Lexmark MS71 Series, Service Manual

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Error code Description Action
953.xx NVRAM chip failure with mirror part Replace the controller board. Go to “Controller
board removal” on page 340 .
954.xx NVRAM chip failure with system part
955.xx The Code ROM or NAND flash failed the Cyclic
Redundancy Check (CRC) or the NAND experienced an
uncorrectable multi-bit failure.
956.xx RIP card failure—processor failure
956.01 Processor Overtemp
957.xx RIP card failure—ASIC failure
958.xx Controller Board NAND Failure—printer has
performed more than 100 shift and reflash operations
as a result of ECC bit corrections.
959.01 Controller verification failure of smart chip boot code Upgrade firmware. If that fails, replace the controller
board. Go to “Controller board removal” on
page 340 .
959.02 Failure to authenticate Signature Verification Code
959.03 Signature Verification Code failed to authenticate a
code partition
959.04 Jump to unverified address
959.05 Unknown Boot Failure
959.20 Smart chip hardware failure Replace the controller board. Go to “Controller
board removal” on page 340 .
959.21 Smart chip did not respond to command request Replace the controller board. Go to “Controller
board removal” on page 340 .
959.22 Challenge Secret Failure
959.23 Smart chip self test failed during initialization
959.24 EEPROM Retention Error (Write failure)
959.25 Insufficient device space during HW prog
959.26 Incremental counter reset exceeds maximum value
959.27 Increment count failed due to maximum value limit
959.28 Invalid SP Memory Configuration
4063
Diagnostic information
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