the selected print mode c Increase the drying temperature Y 17 9 gt 19 y ed c A If you have adjusted the substrate advance setting but there are still white and dark lines distributed randomly across the same print 1 Check the substrate advance status in the HP Internal Print Server If there is a warning message a Unload the substrate and clean the substrate advance sensor b Reload the substrate and check it as usual c Ifthe warning message persists probably the substrate type is invisible to the substrate advance sensor so you should turn off the sensor in the Loaded Substrate window in the HP Internal Print Server and adjust the substrate advance manually 2 Ifthe problem persists increase the number of passes 3 Ifthe problem persists recreate the substrate preset If there are one or more thick lines across the width of the substrate where one color seems to be missing 1 Request a hard clean of the printhead that seems to be failing See Clean the printheads on page 18 2 Open the door on the front right of the printer and pull out the printhead cleaning roll assembly 3 You should see ink on the upper horizontal part of the roll and also on the vertical part of the roll If you see no ink on the vertical part of the
9. substrate too quickly after printing Try leaving the substrate in the printer until temperatures settle down after printing Restart the printer Possible substrate jam If there is really a substrate jam see The substrate has jammed on page 31 Otherwise restart the printer Restart the printer Possible substrate jam If there is really a substrate jam see The substrate has jammed on page 31 Otherwise restart the printer Restart the printer There is a problem with the yellow magenta printhead primer See Maintain the printhead primers on page 20 There is a problem with the light cyan light magenta printhead primer See Maintain the printhead primers on page 20 There is a problem with the cyan black printhead primer See Maintain the printhead primers on page 20 The printhead cleaning advance motor has failed to perfom the wiper advance movement as expected The pinch module is not properly closed or the roll path is stuck the roller can not move the substrate Carriage beam error Restart the printer then go to the front panel and select the Substrate Management icon then Carriage beam position gt Carriage system recovery Carriage beam error Restart the printer If the error persists call your service representative see HP Customer Care Centers on page 49 If no error is reported but there is still some problem with substrate advance go to the front panel and select the Substrate Management icon then Carr
10. 4 Check thot your printer 5 dle berir proceeding with th finmwart updole procesa The Irereare update could fod if your printer i busy for example pining a pb or calbraling 5 Use the UPDATE bution to send the selected file Lo the printer When you update pour fiimware your printer will reboot after the update Update Follow the instructions on your screen to download the firmware file and store it on your hard disk Then select the downloaded file and click Update The firmware includes a set of the most commonly used substrate presets Extra substrate presets can be downloaded separately see the User s guide 0 O eP Q D 3 eb D Q O D 30 Chapter5 Software maintenance ENWW 6 Troubleshoot substrate issues The substrate cannot be loaded successfully A substrate cannot be loaded unless all printer subsystems e g the ink system are ready If the printer is unaware of the carriage beam position after a printer recovery or shutdown go to the front panel and select the Substrate Management icon ol then Carriage beam position gt Carriage system recovery Check that the spindle is correctly inflated Try using the front panel to advance the substrate at least 10 ft 3 m then move it back and try to load it again If it will not load perhaps the substrate is not attached to the input core try a different roll The substrate has jammed If the printer reports a substrate jam fo
11. Clean option Printhead cleaning Check and clean ick the following bution bo launch a check and clean mow Went printed Status Print this plot lo check whech printheads suffer from clogging Print Hard cleaning Run hard clean only if youexperience problems with the printheads afer acheck and clean Wellow Magenta Gyan Back oH LIGA magenta Lig cyan If you decide on a hard clean you can select which printheads to clean Clean the substrate advance sensor ES No alert is displayed to remind you to clean the substrate advance sensor You should clean it periodically every one to three months depending on the printer usage and substrate type see note below whenever you clean the platen and whenever you have printed by accident directly onto the platen See Clean the platen on page 18 NOTE Porous substrates or liners can allow small amounts of ink to pass through to the platen and sensor window to the extent that a clean sensor can become dirty before finishing a single roll For this reason it is best to disable the sensor when loading a porous substrate and to clean the platen and sensor before loading another substrate 18 Chapter 4 Hardware maintenance ENWW The sensor is located between the second and third group of three pinches in the middle of the platen y TIP You may need a ladder to reach the sensor TIP Cleaning is easily done by reaching over the carriage beam in its low posit
12. HP Designjet L65500 Printer Maintenance and troubleshooting guide second edition Legal notices Trademarks 2009 Hewlett Packard Development Microsoft and Windows are U S Company L P registered trademarks of Microsoft Corporation The information contained herein is subject 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 or omissions contained herein Table of contents 1 Safety precautions General safety guideliNES sicarios arancel a kaiia iaa 1 Warming o and IC AUILIONS rers E 2 Waning WATS SUS sc cts E E E nmi atta uainienetincentjetiaaeatbutans 2 Emergency stop buttons cc eccccececesscceseeseseesesecensececseceneuseseeeseusessageesaseeeeseeesseeesauseneeeseseesaseesaess 4 2 Printer status CHECK SR SCANS eect csc Sete ees woe bs a ene eee deen E recibas deposiciones 5 nn A E ewe santeesenwseesceue A 5 3 Printer calibration ANO ME PAN AOS ao sisas 6 Substrate advance compensation ooccccccccccnncconncconnoncnnonnnnonnnnonnnnonnnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannnnos 7 So e o AA 8 WM SS SEV IGEN quoi oo as 10 SOOM BF OM OS AM AA 10 4 Hardware maintenance ENWW Maintain TNE RIK cartridges sincs siacasmnstuntwamasuaenanutma
13. P Internal Print Server only At the front panel select the Setup icon El then Connectivity gt Advanced gt Restore factory settings Turn the printer and the HP Internal Print Server off then turn them on again Wait for the front panel to show an IP address Check the printer s network configuration from the HP Internal Print Server see the Installation guide 42 Chapter 9 Troubleshoot other issues ENWW Upgrade the HP Internal Print Server X TIP When you have to upgrade the firmware and the HP Internal Print Server first upgrade the firmware and then the HP Internal Print Server To upgrade the HP Internal Print Server proceed as follows 1 First uninstall the current version through the Control Panel Doing so will delete the current job in the queue but not the RIP files 2 Unzip the ZIP 2 file two files to be extracted HPIPS msi and setup exe to a location on a physical hard drive not to the Desktop 3 Run the setup exe program of the new version of the HP Internal Print Server 4 Once installed open the HP Internal Print Server and select Tools gt Preferences then enter the printer s IP address Print job files have not been properly deleted See the User s guide to find out how to delete a job completely Color calibration fails Automatic color calibration may fail occasionally You may see the front panel error message Color calibration cancelled because of scanning errors which can be cau
14. are using the correct ICC profile for your substrate and print mode For information on how to adjust printer settings see the User s guide 38 Chapter 7 Troubleshoot print quality issues ENWW Colors are inaccurate 1 Check that the substrate has been correctly loaded 2 Check that the loaded substrate is the same as the substrate selected in the HP Internal Print Server 3 Check that the ICC profile used by the RIP is correct for the loaded substrate 12 17 2 gt 9 _ c QA ENWW Colors are inaccurate 39 Y lt 0 ep TA 0 D 0 8 Troubleshoot ink cartridge and printhead issues Cannot insert an ink cartridge 1 Use the correct procedure to change ink cartridges through the front panel See the User s guide 2 Check that there is no obstruction in the ink cartridge connector 3 Check that the ink cartridge is of the correct color A connector will refuse to connect to a cartridge of the wrong color 4 Check that the ink cartridge is correctly oriented compare with the others Cannot insert a printhead 1 Use the correct procedure to change printheads through the front panel See the User s guide 2 Check that there is no obstruction in the printhead slot 3 Check that the printhead is correctly oriented compare with the others 4 Check that you have closed and latched the printhead cover The front panel recommends replacing or reseati
15. atic Tracking OMAS field in the Loaded Substrate window of the HP Internal Print Server An alert will advise you if necessary NOTE The substrate advance sensor scans the back side of the substrate which it expects to be of a single color and shade It is not guaranteed to work correctly if the back side has been printed on in this case there may be no alert from the printer but the sensor should be turned off Color calibration Color calibration enables your printer to produce consistent colors with a particular substrate type even if printheads ink cartridges and environmental conditions change After color calibration you can expect to get prints with the same colors from any two different printers situated in different geographical locations U ag P D O y Er O 5 The color calibration test chart is printed using the following print mode depending on the ink density used with your substrate e Six passes for 100 ink density e Eight passes for 150 ink density e Fourteen passes for 250 ink density For this reason you are strongly recommended to have fine tuned the appropriate print mode before starting color calibration To fine tune your substrate preset for a specific print mode see the User s guide To start color calibration from the HP Internal Print Server select Substrate gt Color calibration then click the Calibrate button 8 Chapter 3 Printer calibration ENWW The calibration
