Troubleshooting
Chapter 12
Cause: The front access door or the print cartridge door was open.
Firmware revision mismatch
Solution: To find support and warranty information, go to the HP Web site at www.hp.com/support. If prompted, choose your country/region, and then click Contact HP for information on calling for technical support.
Cause: The revision number of the product firmware does not match the revision number of the software.
Mechanism error
Try the following solutions to resolve the issue. Solutions are listed in order, with the most likely solution first. If the first solution does not solve the problem, continue trying the remaining solutions until the issue is resolved.
Solution 1: Check for a paper jam
Solution: Clear the paper jam.
For more information, see:
Cause: The product had a paper jam.
If this did not solve the issue, try the next solution.
Solution 2: Make sure the print carriage is not blocked
Solution: Turn off the product. Lower the input tray, open the front access door, and remove any objects that are blocking the print carriage (including any packing materials), and then turn on the product.
For more information, see:
Cause: The print carriage was blocked.
140 Troubleshooting