92-02 (bizhub 958/808)

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Contents

JAM typeMisfeed at duplex pre-registration section
JAM code92-02
JAM detection timingFor the second-side feed of paper in the duplex mode, loop forming has not been complete before the second side of a sheet enters the registration roller because the rise timing of load to perform registration is earlier than the rise timing of load to form a loop.
Misfeed processing location• Upper right door 
• Duplex door
Relevant parts• ADU transport motor/1 (M31) 
• ADU transport motor/2 (M32) 
• Registration sensor (PS38) 
• OHP sensor (PS40) 
• Paper feed/transport drive board (PFTDB) 
• MFP board (MFPB)

 Procedure

StepActionControl signalLocation of electrical component
1Initial check items
2PS38 I/O check, sensor checkPFTDB CN2-6 (ON)4-P
3PS40 I/O check, sensor checkPFTDB CN2-3 (REM)4-P
4M31 operation checkPFTDB CN28-14 to 178-P
5M32 operation checkPFTDB CN28-10 to 137-P
6PFTDB F10 conduction check
7Replace PFTDB. (Part# A796H00200)
8Replace MFPB. (Part# A796H02003)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

K.1.11.1 (Link to the Field Service Manual)