16. b error substrate too small Low cleaner roll 44 Chapter 10 Front panel error messages Recommendation You are advised to replace the ink cartridge See the User s guide Be ready to replace the ink cartridge soon Install the correct ink cartridge See the User s guide Replace the ink cartridge See the User s guide You are advised to replace the ink cartridge See the User s Install the correct printhead See the User s guide You are advised to perform printhead alignment See Align the printheads on page 6 Check that the correct printheads and the latest firmware release have been installed Remove the printhead clean any ink from the electrical connectors on the printhead do not try to clean the nozzles and reinsert the printhead See the User s guide You are advised to clean the ink deposits See Clean the ink deposits on page 15 Go to the front panel and select the Ink System menu then Check cleaner roll Pull out the printhead cleaning roll assembly raise the pinchwheels wind the roll forward manually then lower the pinchwheels and push the assembly back into the printer The color calibration chart could not be scanned successfully with the current substrate See Color calibration fails on page 43 Check the connection to the printer Please wait a while If the printer does not recover restart it If the problem persists check the configuration of the HP Internal Print Server compute
17. b on the upper left and move the pinch system aside 7 Pass the leading edge of the roll over the upper rollers and thread the cleaning material through the rollers on the left 8 There is a strip of polyester film on the leading edge of the cleaning material Insert it into the hole in the takeup core which takes hold of it ab S Sc 19 ed o Q y 2 po Su 1 L ENWW Replace the printhead cleaning roll and aerosol filters 25 9 Slide the takeup core onto the lower axle It clicks into place Ef NOTE Ifthe cleaner roll has not been properly installed you may see a message about clearing a printhead cleaning roll jam Pull the whole assembly out wind a little of the roll forward then slide it back in again The printer will check the roll again 10 Restore the pinch system by moving the black knob back into place If you feel resistance because the cleaning roll is too tight turn the roll slightly counter clockwise 11 Grip the handle and push the whole printhead cleaning roll assembly back into the printer 12 Close the door Do not empty the drain container this is done by a service engineer during preventive maintenance Replace the aerosol filters 1 Open the printhead access door in the side of the printer and lift the carriage cover L D a o N a D 3 D et D 5 D O 2 The aerosol filter containers are on the near and the far sides of the
18. caduaanendizouaaedu sebivue aaa Eaa aa EEEa aa 11 Maintain the printheads cccoccconcconcconncccnnncnononononononnonnnnnnnnnnnonnnonnnonnnonnnnnnnrnnnnonnnrnnnrnnnnennnennnennness 11 Maintain the substrates surcos eii 11 Check the printheads ccccocccoccncccncoccnoconccocnononcnnnnnnnnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnrnnnnnnnnnnnnnrnnnannnaninnnnns 12 Glean the Carmiade COVEN minoica ad aia 12 Clean the carriage rails econ dida 13 Clean the exterior Of the printer o oooccccocccccccncccnncccnncconnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenaninnaness 15 ss nn E A E E A T 15 Clean the line sensor and aerosol inlets occcoccccocnconcccocnoconononncononononononnnonnnonnnnonnnnnnncnannonnnenenos 16 Clean the main roller coooccccccccocncccnoconononnncnnnccnnnocnnnnonnnonnnnonnnnnnnnnnnnnonnnnnnnnnnnnonnnnonannnonaninnnnnnanoss 17 Clean the substrate edge holders ccoooccccccnccnocnccnonccononocacononnnnonanoncnnnnonannonannnnnnnnonannnnnanennnnnenos 17 Clean the pinch Wheels ooccccocccconccocnccccnoconononnnonononnnnonnnnonnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannnnnaninanens 18 Glean G0 1 PP NOPeo PP qoadanaticac ra ek 18 Clean the printheads cccccccccscccseeeeeeeceeeeceeeeseeeeseeseaeeseeeesseeeeaeesaueeseueesseeesaueesaeeesaeessueeseeeeseeeeaeess 18 Clean the substrate advance Sensor cccceccccecccseeceaeeceeseececeececeeceseecesee
19. cal control cabinet e Dismantle the drying and curing subsystems of the printer e Remove or open any other closed system covers or plugs Ef NOTE Fuses that blow after being replaced may indicate malfunctioning electrical circuits within the system Have the system checked by qualified service personnel and do not attempt to replace the fuse again Mechanical hazard The printer has moving parts that can cause injury To avoid personal injury take the following precautions when working close to the printer e Keep your clothing and all parts of your body away from the printer s moving parts e Avoid wearing necklaces bracelets and other hanging objects e If your hair is long try to secure it so that it will not fall into the printer e Take care that sleeves or gloves do not get caught in the printer s moving parts e Avoid standing close to the fans which could cause injury and could also affect print quality by obstructing the air flow Heat hazard The drying and curing subsystems of the printer operate at high temperatures and can cause burns if touched To avoid personal injury take the following precautions e Avoid direct contact with the drying and curing area of the printer e Take special care when accessing the substrate path ENWW General safety guidelines 1 YN G O prar m 49 S Q Sun Q gt lt Q Gan rp V 0 gt D r lt xe D O O O YN Fire
20. d 12 Sa A ENWW 51 Index A aerosol filters maintenance 24 alerts errors 5 alerts warnings 5 automatic tracking 7 B banding problems 7 C calibration color 8 carriage cover cleaning 12 carriage oiler foams replacing 15 carriage rails cleaning 13 caution 2 clean the printer 15 cleaning kit 28 color calibration 8 color calibration cancelled 9 color profiles 10 colors inaccurate 39 colors washed out 38 Customer Care 48 D documentation 48 E electromagnetic disturbances 42 emergency stop buttons 4 error messages front panel 44 F files not properly deleted 43 firmware update 30 G graininess 37 52 Index H HP Customer Care 48 HP Internal Print Server maintenance 29 upgrade 43 HP Proactive Support 48 ink cartridge cannot insert 40 maintenance 11 reseat 40 ink deposits maintenance 15 ink restrictions 10 L labels warning 2 line sensor cleaning 16 line sensor box replacing 23 load substrate cannot load 31 M main roller cleaning 17 maintenance kits 28 move the printer 27 O overheated printhead 41 P pinch wheels cleaning 18 platen cleaning 18 primer maintenance 20 print quality problems banding 34 colors inaccurate 39 colors misaligned 36 colors washed out 38 edges rough or blurred 38 general 34 graininess 37 horizontal lines 34 smudged print 38 substrate not flat 38 printer does not print 42 printer not detected 42 p
21. ducing printer management costs HP recommends that you enable Proactive Support right away to save you time and prevent problems before they occur reducing costly downtime Proactive Support runs diagnostics and checks for software and firmware updates You can enable Proactive Support in the HP Internal Print Server by selecting Tools gt Proactive Support where you can specify the frequency of connections between your computer and HP s Web server and the frequency of diagnostic checks You can also choose to run the diagnostic checks at any time If Proactive Support finds any potential problem it notifies you with an alert which will explain the problem and recommend a solution In some cases the solution may be applied automatically in other cases you may be asked to perform some procedure to solve the problem HP Customer Care HP Customer Care offers award winning support to ensure you get the most from your HP Designjet providing comprehensive proven support expertise and new technologies to give you unique end to end support Services include setup and installation troubleshooting tools warranty upgrades repair and exchange services phone and Web support software updates and self maintenance services To find out more about HP Customer Care please visit us at http www hp com go graphic arts 48 Chapter 11 When you need help ENWW or call us on the telephone see HP Customer Care Centers on page 49 To register yo
22. e Control Panel Hardware and Sound gt Power Options the high performance power plan should be selected and sleep mode disabled A blank screen saver should be used Press the start button and right click Computer Select Manage gt Device Manager gt Disk drives Right click the hard disk and select Properties gt Policies Ensure that Optimize for performance Enable write caching on the disk and Enable advanced performance are all enabled Ensure that scheduled defragmentation is enabled Press the start button and right click Computer Select Manage gt Disk Management Right click the hard disk and select Properties gt Tools gt Defragment Now and ensure that Run on a schedule is enabled In the Control Panel select System gt Advanced system settings gt Advanced gt Performance gt Visual Effects gt Custom Ensure that all effects are disabled except Enable Desktop composition Enable transparent glass Smooth edges of screen fonts and Use visual styles on windows and buttons Open Internet Explorer and select Tools gt Internet options gt Connections gt LAN settings Ifa proxy server is used ensure that Bypass proxy server for local addresses is enabled Ensure that the computer is connected to the Internet and use Windows Update to ensure that all available updates including Windows Service Packs have been installed successfully Start the HP Internal Print Server and use File gt Delete job to delete any
