User Guide
HP ENVY Pro 6400 All-in-One series
HP company notices
THE INFORMATION CONTAINED HEREIN IS SUBJECT TO CHANGE WITHOUT NOTICE.
ALL RIGHTS RESERVED. REPRODUCTION, ADAPTATION, OR TRANSLATION OF THIS MATERIAL IS PROHIBITED WITHOUT PRIOR WRITTEN PERMISSION OF HP, EXCEPT AS ALLOWED UNDER THE COPYRIGHT LAWS. THE ONLY WARRANTIES FOR HP PRODUCTS AND SERVICES ARE SET FORTH IN THE EXPRESS WARRANTY STATEMENTS ACCOMPANYING SUCH PRODUCTS AND SERVICES. NOTHING HEREIN SHOULD BE CONSTRUED AS CONSTITUTING AN ADDITIONAL WARRANTY. HP SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN.
© Copyright 2020 HP Development Company, L.P.
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iOS is a trademark or registered trademark of Cisco in the U.S. and other countries and is used under license.
Safety information
Always follow basic safety precautions when using this product to reduce risk of injury from fire or electric shock.
-Read and understand all instructions in the documentation that comes with the printer.
-Observe all warnings and instructions marked on the product.
-Unplug this product from wall outlets before cleaning.
-Do not install or use this product near water, or when you are wet.
-Install the product securely on a stable surface.
-Install the product in a protected location where no one can step on or trip over the line cord, and the line cord cannot be damaged.
-If the product does not operate normally, see Solve a problem on page 81.
-There are no user-serviceable parts inside. Refer servicing to qualified service personnel.
Table of contents
1 Printer parts ................................................................................................................................................. |
1 |
Printer overview ..................................................................................................................................................... |
2 |
Buttons ................................................................................................................................................................... |
4 |
Print reports from control panel ........................................................................................................................... |
7 |
Edge lighting and status lights .............................................................................................................................. |
8 |
Quiet Mode ........................................................................................................................................................... |
13 |
Auto-Off ............................................................................................................................................................... |
14 |
Sleep mode .......................................................................................................................................................... |
15 |
Adjust printer lights and volume ......................................................................................................................... |
16 |
2 Load media and paper basics ........................................................................................................................ |
17 |
Load media .......................................................................................................................................................... |
18 |
Load original ........................................................................................................................................................ |
21 |
Change the default paper size detected by the printer ...................................................................................... |
23 |
Paper basics ......................................................................................................................................................... |
24 |
3 Connect your printer .................................................................................................................................... |
25 |
Connect using the HP Smart app ......................................................................................................................... |
26 |
Connect to a wireless network with a router ...................................................................................................... |
27 |
Connect wirelessly without a router .................................................................................................................... |
30 |
Change the connection type ................................................................................................................................ |
34 |
Wireless settings ................................................................................................................................................. |
35 |
Advanced printer management tools (for wireless printers) ............................................................................. |
36 |
Tips for setting up and using a wireless printer .................................................................................................. |
37 |
4 Printer management tools ........................................................................................................................... |
38 |
Use the HP Smart app to print, copy, scan, and troubleshoot ............................................................................ |
39 |
Open the HP printer software (Windows) ............................................................................................................ |
40 |
Toolbox (Windows) .............................................................................................................................................. |
41 |
Embedded web server ......................................................................................................................................... |
42 |
Update the printer ............................................................................................................................................... |
44 |
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5 Print ........................................................................................................................................................... |
45 |
Print using the HP Smart app .............................................................................................................................. |
46 |
Print from mobile devices .................................................................................................................................... |
47 |
Print with Print Anywhere ................................................................................................................................... |
48 |
Print using a computer ........................................................................................................................................ |
49 |
Tips for print success ........................................................................................................................................... |
54 |
6 Manage cartridges ....................................................................................................................................... |
56 |
Information on cartridges and the printhead ..................................................................................................... |
57 |
Check the estimated ink levels ............................................................................................................................ |
58 |
Order ink supplies ................................................................................................................................................ |
59 |
HP Instant Ink ....................................................................................................................................................... |
60 |
Replace the cartridges ......................................................................................................................................... |
61 |
Use single cartridge mode ................................................................................................................................... |
63 |
Cartridge warranty information .......................................................................................................................... |
64 |
Tips for working with cartridges ......................................................................................................................... |
65 |
7 Copy, Scan, and Mobile Fax ........................................................................................................................... |
66 |
Copy and scan using HP Smart ............................................................................................................................ |
67 |
Copy from the printer .......................................................................................................................................... |
69 |
Scan ...................................................................................................................................................................... |
70 |
Tips for copy and scan success ............................................................................................................................ |
