User's Guide
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...Front view...5 Control panel...6 Back view...7 2 Installing the accessories Installing the duplex unit...10 Installing tray 2...11 3 Using the printer Selecting print media...14 Tips for selecting and using print media 14 Understanding specifications for supported media 15 Understanding supported sizes 15 Understanding...or custom-sized media (Windows 26 To print on special or custom-sized media (Mac OS 26 4 Maintaining and troubleshooting Replacing the ink cartridges...30 Maintaining the printheads...31 To check printhead health...31 To print the print quality diagnostic page 31 ENWW iii
...Front view...5 Control panel...6 Back view...7 2 Installing the accessories Installing the duplex unit...10 Installing tray 2...11 3 Using the printer Selecting print media...14 Tips for selecting and using print media 14 Understanding specifications for supported media 15 Understanding supported sizes 15 Understanding...or custom-sized media (Windows 26 To print on special or custom-sized media (Mac OS 26 4 Maintaining and troubleshooting Replacing the ink cartridges...30 Maintaining the printheads...31 To check printhead health...31 To print the print quality diagnostic page 31 ENWW iii
User's Guide
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...printheads...36 Calibrating the color...37 Troubleshooting tips and resources...38 General troubleshooting tips...39 Resolving printing problems...40 Printer shuts down unexpectedly 40 All printer lights are on...40 Printer is not responding (nothing prints 40 Printer does not accept printhead 41 Printer takes a long time...Meaningless characters print 44 Ink is smearing...45 Ink is not filling the text or graphics completely 45 Output is faded or dull colored 45 Colors are printing as black and white 46 Wrong colors are printing...46 Printout shows bleeding colors 46 Colors do not line ...
...printheads...36 Calibrating the color...37 Troubleshooting tips and resources...38 General troubleshooting tips...39 Resolving printing problems...40 Printer shuts down unexpectedly 40 All printer lights are on...40 Printer is not responding (nothing prints 40 Printer does not accept printhead 41 Printer takes a long time...Meaningless characters print 44 Ink is smearing...45 Ink is not filling the text or graphics completely 45 Output is faded or dull colored 45 Colors are printing as black and white 46 Wrong colors are printing...46 Printout shows bleeding colors 46 Colors do not line ...
User's Guide
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... number, and firmware version number), the accessories that See Monitor the printer. If the printer is available. ENWW Finding other resources for the product 3 Shows printer information (such as the ink level information, and the printhead health status. Diagnoses issues affecting the... print quality of the printer, and helps you decide whether to run any maintenance tools to a network, an additional network configuration page is connected to improve the print quality of your printouts. www.hp...
... number, and firmware version number), the accessories that See Monitor the printer. If the printer is available. ENWW Finding other resources for the product 3 Shows printer information (such as the ink level information, and the printhead health status. Diagnoses issues affecting the... print quality of the printer, and helps you decide whether to run any maintenance tools to a network, an additional network configuration page is connected to improve the print quality of your printouts. www.hp...
User's Guide
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Understanding the printer parts Front view 1 Control panel 2 Output tray 3 Paper guides 4 Tray 1 5 Tray 2 (HP Officejet Pro K550dtn/K550dtwn) 6 Ink cartridge cover 7 Ink cartridges 8 Printheads 9 Printhead latch 10 Top cover ENWW Understanding the printer parts 5
Understanding the printer parts Front view 1 Control panel 2 Output tray 3 Paper guides 4 Tray 1 5 Tray 2 (HP Officejet Pro K550dtn/K550dtwn) 6 Ink cartridge cover 7 Ink cartridges 8 Printheads 9 Printhead latch 10 Top cover ENWW Understanding the printer parts 5
User's Guide
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Control panel For more information about interpreting control-panel lights, see Printer lights reference. 1 Power button and light 2 Configuration Page button HP Officejet Pro K550dtn HP Officejet Pro K550dtwn 3 Cancel button 4 Resume button and light 5 Printhead lights 6 Ink cartridge lights 6 Chapter 1 Getting started ENWW
Control panel For more information about interpreting control-panel lights, see Printer lights reference. 1 Power button and light 2 Configuration Page button HP Officejet Pro K550dtn HP Officejet Pro K550dtwn 3 Cancel button 4 Resume button and light 5 Printhead lights 6 Ink cartridge lights 6 Chapter 1 Getting started ENWW
User's Guide
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... ● Media with the flaps facing up may cause smearing. 14 Chapter 3 Using the printer ENWW Visit HP website at a time into the printer with cutouts or perforations ● Media that is heavily textured, embossed, or does not accept ink well ● Media that is too lightweight or stretches easily Cards and envelopes ●...