23. eeseeeeceeeeeseeeseeessaeetseeesaeeess 18 Clean the temperature sensors vicios ida 19 Maintain the printhead primers ccccccccsscccscecececeeecseeceeeceaeeceueceueecueesaeesaeesueeeeeesaeesseesagecueseeeeses 20 Replace the Carriage oiler foams ooooccccoccnconccnnonncononncononnnnnnnnncnnonnnnnnnnnrnnnnnrnnnnnrnnnnnnrnnnnnrnnnnnrnninnanins 21 Replace the line sensor DOX ccoo aa dan 23 Replace the printhead cleaning roll and aerosol filters ooocccconccconcncconncoonnconnonononenonnnon 24 MOVE MS DINO oa ea ariete 27 Printer maintenance kits ci ban 28 AS A e E E E EE T ET 28 5 Software maintenance Maintain the HP Internal Print Server 0 0 cc cccc ceca cc ccecececccececcueccucecececeueneaeauseueenereneueneanatsteeererens 29 Update the MAWAT accent ita 30 6 Troubleshoot substrate issues The substrate cannot be loaded successfully ooooccccocccncocccnoocnconcnonnncononcnconnnonnnnnnnnnnnnnnnnnnnnnnnos 31 The substrate has jammed miccional 31 The substrate is not attached to the input core oocoonncconccccccconcccnnonncnononcnonnnnnnnonnnnnnnnnronannnnnnnnnonnninanos 32 The substrate sticks to the platen ooccconcoconiconncccnoconoconoconnononononononnonnnonanononnnnnnnnanonanenaninennnenanes 33 The ink is still wet when the Substrate emerges cccceccseecceeeeeeeeeeeaeeeseeeeseeeeseeeeseeeeseeeeseeeaaeeesaneens 33 There are ink marks on the sub
24. ers such as tension or drying and curing temperatures The substrate is not wide enough Repeat the alignment process using a substrate roll at least 24 inches 610 mm wide The printer window was open during the printhead alignment process The printheads are not clean See Clean the printheads on page 18 If the problem persists please try using manual printhead alignment or call your service representative see HP Customer Care Centers on page 49 Printhead alignment diagnostic plot The printer offers a printhead alignment diagnostic plot to assess the quality of the current printhead alignment To print it start the HP Internal Print Server and select Printer gt Printhead alignment gt Diagnostics plot 1 2 3 The colored crosses on the left side of the plot should show the lines well aligned with each other The vertical lines to left of center should be straight without kinks Of the four vertical lines at the top right of the plot the leftmost two should be straight without kinks Substrate advance compensation Accurate substrate advance is important to print quality because it is part of controlling the proper placement of dots on the substrate If the substrate is not advanced the proper distance between printhead passes light or dark bands appear on the print and there may be an increase in graininess ENWW The printer has a substrate advance sensor and is calibrated to advance correctly with al
25. esentative see HP Customer Care Centers on page 49 12 2 17 A Z ue 2 gt 17 a A printhead has overheated A printhead may overheat for several reasons e The room temperature may be too high e The printhead may be suffering from blocked nozzles You may be able to cure this problem by cleaning the printheads see Clean the printheads on page 18 e The printhead may be suffering from an internal failure in which case it must be replaced A printhead has damaged the substrate When a printhead touches and damages the substrate the most likely cause is excessive heat Therefore try decreasing the drying temperature For information on how to adjust printer settings see the User s guide Incorrect printhead cleaning roll errors You should not touch the printhead cleaner roll except when you need to replace it Any interference with the roll may prevent the printer from keeping track of roll usage in which case you may see spurious error messages and a printing job may be cancelled unnecessarily ENWW A printhead has overheated 41 O D 5 D xo f e T 0 D N 9 Troubleshoot other issues The printer does not print If all is in order substrate loaded all ink components installed and no file errors there are still reasons why a file you have sent from your computer may not start printing when expected You may have an electrical power problem If
26. from the printer 3 Disconnect all ink cartridges and remove them from the printer Hold the cartridge connectors in position with adhesive tape ENWW Move the printer 27 4 Raise the feet so that the wheels A touch the ground To raise a foot a Use a 30 mm wrench to unlock the nut at the top of the foot b Rotate the nut manually down the bolt Leave about 2 cm 0 8 in clearance at the bottom between nut and foot c Use a 15 mm wrench to rotate the foot upwards Use the flat faces at the bottom of the bolt to fit the wrench d Raise the foot as far as the bolt allows e Use the 30 mm wrench to relock the nut A CAUTION Take care to raise the feet as high as you can They may break if they touch the ground while the printer is in motion 5 Push the printer from the outside corners of the top covers After moving the printer you may in some cases need an electrician to reconnect the power cables You may also need to reconfigure the network from the front panel from the HP Internal Print Server computer and from the RIP computer See the Installation guide for more details Printer maintenance kits Maintenance kits contain printer components that may need to be replaced after long use When one of them is needed an alert such as Preventive maintenance 2 is displayed by the HP Internal Print Server When you see the message you should call your service representative see HP Customer Care Centers on
27. gnment may not give good results U 2 P O y Er O 5 The procedure takes about 14 minutes and consumes 9 inches of substrate e Manual alignment provides reasonable print quality when automatic alignment is not possible typically because a highly textured or non white substrate is loaded mesh perforated some fabrics transparent colored The printer prints 8 series of patterns and you must choose the best result from each of the series for example number 10 in the picture below 7 8 9 The procedure takes about 15 minutes and consumes 9 inches of substrate 6 Chapter 3 Printer calibration ENWW Troubleshoot printhead alignment Automatic printhead alignment may fail occasionally In some cases you may see the front panel error message Automatic Printhead Alignment is cancelled because of scanning errors In other cases there is no error message but the print quality is not satisfactory Here are some possible explanations There is some problem with substrate advance see Substrate advance compensation on page 7 After fixing any substrate advance issue retry automatic printhead alignment You are using a highly textured some banners non white or very reflective Some satinated offset substrate Please use manual printhead alignment in these cases The substrate is wrinkled Check that the substrate is correctly loaded with uniform tension If necessary try adjusting substrate paramet
28. iage beam position gt Carriage system recovery Carriage beam error Restart the printer If the error persists call your service representative see HP Customer Care Centers on page 49 If no error is reported but there is still some problem with substrate advance go to the front panel and select the Substrate Management icon then Carriage beam position gt Carriage system recovery Carriage beam error Restart the printer The substrate advance sensor cannot track the substrate either because the sensor is dirty or faulty or because the substrate type is incompatible with the sensor Clean the substrate advance sensor see Clean the substrate advance sensor on page 18 If the error persists turn off the substrate advance sensor for the current substrate type If the error occurs with all substrates call your service representative See HP Customer Care Centers on page 49 The substrate advance sensor is not working Restart the printer If the error persists call your service representative See HP Customer Care Centers on page 49 You can print without the substrate advance sensor but print quality may be affected 46 Chapter 10 Front panel error messages ENWW Table 10 2 Numerical error codes continued Error code Recommendation 65 04 Restart the printer 68 This warning message indicates that the printer s internal counters are not functioning correctly You are recommended to restart the printer in the near future
29. inthead Apply a little oil grease or water to the O rings to improve their p performance o 5 ese 1 5 y 5 O 0 3 Close the printhead cover the carriage cover and the printhead access door 4 Request a hard clean of the printhead see Check the printheads on page 12 5 If the error persists call your service representative see HP Customer Care Centers on page 49 20 Chapter 4 Hardware maintenance ENWW Replace the carriage oiler foams The printhead carriage contains two chunks of foam impregnated with oil that continuously lubricate the carriage rails They may need to be replaced about every two or three months depending on your use of the printer Replacement foams are available in the Cleaning Kit 1 Go to the front panel and select Replace oiler foam from the Preventive Maintenance menu ES The carriage moves into the electrical compartment 2 Open the printhead access door 3 Slide off the cover of the left oiler foam 4 Remove the old foam insert the new foam and replace the cover ab S G 19 ed 19 Q 49 2 O See 49 L ENWW Replace the carriage oiler foams 21 5 Open the carriage cover to access the right oiler foam E D m o D o r D O D 22 Chapter4 Hardware maintenance ENWW 8 Remove the screws and the oiler foam container replace the foam and reattach the container with the screws
