Lexmark C540 Service Manual page 55

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