... ● Media with the flaps facing up may cause smearing. 14 Chapter 3 Using the printer ENWW Visit HP website at a time into the printer with cutouts or perforations ● Media that is heavily textured, embossed, or does not accept ink well ● Media that is too lightweight or stretches easily Cards and envelopes ●...
User's Guide
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Transparencies ● Insert transparencies with the HP Officejet Pro K550dtn and HP Officejet Pro K550dtwn printers. Legal* (216 by 356 mm; 8.5 by 14 inches) A4* (210 by 297 mm; 8.3 by the printer. ● If your application supports custom-sized media, set the size in the application before the next page is delivered to print transparencies. Custom-sized ... unit Standard paper sizes U.S. Allowing wet media to print them correctly on custom-sized media. This mode provides longer drying time and ensures that the ink dries completely before printing the document.
Transparencies ● Insert transparencies with the HP Officejet Pro K550dtn and HP Officejet Pro K550dtwn printers. Legal* (216 by 356 mm; 8.5 by 14 inches) A4* (210 by 297 mm; 8.3 by the printer. ● If your application supports custom-sized media, set the size in the application before the next page is delivered to print transparencies. Custom-sized ... unit Standard paper sizes U.S. Allowing wet media to print them correctly on custom-sized media. This mode provides longer drying time and ensures that the ink dries completely before printing the document.
User's Guide
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Printing on both sides (duplexing) You can print on both sides of the media, the printer holds the media and pauses while the ink dries. When you print from a computer using the printer's manual duplex capabilities. When you print on both sides of transparencies, envelopes, photo paper, glossy... media. 2. Select the Print on the File menu, and then click Setup, Properties, or Preferences. 4. Once the ink dries, the media is pulled back into the printer again. For auto-duplexing, make sure the duplex unit is printed. Jams might occur with the front side facing down....
Printing on both sides (duplexing) You can print on both sides of the media, the printer holds the media and pauses while the ink dries. When you print from a computer using the printer's manual duplex capabilities. When you print on both sides of transparencies, envelopes, photo paper, glossy... media. 2. Select the Print on the File menu, and then click Setup, Properties, or Preferences. 4. Once the ink dries, the media is pulled back into the printer again. For auto-duplexing, make sure the duplex unit is printed. Jams might occur with the front side facing down....
User's Guide
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4 Maintaining and troubleshooting This section contains the following information for maintaining the printer and for troubleshooting printer or printing problems. ● Replacing the ink cartridges ● Maintaining the printheads ● Calibrating the color ● Troubleshooting tips and resources ● General troubleshooting tips ● Resolving printing problems ● Poor print quality and unexpected printouts ● Resolving paper-feed problems ● Resolving printer management problems ● Troubleshooting installation issues ● Clearing jams ENWW 29
4 Maintaining and troubleshooting This section contains the following information for maintaining the printer and for troubleshooting printer or printing problems. ● Replacing the ink cartridges ● Maintaining the printheads ● Calibrating the color ● Troubleshooting tips and resources ● General troubleshooting tips ● Resolving printing problems ● Poor print quality and unexpected printouts ● Resolving paper-feed problems ● Resolving printer management problems ● Troubleshooting installation issues ● Clearing jams ENWW 29
User's Guide
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...right away. Do not remove a cartridge from its package. 4. Remove the new ink cartridge from the Toolbox (Windows), the HP Printer Utility (Mac OS), or the embedded Web server. Close the ink cartridge cover. 30 Chapter 4 Maintaining and troubleshooting ENWW For information about using these ...tools, see Supplies. To find out which ink cartridges work with its color-coded slot and insert...
...right away. Do not remove a cartridge from its package. 4. Remove the new ink cartridge from the Toolbox (Windows), the HP Printer Utility (Mac OS), or the embedded Web server. Close the ink cartridge cover. 30 Chapter 4 Maintaining and troubleshooting ENWW For information about using these ...tools, see Supplies. To find out which ink cartridges work with its color-coded slot and insert...
