Konica Minolta bizhub 421 Service Manual

SD-507
Field Service Ver.1.0 May. 2008
i
CONTENTS
CONTENTS
SD-507
OUTLINE
1. PRODUCT SPECIFICATIONS ................................................................................1
MAINTENANCE
2. PERIODIC CHECK..................................................................................................3
2.1 Maintenance procedure ........................................................................................3
2.1.1 Cleaning of the Rollers..................................................................................3
3. OTHER ....................................................................................................................4
3.1 Disassembly/Adjustment prohibited items ............................................................4
3.2 Disassembling and assembling list .......................................................................5
3.3 Disassembling and assembling procedure ...........................................................5
3.3.1 Paper Output Tray/Front Cover......................................................................5
3.3.2 Rear Cover ....................................................................................................6
3.3.3 Upper Cover ..................................................................................................6
3.3.4 Saddle Unit....................................................................................................7
3.3.5 Folding Unit ...................................................................................................8
3.3.6 Stapler Unit....................................................................................................9
3.3.7 Paper Guide Motor (M13)............................................................................14
3.3.8 Folding Roller ..............................................................................................18
ADJUSTMENT/SETTING
4. MECHANICAL ADJUSTMENT..............................................................................29
4.1 Fold Skew Adjustment ........................................................................................29
4.2 Center Staple Skew Adjustment .........................................................................30

Konica Minolta bizhub 421 Specifications

General

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