Jam troubleshooting Jams occur when media either does not reach or does not clear a sensor along the paper path in a specific amount of time. If a jam occurs, a 13.XX PAPER JAM message appears on the MFP control panel. Jams Jams occur most often when the following conditions exist: Paper trays are not correctly loaded. The print media does not meet the specifications listed in the HP LaserJet Printer Family Print Media Guide . The media is in poor condition. The MFP needs to be cleaned. If a jam occurs in the print engine, a 13.x PAPER JAM message will appear on the MFP control panel.
For detailed descriptions of the 13.x messages and the actions recommended to resolve the errors, see the HP LaserJet 9000 service manual. If a jam occurs in the scan engine, the MFP control panel shows an ADF PAPER JAM error. Table 28. General jam troubleshooting 1 Upper and lower 220 Chapter 7 Troubleshooting C8523-90921 Cause Solution Improper action of the document shutter. If the spring or arm for the document shutter is out of place, reset it. Defective shutter solenoid. Replace the shutter solenoid. Dirty, worn, or deformed weight solenoid. If the weight solenoid is dirty, clean it. If the weight solenoid is worn or deformed, replace it. Dirty, worn, or deformed pickup roller.
If the pickup roller is dirty, clean it. If the pickup roller is worn or deformed, replace it. Dirty, worn, or deformed feed roller assembly. If the feed roller assembly is dirty, clean it. If the feed roller assembly is worn or deformed, replace it. Dirty, worn, or deformed registration roller assembly1. If the registration roller assembly is dirty, clean it. If the registration roller assembly is worn or deformed, replace it. Dirty, worn, or deformed delivery rollers1. If the delivery rollers are dirty, clean them. If the delivery rollers are worn or deformed, replace them.