Lexmark C540 Service Manual - Page 55
EEPROM Retention Error write, Challenge Secret Failure. - firmware
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5025-2xx, 4xx Service error messages (1xx, 9xx) (continued) Error code 957.xx Service System Board 958.xx Service NAND Failure 959.01 Service Invalid Firmware 959.02 Service Invalid Firmware 959.03 Service Invalid Firmware 959.04 Service Invalid Firmware 959.05 Service Invalid Firmware 959.20 Service System Board 959.21 Service System Board 959.22 Service System Board 959.23 Service System Board 959.24 Service System Board 959.25 Service System Board 959.26 Service System Board 959.27 Service System Board 959.28 Service System Board Description Controller board failure. ASIC failure. Action Printer has performed more than 100 "shift and reflash" operations as a result of ECC bit corrections. Controller verification failure of system Update firmware or replace the controller boot code board. See "Controller board removal" on page 4-19. Failure to authenticate Signature Verification Code. Update firmware or replace the controller board. See "Controller board removal" on page 4-19. Signature verification Code failure to authenticate a code partition. Update firmware or replace the controller board. See "Controller board removal" on page 4-19. Jump to unverified address. Update firmware or replace the controller board. See "Controller board removal" on page 4-19. Unknown Boot Failure. Update firmware or replace the controller board. See "Controller board removal" on page 4-19. System hardware failure. Replace the controller board. See "Controller board removal" on page 4-19. System did not respond to command request. Replace the controller board. See "Controller board removal" on page 4-19. Challenge Secret Failure. ASIC/SP mismatch. Replace the controller board. See "Controller board removal" on page 4-19. System self test failure during initialization. Replace the controller board. See "Controller board removal" on page 4-19. EEPROM Retention Error (write failure) Replace the controller board. See "Controller board removal" on page 4-19. Insufficient device space during hardware programming. Replace the controller board. See "Controller board removal" on page 4-19. Incremental counter reset exceeds maximum value. Replace the controller board. See "Controller board removal" on page 4-19. Increment count failed due to maximum value limit. Replace the controller board. See "Controller board removal" on page 4-19. Invalid SP memory configuration. Replace the controller board. See "Controller board removal" on page 4-19. Diagnostic information 2-21