Konica Minolta bizhub C250 Service Manual page 503

16. Malfunction code
16.5.75 CA051: Standard Controller configuration failure
16.5.76 CA052:Controller hardware error
16.5.77 CA053: Controller start failure
MFP Control Board (PWB-MFP)
Step
Check to see if the following setting has
been correctly made: [Service Mode] →
[System 2] → [Image Controller Setting].
1
If changing the setting, turn OFF the Main
Power SW and turn it ON again after 10
seconds or more.
Check the connectors of the MFP Control
2 Board (PWB-MFP) for proper connection
and correct as necessary.
3 Change PWB-MFP
16.5.78 CC001: Vendor connection failure
Mechanical Control Board (PWB-M)
Step
Check the Vendor connector for proper
1
connection and correct as necessary.
Check the PWB-M connector for proper
2
connection and correct as necessary.
3 Change PWB-M
460
Relevant Electrical Parts
Action
Relevant Electrical Parts
Action
Field Service Ver. 3.0 Aug. 2006
WIRING DIAGRAM
Control Signal
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Coin Vendor (Japan)
Coin Vendor Kit (North America, Europe)
WIRING DIAGRAM
Control Signal
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Location (Electri-
cal Component)
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Location (Electri-
cal Component)
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