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Calibrating the Printer

4-1

Chapter 4

Calibrating the Printer

This chapter explains how to calibrate the printer for the best possible
output:

•

When to Calibrate (page 4-2)

•

AutoJet (page 4-3)

•

AutoTune (page 4-4)

•

Auto Calibrations (page 4-6) — AutoBiDi Calibration, AutoH2H
(Head-to-Head) Calibration, AutoJet Calibration, Full AutoSet

•

Manual Calibrations (page 4-8) — Media Feed, Manual BiDi Regis-
tration, Manual X Head Registration, Manual Jet Mapping, Default
Registration Data

•

Linearization (page 4-24)

•

Service Calibrations (page 4-25)

Summary of Contents for CS7400 Series

Page 1: ...Oc CS7400 Series User Manual 0706443 Rev B intro fm Page i Wednesday October 31 2007 9 06 AM...

Page 2: ...manual are trademarks or registered trademarks of their respective companies MacDermid ColorSpan provides no recommendation warranty or representation regarding combining a MacDermid ColorSpan printe...

Page 3: ...n entitled How to Identify and Resolve Radio TV Interference Problems 004 000 00345 4 Write to the U S Government Printing Office Washington DC 20402 DOC Canada This digital apparatus does not exceed...

Page 4: ...s embedded software and other new information not included in this user manual Material Safety Data Sheets information for safe han dling of the inks and printhead flush used with the printer For inst...

Page 5: ...Operating Notes 1 8 Safety Warnings 1 10 Deutsch 1 11 Espa ol 1 11 Fran ais 1 13 Italiano 1 14 Daily Shutdown Not Recommended 1 16 Quick Tour 1 17 Special Features 1 20 Printheads 1 20 Ink System 1 2...

Page 6: ...Warnings Actions 3 13 Calibrating the Printer When to Calibrate 4 2 AutoJet 4 3 AutoTune 4 4 Quality Check 4 4 Auto Calibrations 4 6 Manual Calibrations 4 8 Media Feed Calibration 4 9 Manual BiDi Reg...

Page 7: ...ecifications Specifications A 2 Electrical Power A 3 Supplies and Accessories A 6 Troubleshooting Troubleshooting Checklist B 2 Warranty Claims B 5 Diagnostics B 7 Oc Technical Services B 8 Help From...

Page 8: ...viii Table of Contents...

Page 9: ...pter 1 Getting Started This chapter shows you how to get started using your printer It includes these topics Operating Requirements page 1 2 Important Operating Notes page 1 8 Quick Tour page 1 17 Spe...

Page 10: ...ected power outages use the auxiliary 24 volt power supply included in the accessory kit with universal power adapters Connect the 24 VDC jack on the vacuum pressure assembly to either of two options...

Page 11: ...r causing it to revert back to oxygen Store media and ink in an area with similar temperature and humidity conditions as the printer Locate the printer so that it can be connected to the print server...

Page 12: ...s to the RIP You can connect your workstation to the RIP via a local area network or directly using a single cable To connect to the print server via a network hub use a standard straight through Cate...

Page 13: ...l NetWare 1 Display the Local Area Connection icons On the Windows Start menu click Control Panel From the Control Panel click Network Internet Connections From Network Internet Connections click Netw...

Page 14: ...col After the install has completed the Network Properties for chosen card will be displayed Note If Windows displays the message The software you are installing for this hardware has not passed Windo...

Page 15: ...should now display all services and protocols assigned to the VideoNet card 18 Uncheck all protocols except ColorSpan VideoNet by click ing on the boxes with check marks in them Step 3 Install the RIP...

Page 16: ...the carriage will measure to 0 070 inches due to the printhead protection frame around the outside of the carriage The Media Wizard stores a set of operational parameters for predefined and user defin...

Page 17: ...ount of isopropyl alcohol and dry them thor oughly before printing DO NOT set heavy objects on the power cord or printer cable do not bend the cables or force them into contorted positions DO NOT plac...