74 |
Mobile Fax ............................................................................................................................................................ |
75 |
8 Web Services ............................................................................................................................................... |
76 |
What are Web Services? ....................................................................................................................................... |
77 |
Set up Web Services ............................................................................................................................................. |
78 |
Print with HP ePrint ............................................................................................................................................. |
79 |
Remove Web Services .......................................................................................................................................... |
80 |
9 Solve a problem ........................................................................................................................................... |
81 |
Get help from the HP Smart app ......................................................................................................................... |
82 |
Get help in this guide ........................................................................................................................................... |
83 |
Understand printer reports ............................................................................................................................... |
104 |
Solve problems using Web Services .................................................................................................................. |
106 |
Maintain the printer ........................................................................................................................................... |
107 |
Restore original factory defaults and settings ................................................................................................. |
110 |
HP support ......................................................................................................................................................... |
111 |
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10 HP EcoSolutions (HP and the Environment) ................................................................................................ |
113 |
Energy Save Mode ............................................................................................................................................. |
114 |
Appendix A Technical information ................................................................................................................. |
115 |
HP Company notices .......................................................................................................................................... |
116 |
Specifications ..................................................................................................................................................... |
117 |
Regulatory notices ............................................................................................................................................. |
119 |
Environmental product stewardship program .................................................................................................. |
127 |
Index ........................................................................................................................................................... |
136 |
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This section contains the following topics:
●Printer overview
●Buttons
●Print reports from control panel
●Edge lighting and status lights
●Quiet Mode
●Auto-Off
●Sleep mode
●Adjust printer lights and volume
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1 |
●Top and front view
●Back view
Feature |
Description |
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1 |
Scanner lid |
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2 |
Lid-backing |
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Output tray |
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Document feeder paper-width guides |
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Document feeder input tray |
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Paper-width guides |
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Paper tray |
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Paper tray door |
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Ink cartridges |
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Control panel |
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Output tray extender (also referred to as the tray extender) |
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Cartridge access door |
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13 |
Scanner glass |
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Power connection |
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Wi-Fi button |
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Power button |
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USB port |
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Document feeder input tray |
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Printer overview 3 |
●Control panel buttons
●Buttons on the back of the printer
●Button combinations
Feature |
Description |
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1 |
(Wireless light): Lights blue. Indicates the status of the printer wireless connection. Lights up solid when |
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connected, blinks when not connected. |
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2 |
(Resume button): When it lights up, press to resume a job after a disruption (for example, after loading |
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paper or clearing a paper jam). |
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For more information, see Printer warning or error status on page 100. |
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3 |
(Black and White Copy button): Lights white. Starts a black-and-white copy job. To increase the number |
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of copies, press the button multiple times. |
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4 |
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(Number counter indicator): Used to show copy count and error codes (lights white). |
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For more information, see Printer warning or error status on page 100. |
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5 |
(Document feeder error indicator): Warning icon to indicate a document feeder error, like a paper jam or |
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mis-pick. |
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6 |
(Color Copy button): Lights colored, slowly changing color. Starts a color copy job. To increase the |
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number of copies, press the button multiple times. |
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Feature Description
7
(Cancel button): When it lights up, press to stop the current operation.
8
(Information button): Prints out a printer information page on the current status.
●If it is blinking white, press to confirm a connection attempt from other devices.
●If it is amber (possibly blinking), it indicates an HP Instant Ink warning or error. Press the button to print an information page, check the HP Instant Ink section for diagnostic results, and then follow the instructions on the page.
NOTE: HP Instant Ink service might not be available in all countries. To check availability, visit hpinstantink.com.
(Power connection) |
Use only the power cord supplied by HP. |
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(Power button) |
Press to turn the printer on or off. |
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(USB port) |
Use a USB cable to connect the printer to other devices. |
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(Wi-Fi button) |
● |
Press to turn on or off the printer wireless capabilities of connecting to a wireless network |
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with a router or an access point. |
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Press and hold for at least three seconds to restore the network settings to default |
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settings. This will also put the printer back into the Auto Wireless Connect (AWC) setup |
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mode. The printer must be in the AWC setup mode to connect to the HP Smart app and your |
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network. For more information, see Connect using the HP Smart app on page 26. |
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Function |
Button combination |
Instruction |
Wi-Fi Auto Wireless Connect (AWC) network reset
Press and hold the Wi-Fi button for at least three seconds to restore the network settings to default settings. This will also put the printer back into the Auto Wireless Connect (AWC) setup mode.
