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HP Customer Support - Knowledge Base

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  • Information
    Important Print Security Update

    HP was recently made aware of a vulnerability in certain InkJet and LaserJet printers by a third-party researcher. HP has updates available for download to address the vulnerability. Details and more information are available in the  Security Bulletin.

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HP DeskJet 3700 Printers - Blinking Lights

This document is for the following HP printers:
HP DeskJet 3720 All-in-One Printer
HP DeskJet 3721 All-in-One Printer
HP DeskJet 3722 All-in-One Printer
HP DeskJet 3730 All-in-One Printer
HP DeskJet 3732 All-in-One Printer
HP DeskJet 3733 All-in-One Printer
HP DeskJet 3735 All-in-One Printer
HP DeskJet 3750 All-in-One Printer
HP DeskJet 3752 All-in-One Printer
HP DeskJet 3755 All-in-One Printer
HP DeskJet 3758 All-in-One Printer
HP DeskJet 3760 All-in-One Printer
HP DeskJet 3762 All-in-One Printer
HP DeskJet 3764 All-in-One Printer
HP DeskJet 3772 All-in-One Printer
HP DeskJet Ink Advantage 3775 All-in-One Printer
HP DeskJet Ink Advantage 3776 All-in-One Printer
HP DeskJet Ink Advantage 3778 All-in-One Printer
HP DeskJet Ink Advantage 3785 All-in-One Printer
HP DeskJet Ink Advantage 3786 All-in-One Printer
HP DeskJet Ink Advantage 3787 All-in-One Printer
HP DeskJet Ink Advantage 3788 All-in-One Printer
HP DeskJet Ink Advantage 3789 All-in-One Printer
HP DeskJet Ink Advantage 3790 All-in-One Printer
The following sections describe the most common error conditions with combinations of blinking (flashing) lights displayed on the control panel, followed by solutions for each combination. Find the blinking lights pattern you are experiencing, and then follow the steps to resolve the issue.
Review the following to reference the printer control panel buttons and lights.
    Figure : Control panel with lights indicated
    Control panel with lights indicated
  1. Control panel display
  2. Information button
  3. Resume button/light
  4. Cancel button
  5. Wireless button/light
  6. Start Copy Color button
  7. Start Copy light
  8. Start Copy Black button
  9. Ink Alert light
  10. Web Services button/light
  11. Wi-Fi Direct button/light
    Figure : Control panel display icons
    Control panel display icons
  1. Number of Copies icon
  2. Error icon
  3. Paper Error icon
  4. Wi-Fi Direct icon
  5. Wireless icon
  6. Wireless Attention icon
  7. Signal Bars icon
  8. Ink Level icons
  9. HP Instant Ink (only appears on printers enrolled in HP Instant Ink)

Service the printer

Service or replace your HP product if the issue persists after completing all the preceding steps.
Go to Contact HP Customer Support to schedule a product repair or replacement. If you are in Asia Pacific, you will be directed to a local service center in your area.
To confirm your warranty status, go to HP Product Warranty Check. Repair fees might apply for out-of-warranty products.

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Country/Region: Flag United States

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