Canon large format printer imagePROGRAF iPF6400 User Manual
Have a look at the manual Canon large format printer imagePROGRAF iPF6400 User Manual online for free. It’s possible to download the document as PDF or print. UserManuals.tech offer 1335 Canon manuals and user’s guides for free. Share the user manual or guide on Facebook, Twitter or Google+.
Problems with the printing quality Problems with the printing quality Printing is faint ....................................................................................................................................................................... 891 Paper rubs against the printhead .................................................................................................................................. 892 The edges of the paper are dirty ................................................................................................................................... 892 The surface of the paper is dirty ................................................................................................................................... 893 The back side of the paper is dirty ............................................................................................................................... 893 Roller marks are left across the trailing edge of paper ....................................................................................... 893 Immediately after borderless printing, the trailing edge margin is soiled during regular printing ....................................894 Printed colors are inaccurate ........................................................................................................................................... 894 Banding in different colors occurs ................................................................................................................................ 894 Colors in printed images are uneven ............................................................................................................................ 895 Image edges are blurred or white banding occurs ................................................................................................ 896 Setting the Blue Switch on the Platen .................................................................................................................... 896 The contrast becomes uneven during printing ........................................................................................................ 899 The length of printed images is inaccurate in the feeding direction ............................................................. 899 Images are printed crooked ............................................................................................................................................. 899 Documents are printed in monochrome ..................................................................................................................... 900 Line thickness is not uniform ........................................................................................................................................... 900 Lines or colors are misaligned ......................................................................................................................................... 900 Borders appear during borderless printing ............................................................................................................... 901 Printing is faint Printing is faint CauseCorrective ActionYou may be printing on the wrong side ofthe paper.Print on the printing surface.The Printhead nozzles are clogged.Print a test pattern to check the nozzles and see if they are clogged. (See "Checking for Nozzle Clogging.")→P.845Because the printer was left without inktanks installed for some time, ink has be-come clogged in the ink supply system.After the ink tanks have been installed for 24 hours, run Head Cleaning B from the Control Panel. (See "Cleaning the Printhead.")→P.846Paper is jammed inside the Top Cover.Follow the steps below to remove the jammed piece of paper inside the Top Cover. 1. Open the Top Cover and make sure the Carriage is not over the Platen. 2. Remove any scraps of paper inside the Top Cover. (See "Clearing Jammed Roll Paper.")→P.881 (See "Clearing a Jammed Sheet, Fed Manually.")→P.884 3. Close the Top Cover.The ink was not dry when paper was cut.Specify a longer drying period in the Control Panel menu, in Paper Details > Roll DryingTime. (See "Menu Settings.")→P.648Printing may be faint if Print Quality inAdvanced Settings in the printer driver isset to Standard or Draft.In Advanced Settings of the printer driver, choose Highest or High in Print Quality.Printing in Draft or Standard mode is faster and consumes less ink than in Highest or Highmodes, but the printing quality is lower. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61You are printing on paper that tends togenerate dust when cut.In the Control Panel menu, set CutDustReduct. in Paper Details to On. (See "Reducing Dust from Cutting Rolls.")→P.550iPF6400 Printing is faintUser's Guide Troubleshooting Problems with the printing quality 891
