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Pireq
09-11-2017, 04:33 PM
Hi
I have a machine with error C225A Service manual doesn't have any information about this code but service manual Of km c451 have a informationion and that code means
K developing motor’s turning at abnormal timing
• The motor lock signal remains LOW for a predetermined continuous period of time while the motor remains stationary.

And i saw the motor of black IU and developing unit rotating slower than motor of color IU and developing
I have replaced it by another one from working copier but still have this same error. I don't have another PRCB right now but this machine dead after change chips of developer units...

blackcat4866
09-11-2017, 06:18 PM
Three possibilities:
Hard to turn developing unit
Motor
PRCB

=^..^=

Pireq
09-11-2017, 09:00 PM
I have changed Motor and all developing units rotating normally so the last possibility is PRCB i will check it tommorow and i will tell you : )

Pireq
09-12-2017, 05:05 PM
PRCB Solved problem thanks for help.

:)

blackcat4866
09-12-2017, 07:42 PM
You're welcome. =^..^=

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