Page 18: ...ts None of the component substances have established exposure standards per OSHA NIOSH or ACGIH Electrical WITH THE POWER SWITCH IN THE OFF POSITION POWER MAY STILL BE SUPPLIED TO THE PRINTER COMPONEN...

Page 19: ...men von D mpfen Eine Atemschutzmaske k nnte unter au ergew hnlichen Umst nden wenn erh hte Luftver schmutzung besteht erfoderlich sein Keine der Bestandteile haben Gefahrenstandards nach OSHA NIOSH od...

Page 20: ...NDO SUMINISTRADA A LOS COMPONENETES DELA IMPRESORA Para cortar totalmente el suministro de corri ente a la impresora deber desenchufar los cables de potencia de las tomas Ozono La luz UV de alta inten...

Page 21: ...circon stances exceptionnelles lorsque qu une contamination excessive de l air existe Aucun des composant standard n a t tabli comme une menace our OSHA NIOSH ou ACGIH Electricit Lorsque la touche ON...

Page 22: ...lavoro come prevede la normativa di legge Evitare qualsiasi contatto con gli occhi e la pelle Assicurarsi che l ambiente di lavoro sia sufficente mente ventilato Evitare di respirare le emissioni di...

Page 23: ...una batteria al litio il quale se non sostituita in maniera corretta puo rischiare di esplodere Per tale motivo solamente personale tecnico specializzato deve eseguire tale operazione Per lo smaltimen...

Page 24: ...k in the ink supply boxes which has not yet been pumped to the printheads Since automatic head maintenance cannot occur when the printer is powered down keep the printer powered on at all times if pos...

Page 25: ...Quick Tour 1 17 Quick Tour Fig 1 2 Major parts of the printer 1 2 3 4 5 6 7 8 9 10 13 11 12 14 15 16 17 18 19 20 21...

Page 26: ...pinch rollers switch 9 Media advance foward backward switch 10 Fixed input media fence 11 Exhaust fans 12 Service station inside enclosure 13 Adjustable input media fence 14 Shelf for optional placem...

Page 27: ...if installed 7 Print prime bars 8 Purge printheads 9 Print mode 10 Calibrate 11 Settings 12 Tools 13 Move media forward backward 14 Go Online Go Offline switch 15 Sleep Wake switch 16 Advance Media P...

Page 28: ...o use the rollfed media supply The tables extend outward from 36 to 60 inches 91 4 to 152 4 cm to support board lengths up to 96 inches 244 cm Automatic head height automatic head height adjust ment a...

Page 29: ...ns AutoJet at user defined intervals for highest quality during unattended printing Optionally if unsubstituted non working jets are found print ing stops until the problem is corrected Automatic colo...

Page 30: ...menu provides access to less fre quently used functions and troubleshooting help User assistance control panel features online help inter active procedures and diagnostics to assist the user on the f...

Page 31: ...int mode and media options load ink and media and print Configure Printing page 2 2 Configure Media page 2 6 Load and Print on Rigid Media page 2 10 Load and Print on Roll Fed Media page 2 15 Loading...

Page 32: ...rint Mode key The print mode menu appears with these options Billboard Production High Quality 2 Press a print mode to select it A menu appears with these options Bidirectional Unidirectional Left lef...

Page 33: ...ceed key After you select an option in Production and High Quality modes a menu appears with these options in Billboard mode go to step 5 Normal prints at full speed Fine Text prints at half the norma...

Page 34: ...r cancel the job Use Production Quality the job will be printed in Pro duction mode Cancel Job the job will not be printed 6 Press an option to select it The UV lamps settings appear 7 Configure the U...

Page 35: ...ly opened and rotate to change the aperture An aperture setting of 0 degrees is completely open 20 degrees is half open 40 degrees is the maximum closed setting You cannot set both shutters to closed...

