Lexmark Optra C710 Service Manual - Page 69

5016-001 Error Code Action Note: The following errors are detected when the printer is above the maintenance count. As the fuser assembly is a CRU (customer replaceable unit) and is contained in the maintenance kits, ask if the customer has replaced the fuser CRU, or if he/she has installed a maintenance kit recently. 925 Fuser Error Indicates that the fuser is below temperature when printing. 926 Fuser Error Indicates that the fuser is below temperature and the system is detecting a thermistor short. 927 Fuser Error Indicates that the fuser temperature failed to increase. 928 Fuser Error Indicates that the fuser is too hot during printing, or when the printer is idling. 929 Fuser Error Indicates that the system has detected that the thermistor is open. 930, 931, 934, 935 Printhead Error Go to the "Printhead Service Check" on page 2-77. 939 RIP Engine Communications Error Indicates that the RIP board and the engine board cannot communicate. The RIP board, engine board or cabling may be defective. Check each board for correct installation and be sure all grounds are secure. If no problem exists, replace the following FRUs in the order shown: • Engine board • Controller board • Interconnect board Note: It is possible that the RIP software can also cause a 929 error. Contact your next level for software support. • 941 Controller Code CRC • Controller Font CRC Replace the controller board. 943 RIP Font Version Indicates that the font ROM and RIP code are incompatible. Diagnostic Information 2-3