Paper rubs against the printhead Paper rubs against the printhead CauseCorrective ActionThe type of paper specified in the printerdriver does not match the type loaded in theprinter.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in theprinter. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again.Paper has been loaded incorrectly, causingit to wrinkle.Reload the paper. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554The Printhead is set too low in the ControlPanel menu.In the Control Panel menu, set Head Height to Automatic. (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735You are printing on heavyweight paper orpaper that curls or wrinkles easily after ab-sorbing ink.When printing on Canon Heavyweight Coated Paper or other paper-based media, choose aVacuumStrngth setting of Strong or Strongest in the Control Panel menu. If rubbing still oc-curs, in the Control Panel menu, use a higher Head Height setting. (See "Adjusting the Vacuum Strength.")→P.744 (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735When printing on CAD Tracing Paper or other film-based media, choose a VacuumStrngthsetting of Standard, Strong, or Strongest in the Control Panel menu. If rubbing still occurs, inthe Control Panel menu, use a higher Head Height setting. (See "Adjusting the Vacuum Strength.")→P.744 (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735When printing on paper 0.1 mm (0.004 in) thick or less, choose a VacuumStrngth setting ofWeakest in the Control Panel menu. If rubbing still occurs, in the Control Panel menu, use ahigher Head Height setting. (See "Adjusting the Vacuum Strength.")→P.744 (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735If edges of the paper curl and become soiled when printing on rolls of glossy photo paper, inPaper Detailed Settings in the printer driver, set Near End Margin to 20mm.When you have loaded paper, the paperyou have loaded does not match the typeselected on the Control Panel.Be sure to select the correct type of paper in the Control Panel menu when loading paper. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554 The edges of the paper are dirty The edges of the paper are dirty CauseCorrective ActionThe Platen has become dirty after borderlessprinting or printing on small paper.Open the Top Cover and clean the Platen. (See "Cleaning Inside the Top Cover.")→P.861The type of paper as specified on the printerdoes not match the type specified in theprinter driver.Make sure the same type of paper is specified on the printer as in the printer driver. (See "Changing the Type of Paper.")→P.536Make sure the same paper type is specified in the printer driver as on the printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again.The paper is wrinkled or warped.Straighten out the wrinkles or curls and reload the paper. Do not use paper that has been prin-ted on previously. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Paper rubs against the printhead iPF6400 User's Guide Troubleshooting Problems with the printing quality 892
CauseCorrective ActionA cut line is printed because CutDustRe-duct. is On in the Control Panel menu to re-duce cutting dust.If this function is not needed, set CutDustReduct. to Off in the Control Panel menu. (See "Menu Settings.")→P.648The Printhead is set too low in the ControlPanel menu.In the Control Panel menu, set Head Height to Automatic. (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735You are printing on heavyweight paper or pa-per that curls or wrinkles easily after absorb-ing ink.When printing on Canon Heavyweight Coated Paper or other paper-based media, choose aVacuumStrngth setting of Strong or Strongest in the Control Panel menu. If rubbing still oc-curs, in the Control Panel menu, use a higher Head Height setting. (See "Adjusting the Vacuum Strength.")→P.744 (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735When printing on CAD Tracing Paper or other film-based media, choose a VacuumStrngthsetting of Standard, Strong, or Strongest in the Control Panel menu. If rubbing still occurs, inthe Control Panel menu, use a higher Head Height setting. (See "Adjusting the Vacuum Strength.")→P.744 (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735The Ejection Guide is soiled.Clean the Ejection Guide. (See "Cleaning the Printer Exterior.")→P.861 The surface of the paper is dirty The surface of the paper is dirty CauseCorrective ActionThe Paper Retainer is soiled.Clean the Paper Retainer. (See "Cleaning Inside the Top Cover.")→P.861You are using a paper that does notdry easily.In the Control Panel menu, set Roll DryingTime to at least 1 min. (See "Menu Settings.")→P.648When paper that does not dry easily is used for printing, it may curl during printing and touch the OutputTray.In this case, in the Control Panel menu, complete the settings for Dry time and Area in Scan WaitTime.However, note that printing will now take longer. (See "Menu Settings.")→P.648 The back side of the paper is dirty The back side of the paper is dirty CauseCorrective ActionThe Platen has become dirty after borderless printing or printing on small pa-per.Open the Top Cover and clean the Platen. (See "Cleaning Inside the Top Cover.")→P.861The Platen suction is too strong.In the Control Panel menu, reduce the level of VacuumStrngth. (See "Adjusting the Vacuum Strength.")→P.744BordlessOversize is set to Standard in the Control Panel menu.Set BordlessOversize to Little in the Control Panel menu. (See "Menu Settings.")→P.648 Roller marks are left across the trailing edge of paper Roller marks are left across the trailing edge of paper CauseCorrective ActionThe paper was removed without pressing the OK button afterprinting from the Front Paper Feed Slot.Following the instructions displayed, press the OK button, and after remov-ing the paper, press the OK button again.Wipe the rollers to clean them. (See "Cleaning Inside the Top Cover.")→P.861 (See "Cleaning the Paper Retainer.")→P.864iPF6400 The surface of the paper is dirtyUser's Guide Troubleshooting Problems with the printing quality 893
