CD402 (bizhub C754/C654)

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Contents

Trouble type	ACK command incorrect
Trouble code	CD402
Rank	C
Detection timing	When abnormality is found in the communication of controller.
Trouble isolation	–
Relevant electrical parts	MFP board (MFPB)

(2)Procedure

Step	Action	Control signal	Location of electrical components
1	Check whether there is a strong electromagnetic noise source near the main body.	–	–
2	Check the connectors on MFPB for proper connection and correct as necessary.	–	–
3	Replace MFPB (Part# A2XKH02004)	–	–

NOTICE

• Link to the layout drawings for related parts by each trouble code (S.99. C6901 – C6903, CA051 – CA053, CC151, CC152, CC170 – CC174, CC180 – CC186, CC191, CC211 – CC214, CC216, CD211, CD212, CD241, CD242, CD252, CD261, CD271, CD401 – CD412, CE001, CE003 – CEEE1)

K.3.16.19 (Link to the Field Service Manual)