30. inthead alignment and or substrate advance compensation are also needed color calibration should always be the last operation You can check the color calibration status of your substrates with the HP Internal Print Server or the front panel In the HP Internal Print Server select Substrate gt Color calibration gt Show all Color Calibration e Loaded substrate Winyl Loahendened 1 re Calibration status Done NET A PWC Scrm banner backH 250 Banners Default O Green banner 100 Banners Dene A Green banner 150 Banners Default AL Green banner 250 Banners Cetaut A HP Durable Fronti Sonim Banner Banners Deinut 7 HP Quidosr Froni Scrim Banner Banners Defaut A HP Bach Sorm Banner Banners Che taut Al HP HOPE Reinforced Banner Banners Defaut WinybEalendered 100 Self adhesive Done AD Vinyl Calendered 150 Self adhesive Defaut A Vin Comndered 250 Self adhesive Delnur e Default status indicates that the substrate has never been calibrated In this case the factory default color tables will be applied to print jobs e Done status indicates that a color calibration has been performed successfully on this substrate e Obsolete status indicates that a printhead has been changed since the substrate was last calibrated and therefore the substrate should be recalibrated ENWW Color calibration 9 U P O o 9 le 5 Color calibration is based on the color measuremen
31. inting Check that the tri phase power supply is working This problem can also be caused by holes in the substrate by reflective or transparent substrates or by a dirty or faulty temperature sensor Press the Power Enable button on the lower left of the printer See the User s guide Remove the printhead See the User s guide Replace the ink cartridge See The front panel recommends replacing or reseating an ink cartridge on page 40 Replace the printhead See The front panel recommends replacing or reseating a printhead on page 40 You are advised to replace both aerosol filters See Replace the printhead cleaning roll and aerosol filters on page 24 Reseat the ink cartridge See The front panel recommends replacing or reseating an ink cartridge on page 40 Reseat the printhead See The front panel recommends replacing or reseating a printhead on page 40 Select the name of the loaded substrate in the HP Internal Print Server The substrate advance sensor cannot track the substrate and should be turned off See Substrate advance compensation on page 7 See The substrate has jammed on page 31 Be ready to replace the printhead cleaning roll very soon 02 O Table 10 2 Numerical error codes I a M ab Error code Recommendation D 14 2 Tri phase power is unexpectedly off Call your service representative and be prepared to A answer questions about indicator lights and fuses See HP Customer Care
32. ion If you try to do it by putting your arms below the beam in its high position you will find it more difficult to access the sensor and to check that it is clean 1 Unload the substrate 2 Wipe the sensor with one of the cotton swabs provided in the Cleaning Kit slightly dampened with isopropyl alcohol to remove dried ink If the sensor window is 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 swabs until the cotton stays clean and the sensor window looks clean bad When reflecting ambient light a clean sensor shows a blue colored reflection that should extend uniformly across its whole surface You can see this reflection by moving closer and slightly changing your angle of view 3 Wait 3 or 4 minutes before reloading the substrate so that the alcohol can evaporate completely Clean the temperature sensors An alert is displayed when the temperature sensors need to be cleaned which may be about every two months depending on your use of the printer When you see the alert follow this procedure to clean the sensors 1 Go to the front panel and select Clean temperature sensors from the Preventive Maintenance menu I Press OK to continue 2 Unload the substrate 3 When the substrate has finished unloading press an emergency stop button to turn off the mechanical and drying components of the printer This is advisable for
33. jobs for which there is no further use Maintain the HP Internal Print Server 29 ab S a ed 119 Q y a Update the firmware The printer s various functions are controlled by software that resides in the printer otherwise known as firmware From time to time firmware updates will be available from Hewlett Packard These updates increase the printer s functionality and enhance its features Firmware updates can be downloaded from the Internet and installed in your printer using the HP Internal Print Server select Firmware update from the Main tab Main status z Firmware update Gi Supplies Maintenance Folinw the instructions to update your prnbeds firmer Help about the Firmware update page 5 portant remark SUDENSIA DOGA MANAGERII 1 Locate the appropnate tie from the Web and download A to your hard disk drive S Troubleshooting Pease noboe thal the prnberls current frrrerare version i a you experience wery slow progresa whia Latest miar fies located at HF Designsel Onin Uploading the firmware fie io the printer the reseon NADO Support could be thal you are using a proxy server in that 2 Extroct thee contents of the downloaded file to a tolder in your computer s hard disk aee iry bypassing ihe proxy penser and acorssing the Embedded Web Serner drecity Refer 3 Use thet BROWSE bunor to stlcal he recently extracted fic to the Printer Usera Guide Tor more detals Elncrvesa
34. l the substrates appearing in the front panel When you select the type of loaded substrate the printer adjusts the rate at which to advance the substrate while printing However if you are using a custom substrate or not satisfied with the default calibration of your substrate you may wish to change the substrate advance compensation See Troubleshoot print quality issues on page 34 for steps to determine whether substrate advance compensation will solve your issue Substrate advance compensation T O prar o Su 2 49 S Sa eb ed G T a 1 You can view and change the substrate advance compensation of the currently loaded substrate at any time from the HP Internal Print Server by selecting the print job and then the Printing Adj button or by selecting Printer gt Printing adjustments Printing adjustments Substrate PVC Serim banner frondlit 100 Forint moda 4 pees 10m err n ri a p Aghvance ho AX If you prefer the print quality after changing the figure in the Advance field press the Apply button and thereafter your preferred substrate advance compensation will always be used for that particular substrate type The substrate advance sensor may not work correctly if it is dirty See Clean the substrate advance sensor on page 18 EZ NOTE Some substrates are invisible to the substrate advance sensor in which case the sensor will not work and should be turned off You can turn it off by using the Autom
35. le and load it onto the output spindle Take care to avoid telescoping Raise the pinches and in the front panel s Substrate Management menu raise the carriage beam to its maximum height Unload substrate from the roll and pass it backwards through the printer towards the input spindle Attach it to the empty core on the input spindle securing it with adhesive tape Wrap a couple of turns of substrate around the input core Take care to align the substrate with the output roll Lower the pinches At the front panel exit the Substrate Management menu replying Yes when asked about checking the substrate NOTE Ifthe substrate check fails return the roll to the input side and attach it to an empty core on the output side Raise the pinches and use the front panel s Substrate Management menu to move all the substrate onto the output core Select the correct substrate in the HP Internal Print Server Press the Form Feed key on the front panel then the Back key and wait until all the roll has been wound onto the input spindle You may decide to cancel rewinding when the substrate is detached from the output roll Then attach it to the output core to print immediately or rewind it completely onto the input core if you want to remove the roll 32 Chapter6 Troubleshoot substrate issues ENWW The substrate sticks to the platen When the substrate sticks to the platen the most likely causes are excessive heat and excessive vacuum
36. lity such as banding See Troubleshoot print quality issues on page 34 e Either the HP Embedded Spectrophotometer or the line sensor is not working properly Please refer to Clean the line sensor and aerosol inlets on page 16 If the problem persists call your service representative see HP Customer Care Centers on page 49 ENWW Upgrade the HP Internal Print Server 43 TI a e 5 T y Y 5 Le D am zm O T 10 Front panel error messages Occasionally you may see one of the following messages appear on the front panel display If so please follow the advice in the Recommendation column If you see an error message that does not appear here and you feel in doubt about the correct response or if you have followed the recommendation but the problem persists call your service representative See HP Customer Care Centers on page 49 Table 10 1 Text messages Message Color cartridge is altered Color cartridge is low on ink Color cartridge is missing Color cartridge is out of ink Color cartridge has expired Color printhead is missing Alignment pending A wrong printhead has been detected An error has occurred in printhead detection Clean drop detector spittoon Cleaner roll jam Check cleaner roll module Color calibration cancelled because of scanning errors Disconnected Ink system not ready to print Job canceled due to lack of data received from the IPS Line sensor cali