Immediately after borderless printing, the trailing edge margin is soiled during regular printingImmediately after borderless printing, the trailing edge margin is soiled during regular printingCauseCorrective ActionDepending on your printing environment, after border-less printing in which the leading and trailing edge ofthe roll is cut automatically, any ink adhering to the cut-ter unit may rub off on the next printed document.Follow these steps to change the Between Pages setting of Drying Time to a valuebetween about 30 seconds and 3 minutes before trying borderless printing again. 1. On the Main sheet of the printer driver, click Advanced Settings by Media Type. 2. Select an ink drying time in the list for the Between Pages setting of Drying Time. Printed colors are inaccurate Printed colors are inaccurate CauseCorrective ActionColor adjustment has not been activated in the AdvancedSettings of the printer driver.In the Advanced Settings of the printer driver, access Color Settings in ColorMode to adjust colors. (See "Main Sheet (Windows).")→P.184 (See "Main Pane (Mac OS X).")→P.366Colors have not been adjusted on the computer or monitor.Refer to the computer and monitor documentation to adjust the colors.Adjust the settings of the color management software, referring to the softwaredocumentation as needed.The Printhead nozzles are clogged.Print a test pattern to check the nozzles and see if they are clogged. (See "Checking for Nozzle Clogging.")→P.845In the Windows printer driver, Application Color MatchingPriority is not selected.Click Special Settings on the Layout sheet of the printer driver and select Ap-plication Color Matching Priority in the dialog box. (See "Layout Sheet (Windows).")→P.200There may be a slight difference in how colors are printedafter Printhead replacement because of individual variationamong printheads.Execute color calibration. (See "Color Calibration Using the Printer Sensor.")→P.758Printhead characteristics gradually change through repea-ted use, and colors may change.Execute color calibration. (See "Color Calibration Using the Printer Sensor.")→P.758Color may change slightly even on the same model of print-er if you use a different version of the firmware or printerdriver, or when you print under different settings or in a dif-ferent printing environment.Follow these steps to prepare the printing environment. 1. Use the same version of firmware or printer driver. (See "Updating the Firmware.")→P.874 2. Specify the same value for all settings items. 3. Execute color calibration. (See "Color Calibration Using the Printer Sensor.")→P.758 Banding in different colors occurs Banding in different colors occurs CauseCorrective ActionThe paper feed amount is out of adjust-ment.Adjust the feed amount. (See "Adjusting the Feed Amount.")→P.737If printed sheets are affected by banding in different colors by the trailing edge (about 20–30 mm(0.8–1.2 in) from the edge), try adjusting the feed amount of the trailing edge of sheets. (See "Adjusting Color on the Trailing Edge of Sheets.")→P.743Printing does not proceed smoothly be-cause print jobs are interrupted duringtransmission.Exit other applications and cancel other print jobs.In the Control Panel menu, Adj. Priority isset to Print Length.Setting Adj. Priority to Print Quality in the Control Panel menu and adjusting the feed amountmay improve results. (See "Adjusting the Feed Amount.")→P.737The Printhead is out of alignment.Adjust the Printhead alignment. (See "Automatic Adjustment to Straighten Lines and Colors.")→P.730Immediately after borderless printing, the trailing edge margin is soiled during regular printing iPF6400 User's Guide Troubleshooting Problems with the printing quality 894
CauseCorrective ActionThe Printhead nozzles are clogged.Print a test pattern to check the nozzles and see if they are clogged. (See "Checking for Nozzle Clogging.")→P.845Streaks may occur if you set the PrintQuality too low.Choose a higher level of Print Quality in the Advanced Settings of the printer driver and tryprinting again.Printing in Draft or Standard mode is faster and consumes less ink than in Highest or Highmodes, but the printing quality is lower. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61The type of paper specified in the printerdriver does not match the type loaded inthe printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in theprinter. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. Colors in printed images are uneven Colors in printed images are uneven CauseCorrective ActionLine Drawing/Text is selected when printingimages in many solid colors.In Print Priority in the Advanced Settings of the printer driver, choose Image.You are printing on paper that curls easily.Printed colors may appear uneven on the leading edge of paper that is susceptible to curling.Select a stronger level in VacuumStrngth in the Control Panel menu to increase suctionagainst the paper, or specify a leading margin of 20 mm (0.79 in) or more. (See "Adjusting the Vacuum Strength.")