C5306 (bizhub 958/808)

Contents

Trouble type	C5306: IH coil cooling fans failure to turn
Rank	B
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	• IH coil cooling fan (FM11) • MFP board (MFPB)

 Procedure

1. Check the connector between FM11-relay CN324-MFPB CN24E for proper connection and correct as necessary.
2. Check the fan for possible overload and correct as necessary.
3. FM11 operation check
   • Control signal: MFPB CN24E-1 (DRIVE), MFPB CN24E-3 (LOCK)
   • Location of electrical component: 1-K
4. Replace FM11. (Part# 9313100072)
5. MFPB F6E conduction check
6. Replace MFPB. (Part# A796H02003)

NOTICE

• Link to the wiring diagram (bizhub 958/808/758, bizhub PRO 958)

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

K.3.11.3 (Link to the Field Service Manual)