Konica-Minolta bizhub C3350i

Power is not supplied to option DF

Relevant electrical parts

• DC power supply (DCPU)
• DF

Procedure

Step	Check item	Location	Result	Action
1	Is DC24 V being output to CN8-4, 5 on DFCB?	23-S	YES	Malfunction in DF.
2	Is DC24 V being output to CN4-3 on DCPS?	9-S	NO	Check wiring from DCPU to DF.
3	Are the fuses on DCPS conducting?		YES	Replace DCPU.
			NO	Malfunction in DF.

Power is not supplied to option PF-P20/PF-P21

Relevant electrical parts

• DC power supply (DCPS)
• PF-P20/PF-P21

Procedure

Step	Check item	Location	Result	Action
1	Is DC24 V being output to CN1-3, 4 on PCCB?	18-S	YES	Malfunction in paper feed unit.
2	Is DC24 V being output to CN4-5 on DCPS?	9-S	NO	Check the wiring from the wall DCPS to BASEB to PCCB.
3	Are the fuses on DCPS conducting?		YES	Replace DCPS.
			NO	Malfunction in paper feed unit.