User's Guide
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......5 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 supported ...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
......5 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 supported ...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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... clean the printheads...33 To clean the printhead contacts manually 34 To replace the 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...
... clean the printheads...33 To clean the printhead contacts manually 34 To replace the 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...
User's Guide
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... the Toolbox (Windows). in the box with the printer software. HP Printer Utility (Mac OS) The HP Printer Utility contains tools to printer maintenance services. Control panel Provides status, error, and warning information about the warranty and safety issues. Toolbox (Microsoft® Windows®) Provides information about printhead health and access to configure print settings, calibrate the...
... the Toolbox (Windows). in the box with the printer software. HP Printer Utility (Mac OS) The HP Printer Utility contains tools to printer maintenance services. Control panel Provides status, error, and warning information about the warranty and safety issues. Toolbox (Microsoft® Windows®) Provides information about printhead health and access to configure print settings, calibrate the...
User's Guide
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...During the warranty period, this support is often free of your printouts. Shows printer information (such as the ink level information, and the printhead health status. If the printer is available. ENWW Finding other resources for the product 3 Resource Logs and... reports Configuration page Print quality diagnostic page HP websites HP telephone support Description Location Provides information about events...
...During the warranty period, this support is often free of your printouts. Shows printer information (such as the ink level information, and the printhead health status. If the printer is available. ENWW Finding other resources for the product 3 Resource Logs and... reports Configuration page Print quality diagnostic page HP websites HP telephone support Description Location Provides information about events...
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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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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...Supplies in the Print Quality section, and click Apply. ● Printer driver (Windows): Click the Services tab. See To clean the printhead contacts manually. 5. CAUTION HP is available only if the ENWW Maintaining the printheads 31 See Understanding the configuration page. ● Embedded Web server...of white paper, and check the printhead health section. If the color tints on a clean sheet of the printer. See To replace the printheads. To check printhead health Use one or more of the maintenance functions, or clean or replace the printhead. ● Configuration page: Print the...
...Supplies in the Print Quality section, and click Apply. ● Printer driver (Windows): Click the Services tab. See To clean the printhead contacts manually. 5. CAUTION HP is available only if the ENWW Maintaining the printheads 31 See Understanding the configuration page. ● Embedded Web server...of white paper, and check the printhead health section. If the color tints on a clean sheet of the printer. See To replace the printheads. To check printhead health Use one or more of the maintenance functions, or clean or replace the printhead. ● Configuration page: Print the...
User's Guide
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... not straight and connected, align the printheads. Toolbox is installed), and then click the Printer Services tab. See To calibrate the ...9679; HP Printer Utility (Mac OS): Click Print PQ Diagnostic Page from the trays and duplex unit, the ink level information, and the printhead health ...status. 2 Test Pattern 1: If the lines are pointing, calibrate the linefeed. See To align the printheads. 3 ...Test Pattern 2: If there are thin white lines across any of pages printed from the Information and Support panel. 1 Printer Information: Shows printer ...
... not straight and connected, align the printheads. Toolbox is installed), and then click the Printer Services tab. See To calibrate the ...9679; HP Printer Utility (Mac OS): Click Print PQ Diagnostic Page from the trays and duplex unit, the ink level information, and the printhead health ...status. 2 Test Pattern 1: If the lines are pointing, calibrate the linefeed. See To align the printheads. 3 ...Test Pattern 2: If there are thin white lines across any of pages printed from the Information and Support panel. 1 Printer Information: Shows printer ...
User's Guide
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... (Mac OS): Click Align from the Information and Support panel. Click Align Printheads and follow the onscreen instructions. ● Toolbox (Windows): Click the Printer Services tab, and then click Align Printheads and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Calibrate Linefeed from the Information and Support panel. For Windows 2000, Windows...
... (Mac OS): Click Align from the Information and Support panel. Click Align Printheads and follow the onscreen instructions. ● Toolbox (Windows): Click the Printer Services tab, and then click Align Printheads and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Calibrate Linefeed from the Information and Support panel. For Windows 2000, Windows...
