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Out of paper message
Follow the appropriate steps for the condition that exists.
If the In tray is loaded
1. Verify the following:
• A sufficient amount of paper is loaded in the paper tray (at least ten sheets).
• The In tray is not overly full.
• The paper stack is touching the back of the In tray.
2. Slide the paper guide so that it fits firmly against the edge of the paper.
If the In tray is empty
1. Load paper in the In tray.
2. Push the paper forward until it stops.
3. Slide the paper guide so that it fits firmly against the edge of the paper.
The error message 'There was an error writing to USB port' appears
The printer might not be receiving correct data from another USB device or USB
hub. Connect the printer directly to the USB port on the computer.
The error message 'two-way communication cannot be established' or
'printer not responding' appears
The printer might not be able to communicate with the computer if the USB cable is
too long.
If you receive this error message, ensure the USB cable is not greater than five
meters (approximately 16 feet, 5 inches) in length. Connect the printer directly to
the USB port on the computer and not to a USB hub.
An error message appears while the Power light is flashing
Read the error message explaining the problem and its solution.
For more information, see Power light is flashing.
11.11 If you continue to have problems
If you continue to have problems after investigating the troubleshooting topics, turn
off your computer and then restart it.
If you still have problems after restarting your computer, go to HP customer support
at www.hp.com/support.
HP Deskjet 3840 series printer User's Guide
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