37. llow these steps 1 2 ENWW If the carriage is still moving or trying to move press an emergency stop button as quickly as possible to minimize damage to the printheads If the printer shuts itself down automatically before you reach an emergency stop button turn off circuit breaker ACB 1 Wait about ten minutes for the printer to cool down The substrate cannot be loaded successfully 31 p m 1 Nn _ 49 Sun sun 12 lo m a Y E O N z Q y N N D N If feasible manually move the carriage slowly and carefully to the side away from the substrate If this is not feasible because of the severity of the jam try raising the carriage beam to its maximum height Remove all substrate and pieces of substrate from the printing zone and from any other parts of the printer into which they may have fallen Check the curing zone in particular If you are unable to remove them all please call your service representative see HP Customer Care Centers on page 49 Before restarting the printer and reloading the substrate check that all circuit breakers are on and all emergency stop buttons released The substrate is not attached to the input core If the roll is not firmly attached to the input core you may see banding on your prints or the printer may report the end of the roll To correct the problem proceed as follows 1 ES Unload the roll from the input spind
38. maximum speed Ensure that all emergency stop buttons are released before restarting the printer 4 Chapter 1 Safety precautions ENWW 2 Printer status Check printer status You can check the current status of the printer in the following ways e The HP Internal Print Server displays the status of the printer the loaded substrate and the ink system The latest alerts are summarized at the bottom of the main window see Printer alerts on page 5 it ELE MK Y UCL M UM LE e The front panel displays the ink levels by default otherwise you can see the ink levels by selecting the the Ink System icon CG In addition the most important current alert if any is displayed in the front panel Printer alerts ENWW The printer can communicate two types of alerts e Errors When the printer is unable to print e Warnings When the printer needs attention for an adjustment such as a calibration preventive maintenance or ink cartridge replacement Printer alerts appear primarily at the HP Internal Print Server but one alert at a time also appears at the front panel e HP Internal Print Server A summary list of alerts appears at the bottom left of the main window To display a more complete and detailed list select Information gt Alerts e Front panel display The front panel shows only one alert at a time which is judged to be the most important It generally requires the user to press the OK key for confirmati
39. n for the operation of the color calibration system which may reduce color consistency Lower percentages use less ink provide a smaller color gamut and a higher range of compensation for best color consistency NOTE Ill defined ink restrictions may lead to unpredictable results You can restore the default ink restriction settings by selecting Substrate gt Edit gt Color gt Reset The Closed Loop Color Calibration and Ink Restriction Test Chart contains printed ink ramps in 2 steps which can be useful as a visual guide for selecting the ink restriction percentages To print the Closed Loop Color Calibration and Ink Restriction Test Chart select Substrate gt Edit gt Color gt Print plot Color profiles Color calibration provides consistent colors but consistent colors are not necessarily accurate For instance if your printer prints all colors as black its colors may be consistent but they are not accurate In order to print accurate colors it is necessary to convert the color values in your files to the color values that will produce the correct colors from your printer your inks and your substrate An ICC color profile is a description of a printer ink and substrate combination that contains all the information needed for these color conversions These color conversions are performed by your Raster Image Processor RIP not by the printer For further information on the use of ICC profiles see the documentation for y
40. n not required they can simply be pushed to the side away from the substrate ENWW Clean the main roller 17 L D ER o 9 ae D 3 D 5 et D O Clean the pinch wheels If the pinch wheels are dirty they can be cleaned by advancing the substrate less than a meter Cleaning the wheels manually could damage them and is not recommended Clean the platen The platen should be cleaned whenever it is visibly dirty or when you notice marks on the back of the substrate Before cleaning the platen locate the substrate advance sensor and be careful to avoid scratching it see Clean the substrate advance sensor on page 18 Clean the platen with a clean cloth dampened with water and make sure that the platen is dry before printing Clean the printheads Periodic printhead cleaning is performed automatically as long as the printer is turned on However you should clean the printheads if you are experiencing poor image quality and cannot resolve the issue by other methods This ensures that there is fresh ink in the nozzles and helps to prevents clogged nozzles If you have printed the printhead status plot you know which colors are failing Clean the printheads that are not performing adequately If you are not sure which printheads to clean clean all of the printheads To clean the printheads go to the HP Internal Print Server and select Printer gt Printhead cleaning HP recommends the Check and
41. nding see Banding on page 34 36 Chapter 7 Troubleshoot print quality issues ENWW Colors are misaligned horizontally 1 Ensure that the substrate is not skewed If there is any skew reload the substrate to correct it 2 Check the carriage beam position If itis high and the substrate type doesn t require a high position lower it 3 Ifthe problem persists realign the printheads 12 17 2 gt z _ G 0 4 Ifthe problem persists despite automatic printhead alignment try manual printhead alignment 5 Ifthe misalignment appears at the sides of the substrate but not in the center you have a problem of substrate expansion e If you are using a plastic substrate recreate the substrate preset decreasing the curing and drying temperatures as much as possible e f you are using a porous paper based substrate recreate the substrate preset increasing the drying temperature as much as possible e Some substrate types especially paper based substrates may expand because of the ambient temperature and humidity Try using a higher quality substrate that is less sensitive to temperature and humidity e If you see the problem in printed black text check in your application or in the RIP that the text color is pure black and does not contain other colors The print is grainy 1 Check that you are printing on the correct side of the substrate Make a diagnostic print and adjust the substra
42. ng an ink cartridge 1 Disconnect the ink cartridge 2 Reconnect the ink cartridge and check the front panel message 3 Ifthe problem persists insert a new ink cartridge 4 If the problem still persists call your service representative see HP Customer Care Centers on page 49 The front panel recommends replacing or reseating a printhead 1 Remove the printhead 2 Reinsert the printhead into the carriage and check the front panel message 3 Ifthe problem persists remove the printhead again Illuminate the printhead slot in the carriage and check the electrical connections to the printhead for dirt If they look dirty clean them as follows 40 Chapter 8 Troubleshoot ink cartridge and printhead issues ENWW a Turn off the printer b Place a piece of paper underneath the carriage to collect any dirt that falls through c Use the brush from the Cleaning Kit to clean the electrical connections gently but thoroughly d Use the pneumatic air gun provided for inflating the spindles to dislodge any remaining dirt You can use paper or cloth to prevent the spread of dirt e Remove any paper or cloth you have used to prevent the spread of dirt f Again illuminate the electrical connections and check that they are clean and undamaged 4 Reinsert the printhead into the carriage and check the front panel message 5 Ifthe problem persists insert a new printhead 6 Ifthe problem still persists call your service repr
43. of p d you will see missing lines in this display as shown below 4 Inthe same window select any printheads that are showing missing lines and press the Hard clean button 5 When the hard clean has finished press the Print button again to see whether the printheads have improved a 9 o D D 3 D eb D O 6 Check thatthe printheads electrical contacts are clean See The front panel recommends replacing or reseating a printhead on page 40 7 Ifyou still see five or more missing lines in any one color you are recommended to replace that printhead With fewer missing lines the printer can maintain good quality when printing with four or more passes If the above printout seems blurred or grainy you may need to change the substrate advance compensation see Substrate advance compensation on page 7 Clean the carriage cover The printhead carriage cover is designed to reflect the radiation of the drying lamps in order to avoid overheating the printheads If the cover becomes dirty it reflects less heat To avoid possible damage 12 Chapter 4 Hardware maintenance ENWW to the printheads the carriage cover may need to be cleaned about once every two months depending on your use of the printer An alert is displayed when the cover needs to be cleaned 1 Go to the front panel and select Clean carriage cover from the Preventive Maintenance menu ES The carriage moves into the electrical compa
44. oid the migration of plasticizers in some materials Move substrates from the storage area to the print production area at least 24 hours before use so that they can adapt to its temperature and humidity Maintain the ink cartridges 11 ab S a 19 ed o Q y 2 po pum 1 L Check the printheads If you believe that one or more of the printheads is performing poorly 1 Goto the HP Internal Print Server and select Printer gt Printhead cleaning Printhead cleaning Check and clean ick the following bution bo launch a check and clean now Went Eniniivedd Status Print this plot lo check whech printheads suffer from clogging Hard cleaning Run hard clean only ifyouexperience problems with the printheads aie acheck and clean Yellow Magenta oa Gyan Back HH Light magenta LigAl Ey ar 2 Press the Check button to perform routine cleaning 3 Ifthe problem persists press the Print button in the same window to print the following display Each color is printed by a single printhead and shows the performance of that printhead il MI ANA WT WU DD UNT UNT UNT UNT WO O rinthead nozzles are blocke If a significant number
