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Konica Minolta bizhub C3350 bizhub C3850/C3350 Maintenance/Troubleshooting Use - Page 19

Replacing an Imaging Unit, Replacing consumables, Imaging Unit, Control Panel, Front Cover - drum

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2.2 Replacing consumables 2 2.2.2 Replacing an Imaging Unit The following example shows how to replace a black Imaging Unit. NOTICE Do not touch the surface of the OPC drum. Doing so may cause reduce printing quality. 1 Check the color of the Imaging Unit to be replaced in the message window of the Control Panel. 2 Open the Front Cover. 3 Pull the lever at the front of the Toner Cartridge to the left. YMC K 4 Hold the handle of the Toner Cartridge, then pull out it. % Inclining the Toner Cartridge may cause toner to spill. [Maintenance/Troubleshooting] 2-7

Section	Page
Table of contents	2
1 Cleaning This Machine	5
1.1 Before getting started	5
1.2 Cleaning	7
1.2.1 Cleaning the outside of this machine	7
Control Panel	7
Exhaust Air Duct	7
Outer Covers	7
Original Glass	8
Original Cover Pad	8
1.2.2 Cleaning the Paper Feed Rollers	8
Cleaning the Paper Feed Rollers of the Manual Feed Tray	8
Cleaning the Paper Feed Unit of Tray 1/2/3	9
Cleaning the Transport Roller of Tray 2/3	9
Cleaning the Paper Feed Roller of the ADF	10
1.2.3 Cleaning the Laser Lenses	11
2 Checking and Replacing Consumables	14
2.1 Checking the status of consumables	14
Consumables replacement messages	14
Checking the consumable level	14
2.2 Replacing consumables	15
2.2.1 Replacing a Toner Cartridge	15
Handling a Toner Cartridge	15
Storing Toner Cartridges	15
Replacement procedure	15
2.2.2 Replacing an Imaging Unit	19
2.2.3 Replacing a Waste Toner Bottle	24
2.2.4 Replacing the Transfer Roller	25
2.2.5 Replacing the Transfer Belt Unit	27
2.2.6 Replacing a Toner Filter	32
2.2.7 Replacing a Fusing Unit	34
2.2.8 Replacing a Staple Kit	38
3 Clearing a Paper Jam	42
3.1 To prevent a paper jam	42
3.2 When a paper jam has occurred	43
3.2.1 Paper jam message screen	43
3.2.2 Clearing a paper jam in the Manual Feed Tray or Transfer Roller	43
Clear procedure	44
3.2.3 Clearing a paper jam in Tray 1	45
Clear procedure	45
3.2.4 Clearing a paper jam in Tray 2/3	47
3.2.5 Clearing a paper jam in ADF	48
3.2.6 Clearing a paper jam in the Duplex Option	49
3.2.7 Clearing a paper jam in the Fusing Unit	50
Clear procedure	51
3.3 Troubleshooting for paper jam	54
3.4 Clearing a Staple Jam	56
4 Troubleshooting	59
4.1 The power is not turned on	59
4.2 The Touch Panel is not displayed	60
4.3 Cannot print	61
4.3.1 Cannot print	61
4.3.2 Problems on print quality	64
4.3.3 When the bit count does not match between the server and the client	65
4.4 Cannot perform network scanning	67
4.5 Cannot perform fax/internet fax	68
4.5.1 Cannot perform Fax TX	68
4.5.2 Cannot perform Fax RX	69
4.6 Cannot perform copy	70
4.7 Trouble in use of Finisher FS-P03	72
4.8 Major messages and actions	73
Warning messages	73
Error messages	74
Service call	76
5 Checking Counters	78
5.1 Checking the counter	78