HP Officejet Pro L7380 All-in-One Printer - Manual (Page 161)

Clean the exterior
NOTE: Before cleaning the device, turn off the power and unplug the power cord
from the electrical socket.
Use a soft, damp, lint-free cloth to wipe dust, smudges, and stains off of the case. The
exterior of the device does not require cleaning. Keep fluids away from the interior of
the device, as well as from the control panel.
Troubleshooting tips and resources
Use the following tips and resources to resolve printing problems.
•
For a paper jam, see Clear a jam in the device .
• For paper-feed problems, such as the paper skew and paper pick, see Solve
paper-feed problems .
• Power light is on and not blinking. When the device is turned on for the first time, it
takes approximately 12 minutes to initialize it after the printheads are installed.
• No error messages appear on the computer screen.
• Power cord and other cables are working, and are firmly connected to the device.
Make sure the device is connected firmly to a functioning alternating current (AC)
power outlet, and is turned on. For voltage requirements, see
Electrical
specifications .
• Media is loaded correctly in the tray and is not jammed in the device.
• Printheads and ink cartridges are properly installed in their correct color-coded
slots. Press down firmly on each one to ensure proper contact. Ensure you have
removed the orange protective caps from each printhead.
• Printhead latch and all covers are closed.
• The rear access panel or optional duplexer is locked into place.
• All packing tapes and materials are removed.
• The device can print a self-test diagnostic page. For more information, see
Understand the self-test diagnostic page .
• The device is set as the current or default printer. For Windows, set it as the
default in the Printers folder. For the Mac OS, set it as the default in the Printer
Setup Utility. See your computer's documentation for more information.
• Pause Printing is not selected if you are using a computer running Windows.
• You are not running too many programs when you are performing a task. Close
programs that you are not using or restart the computer before attempting the task
again.
• You can have a static IP address for wired networking, and have a dynamic IP
address for wireless networking, and vice versa. For more information, see
To
Change IP settings .
Troubleshooting tips and resources 157