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C1142 (bizhub C554/C454)

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Trouble typeTrailing paddle up/down motors malfunction
Trouble codeC1142
RankB
Detection timing<When FS-535 is installed>
The trail edge paddle home sensor (PS20) is not blocked or unblocked even after the set period of time has elapsed after the trail edge paddle up/down motor (M15) is turned ON.
Trouble isolationStaple
Relevant electrical parts-Trail edge paddle up/down motor (M15)
-Trail edge paddle home sensor (PS20)
-FS control board (FSCB)

(2)Procedure

StepActionControl signalLocation of electrical components
1Check the connector between M15-relay CN122-FSCB CN12 for proper connection, and correct as necessary.
2Check the connector of M15 for proper drive coupling, and correct as necessary.
3Check the connector between PS20-FSCB CN50 for proper connection, and correct as necessary.
4PS20 I/O check, sensor checkFSCB CN50-6 (ON)FS-535 17-D
5M15 operation checkFSCB CN12-5 to 8FS-535 5-D
6Replace M15 (Part# A2Y1M10000)
7Replace FSCB (Part# A2Y1H10002)
  • Link to the wiring diagram (N.3.10 FS-535)
  • Link to the layout drawings for related parts by each trouble code (S.41. C1142)

K3.6.28 (Link to the Field Service Manual)

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