→P.744Printed colors may be uneven if you set thePrint Quality too low.Choose a higher level of Print Quality in the Advanced Settings of the printer driver.Printing in Fast or Standard mode is faster and consumes less ink than in Highest quality orHigh modes, but the printing quality is lower. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61Color may be uneven between dark and lightimage areas.Select Unidirectional Printing in the Advanced Settings of the printer driver.When borderless printing is used, the edge ofthe paper is cut during printing. Thus, ink den-sity may be slightly uneven at the leadingedges.Specify No in Automatic Cutting in the printer driver before printing. In this case, the papercan be printed without borders on the left and right sides only. Cut the printed document ejec-ted from the printer, and then use scissors or a cutting tool to cut away the edges on the topand bottom.Choose a higher level of Print Quality in the Advanced Settings of the printer driver. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61The Printhead is out of alignment.Adjust the Printhead alignment. (See "Automatic Adjustment to Straighten Lines and Colors.")→P.730Allowing printed documents to dry on top ofeach other may cause uneven colors.To avoid uneven colors, we recommend drying each sheet separately.Density may be uneven if you use Glossy Pa-per or Canon Coated Paper.In Advanced Settings of the printer driver, choose Highest quality or High in Print Quality.The type of paper specified in the printer driv-er does not match the type loaded in the print-er.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in theprinter. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again.iPF6400 Colors in printed images are unevenUser's Guide Troubleshooting Problems with the printing quality 895
CauseCorrective ActionColors may be uneven at the trailing edgewhen you print on heavyweight sheets even ifyou execute Adj Far Ed Feed.For heavyweight sheets or similar paper, execute Adj Far Ed Feed with the Front Tray Guidesraised. Also keep the Front Tray Guides raised during printing.Lower the Front Tray Guides when printing on paper other than heavyweight sheets.Scan Wait Time > Area in the Control Panelmenu is set to Leading edge.When Scan Wait Time > Area is set to Leading edge, colors may be uneven 110–140 mmfrom the leading edge. (The position varies depending on the Print Quality setting.)In this case, select Scan Wait Time > Area > Entire area.However, note that printing will now take longer. (See "Menu Settings.")→P.648When you load paper in the Front Paper FeedSlot and print, colors may be uneven at theleading edge of the paper.Choose a higher level of Print Quality in the Advanced Settings of the printer driver.Printing in Fast or Standard mode is faster and consumes less ink than in Highest quality orHigh modes, but the printing quality is lower. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61Straighten the paper if it is warped, and then load it straight into the printer. (See "Loading Sheets in the Feed Slot.")→P.554 Image edges are blurred or white banding occurs Image edges are blurred or white banding occurs CauseCorrective ActionThe Platen suction is too strong.In the Control Panel menu, reduce the level of VacuumStrngth. (See "Adjusting the Vacuum Strength.")→P.744Close the blue Switch on the platen so that it matches the paper size. (See "Setting the Blue Switch on the Platen.")→P.896Incorrect Printhead alignment value.When printing fine lines or text at high precision on glossy or semi-glossy photo or proofing paper, setthe optimal Printhead height before aligning the printhead. (See "Enhancing Printing Quality.")→P.728In the Control Panel menu, set Head Height to a lower height. (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735The type of paper specified in the print-er driver does not match the type loa-ded in the printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in the printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. Setting the Blue Switch on the Platen Setting the Blue Switch on the Platen If printed documents exhibit the following symptoms, adjust the setting of the blue Switch on the Platen. • Image edges are blurred • Image edges are affected by white banding Important•Always set all of the blue Switches on the Platen to the ● side for borderless printing. If the Switch are not set correctly, theprint quality may deteriorate.1 Remove any loaded paper that will not be used. • Rolls (See " Removing the Roll from the Printer .")→P.538 • Sheet (See " Removing Sheets .")→P.560 Image edges are blurred or white banding occurs iPF6400 User's Guide Troubleshooting Problems with the printing quality 896
2 Open the Top Cover. 3 Remove the Cleaning Brush (a). 4 Using the back of the Cleaning Brush, move the first Switch to the side opposite ●. iPF6400 Setting the Blue Switch on the PlatenUser's Guide Troubleshooting Problems with the printing quality 897