45. on but in the case of a warning it disappears after a while Some alerts reappear when the printer is idle and there is nothing more important to report The following alerts require a service engineer e Preventive maintenance 1 required e Preventive maintenance 2 required Preventive maintenance 3 required e Preventive maintenance 4 required Check printer status 5 12 m _ 49 17 D _ pa A 3 Printer calibration Align the printheads Precise alignment between printheads is essential for color accuracy smooth color transitions and sharp edges in graphical elements To align the printheads go to the HP Internal Print Server and select Printer gt Printhead alignment You can select automatic or manual alignment the HP Internal Print Server will recommend one or the other but you can always choose Printhead alignment went alignment Pont this plot to help you decide whether a prenthend alagnmend s AMGAMent type fudomabe alagnment os the recommended ophon for the cunnenity landed subsirabe ntomabe recommended Maciel MA CA e Automatic alignment is a fully automated procedure that ensures optimal print quality in most cases The printer prints some patterns and scans them with the built in line sensor This is the recommended method for any smooth high quality substrates including vinyl banners or backlit If the printheads have many defective nozzles automatic ali
46. our application software and for your RIP 10 Chapter 3 Printer calibration ENWW 4 Hardware maintenance Maintain the ink cartridges During the normal lifetime of a cartridge no specific maintenance is required However in order to maintain the best print quality replace a cartridge when it reaches its expiration date An alert notifies you when any cartridge reaches its expiration date You can also check a cartridge s expiration date at any time see Check printer status on page 5 Maintain the printheads During the normal lifetime of a printhead no regular maintenance is required However in order to maintain the best print quality replace a printhead when it reaches its expiration date An alert notifies you when any printhead reaches its expiration date You can also check a printhead s expiration date at any time see Check printer status on page 5 Printheads may need to be cleaned and aligned from time to time see Clean the printheads on page 18 and Align the printheads on page 6 To check the printheads for blocked nozzles see Check the printheads on page 12 9 TIP If you remove an unexpired printhead from the printer planning to reuse it later the best way to protect it is by replacing the protective caps that you removed before inserting it into the printer Maintain the substrates ENWW Keep substrates in their sealed wrapping material while they are in storage and store rolls vertically to av
47. page 49 and request the maintenance kit The kits are installed by service engineers only You can see how close you are to needing preventive maintenance by selecting Information gt Maintenance in the HP Internal Print Server D ER Q 9 ae D 3 D 5 et D O Cleaning kit A cleaning kit is provided with the printer it is intended to provide cleaning materials for about one year of normal use It contains oil for the carriage rails replacement oiling foams gloves sponges and cotton swabs 28 Chapter 4 Hardware maintenance ENWW 5 Software maintenance Maintain the HP Internal Print Server The HP Internal Print Server runs under Microsoft Windows on the computer supplied with the printer In that operating environment there are various things you can check in order to maintain optimum performance You can make these checks after restarting the computer and before starting the HP Internal Print Server ENWW The user account should be a Standard account and not an Administrator account No software should be installed on the computer except the software initially provided by HP If an antivirus program is installed it should not be allowed to check the file system constantly In the Performance tab of the Task Manager CPU usage should be below 5 preferably below 3 Memory usage should be below 1 GB preferably below 800 MB Free space on the hard disk should be at least 10 GB In th
48. printheads 26 Chapter 4 Hardware maintenance ENWW 3 Lift up the right hand side of the filter container it pivots on the left 4 Pull the old filter out of the bottom of its container and dispose of it according to the instructions provided with the new filter Tp oem 5 Unpack the new filters and ensure that the blue tabs at each end of each filter are at right angles to the filter 6 Insert the new filter into the container 7 Ensure that the blue tabs on the filters are correctly engaged with the hooks on the containers otherwise the containers may not close completely 8 Lower the container into position 9 Lower the carriage cover and close the door Press the OK key on the front panel 10 If you forgot to select Replace cleaner roll before replacing the printhead cleaning roll you should now go to the front panel and select Check cleaner roll from the Ink System menu ob ab O Se 19 ed o Q y 2 po Su 1 L Move the printer If you wish to move the printer a short distance on the same site across a horizontal floor with no steps and no slopes of more than 5 inclination see the following instructions For more difficult movement operations please call your service representative see HP Customer Care Centers on page 49 A CAUTION Slopes steeper than 5 may cause serious damage to the printer 1 Turn off the printer 2 Disconnect all power and network cables
49. process is fully automatic and can be performed unattended after you have loaded substrate of the type you wish to calibrate The process takes about 18 minutes and consists of the following steps 1 The Closed Loop Color Calibration and Ink Restriction Test Chart is printed which contains scales of patches of each ink used in your printer g ug da D hinia 2 The test chart is scanned and color measured using the HP Embedded Spectrophotometer If the scan cannot be completed successfully a message is displayed on the front panel see Color calibration fails on page 43 3 From the measurements made by the spectrophotometer the printer calculates the necessary correction tables to apply to your print jobs for consistent color printing on that substrate type Calibration should be done in any of the following circumstances e Whenever a printhead is replaced e Whenever a new substrate type is introduced that has not yet been calibrated with the current set of printheads e Whenever you notice excessive color differences between prints Such color differences can be caused by aging and wear of the printheads changes in substrate characteristics between one roll and another changing environmental conditions and so on O prar o Su 2 49 S Sa eb ed G La ak Whenever you replace a printhead an alert will remind you to perform color calibration unless you have disabled the alerts If pr
50. r Load a larger substrate Be ready to replace the printhead cleaning roll soon ENWW Table 10 1 Text messages continued Message Lower lever Maintenance N advised Please contact HP No substrate loaded Out of cleaner roll Printer cannot carry on printing Printer cannot cool down Printer cannot warm up Printer waiting for rearm Press the power button Remove color printhead Replace color cartridge Replace color printhead Replace aerosol filter Reseat color cartridge Reseat color printhead Select substrate name in the IPS Subs advance cannot be tracked automatically Substrate jam remove substrate Very low cleaner roll Recommendation Lower the substrate pressure handles See the User s guide You are advised to contact your service representative See HP Customer Care Centers on page 49 Load substrate Replace the printhead cleaning roll See Replace the printhead cleaning roll and aerosol filters on page 24 Check that tri phase power supply is working and the ambient temperature is within the normal range This problem can also be caused by holes in the substrate by reflective or transparent substrates or by a dirty or faulty temperature sensor If the ambient temperature is within the normal range this problem may be caused by removing the substrate too quickly after printing Try leaving the substrate in the printer until temperatures settle down after pr
51. r supplies at different voltages 2 Chapter 1 Safety precautions ENWW Label Explanation Identifies the main earth terminal Y O Sar m O Q Q gt lt Q Gan rp Danger of electric shock Do not touch Danger of electric shock Do not touch ADANGER Electric shock hazard Equipment has 2 input power sources Disconnect all power sources before servicing Danger of electric shock In case of operation of the fuse parts of the printer that remain energized may represent a hazard during servicing Therefore ensure that the printer is completely turned off before servicing Printer parts may sometimes become hot Do not touch Use protective gloves for handling printer parts supplies or waste When substrate has been loaded the carriage descends into its normal position and could crush your hand or anything else left underneath it Danger that your hands may become trapped between gearwheels ENWW Warning labels 3 Label Explanation When the printer is printing the printhead carriage travels back and forth across the substrate U 0 ml D r lt xe D O O e YN Emergency stop buttons There are four emergency stop buttons distributed around the printer If an emergency occurs simply push one of the emergency stop buttons to stop all printing processes A system error message is displayed on the front panel and the fans turn at