Page 36: ...a different media type from the type displayed on the control panel from the Front Page screen press the Load Media or Load New Media key The Select Media to Load menu appears The list of media ends...

Page 37: ...ey to create a new media type or Cancel to return to the Media Wizard screen If you press the Proceed key the control panel displays an alphanumeric keyboard so you can enter a name for the media you...

Page 38: ...if Yes you will be prompted dur ing the media load sequence whether you are using the media edge holders for rollfed media If No you will not be prompted Media Out Sensor the sensor is used to detect...

Page 39: ...Fed Media on page 2 15 If you are reloading rigid media press either the Reload Sheet or Reload and Print key Reload and Print switches the printer Online after it is complete so it can immediately ac...

Page 40: ...control panel The Select Media Length menu appears 5 Select a predefined media length on the control panel or select Input Manually and type in the length 6 The printer displays a message telling you...

Page 41: ...g the locking knob and slide it to the right toward the service station end of the printer 9 Load the sheet of media onto the input table sliding it to the left toward the ink boxes until the media is...

Page 42: ...en pushing the latch toward the rail to engage it see Fig 2 5 below To lower the pinch roller push it up and the latch will disengage then lower the roller to the platen 12 Move the media edge holders...

Page 43: ...Press the Proceed key The control panel displays the message Media loaded suc cessfully and asks whether to save the Media Feed Num ber MFN for the current media type To load the new MFN press the 9 Y...

Page 44: ...t as before and press the Proceed key or press the Load Unload switch to the Load position or press the optional foot pedal switch The printer prints on the next sheet and will use the same option set...

Page 45: ...dia onto the supply spool Remove the removeable collet from the spool load the roll of media onto the spool and replace the collet You can print on either side of the media by loading the spool with t...

Page 46: ...wizard pressing No uses the printer s current head height pressing Change Head Height allows you to change the printer s current head height 7 Enter media length on the control panel If you do not kn...

Page 47: ...stalled The printer measures the media and lowers the pinch roll ers The control panel displays the message Media loaded suc cessfully and asks whether to save the Media Feed Num ber MFN for the curre...

Page 48: ...nd Print on Roll Fed Media Tip To display the Media Wizard and view or change media and margin settings for the currently loaded media touch the media info panel in the upper left corner of the Front...

Page 49: ...nk levels in each ink box When the control panel shows that the ink is low replace the ink box with a full ink box of the same color Note You may want to wear gloves latex or nitrile and have a paper...

Page 50: ...r proper disposal procedures Loading a Full Ink Box 1 Open the new ink box and locate the supply connector 2 Locate and remove the profiler and set aside until step 5 3 Invert and install the ink box...

Page 51: ...media commonly used for inkjet printing can build up a static charge especially in environ ments with low relative humidity This charge can pose an electrostatic discharge ESD hazard to persons the pr...

Page 52: ...ce needs to be recalibrated follow this procedure 1 Place a piece of rigid media under the pinch rollers and align it against the stationary fence 2 Slide the moveable fence next to the edge of the me...

Page 53: ...the ruler 8 Tighten both set screws The arm may move while tightening the set screws Re check the position after tightening 9 Push the moveable arm back and forth across the width of the table to mak...

Page 54: ...es are explained in the following paragraphs Purge When printing prime bars does not recover missing jets you can purge the printheads with air Then print another Prime Bars to verify that all jets ar...

Page 55: ...page 4 18 When AutoJet detects a missing jet it attempts to replace it with a working jet on the same or another printhead in Production and High Quality modes In this way printing occurs with all je...

Page 56: ...w the lamps to cool down properly as described on the control panel will damage the lamps Operating Tips When the lamps do not cure output sufficiently in Billboard Qual ity Mode switch to Production...

Page 57: ...ificantly different printing artifacts may be visible due to uneven ink curing When you replace the bulbs be sure to reset the operating time counter Tools Maintenance Reset UV Lamp Hours Detailed ins...