User's Guide
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..., unplug the power cord from the Information and Support panel. Lift the printhead latch. 4. CAUTION Do not use it to clean the electrical contacts on the printheads and in the printer. Lift the handle of its slot. 5. CAUTION Clean the electrical contacts ...), and then click the Printer Services tab. Click Clean Printheads and follow the onscreen instructions. ● Toolbox (Windows): Click the Printer Services tab, and then click Clean Printheads and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Clean from the printer. 3. Suitable materials include ...
..., unplug the power cord from the Information and Support panel. Lift the printhead latch. 4. CAUTION Do not use it to clean the electrical contacts on the printheads and in the printer. Lift the handle of its slot. 5. CAUTION Clean the electrical contacts ...), and then click the Printer Services tab. Click Clean Printheads and follow the onscreen instructions. ● Toolbox (Windows): Click the Printer Services tab, and then click Clean Printheads and follow the onscreen instructions. ● HP Printer Utility (Mac OS): Click Clean from the printer. 3. Suitable materials include ...
User's Guide
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... control panel should indicate that the latch is missing. 10 Insert the printhead into its color-coded slot (the label on the printhead must match the label on one face of the printhead. The nozzles are not in the printhead slot inside the printer with the paper. 8. Ink will be visible on a different face of paper...
... control panel should indicate that the latch is missing. 10 Insert the printhead into its color-coded slot (the label on the printhead must match the label on one face of the printhead. The nozzles are not in the printhead slot inside the printer with the paper. 8. Ink will be visible on a different face of paper...
User's Guide
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...move to engage the latch. 8. Lift the printhead latch. 4. Lift the handle of a printhead and use it to pull the printhead out of its color-coded slot (the label on the printhead must match the label on the printhead to ensure that the latch is properly engaged. ...top cover. 9. blinking printhead light. 16 Wait while the printer initializes the printheads and prints the alignment pages. To replace the printheads NOTE To find out which corresponds to the blinking printhead light. 15 If one or both the printhead lights still blink, replace the printhead which corresponds to stop ...
...move to engage the latch. 8. Lift the printhead latch. 4. Lift the handle of a printhead and use it to pull the printhead out of its color-coded slot (the label on the printhead must match the label on the printhead to ensure that the latch is properly engaged. ...top cover. 9. blinking printhead light. 16 Wait while the printer initializes the printheads and prints the alignment pages. To replace the printheads NOTE To find out which corresponds to the blinking printhead light. 15 If one or both the printhead lights still blink, replace the printhead which corresponds to stop ...
User's Guide
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... the onscreen instructions. ● HP Printer Utility (Mac OS): Click Calibrate Color from the drop-down list in the left pane, select the option to ensure the best print quality. If you are not satisfied with the appearance of the colors, you replace a printhead, the printer automatically calibrates the colors to calibrate color from the Information and Support...
... the onscreen instructions. ● HP Printer Utility (Mac OS): Click Calibrate Color from the drop-down list in the left pane, select the option to ensure the best print quality. If you are not satisfied with the appearance of the colors, you replace a printhead, the printer automatically calibrates the colors to calibrate color from the Information and Support...
User's Guide
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...All packing tapes and materials are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is turned on each printhead. ● Printhead latch and all covers are removed from the printer. ● Printer can print a configuration page. Press down firmly on . For Windows... caps from each one to initialize the printer after the printheads are installed. ● Make sure the printer is not jammed in their correct color-coded slots. ENWW General troubleshooting tips 39 When the printer is turned on for voltage requirements. ...
...All packing tapes and materials are closed. ● Rear access panel (HP Officejet Pro K550) or duplex unit (HP Officejet Pro K550dtn/K550dtwn) is turned on each printhead. ● Printhead latch and all covers are removed from the printer. ● Printer can print a configuration page. Press down firmly on . For Windows... caps from each one to initialize the printer after the printheads are installed. ● Make sure the printer is not jammed in their correct color-coded slots. ENWW General troubleshooting tips 39 When the printer is turned on for voltage requirements. ...