52. riage has stopped moving then open the printhead access door in the side of the printer ENWW Clean the exterior of the printer 15 ab S G 1 ed 19 Q y 2 po Su 1 L L D o N D 3 D eb D D O D Clean the interior of each ink deposit with a cotton swab or cloth dampened with distilled water If you cannot remove the dried ink this way try using isopropyl alcohol instead of distilled water Also clean the area around the ink deposits but do not try to clean the printhead area Close the printhead access door Clean the line sensor and aerosol inlets In the course of normal use the line sensor becomes gradually blinded by light deposits of dried ink An alert is displayed when the line sensor needs to be cleaned which may be about every two months depending on your use of the printer When you see the alert follow this procedure to clean the sensor 1 2 3 4 Go to the front panel and select Clean line sens amp inlets from the Preventive Maintenance menu Preventive maint tasks Clean ink deposits Clean line sens amp inlets e Replace sensor box Replace oiler foam Clean carriage rails Clean carriage cover ls i lean Temheratiirea cesn nr The printer raises the carriage beam so that you can access the sensor Wait for the front panel to announce that the sensor is ready for cleaning Dampen a cotton swab with isoprop
53. rinter status 5 printhead align 6 cannot insert 40 check 11 clean 7 crash 41 damaged substrate 41 maintenance 11 overheated 41 reseat 12 printhead cleaning roll errors 41 maintenance 24 printhead electrical connections clean 40 Proactive Support 48 S safety labels 2 safety precautions 1 service information print 50 slow printing 42 smudged print 38 substrate advance compensation 7 cannot load 31 detached from core 32 ink marks 33 jammed 31 maintenance 11 not flat 38 sticks to platen 33 wet ink 33 ENWW substrate edge holders cleaning 17 substrate advance sensor cleaning 8 support services HP Customer Care 48 HP Proactive Support 48 T telephone support 7 temperature sensors cleaning 19 thunderstorm 42 W warning 2 warning labels 2 ENWW Index 53
54. roll there may be a fault in the primer pump In this case please call your service representative see HP Customer Care Centers on page 49 ENWW Banding 35 If the back side of the substrate varies in color or shade for instance if something has been printed on it you may see banding in parts of your print because the substrate advance sensor has become confused In this case turn off the sensor in the Loaded Substrate window in the HP Internal Print Server and adjust the substrate advance manually If you see banding while printing on self adhesive substrate with four or five passes press the Change button in the Job Properties window and try changing the halftoning method to G N Change substrate and print mode Substrate Catagory Sell adhesre Substrate Vinyl Calendered 100 Print mode Passes Halftoning moihod For information on how to adjust printer settings see the User s guide Colors are misaligned This problem can have various slightly different visible symptoms y y T Q D lt N 0 0 Colors are misaligned vertically e f magenta prints higher on the substrate than the other colors increase the substrate advance setting in the HP Internal Print Server e f magenta prints lower on the substrate than the other colors decrease the substrate advance setting in the HP Internal Print Server e Ifthe misalignment appears to be random try the solutions recommended for ba
55. rtment 2 Open the printhead access door 3 Press the OK key on the front panel 4 Clean the carriage cover with a lint free cloth 5 Ifyou find dried ink that you cannot remove with the dry cloth try dampening the cloth with isopropyl alcohol After cleaning wait for the cover to dry 6 Close the door and press the OK key on the front panel Clean the carriage rails The rails along which the carriage moves may need to be cleaned about once every two years depending on your use of the printer An alert is displayed when they need to be cleaned 1 Go to the front panel and select Clean carriage rails from the Preventive Maintenance menu ES Press OK to continue 2 The carriage beam is automatically raised as when loading substrate 3 When the carriage beam has stopped rising turn off the printer ab O Se 19 ed o Q y 2 po Su 1 L ENWW Clean the carriage rails 13 4 Standing at the front of the printer clean the front rail using a lint free cloth dampened with isopropyl alcohol You can access the rail from above Ef NOTE Ifyou are in California instead of isopropyl alcohol please use a VOC certified cleaner such as a properly diluted Simple Green All Purpose Cleaner 5 Standing at the rear of the printer clean the rear rail in the same way You can access the rail from below through the gap between the platen and the pinches 6 Wait until the rails are dry
56. sed by various different problems e Reflective color measurements of the printed target cannot be performed reliably on the current substrate Reflective color measurement can be unreliable or impossible on substrates that are non white transparent or translucent very glossy or have a very rough or punched surface For these substrates automated color calibration using the HP Embedded Spectrophotometer may not be possible see the table of supported substrate types in the User s guide Adjustment of ink restrictions is still possible using the HP Internal Print Server e Some of the color measurements of the Closed Loop Color Calibration and Ink Restriction Test Chart are defective or the scanning of the fiducial marks the big black marks has failed These problems can be caused by o Unwanted stains or printhead crash marks on the substrate that can be easily seen by visual inspection of the printed chart Make sure the substrate has no stains before running color calibration Printhead crash marks may occur when the substrate is wrinkled Try to solve the problem by adjusting substrate parameters such as tension or drying and curing temperatures See A printhead has damaged the substrate on page 41 and There are ink marks on the substrate on page 33 p Q 17 AZ Su eb ld Q y SL a Q O o Wrinkles or bubbles in the substrate even when there has been no printhead crash o Generally poor print qua
57. strate occcocccccnccccccccncconccocnnonnnonnnnnnonnnnnnnnonanonnrnnnnnonnnonarnnnrnnnanenanos 33 7 Troubleshoot print quality issues EEE EE e E E E A A A O A A EA A E E A 34 e PR E A venient 34 GIONS AVG lial SANGIN dl irracionales 36 e o OOO OEP 37 The print is smudged A a 38 The substrate is not fat tec cts ees ennn n E E Ri 38 Edges of objects are rough or blurred cccccceecccesseccseceeceseeceececcaseecseesecsueeessueeesaueesseueessaseessaeees 38 Colors look washed OUt scsi a eaaa a Raa a 38 Colors are inaccurate a o5 sa scdipcccdindendecedscmrtujedaaaccantseeosadeondeleeseuecionintdoaectdgune deehaunmdaeeceeuscicandatensddaenccguchiocseaenes 39 8 Troubleshoot ink cartridge and printhead issues Cannot insert an ink Cartridge occccoccccoccnccocccconnncnncnnnnnnnnnncnnnnnnonnnrnnnnrnnnnnnnonnrnnnnnnnnnnrnrrnnrrnnannnrnncnnnns 40 Cannot nsen a DUNN ad causistdt quiso 40 The front panel recommends replacing or reseating an ink cartridge oooccconconcocccconnnnncnnnnncnnnas 40 The front panel recommends replacing or reseating a printhead ooccccoccccccccnccnccnnnnncncnnnnnonnncnnnnos 40 A printhead has overheated occoocccccnncccccccconccocnoncnoncnnncnnnnonnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnrnnnnnnnnnnnnnnrenaninanens 41 A printhead has damaged the substrate ooocccoccconnccoccccocncnonconcnoncnnonnnoncnnnnnnnnnnnonnnonnncnnrnoncnnnnrnnnnnnnos 41 Incorrect printhead cleaning roll errors
58. t of printed color patches using the HP Embedded Spectrophotometer Some characterisitics of substrates such as surface roughness or transparency may make reflective color measurement of some substrate types very inaccurate Color calibration of these substrates will fail or produce unacceptable printing results The suitability of particular substrate types for color calibration can be found in the table of supported substrate types in the User s guide Only substrates wider than 36 inches 914 mm can be calibrated It is possible to recover from a bad color calibration by restoring the factory default calibration In the HP Internal Print Server select Substrate gt Color calibration gt Reset You should calibrate a substrate type before creating its color profile however you can later recalibrate without needing to recreate the color profile Ink restrictions A Ink restrictions allow you to set the maximum amount of each primary ink cyan magenta yellow black light cyan light magenta that can be laid down onto a given substrate To adjust ink restriction percentages from the HP Internal Print Server select Substrate gt Edit gt Color Ink restriction percentages can be set from 50 to 100 for all inks by filling in the appropriate boxes In general a figure of about 80 is recommended High percentage settings approaching 100 use more ink and may therefore increase color gamut at the cost of leaving less margi
59. te advance setting If the problem persists align the printheads A N If the graininess is more visible in dark or saturated colors coalescence ENWW The print is grainy 37 a Increase the number of passes b Increase the drying temperature c Decrease the ink limit For information on how to adjust printer settings see the User s guide The print is smudged This indicates that the ink is not dry The characteristics of the substrate may have changed Recreate the substrate preset The substrate is not flat If the substrate does not lie flat when it comes out of the printer but has shallow waves in it you are likely to see defects in the printed image such as vertical stripes This can happen when you use thin substrate that becomes saturated with ink U Y Q lt TA 7 D N 1 Check that the substrate type you have loaded corresponds to the substrate type selected in the front panel and in your software 2 Try changing to a thicker substrate type Edges of objects are rough or blurred 1 Check that the carriage beam position is not high If it is high the printheads have to be aligned manually 2 Align the printheads 3 Recreate the substrate preset For information on how to adjust printer settings see the User s guide Colors look washed out 1 If you are using fewer than four passes increase the number of passes 2 Increase the ink density 3 Check that you
