HP Officejet Pro 251dw Printer series - Manual (Page 69)

Solve problems using HP websites
If you are having problems using HP websites from your computer, check the following:
•
Make sure the computer that you are using is connected to the Internet.
• Make sure the web browser meets the minimum system requirements. For more
information, see HP website specifications.
• If your web browser uses any proxy settings to connect to the Internet, try turning
off these settings. For more information, see the documentation provided with
your web browser.
Solve memory device problems
TIP: You can visit the HP online support website at www.hp.com/support for
information and utilities that can help you correct many common printer problems.
NOTE: If you are starting a memory device operation from a computer, see the
software Help for troubleshooting information.
• The printer cannot read the memory device
• The printer cannot read photos on the memory device
The printer cannot read the memory device
• Check the memory device
◦
Make sure that the memory device is one of the supported types. For more
information, see Memory device specifications.
◦ Some memory devices have a switch that controls how they can be used.
Make sure that the switch is set so that the memory device can be read.
◦ Inspect the ends of the memory device for dirt or material that closes a hole
or spoils a metal contact. Clean the contacts with a lint-free cloth and small
amounts of isopropyl alcohol.
◦ Make sure that the memory device is working correctly by testing it with
other devices. If the files can be access using a computer, the device may
still not work with the printer.
• Check the USB port
◦
Make sure that the USB cable is fully inserted into the port.
◦ Remove the USB cable and shine a flashlight into the empty port. See if
there is any debris in the port. For more information, see HP support. This
website provides information and utilities that can help you correct many
common printer problems.
The printer cannot read photos on the memory device
Check the memory device
The memory device might be corrupt.
Solve memory device problems 65