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SteadyDFL
Ready + Align Media + Data: Communication problem with RS1232 (Serial Port).
Possible causes:
Incorrect configuration in communications speed/protocol.
Incorrect communications cable.
Error in host computer.
Ready + Load Media + Data: There is a communication problem between the Main PCA and the internal microprocessors.
The Main PCA is faulty 1 Replace the Electronics Module.
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SteadyDKL
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SteadyEFL
Ready + Cartridges + Data: Mark Encoder not detected.
Possible causes:
The line on the mark encoder is dirty or missing.
Faulty or badly connected trailing cable.
Faulty or badly connected carriage sensor.
Faulty or badly connected X1axis Encoder Cable.
The drive roller has shifted slightly from the expected position (mechanics). Check that the carriage sensor lights just over the white mark on the drive roller when starting.
Faulty carriage PCA.
Faulty X1motor.
Faulty Y1motor.
Faulty electronics module.
Align Media + Load Media + Data: Error reading Centronics I/O
Problems in the Centronics Communications. Probably due to the bad contacts of the connector.
If this error remains, report the problem to your HP Response Center. Note conditions and actions before error occurred. Include setup sheet and service configuration plot in report.
System Error Codes | HP DesignJet 430, 450C and 455CA Printers |