Lexmark Optra C710 Service Manual - Page 70
Error Code, Action, Engine Board Assembly Removal
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5016-001 Error Code Action 948 Engine Board Indicates that the engine board microprocessor has stopped. Replace the engine board assembly. Go to the "Engine Board Assembly Removal" on page 4-19. 953 NVRAM Failure Indicates the NVRAM failed the CRC check. Replace the engine board assembly. Go to the "Engine Board Assembly Removal" on page 4-19. 954 NVRAM CRC Failure Indicates the engine board NVRAM failed the CRC check. Replace the engine board assembly. Go to the "Engine Board Assembly Removal" on page 4-19. 955 Font CRC Indicates that the font ROM failed the CRC check. Replace the code overlay SIMM. 956 System Board Indicates that there was a microprocessor failure on the controller board. Replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 957 ASIC Failure Indicates that there was an ASIC failure on the controller (Controller Board) board. Replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 958 ASIC Failure Indicates that there was an ASIC failure on the controller (Engine Board) board. Replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 959 SRAM Failure Indicates that there was an SRAM failure on the controller board. Replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 960 RAM Memory Error Indicates that the RAM soldered on the controller board is defective. Replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 961 RAM Memory Error Indicates that the DRAM installed in slot 1 on the controller board is defective. Replace the DRAM SIMM. If this does not fix the problem, replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 962 RAM Memory Error Indicates that the DRAM installed in slot 2 on the controller board is defective. Replace the DRAM SIMM. If this does not fix the problem, replace the controller board assembly. Go to the "Controller Board Assembly Removal" on page 4-19. 2-4 Service Manual