Enter Wi-Fi Protected Setup (WPS) Push |
+ |
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Press and hold the Wi-Fi button and Power button on |
Button mode |
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the back of the printer for three seconds. |
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Enter Wi-Fi Protected Setup (WPS) PIN mode |
+ |
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Press and hold the Information button for at least three |
and print a page with PIN code |
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seconds to light all the buttons, then press the |
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Information and Resume buttons at the same time for |
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five seconds. |
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Turn Wi-Fi Direct on or off |
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Press and hold the Information button for at least three |
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seconds to light all the buttons, then press the |
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Information, Cancel and Resume buttons at the same |
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time. |
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Buttons 5 |
Function |
Button combination |
Instruction |
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Complete product reset |
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A complete product reset will clear all your personal |
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data, settings, and network information from the |
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printer. |
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With the cartridge access door open, press and hold the |
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Power button for at least five seconds. |
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Restore factory defaults |
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Restoring the printer to factory defaults will remove all |
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settings and functions previously set up on the printer. |
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With the cartridge access door open, press and hold the |
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Wi-Fi and Power buttons for at least three seconds. |
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NOTE: Before printing reports, press and hold (the Information button) for at least three seconds to light up all the buttons on the control panel, and then follow the instructions in the table.
Printer report |
How to print |
Description |
Printer Information Page
Press .
For this report, do not hold the Information button for three seconds first.
Printer Information Page provides the summary information about various aspects of the printer and their current status.
The general status of Network, Wi-Fi Direct, Mobile Printing, and HP Instant Ink is mainly included in this report.
Printer Status Report |
Press |
and |
at the same time. |
Printer Status Report provides the current printer |
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information, cartridge status, or recent events. It can also |
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help troubleshoot printer problems. |
Wireless Network Test |
Press |
and |
at the same time |
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Report and Network |
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Configuration Page |
for five seconds. |
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Wireless Network Test Report shows the diagnostics results for the status of the wireless network, wireless signal strength, detected networks, and more.
Network Configuration Page shows the network status, hostname, network name, and more.
Wireless Quick Start Guide |
Press |
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Wireless Quick Start Guide provides the step-by-step |
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instructions to help you set up the wireless connection. |
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Wi-Fi Direct Guide |
Press |
and |
at the same time. |
Wi-Fi Direct Guide provides the instructions to help you set |
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up and use Wi-Fi Direct. |
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Web Services Reports |
Press |
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Depending on Web Services status, Web Services Reports |
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provide different instructions to help you turn on Web |
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Services, set up Web Services, or fix connection issues, |
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and more. |
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Print Quality Report |
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To print the Print Quality Diagnostic Report: |
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Embedded web server (EWS): Click the Tools tab, |
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click Print Quality Toolbox under Utilities, and then |
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click the Print Quality Report button. |
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HP Smart app (Win10): In the Printer settings, click |
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Printer Reports, click Print Quality Diagnostics, and |
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then click Print. |
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Print reports from control panel 7 |
●Status lights overview
●Edge lighting
Feature |
Description |
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1 |
Edge lighting: Can glow blue, white, green, amber, or purple to show various printer statuses. For more |
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information, see the following section. |
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2 |
Cartridge access door light: The cartridge access door light is a curved strip of lighting in the top right corner. |
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When lit, it indicates an ink error. |
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Ink cartridge lights: The black and color ink cartridges have a light for each that blinks to indicate an error. Open |
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the door to investigate the issue. For more information, see Printer warning or error status on page 100. |
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3 |
Paper tray light: The paper tray light blinks to the right of the control panel, on the side, above the edge of the |
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paper tray. When lit, it indicates media errors or warnings such as media size mismatch, paper width mismatch, |
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or paper length mismatch. For more information, see Printer warning or error status on page 100. |
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The printer Edge lighting consists of a large light bar across the front of the printer. These lights communicate printer states with color and movement.
Table 1-1 Edge lighting - purple
Light behavior |
Description |
The light bar glows purple from the middle outward, repeating.
The printer is in Wi-Fi setup mode, waiting for the HP Smart app or HP printer software to connect. This lighting pattern means your printer is beaconing and ready to be found for setup.
Complete setup using the HP Smart app or HP printer software. The printer will stay in Wi-Fi setup mode for two hours. To reset Wi-Fi setup mode, press the Wi-Fi button on the back of the printer.
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Table 1-1 Edge lighting - purple (continued)
Light behavior |
Description |
The light bar glows purple in the center.
Printer is connecting to the HP Smart app and this state persists until network credentials are passed to the printer. After three minutes with no activity, the printer will return to the waiting state.