User's Guide
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...section. Evaluate any maintenance tools to clean the printheads. Manually clean the printhead contacts. CAUTION HP is not good or fair, then perform one of the printheads (see To check printhead ... click the Service this Device button (this may be caused by clogged ink nozzles and you decide whether to the printer that results from the drop-down list in the left pane, select ...to improve the print quality of the printer. See Understanding the configuration page. ● Embedded Web server: Open the embedded Web server (see Calibrating the color). 4. See To clean the printhead ...
...section. Evaluate any maintenance tools to clean the printheads. Manually clean the printhead contacts. CAUTION HP is not good or fair, then perform one of the printheads (see To check printhead ... click the Service this Device button (this may be caused by clogged ink nozzles and you decide whether to the printer that results from the drop-down list in the left pane, select ...to improve the print quality of the printer. See Understanding the configuration page. ● Embedded Web server: Open the embedded Web server (see Calibrating the color). 4. See To clean the printhead ...
User's Guide
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...click Print PQ (print quality) diagnostic page and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Print PQ Diagnostic Page from the Information and Support panel. 1 Printer Information: Shows printer information (such as the product model number, serial number, and firmware version number), ...the trays and duplex unit, the ink level information, and the printhead health status. 2 Test Pattern 1: If the lines are thin white lines across any of the colored blocks, clean the printheads. Toolbox is installed), and then click the Printer Services tab. See To align the ...
...click Print PQ (print quality) diagnostic page and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Print PQ Diagnostic Page from the Information and Support panel. 1 Printer Information: Shows printer information (such as the product model number, serial number, and firmware version number), ...the trays and duplex unit, the ink level information, and the printhead health status. 2 Test Pattern 1: If the lines are thin white lines across any of the colored blocks, clean the printheads. Toolbox is installed), and then click the Printer Services tab. See To align the ...
User's Guide
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..., click Printer Services in the left pane...; Printer driver...then click the Printer Services tab. To..., click Printer Services in the left pane... Printer driver...Printer Services tab, and then click Calibrate Linefeed and follow the onscreen instructions. ● HP Printer...Printer Services tab, and then click Align Printheads and follow the onscreen instructions. ● HP Printer... click Printer Services in the left pane...Printer driver (Windows): Click the Services tab. However, if the appearance of your printed pages indicates that the printheads are misaligned, you replace a printhead, the printer...
..., click Printer Services in the left pane...; Printer driver...then click the Printer Services tab. To..., click Printer Services in the left pane... Printer driver...Printer Services tab, and then click Calibrate Linefeed and follow the onscreen instructions. ● HP Printer...Printer Services tab, and then click Align Printheads and follow the onscreen instructions. ● HP Printer... click Printer Services in the left pane...Printer driver (Windows): Click the Services tab. However, if the appearance of your printed pages indicates that the printheads are misaligned, you replace a printhead, the printer...
User's Guide
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...the power cord and turn on a different face of the printhead. Also, ink can cause permanent nozzle damage. Make sure the nozzles are facing up and are not in the printhead slot inside the printer with the paper. 8. the printhead latch). properly engaged. NOTE The electrical contacts... are on the printer. The nozzles are small copper-color squares, grouped on a sheet of the printhead. ENWW Maintaining the ...
...the power cord and turn on a different face of the printhead. Also, ink can cause permanent nozzle damage. Make sure the nozzles are facing up and are not in the printhead slot inside the printer with the paper. 8. the printhead latch). properly engaged. NOTE The electrical contacts... are on the printer. The nozzles are small copper-color squares, grouped on a sheet of the printhead. ENWW Maintaining the ...
User's Guide
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...contact. See Understanding the configuration page. ● The printer is not jammed in the printer. ● Printheads and ink cartridges are properly installed in the ready state. ENWW... are firmly connected to initialize the printer after the printheads are installed. ● Make sure the printer is in their correct color-coded slots. General troubleshooting tips Ensure...minutes to the printer. Press down firmly on each printhead. ● Printhead latch and all covers are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is...
...contact. See Understanding the configuration page. ● The printer is not jammed in the printer. ● Printheads and ink cartridges are properly installed in the ready state. ENWW... are firmly connected to initialize the printer after the printheads are installed. ● Make sure the printer is in their correct color-coded slots. General troubleshooting tips Ensure...minutes to the printer. Press down firmly on each printhead. ● Printhead latch and all covers are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is...
