Responder a: How do you fix a carriage jam?The carriage of a printer is the assembly that holds the ink cartridges and slides back and forth to transfer ink onto printer paper. Paper jams can sometimes lead to carriage jams, especially after printing on thicker paper like an envelope. When the carriage stalls, you may hear a grinding noise as the printer attempts to move the carriage. The problem is that the actuator arm is stuck, which prevents the carriage from moving. To clear a paper jam from the rear door, complete the following steps. Press in the tab on the left side of the rear door to release the door. ... Gently pull the paper out of the rollers. ... Reattach the rear door. ... To continue the current print job, press the Start Copy Color button ( ) to select OK.