Page 58: ...2 28 UV Lamp Operation and Maintenance...

Page 59: ...Using the Control Panel 3 1 Chapter 3 Using the Control Panel This chapter describes the functions of the control panel Overview page 3 2 Front Page page 3 3 Menu Tree page 3 6 Menus page 3 7...

Page 60: ...be ready to print Warnings the printer has detected a condition that if left unaddressed could result in substandard prints or a condi tion that will require an action before printing can continue An...

Page 61: ...gth Press here to display the Media Wizard 2 Printer status Printer model Printer name the name of the printer as defined on the print server or under the menu at Printer Settings Printer Name Network...

Page 62: ...ish to an alternate language 7 Print prime bars fires all jets by drawing a set of lines called prime bars This is a good way to inspect and prepare the jets for printing after they have been idle see...

Page 63: ...ther key to wake the printer for operation 16 Advance Media Past Brushes advances roll fed media forward for trimming then retracts the media back to printing position 17 Load visible when media is no...

Page 64: ...Settings Top Gutters Side Gutters Margin Settings Space Between Prints Right and Left Margin Leading Margin Trailing Margin Print Position Print White Space Head Height Off Media Media Out Sensor Meas...

Page 65: ...on using these options see Chap ter 4 Calibrating the Printer Auto Calibrations see Auto Calibrations on page 4 6 for instructions Auto Bidi Calibration ensures that every working jet fires a pixel at...

Page 66: ...ame cut sheet rather than ejecting the sheet after each calibration print Automatically disabled after all calibration prints are fin ished when a print job is received from the RIP or when roll fed m...

Page 67: ...ia only sets the blank space between print jobs between 0 and 10 inches 25 cm A space of 3 25 inches 8 26 mm or more is recommended to prevent the grit rollers from marking the media Right and Left Ma...

Page 68: ...The printer will finish curing any printed areas before skipping white space Head Height Off Media automatically raises the rail to set the printhead clearance from the media at the height you specify...

Page 69: ...r mation about Actions and Warnings Localization sets English or Metric units of measure time and date formats and vacuum pressure units for data displayed by the control panel Automatic Eject cut she...

Page 70: ...d to recover missing inkjets After printing this pat tern the prime bars are printed Print Jet Out Lines prints a version of the prime bars see page 3 3 in which missing jets that are replaced are mar...

Page 71: ...ve actions It has the following sections Printhead Jet Statistics VideoNet Status VideoNet Connection Carriage Motion Calibration Vacuum Pressure Warnings and Actions List table of all actions and war...

Page 72: ...3 14 Menus...

Page 73: ...rate page 4 2 AutoJet page 4 3 AutoTune page 4 4 Auto Calibrations page 4 6 AutoBiDi Calibration AutoH2H Head to Head Calibration AutoJet Calibration Full AutoSet Manual Calibrations page 4 8 Media Fe...

Page 74: ...splays a countdown timer while the photo diode is cooling Banding Media Feed page 4 9 Calibrates the media advance Poor output quality apparent mis registration of colors banding Auto Calibrations pag...

Page 75: ...utoJet Calibration from the Auto Calibrations menu see Auto Calibrations on page 4 6 or Run AutoJet automatically with the AutoTune scheduler see AutoTune on page 4 4 Tip AutoJet does not work with tr...

Page 76: ...d Press the Online Offline button to return the printer to the Ready state Note When AutoTune is enabled it will be executed as scheduled regardless of whether you initiate it man ually from the contr...

Page 77: ...job if one is pend ing or Cancel to cancel printing OFF no quality check is performed all jobs will print 2 Select a Quality Check option 3 Press the Menu Out key repeatedly until the Front Page scre...

Page 78: ...page 4 3 Full AutoSet runs all three calibrations in sequence The printer prints a test pattern then reads it and makes The necessary adjustments or jet substitutions After completing the calibration...

