OKIDATA ML393C Plus, Руководство по обслуживанию

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Service Guide ML393/ML393CPlus
Chapter 4 Failure Analysis
RAP 02: Space Error (ALARM 57)
START
Is the carriage assembly binding or jammed?
YES Check around the space motor mechanism for any obstructions. Then, remove the cause of the
carriage jam.
NO Go to Step A.
Has the problem been resolved?
YES End of procedure.
NO Is fuse F1 on the control board blown?
YES Replace fuse F1.
NO Go to A.
Has the problem been resolved?
YES End of procedure.
NO Go to A.
A
Is +38 vdc present on the control board? Check on both ends of the capacitor C2.
NO Are cables CN1 and CN5 on the control board correctly connected?
YES Replace the control board.
NO Connect them correctly.
Has the problem been resolved?
YES End of procedure.
NO Replace the space motor.
YES Are cables CN3 and CN7 on the control board correctly connected?
YES Replace the power supply unit or connection cable.
NO Connect them correctly.
Has the problem been resolved?
YES End of procedure.
NO Replace the space motor.
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