HP Laserjet Error Codes 13 21 DOOR OPEN JAM

1. Check the transfer roller and small media belt to ensure they are operating and can feed print media....

HP Laserjet Error Codes 13 2 PAPER JAM OPEN INPUT TRAYS

1. Check the input area for obstructions such as paper in the path. Also check to see if the registration...

13 10 PAPER JAM CHECK DUPLEXER

1. Check the duplexer and the rear area of the printer for obstructions or damage. 2. Check...