The outside edges of the light bar pulse purple, repeating.
The printer is connected to a wireless network and WPS Push Button mode is in progress.
Amber flashes in the center with two persistent purple light bars |
An error occurred during WPS Push Button mode. |
at the outside edges. |
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Table 1-2 Edge lighting - amber
Light behavior |
Description |
Amber glows across the large light bar.
There is a warning or printer blocking error. For more information on amber Edge lighting, causes, and solutions, see Printer warning or error status on page 100. When the printer exits the error state, the amber light will transition to green in the center.
The light bar glows amber towards the edges, and then transitions to green.
The printer is restored to factory defaults and will automatically restart after it is done.
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Edge lighting and status lights 9 |
Table 1-2 Edge lighting - amber (continued)
Light behavior |
Description |
The light bar fast blinks amber.
There is a serious printer error. All LEDs on the printer fast blink. Turn the printer off and then on again to resolve the issue.
Three quick amber flashes in the center of the light bar. |
Currently disabled button is pressed. |
Table 1-3 Edge lighting - blue
Light behavior |
Description |
The light bar pulses blue towards the center, ends with one small light bar glowing blue.
Wi-Fi Direct is on by default for your printer. It can also be turned on again by pressing buttons from the control panel.
TIP: To turn on Wi-Fi Direct from the printer control panel, press and hold until all the buttons light up, and then press
, , and at the same time.
The light bar pulses blue towards the center, ends with a small light bar glowing amber in the center.
Wi-Fi Direct is turned off by pressing buttons from the control panel.
TIP: To turn off Wi-Fi Direct from the printer control panel, press and hold until all the buttons light up, and then press
, , and at the same time.
The light bar glows blue and moves towards the edges, pulses amber in the center.
The printer has either lost Wi-Fi connection, or there is a connection error during setup.
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Table 1-3 Edge lighting - blue (continued)
Light behavior |
Description |
The light bar blinks blue and amber quickly three times in the center.
The number of Wi-Fi Direct connections has reached the maximum of five devices. To use Wi-Fi Direct from other devices, you must disconnect currently connected devices.
The light bar pulses blue from the center, ends with light bar glowing green, repeating.
The printer is identifying itself, when triggered by an iOS device through Printer Settings.
Table 1-4 Edge lighting - white
Light behavior |
Description |
The light bar glows blue-white in the center.
The printer is idle and connected to a wireless network. The computer or HP Smart app is directly connected to the printer using Wi-Fi Direct.
The light bar glows white in the center.
The printer is idle and not connected to a wireless network.
For how to connect the printer to your wireless network, see Connect using the HP Smart app on page 26.
For how to connect your device to the printer directly using Wi-Fi Direct, see Connect wirelessly without a router on page 30.
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Edge lighting and status lights 11 |
Table 1-4 Edge lighting - white (continued)
Light behavior |
Description |
The light bar pulses white and moves outwards. Bar stays lit during printing. The printer is processing and printing a print job.
The light bar pulses white in the center, repeating. |
The printer is processing a scan job. |
Table 1-5 Edge lighting - green
Light behavior |
Description |
Green glows across the light bar, then transitions into other relevant lighting pattern (setup, idle, so on). Green glow appears and fades out when powering off.
The printer is powering on or off. Do not unplug the power cord until the printer is turned on or off.
Green pulses in the center of the light bar.
The printer is updating firmware or is in update mode. One of the following might occur:
●The printer is downloading an update.
●An update is in progress.
●There is an update error. The printer will restart and try to update later.
NOTE: The printer must be on during the process of updating. Do not unplug the power cord before the update is complete.
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Quiet Mode slows down printing to reduce overall noise without affecting print quality. Quiet Mode only works for printing with Better print quality on plain paper. To reduce printing noise, turn on Quiet Mode. To print at normal speed, turn Quiet Mode off. Quiet Mode is off by default.
NOTE: In Quiet Mode, if you print on plain paper with the Draft or Best print quality, or if you print photos or envelopes, the printer works in the same way as when Quiet Mode is off.
To turn Quiet Mode on or off from an Android or iOS device
1.Open HP Smart. For more information, see Use the HP Smart app to print, copy, scan, and troubleshoot on page 39.
2.Tap the printer image on the Home screen.
3.Tap Quiet Mode, and then change the setting.
To turn Quiet Mode on or off from the printer software (Windows)
1.Open the HP printer software. For more information, see Open the HP printer software (Windows) on page 40.
2.Click the Quiet Mode tab.
3.Select On or Off .
4.Click Save Setting.
