10 Troubleshooting
• Printer is not printing
• Paper jam
• Paper problems
• Print quality is poor
• Document is misprinted
• Photos are not printing correctly
• Borderless printing problems
• Error messages
• Power light is flashing
• Document prints slowly
• If you continue to have problems
10.1 Printer is not printing
Verify the following
• The printer is connected to the power source.
• The cable connections are secure.
• The printer is turned on.
• The print cartridges are correctly installed.
• The paper or other media is correctly loaded in the paper tray.
• The printer cover is closed.
• The rear access door is attached.
Check the power light
If the Power light is flashing, there might exist an error.
See Power light is flashing for more information.
Check the printer cable connection
If the printer cable is attached to a USB hub, a printing conflict might exist. Use one
of these methods for solving the conflict:
• Attach the printer USB cable directly to your computer.
• When printing, do not use other USB devices that are attached to the hub.
HP Deskjet 3740 series printer
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