C5361 (bizhub 558/458)

Contents

Trouble type	C5361: UFP scavenging fan’s failure to turn
Rank	C
Trouble detection condition	The fan lock signal remains HIGH for a predetermined continuous period of time while the fan is turning.
Trouble isolation	–
Relevant electrical parts	• UFP scavenging fan 1 (FM17) • UFP scavenging fan 2 (FM18) (bizhub 558 only) • Expansion control board (EXCB) • MFP board (MFPB)

 Procedure

1. Check the connector between FM17-relay CN801-relay CN823-EXCB CN9 for proper connection and correct as necessary.
2. Check the connector between FM18-relay CN802-relay CN823-EXCB CN9 for proper connection and correct as necessary.
3. Check the fan for possible overload and correct as necessary.
4. FM17 operation check
   • Control signal: MFPB CN9-4 (LOCK), MFPB CN9-6 (REM)
   • Location of electrical component: 25-P
5. FM18 operation check
   • Control signal: MFPB CN9-7 (LOCK), MFPB CN9-8 (REM)
   • Location of electrical component: 24-P
6. Replace FM17. (Part# 9313100072)
7. Replace FM18. (Part# 9313100072)
8. Replace MFPB. (558 Part# A9HGH02102 / 458 Part# A9HHH02102)

NOTICE

• Link to the wiring diagram (bizhub 558/458)

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

K.3.17.7 (Link to the Field Service Manual)