To turn Quiet Mode on or off from the embedded web server (EWS)
1.Open the EWS. For more information, see Open the embedded web server on page 36.
2.Click the Settings tab.
3.In the Preferences section, select Quiet Mode, and then select On or Off.
4.Click Apply.
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Quiet Mode 13 |
This feature turns the printer off after 2 hours of inactivity to help reduce energy use. Auto-Off turns the printer off completely, so you must use the Power button to turn the printer back on. If your printer supports this energy-saving feature, Auto-Off is automatically enabled or disabled depending on printer capabilities and connection options. Even when Auto-Off is disabled, the printer enters Energy Save Mode on page 114 after 5 minutes of inactivity to help reduce energy use.
●Auto-Off is always enabled if the printer does not have network or fax capability.
●Auto-Off is disabled when a printer’s wireless or Wi-Fi Direct capability is turned on or when a printer with fax, USB, or Ethernet network capability establishes a fax, USB, or Ethernet network connection.
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Power usage is reduced while in Sleep mode. After initial setup of printer, the printer will enter Sleep mode after five minutes of inactivity. Use the HP Smart app to change the period of inactivity before the printer sleeps by selecting Advanced Settings. You can also change this setting using the printer’s embedded web server by completing the following steps.
To change the time to Sleep mode
1.Open the embedded web server (EWS). For more information, see Open the embedded web server on page 36.
2.Click the Settings tab.
3.In the Power Management section, click Energy Save Mode, and select the desired option.
NOTE: If prompted for a password, enter the PIN from the label on your printer. It might be near the cartridge access area inside the printer or on the back, side, or bottom of the printer.
4.Click Apply.
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Sleep mode 15 |
You can adjust the brightness of the printer lights and the volume of the sound effects according to your environment and needs.
To adjust printer lights and volume from an Android or iOS device
1.Open HP Smart. For more information, see Use the HP Smart app to print, copy, scan, and troubleshoot on page 39.
2.Tap Printer Settings.
3.Find and change the settings from Preferences.
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●Load media
●Load original
●Change the default paper size detected by the printer
●Paper basics
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To load paper
1.Open the paper tray.
2.Slide the paper-width guides to the edges of the paper tray.
3.Insert a stack of full-size or photo paper into the middle of the paper tray with the short edge oriented towards the printer. For photo paper, make sure the side to be printed on is facing down. Then slide the stack of paper in until it stops.
18 Chapter 2 Load media and paper basics |
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4.Slide the paper-width guides to the left and right edges of the full-size or photo paper until they stop at both edges.
5.Close the paper tray.
To load envelopes
1.Open the paper tray.
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Load media 19 |
2.Slide the paper-width guides to the edges of the paper tray.
3.Insert one or more envelopes into the middle of the paper tray and slide the stack of envelopes in until it stops. The side to be printed on should face down in the printer.
4.Slide the paper-width guides to the left and right edges of the stack of envelopes until they stop at both edges.
5.Close the paper tray.
20 Chapter 2 Load media and paper basics |
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To load original on the scanner glass
1.Lift the scanner lid.
2.Load the original, print-side down, on the scanner glass, aligned with the top-left corner.
3.Close the scanner lid.
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Load original 21 |
To load an original in the document feeder
1.Open the document feeder input tray.
2.Slide paper-width guides outwards.
3.Load original print-side up in the document feeder.
4.Slide paper-width guides inward until they stop at the edge of paper.
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The printer can automatically detect whether the paper tray has paper loaded and detect whether the loaded paper is large, small, or medium width. You can change the default large, medium, or small paper size detected by the printer.
To change the default paper size detected by the printer from an Android or iOS device
1.Open the HP Smart app.
2.Tap Printer Settings.
3.Tap the printer image on the Home screen, and then change the setting.
To change the default paper size detected by the printer from the embedded web server (EWS)
1.Open the embedded web server (EWS). For more information, see Open the embedded web server on page 36.
2.Click the Settings tab.
3.In the Preferences section, click Tray and Paper Management, and then select the desired option.
4.Click Apply.
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Change the default paper size detected by the printer 23 |
The printer is designed to work well with most types of office paper. It is best to test a variety of print paper types before buying large quantities. Use HP paper for optimum print quality. Visit the HP website at www.hp.com for more information about HP paper.
HP recommends plain papers with the ColorLok logo for printing everyday documents. All papers with the ColorLok logo are independently tested to meet high standards of reliability and print quality, and produce documents with crisp, vivid color, bolder blacks, and that dry faster than ordinary plain papers. Look for papers with the ColorLok logo in a variety of weights and sizes from major paper manufacturers.
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