60. the substrate type loaded into the printer A CAUTION Ifyou have the wrong substrate type selected you could experience poor print quality and incorrect colors and perhaps even damage to the printheads e Check that your substrate has been color calibrated e Check that you are using the correct ICC profile for your substrate and print mode e Check that you are using the most appropriate print quality settings for your purposes see the User s guide e Check that the environmental conditions temperature humidity are in the recommended range see the User s guide e Check that the printheads have been aligned e Check whether there are any outstanding printer alerts e Avoid touching the substrate while printing is in progress Banding Banding means that your printed image suffers from added horizontal lines as shown the color of the lines may vary O 34 Chapter 7 Troubleshoot print quality issues ENWW If there are thin white lines across the width of the substrate 1 From the HP Internal Print Server clean and check the printheads and check for blocked nozzles e lf there are blocked nozzles increase the number of passes e If there is a substrate advance problem decrease the substrate advance setting 2 Ifthe problem persists increase the number of passes If there are thin dark lines across the width of the substrate 1 Increase the substrate advance setting in the HP Internal Print Server 2 Ifthe
61. there is no activity at all from the printer and the front panel does not respond check that the power cables are connected correctly and that there is power available at the source You may be experiencing unusual electromagnetic phenomena such as strong electromagnetic fields or severe electrical disturbances which can cause the printer to behave strangely or even stop working In this case turn off the printer wait until the electromagnetic environment has returned to normal then turn it on again If you still experience problems please call your service representative see HP Customer Care Centers on page 49 The printer seems slow In some circumstances the printer will deliberately print more slowly than usual to prevent the printheads from overheating There are several possible reasons why a printhead may start to overheat The room temperature is too high The printhead is suffering from blocked nozzles see Clean the printheads on page 18 The printhead is faulty and should be replaced The HP Internal Print Server cannot detect the printer If the HP Internal Print Server cannot detect the printer probably either the printer or the HP Internal Print Server is wrongly configured 1 Check the network configuration of the HP Internal Print Server computer see the Installation guide Connect the printer to a network that is known to be working correctly for other purposes Alternatively connect the printer to the H
62. ur warranty http register hp com HP Customer Care Centers Help is available to you by telephone What to do before you call e Review the troubleshooting suggestions in this guide e Review your RIP s documentation if relevant e Please have the following information available o The printer you are using the product number and the serial number found on the label on the door of the electrical compartment o If there is an error code on the front panel note it down see Front panel error messages on page 44 o The printer s Service ID o The RIP you are using and its version number o The software application you are using and its version number o The text displayed by the HP Internal Print Server when you select Help gt About North America Tel 800 925 0563 Fax 952 943 3695 E mail cs custsup hp com Europe Middle East and Africa Tel 32 2 7283444 Fax 31 207157536 E mail LF MV Support hp com Asia and Pacific Tel 852 8103 2666 Tel 00 801 85 5945 Taiwan only toll free Fax 852 2187 2218 E mail hsap carecenter hp com Latin America Please dial Option 2 Option 6 from the selection menu Argentina 5411 470 816 00 Brasil 52 55 5258 9922 Chile 562 436 2610 800 360 999 ENWW HP Customer Care 49 Colombia 571 602 9191 01 8000 51 4746 8368 Costa Rica 0 800 011 0524 Dominican Republic 1 800 711 2884 Guatemala 1 800 999 5105 Honduras 800 0 123 1 800 711 2884 Me
63. when 95 of it has been used You can choose to replace the roll at any time If there is not enough of the roll to start a new job the printer cancels the job Whenever you replace the printhead cleaning roll you should also replace the aerosol filters The roll and the aerosol filters are supplied together in the same package X TIP You are recommended to wear gloves during these operations Replace the printhead cleaning roll 24 1 Go to the front panel and select Replace cleaner roll from the Ink System menu A Any unused portion of the roll is wound on to the takeup roll at this time You will be warned if the unused portion is more than 5 of the whole roll 9 TIP If you forget to select Replace cleaner roll at the start of this procedure do not attempt to select it later Instead wait until you have replaced the aerosol filters and the cleaning roll and then select Check cleaner roll from the Ink System menu In order to replace the printhead cleaning roll open the door on the front right of the printer Chapter 4 Hardware maintenance ENWW 3 Grip the handle and pull the whole printhead cleaning roll assembly out through the door 4 Slide both rolls off their axles and dispose of the roll with the used cleaning material according to the instructions provided with the new roll Keep the empty core to use as a takeup Core 5 Slide the new roll onto the upper axle It clicks into place 6 Pull the black kno
64. xico 52 55 5258 9922 Nicaragua 1 800 0164 800 711 2884 Panama 001 800 711 2884 Peru 511 411 2443 0800 10111 El Salvador 800 6160 Venezuela 58 212 278 8666 0 800 474 68368 CC LAR Nextel 5255 1088 0884 ID 52 20115 51 CC LAR e Mail carecenter ipglf lar hp com CC LAR Fax 52 55 5258 6377 Service information The printer can produce on request a list of many aspects of its current status some of which may be useful to a service engineer trying to fix a problem There are two different ways to request this list 6 In the HP Internal Print Server select Information gt Service information e From any computer with Internet access enter the URL of your printer into a Web browser followed by hp device webAccess allServicePlot htm For instance if the URL of your printer is http 123 123 123 123 enter http 123 123 123 123 hp device webAccess allServicePlot htm You can request the whole list which takes a significant time to generate or you can request specific parts of it If in doubt you are recommended to request the whole list select All pages If you need to send the list by e mail you can save the page as a file from your Web browser and later send the file Alternatively from Internet Explorer you can send the page directly select File gt Send gt Page by E mail 50 Chapter 11 When you need help ENWW A Preset creation flowchart m La O O ra Cc e Sa S o
65. yl alcohol Swabs are provided in the Cleaning Kit 16 Chapter 4 Hardware maintenance ENWW 5 Reach underneath the line sensor and clean it with the cotton swab as shown 6 Use a brush to clean accumulated dust from the aerosol inlets Do not use the brush on any other parts 7 Look for condensation under the carriage and remove it with a clean lint free cloth if necessary 8 Press the OK button on the front panel The printer lowers the carriage beam to its normal position A WARNING Do not insert your hands or anything else into the printer while the carriage is descending Clean the main roller The main roller should be cleaned whenever it is visibly dirty or when you notice that substrate advance is no longer smooth and regular Clean the main roller with a clean cloth dampened with water and make sure that the roller is dry before printing Do not use petroleum based cleaning liquids ab S Se 19 ed o Q y 2 po Su 1 L Clean the substrate edge holders If you sometimes print with very small side margins ink may accumulate on the substrate edge holders which can cause smears on your prints and blocked nozzles in the printheads Check the substrate edge holders monthly for dried ink If necessary clean them with a lint free cloth dampened with isopropyl alcohol X TIP Itis not normally necessary to remove the edge holders from the printer and doing so may damage them Whe
66. your own safety ab O Se 19 ed o Q y 2 po Su 1 L 4 Wait until the dryers cool down A CAUTION Inthe following procedure you will be working close to surfaces that are hot during normal printer operation Check that they are cool before proceeding 5 Dampen a cotton swab with distilled water Swabs are provided in the Cleaning Kit ENWW Clean the temperature sensors 19 6 Use the swab to clean the lenses of both temperature sensors drying and Curing 7 Check that the lenses are clean by looking directly at them from underneath the printer Alternatively continue cleaning until the cotton swab remains clean after cleaning 8 Press OK at the front panel to tell the printer that the sensors have been cleaned 9 Ensure that the emergency stop buttons are released then restart the printer Maintain the printhead primers A problem with the printhead primers is indicated by one of the following error codes e The code 46 1 01 indicates a problem with the yellow magenta primer e The code 46 2 01 indicates a problem with the light cyan light magenta primer e The code 46 3 01 indicates a problem with the cyan black primer To correct the problem 1 Go to the front panel and start the process to replace the printhead in question see the User s guide T 2 After lifting the printhead cover you will see two O rings that seal the joints between the printhead z cover and the pr

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