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Konica Minolta bizhub C3850FS bizhub C3850FS/C3850/C3350 Maintenance/Troublesh - Page 19

Replacing an Imaging Unit, CAUTION

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2.2 Replacing consumables 2 9 Pull the lever to the right to lock it. % Carefully return the lever at the front to its original position. If the lever is not returned to its original position, the Front Cover is not closed. % If it is difficult to operate the lever, push the lever unit to the back. 10 Close the Front Cover. 2.2.2 Replacing an Imaging Unit The following example shows how to replace a yellow Imaging Unit. Be sure to replace an Imaging Unit with an unused product. If an Imaging Unit is replaced with a used one, the message window may not be cleared. NOTICE Do not touch the surface of the OPC drum. Doing so may reduce printing quality. 7CAUTION - Do not touch the copper terminal of the Imaging Unit. Doing so may lead to static electricity damaging the product. 1 Check the color of the Imaging Unit to be replaced in the message window of the Control Panel. [Maintenance/Troubleshooting] 2-6

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	15
2.1 Checking the status of consumables	15
Consumables replacement messages	15
Checking the consumable level	15
2.2 Replacing consumables	16
2.2.1 Replacing a Toner Cartridge	16
Handling a Toner Cartridge	16
Storing Toner Cartridges	16
Replacement procedure	17
2.2.2 Replacing an Imaging Unit	19
2.2.3 Replacing a Waste Toner Bottle	25
2.2.4 Replacing the Transfer Roller	27
2.2.5 Replacing the Transfer Belt Unit	29
2.2.6 Replacing a Toner Filter	35
2.2.7 Replacing a Fusing Unit	36
2.2.8 Replacing a Staple Kit SK-602	40
2.2.9 Replacing a Staple Kit SK-501	43
3 Clearing Paper Jam and Staple Jam	46
3.1 To prevent a paper jam	46
3.2 When a paper jam has occurred	47
3.2.1 Paper jam message screen	47
3.2.2 Clearing a paper jam in the Manual Feed Tray or Transfer Roller	47
Clear procedure	48
3.2.3 Clearing a paper jam in Tray 1	49
Clear procedure	49
3.2.4 Clearing a paper jam in Tray 2/3	51
3.2.5 Clearing a paper jam in the ADF	52
3.2.6 Clearing a paper jam in the Duplex Option	54
3.2.7 Clearing a paper jam in the Fusing Unit	55
Clear procedure	55
3.2.8 Clearing a paper jam in the Finisher (bizhub C3850FS only)	58
3.3 Troubleshooting for paper jam	59
3.4 Clearing a staple jam	61
3.4.1 Clearing a staple jam in the Staple Kit SK-501	61
3.4.2 Clearing a staple jam in the Staple Kit SK-602	63
4 Troubleshooting	66
4.1 The power is not turned on	66
4.2 The Touch Panel is not displayed	67
4.3 Cannot print	68
4.3.1 Cannot print	68
4.3.2 Problems on print quality	71
4.3.3 When the bit count does not match between the server and the client	72
4.4 Cannot perform network scanning	74
4.5 Cannot perform fax/internet fax	75
4.5.1 Cannot perform Fax TX	75
4.5.2 Cannot perform Fax RX	76
4.6 Cannot perform copy	77
4.7 Trouble in use of Finisher FS-P03	79
4.8 Trouble in use of Finisher (bizhub C3850FS)	80
4.9 Major messages and actions	81
Warning messages	81
Error messages	82
Service call	85
5 Checking Counters	87
5.1 Checking the counter	87