5 Refer to the following table to confirm the number on the Platen (a) that corresponds to the size of paper for printing. NumberDimensionsPaper Size2254 mm (10 in) or 257 mm10"x12", 8"x10", or JIS B43355 mm (14 in)14"x17"4406 mm (16 in), 420 mm, or 432 mm (17 in)16-in. Roll (406.4mm), ISO A2, 17-in. Roll (431.8mm), or ANSI C5515 mm (20 in)JIS B2 or JIS B36610 mm (24 in)ISO A1, ISO A2, or 20"x24"6 Using the back of the Cleaning Brush, move the Switch to the side opposite ●, corresponding to the size of the paper for printing. In this case, note that you will move the switch in the opposite direction from the direction in step 4. Note •The Switch only moves number 1 and the number that matchesthe paper size. Set all of the switches where the number does notmatch the paper size in switches number 2 and higher to the ●side. Setting the Blue Switch on the Platen iPF6400 User's Guide Troubleshooting Problems with the printing quality 898
7 Close the Top Cover. The contrast becomes uneven during printing The contrast becomes uneven during printing CauseCorrective ActionThe paper feed amount is out of adjustment.Adjust the feed amount. (See "Adjusting the Feed Amount.")→P.737The type of paper specified in the printer driverdoes not match the type loaded in the printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded inthe printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. The length of printed images is inaccurate in the feeding direction The length of printed images is inaccurate in the feeding direction CauseCorrective ActionIn the Control Panel menu, Adj. Priority is set toPrint Quality.Set Adj. Priority to Print Length in the Control Panel menu, and then execute AdjustLength. (See "Adjusting the Feed Amount.")→P.737The type of paper specified in the printer driverdoes not match the type loaded in the printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded inthe printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again. Images are printed crooked Images are printed crooked CauseCorrective ActionIn the Control Panel menu, Skew Check Lv. is set to Loose or Off.In the Control Panel menu, set Skew Check Lv. to Standard. (See "Menu Settings.")→P.648In the Control Panel menu, Width Detection is set to Off.Set Width Detection to On in the Control Panel menu. (See "Menu Settings.")→P.648Roll paper is loaded askew.If there is a gap between the roll paper and roll holder, reload the roll. (See "Loading Rolls on the Roll Holder.")→P.531 (See "Loading Rolls in the Printer.")→P.534 iPF6400 The contrast becomes uneven during printingUser's Guide Troubleshooting Problems with the printing quality 899
Documents are printed in monochrome Documents are printed in monochrome CauseCorrective ActionIn the Advanced Settings of the printer driver, Mono-chrome or Monochrome (Photo), is specified in ColorMode.In the Advanced Settings of the printer driver, specify Color in Color Mode and tryprinting again.The Printhead nozzles are clogged.Print a test pattern to check the color ink nozzles and see if they are clogged. (See "Checking for Nozzle Clogging.")→P.845 Line thickness is not uniform Line thickness is not uniform CauseCorrective ActionIn the Special Settings dialog box of theWindows printer driver, Fast GraphicProcess is selected.Access the printer driver Properties dialog box from Print in the File menu of the source applica-tion, and follow these steps to print. 1. Clear the option Open Preview When Print Job Starts on the Main sheet. 2. Clear the option Page Layout on the Layout sheet. 3. Click the Special Settings button on the Layout sheet to display the Special Settings dialogbox, and then clear the option Fast Graphic Process.The blue Switch on the platen is set in-correctly.Move the Switch numbered corresponding to the size of paper for printing opposite to the ● posi-tion. (See "Setting the Blue Switch on the Platen.")→P.896The type of paper specified in the printerdriver does not match the type loaded inthe printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in the printer. 1. Press the Stop button and stop printing. 2. Change the type of paper in the printer driver and try printing again.Incorrect Printhead alignment value.When printing fine lines or text at high precision on glossy or semi-glossy photo or proofing paper,set the optimal Printhead height before aligning the printhead. (See "Enhancing Printing Quality.")→P.728In the Control Panel menu, use a lower Head Height setting. (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735Depending on the type of paper, thethickness of printed lines may be noticea-bly inconsistent.Specify Proof in Print Priority in the printer driver. (See "Giving Priority to Particular Graphic Elements and Colors for Printing.")→P.61 Lines or colors are misaligned Lines or colors are misaligned CauseCorrective ActionThe Printhead is not being aligned correct-ly.Adjust the Printhead alignment. (See "Automatic Adjustment to Straighten Lines and Colors.")→P.730 (See "Manual Adjustment to Straighten Lines and Colors.")→P.732When printing fine lines or text at high precision on glossy or semi-glossy photo or proofing pa-per, set the optimal Printhead height before aligning the printhead. (See "Enhancing Printing Quality.")→P.728In the Control Panel menu, use a lower Head Height setting. (See "Troubleshooting Paper Abrasion and Blurry Images.")→P.735The type of paper specified in the printerdriver does not match the type loaded inthe printer.Load paper of the same type as you have specified in the printer driver. (See "Loading Rolls in the Printer.")→P.534 (See "Loading Sheets in the Feed Slot.")→P.554Make sure the same type of paper is specified in the printer driver as you have loaded in theprinter.Documents are printed in monochrome iPF6400 User's Guide Troubleshooting Problems with the printing quality 900