Table 7-6. Engine Error Messages (continued) 412 Chapter 7 Troubleshooting C4085-91087 Control Panel Message Event Log Error Message Description Recommended Action 79.xxxx PRINTER ERROR Critical Error The printer detected an error. The numbers (xxxx) indicate the specific type of error. 1. Turn the printer off, and then turn the printer on. 2. Try printing a job from a different software application. If the job prints, go back to the first application and try printing a different file. (If the message only appears with a certain software application or print job, contact the software vendor for assistance.) If the message persists, try the following: 1. Cycle power. 2.
Reseat or replace the interface cable and cycle power. 3. Remove the DIMMs one at a time and cycle power. 4. Try using the parallel interface, if possible. 5. With the EIO cards removed from the printer, perform a cold reset. 6. Remove the Hard Disk and cycle power. 7. If the error persists, replace the Formatter. 8X.YYYY EIO ERROR Critical Error The EIO accessory card in slot X has encountered a critical error as specified by YYYY. 1. Move the EIO card to another slot. 2. If the error persists, replace the EIO card. 3. If the error is corrected, reseat the EIO card in the original slot. BAD OPT TRAY CONNECTION Error The optional tray is not connected properly. 1.
Re-install the optional tray. 2. Make sure the optional tray is connected and the connector is not damaged. 3. Replace the optional tray. CHECK INPUT DEVICE alternates with PAPER PATH OPEN PLEASE CLOSE IT Error The optional input tray cannot feed paper to the printer because a door or paper guide is open. Check the doors and paper guides.