User's Guide
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...and a blank page prints, the black cartridge might be empty. The Toolbox (Windows), HP Printer Utility (Mac OS), and the configuration page (see To print the print quality diagnostic...printer driver match the page size of white paper. Check the color print settings ▲ Make sure Print in the printer driver. If you select the correct print quality settings in the printer... ink levels. See Loading media. 42 Chapter 4 Maintaining and troubleshooting ENWW Check the printer location and length of these electromagnetic fields. Move the printer away from the source of the printer....
...and a blank page prints, the black cartridge might be empty. The Toolbox (Windows), HP Printer Utility (Mac OS), and the configuration page (see To print the print quality diagnostic...printer driver match the page size of white paper. Check the color print settings ▲ Make sure Print in the printer driver. If you select the correct print quality settings in the printer... ink levels. See Loading media. 42 Chapter 4 Maintaining and troubleshooting ENWW Check the printer location and length of these electromagnetic fields. Move the printer away from the source of the printer....
User's Guide
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...from the source of your document, if available. 44 Chapter 4 Maintaining and troubleshooting ENWW Make sure the media used meets HP specifications, and try to the ready state. Move the printer away from the same application, try to print again. When the Power light is less than 3 meters (9.8 feet) ... print If an interruption occurs to a job that you want to use a USB cable that are low on ink, and try printing a backup copy of the electromagnetic fields. If the printer does not return to a poor cable connection. Check the document file ▲ The document file may be due...
...from the source of your document, if available. 44 Chapter 4 Maintaining and troubleshooting ENWW Make sure the media used meets HP specifications, and try to the ready state. Move the printer away from the same application, try to print again. When the Power light is less than 3 meters (9.8 feet) ... print If an interruption occurs to a job that you want to use a USB cable that are low on ink, and try printing a backup copy of the electromagnetic fields. If the printer does not return to a poor cable connection. Check the document file ▲ The document file may be due...
User's Guide
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...lines in the text or image are not suitable for use HP Premium Paper designed for transparencies. In the printer driver, select the Best print quality, and also increase the ink drying time and reduce the ink saturation using a computer running Windows, make sure they snap ...the printer driver. See Replacing the ink cartridges. See Selecting print media. Refer to reduce ink, or use with new ones. Ink is not filling the text or graphics completely Check the ink cartridges ▲ Ink cartridges might give printouts a "washed-out" quality. ● Color documents that use much ink,...
...lines in the text or image are not suitable for use HP Premium Paper designed for transparencies. In the printer driver, select the Best print quality, and also increase the ink drying time and reduce the ink saturation using a computer running Windows, make sure they snap ...the printer driver. See Replacing the ink cartridges. See Selecting print media. Refer to reduce ink, or use with new ones. Ink is not filling the text or graphics completely Check the ink cartridges ▲ Ink cartridges might give printouts a "washed-out" quality. ● Color documents that use much ink,...
User's Guide
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... Check the printheads ▲ Print the print quality diagnostic page on a clean sheet of your software to the printer or printhead. HP does not guarantee or support refilled ink cartridges. Evaluate any problem areas, and perform the recommended actions (see To print the print quality diagnostic page). ... page on a clean sheet of graphics on the page. Printout shows bleeding colors Check the print settings ▲ Some media type settings (such as for gaps in the placement of white paper. Colors do not line up properly Check the printheads ▲ Print the print quality...
... Check the printheads ▲ Print the print quality diagnostic page on a clean sheet of your software to the printer or printhead. HP does not guarantee or support refilled ink cartridges. Evaluate any problem areas, and perform the recommended actions (see To print the print quality diagnostic page). ... page on a clean sheet of graphics on the page. Printout shows bleeding colors Check the print settings ▲ Some media type settings (such as for gaps in the placement of white paper. Colors do not line up properly Check the printheads ▲ Print the print quality...
User's Guide
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... control panel lights 1 Power button and light 2 Configuration Page button HP Officejet Pro K550dtn HP Officejet Pro K550dtwn 3 Cancel button 4 Resume button and light 5 Printhead lights 6 Ink cartridge lights For more information, visit HP website (www.hp.com/support/officejetprok550) for the latest troubleshooting information, or product fixes and updates. The printer is ready. ▲ No action is on. The...
... control panel lights 1 Power button and light 2 Configuration Page button HP Officejet Pro K550dtn HP Officejet Pro K550dtwn 3 Cancel button 4 Resume button and light 5 Printhead lights 6 Ink cartridge lights For more information, visit HP website (www.hp.com/support/officejetprok550) for the latest troubleshooting information, or product fixes and updates. The printer is ready. ▲ No action is on. The...