3.Make sure the test patterns show a complete grid and the thick color lines are complete.
•If more than a few lines in a pattern are broken, this might indicate a problem with the nozzles. You might need to clean the print cartridges.
•If the black line is missing, faded, streaked, or shows lines, this might indicate a problem with the black print cartridge in the right slot.
•If any of the color lines are missing, faded, streaked, or show lines, this might indicate a problem with the
More information about using a USB hub
•Verify that the USB hub is a powered hub and the power adapter is plugged in. Some powered hubs do not include the power adapter as a standard item.
•The hub must be plugged into a power source.
•Some hubs cannot handle more than four
•If the product has trouble with a hub when the hubs are connected together, or there are more than four devices on the hub, connect the product to the hub that is directly connected to the computer (unless there are known issues).
Cause: There was a compatibility issue with USB chipsets installed on the computer.
If this did not solve the issue, try the next solution.
Solution 12: Uninstall the software and reset the product
Solution: Uninstall the software completely, and then reinstall it.
To uninstall the software and reset the product
1.Disconnect and reset the product.
To disconnect and reset the product a. Make sure the product is turned on.
b. Press the On button to turn off the product.
c. Disconnect the power cord from the back of the product. d. Reconnect the power cord to the back of the product. e. Press the On to turn on the product.
2.Uninstall the software completely.
NOTE: It is important that you follow the uninstall procedure carefully to ensure you have removed the software completely from the computer, before reinstalling it.
Troubleshooting
Errors 149