User's Guide
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... the printheads. Check the printer setup ▲ See General troubleshooting tips. Check the printer software installation ▲ If the printer is not responding (nothing prints) If the printer supports wireless communication, see also Problems setting up or using wireless communication. This process takes about 20 seconds, and reconnect the cables. If the problem persists, visit HP...
... the printheads. Check the printer setup ▲ See General troubleshooting tips. Check the printer software installation ▲ If the printer is not responding (nothing prints) If the printer supports wireless communication, see also Problems setting up or using wireless communication. This process takes about 20 seconds, and reconnect the cables. If the problem persists, visit HP...
User's Guide
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... to a network, check the following: ● Check the Link light on the computer ▲ The personal software firewall is inserted into its correct color-coded slot. See Maintaining the printheads. After the printer has restarted, reinsert the printhead. If the problem persists, the firewall is properly closed. See Configure network settings. Turn off the...
... to a network, check the following: ● Check the Link light on the computer ▲ The personal software firewall is inserted into its correct color-coded slot. See Maintaining the printheads. After the printer has restarted, reinsert the printhead. If the problem persists, the firewall is properly closed. See Configure network settings. Turn off the...
User's Guide
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... cause slight distortions to minimize the effects of these electromagnetic fields. The Toolbox (Windows), HP Printer Utility (Mac OS), and the configuration page (see To print the print quality diagnostic ...to printouts. Move the printer away from the source of the printer. Also, it is recommended that you use a USB cable that is missing or incorrect Check the printheads ▲ Print the print... ● Make sure you are not overloaded. Check the color print settings ▲ Make sure Print in the printer driver. See Loading media. 42 Chapter 4 Maintaining and troubleshooting...
... cause slight distortions to minimize the effects of these electromagnetic fields. The Toolbox (Windows), HP Printer Utility (Mac OS), and the configuration page (see To print the print quality diagnostic ...to printouts. Move the printer away from the source of the printer. Also, it is recommended that you use a USB cable that is missing or incorrect Check the printheads ▲ Print the print... ● Make sure you are not overloaded. Check the color print settings ▲ Make sure Print in the printer driver. See Loading media. 42 Chapter 4 Maintaining and troubleshooting...
User's Guide
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...USB cable, the problem may be damaged. If the problem persists, turn off the printer, disconnect the cable from the printer, turn on ink, and try to a poor cable connection. Make sure the media used meets HP specifications, and try to a job that is ready, resend the job. See ... wait for supported media. ● Make sure you have loaded. If the printer does not return to retry the job, click Cancel. Poor print quality and unexpected printouts Poor quality printouts Check the printheads and ink cartridges ● Print the print quality diagnostic page on and not flashing...
...USB cable, the problem may be damaged. If the problem persists, turn off the printer, disconnect the cable from the printer, turn on ink, and try to a poor cable connection. Make sure the media used meets HP specifications, and try to a job that is ready, resend the job. See ... wait for supported media. ● Make sure you have loaded. If the printer does not return to retry the job, click Cancel. Poor print quality and unexpected printouts Poor quality printouts Check the printheads and ink cartridges ● Print the print quality diagnostic page on and not flashing...
User's Guide
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... Evaluate any problem areas, and perform the recommended actions (see HP supplies and accessories. Printout shows bleeding colors Check the print settings ▲ Some media type settings (such as for gaps in the printer driver, make sure you select the correct media type. Refilling processes...Grayscale is not selected in the printer driver. Check the ink cartridges ▲ Make sure ink cartridges have not been tampered with. Wrong colors are printing as Best) require more ink than others. Colors do not line up properly Check the printheads ▲ Print the print quality...
... Evaluate any problem areas, and perform the recommended actions (see HP supplies and accessories. Printout shows bleeding colors Check the print settings ▲ Some media type settings (such as for gaps in the printer driver, make sure you select the correct media type. Refilling processes...Grayscale is not selected in the printer driver. Check the ink cartridges ▲ Make sure ink cartridges have not been tampered with. Wrong colors are printing as Best) require more ink than others. Colors do not line up properly Check the printheads ▲ Print the print quality...