Konica Minolta bizhub 421 Service Manual

PC-206
Field Service Ver.1.0 May. 2008
i
CONTENTS
CONTENTS
PC-206
OUTLINE
1. PRODUCT SPECIFICATIONS ................................................................................1
MAINTENANCE
2. PERIODIC CHECK..................................................................................................3
2.1 Maintenance procedure ........................................................................................3
2.1.1 Replacing the Separation Roller Assy...........................................................3
2.1.2 Replacing the Feed Roller.............................................................................4
2.1.3 Replacing the Pick-up Roller .........................................................................7
3. OTHER ....................................................................................................................9
3.1 Disassembly/Adjustment prohibited items ............................................................9
3.2 Disassembling, assembling and cleaning list......................................................10
3.2.1 Disassembling and assembling list .............................................................10
3.2.2 Cleaning list.................................................................................................10
3.3 Disassembling and assembling procedure .........................................................11
3.3.1 Right Door/Rear Right Cover/Lower Right Cover/Front Right Cover...........11
3.3.2 Rear Cover ..................................................................................................11
3.4 Cleaning procedure.............................................................................................12
3.4.1 Separation Roller.........................................................................................12
3.4.2 Feed Roller..................................................................................................13
3.4.3 Pick-up Roller ..............................................................................................13
3.4.4 Vertical Conveyance Roller .........................................................................14
ADJUSTMENT/SETTING
4. MECHANICAL ADJUSTMENT..............................................................................15
4.1 Mis-centering adjustment of the Trays 3 and 4 ...................................................15

Konica Minolta bizhub 421 Specifications

General

Brand	Konica Minolta
Model	bizhub 421
Category	All in One Printer
Language	English