The following sections describe the most common combinations of blinking (flashing) lights displayed on the product control panel, followed by solutions for each combination. Find the blinking lights pattern you are experiencing, and then follow the steps to resolve the issue.
note:An E might also appear in the Number of Copies display. This is an additional indication that there is an issue with the product that needs to be resolved. The presence of an E, however, does not affect the meaning of the blinking lights, and can be disregarded for troubleshooting purposes.
Paper Type lights
Check Print Cartridge lights
Figure : HP Deskjet F4100 product control panel with the lights indicated
note:There might be more than one solution for some blinking lights patterns. After you find the pattern that matches your blinking lights pattern, try each solution in the order presented until you resolve the issue.