Page 79: ...Auto Calibrations 4 7 Fig 4 1 Auto calibration patterns and reports...

Page 80: ...e menu The Manual Calibration menu consists of these options Media Feed Calibration page 4 9 calibrates the media advance accuracy for band free printing Manual BiDi Registration page 4 12 the manual...

Page 81: ...lank spaces or overlap between print swaths When you do this the media feed number displayed on the control panel changes accordingly 1 On the Manual Calibrations menu highlight Media Feed 2 Press the...

Page 82: ...with an accurate metal ruler This is not as precise as the 34 inch 900 mm calibration but it uses less media Measure and adjust the media advance as needed until the pattern is exactly 10 inches 250 m...

Page 83: ...h 250 mm pattern from the media web copy the marks from the printed pat tern to the long edge of a letter size or A4 sheet of paper Then measure the transferred marks and adjust the media advance as n...

Page 84: ...fuzzy and ill defined Note AutoBiDi Calibration is the automatic version of this calibration Try AutoBiDi first before running this manual calibration see Auto Calibrations on page 4 6 for details 1 P...

Page 85: ...e key to change the display to Bidi registration Head 1 2 If a printhead is extremely out of alignment there may be no pattern in alignment Since the parallel bars are nominally five pixels apart you...

Page 86: ...e control panel message increments the head number by one 7 Repeat steps 4 through 6 for each of the heads When you have entered registration values for all heads the control panel displays this messa...

Page 87: ...the menu 2 Press Manual X Head Registration in the menu The control panel asks whether you want to print a manual head to head calibration page If you have a calibration pattern from a recent print yo...

Page 88: ...o change the display to X Direction Registration Head 2 1 If a printhead is extremely out of alignment there may be no pattern in alignment Since the black vertical bars are five pixels apart you can...

Page 89: ...The control panel message increments the head number by one 7 Repeat steps 4 through 6 for each of the heads When you have entered registration values for all of the pat terns the control panel displ...

Page 90: ...on see AutoJet on page 4 3 for details Tip For best results print the prime bars and purge the printheads as necessary to ensure the maximum number of working jets See Checking Jet Health on page 2 23...

Page 91: ...tout D disqualified and replaced by AutoJet A soft bad jet is a jet that you believe is temporarily out based on past performance A hard bad jet is a jet that you believe is permanently out 3 When the...

Page 92: ...e below Report Individual Bad Jets When you select Report Individual Bad Jets the control panel displays the following prompt Head 1 Press Proceed to report a bad jet 4 Press and to select a head numb...

Page 93: ...s the Esc key The control panel displays the head selection message again 13 Press and to select the next head number then press Proceed 14 Repeat steps 11 through 13 for each head containing bad jets...

Page 94: ...r you want to clear the hard bad jets as well as the soft bad jets A soft bad jet is a jet that you believe is temporarily out based on past perfor mance A hard bad jet is a jet that you believe is pe...

Page 95: ...ontrol panel x soft jets currently reported bad x hard jets currently reported bad x new soft bad jets reported x new hard bad jets reported x previous soft bad jets cleared x previous hard bad jets c...

Page 96: ...g color test patches and calibrating the printer to ensure that the expected and printed densities will match This in turn will ensure optimal color matching You should perform a color calibration whe...

Page 97: ...ct Calibration Service Calibra tions Head Height Calibration The printer s menu will prompt you to make sure the media is unloaded then it raises the rail Next the carriage moves to the middle of the...

Page 98: ...ide is lower calibrate the higher side down to match the lower side 8 Manually move the carriage to the user end of the platen and recheck the calibration on both sides of the carriage 9 If one side i...

Page 99: ...is clear of all obstructions 13 Press Proceed to return the carriage to its home position 14 The control panel prompts you to press Proceed to complete the calibration 15 Press Proceed The control pan...

Page 100: ...Proceed The control panel will report the current sensor reading and the optimal range 4 Press Proceed The control panel prompts you to remove media if any media is loaded 5 After unloading any media...

