HP Color LaserJet 8500 Service Manual - Page 395

Table 42. Unnumbered printer messages (continued) (CLEAR MAILBOX JAM, continued) Event log message: 13.22.04 Action: 1 Check for a jam in the delivery head assembly. 2 Ensure free movement in (PSExit1) sensor flags on the delivery head assembly. 3 Verify that the delivery roller fingers are over the ejector rollers on the delivery head assembly. 4 Replace the flat ribbon cable that connects to the delivery head assembly to the controller board PCA. 5 Replace the multi-bin mailbox controller board PCA. 6 Replace the delivery head assembly. Event log message: 13.22.05 Action: 1 Check for a jam in the delivery head assembly. 2 Ensure free movement in (PSExit2) sensor flags on the delivery head assembly. 3 Verify that the delivery roller fingers are over the ejector rollers on the delivery head assembly. 4 Replace the flat ribbon cable that connects to the delivery head assembly to the controller board PCA. 5 Replace the multi-bin mailbox controller board PCA. 6 Replace the delivery head assembly. CLEAR OUTPUT JAM UPPER LEFT DOOR Event log message: 13.00.0 = Description: 5 = Delivery paper delay jam 6 = Delivery stationary jam Description: The printer senses a media jam in the top (facedown) output bin. This message might be caused by the paper not reaching PS11 or by paper toggling PS11 for an extended period of time. See table 44 on page 436 for an explanation of paper jam detection details. Action: 1 Open the left upper door, remove the jammed media, and close the left upper door. 2 Verify that PS30, PS10, PS11, and PS3 sensors and the surrounding area are clean. 3 Perform sensor monitor test in the Service Mode Menu to verify all paper path sensors are functioning properly or to locate the jam. EN Printer message troubleshooting 393