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HP OfficeJet Pro 7740 All-in-One G5J38A Manual

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If print quality still seems poor after you complete all stages of cleaning, try aligning the printhead. If
print quality problems persist after cleaning and aligning, contact HP support. For more information, see
HP support.
●
Align the printhead when the printer status page shows streaking or white lines through any of the
blocks of color, or if you are having print quality issues with your printouts.
The printer automatically aligns the printhead during the initial setup.
NOTE: Cleaning uses ink, so clean the printhead only when necessary. The cleaning process takes a few
minutes. Some noise might be generated in the process.
Always use the Power button to turn o the printer. Turning the printer o improperly can cause print quality
problems.
To clean or align the printhead
1. Load Letter or A4 unused plain white paper into the input tray. For more information, see Load paper.
2. From the printer control panel, touch or swipe down the tab at the top of the screen to open the
Dashboard, and then touch
( Setup ).
3. Touch Printer Maintenance , select the desired option, and then follow the onscreen instructions.
NOTE: You can also do the same from the HP printer software or embedded web server (EWS). To
access the software or EWS, see Open the HP printer software (Windows) or Open the embedded web
server.
Restore original factory defaults and settings
If you disable some functions or change some settings and want to change them back, you can restore the
printer to the original factory settings or network settings.
To restore the selected printer functions to the original factory settings
1. From the printer control panel, touch or swipe down the tab at the top of the screen to open the
Dashboard, and then touch ( Setup ).
2. Touch Printer Maintenance .
3. Touch Restore.
4. Touch Restore Settings.
5. Select which function you would like to restore to the original factory settings:
●
Copy
●
Scan
●
Fax
●
Photo
●
Network
Touch Restore.
A message appears stating that the settings will be restored.
6. Touch Restore.
140 Chapter 10 Solve a problem ENWW
… 153 …


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  • Färgpatroner tar slut väldigt snabbt. håller inte de 700 eller 1500 sidor som anges. hur lösa detta? Submitted on 13-9-2022 at 17:09

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