Page 101: ...ading 8 Tighten the two nuts that secure the media thickness sensor 9 Press Proceed to run the sensor s height test again see step 2 on page 4 28 for instructions 10 Repeat the adjustment of the senso...

Page 102: ...The control panel prompts you to remove media if any media is loaded 2 After unloading any media press Proceed The printer raises the rail moves the carraige to the middle of the platen and prepares...

Page 103: ...ce station so that the wipers are touching and slightly deflecting against the printheads 6 Press the Wipers Back and Forward keys to position the wipers at but not touching the front edge of the prin...

Page 104: ...gn ment To accept and save the calibration press To return to the positioning screen press and return to step If you saved the calibration the control panel displays a con firmation message 8 Press Th...

Page 105: ...Technical Specifications A 1 Appendix A Technical Specifications...

Page 106: ...h integrated ink filter and quick disconnect Media handling Integrated front and rear roller tables sup port rigid materials up to 96 inches 244 cm in length 35 pounds 15 9 kg in weight Automatic sens...

Page 107: ...nditions 68 to 85 F 20 to 30 C 20 to 80 relative humidity non condensing Storage conditions 30 to 120 F 34 to 49 C 10 to 80 relative humdity non condensing Vacuum and pressure systems maintains negati...

Page 108: ...on the rear of the printer to either of two options UPS customer supplied uninterruptible power supply out put 100 240 VAC 50 60 Hz minimum of 15 watts of power provides battery backup to the vacuum...

Page 109: ...Specifications A 5 Required power cord supplied with printer North American UL CSA approved length 8 2 feet 2 5 m OR European Harmonized length 8 2 feet 2 5 m...

Page 110: ...nk and media Use only genuine Oc IJC740 UV Curable inks and printhead flush in the printer Use of any other inks or cleaning fluids could damage the printer and will void the warranty Supplies and acc...

Page 111: ...m Oc For other software specific troubleshooting procedures refer to your application software documentation or the other documentation listed on page iv of this manual For answers to RIP related ques...

Page 112: ...n in Front Page on page 3 3 YES Go to question 3 NO The following could be the problem There may be a hardware problem with the printer s internal components Follow the diagnostic routine on the contr...

Page 113: ...NO The following could be the problem Banding or general poor image quality the print heads may need to be calibrated see Chapter 4 Cali brating the Printer One or more inkjets may be clogged or not...

Page 114: ...the ink jets by the head strike Then check how the media is tracking from the supply spool The sides of the media should be parallel to the sides of the printer with no wrin kling or buckling If nece...

Page 115: ...he event of a printhead failure as defined above the cause and or circumstances that lead to the failure must be identified The following is a list of causes and or circumstances that may lead to prin...

Page 116: ...t mode Service including upgrades and expansions performed by anyone who is not an Oc Authorized Service Provider Modification of the product without the written permission of Oc Display Graphics Syst...

Page 117: ...on the control panel In Novice mode the ATTN Attention key blinks on the Ready or Front Page screen when the printer detects an error condition or potential error condition When you press this button...

Page 118: ...hnical Services directly Be ready to supply the technician with details about your system s configuration and details about the problem including the exact wording of any error messages that appear Th...

Page 119: ...Index 1 Index...

Page 120: ...er Diagnostics 3 13 warnings 3 2 Warnings and Actions 3 13 D Default Registration Data 4 23 Diagnostics B 7 E Electrical requirements 1 2 Empty Heads 3 13 Environmental requirements 1 3 ESD hazard 2 2...

Page 121: ...Print mode High Quality 2 2 Print Position 3 10 Printheads Procedures 3 13 Printing pause operations 2 21 tips 2 21 Printing Delay 2 8 3 9 Q Quality Check 3 11 4 4 R Replace Printhead 3 13 Restore All...

Page 122: ...Index 4...

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