Table Of Contents - Konica Minolta Bizhub 4700P Service Manual

Contents
Trademarks................................................................................................................................................ 1
1. Notices and safety information ....................................................................................................... 10
1.1 Laser notices ............................................................................................................................ 10
1.2 Safety ....................................................................................................................................... 13
2. Preface ............................................................................................................................................ 17
2.1 Service manual conventions .................................................................................................... 17
2.2 Change History ......................................................................................................................... 18
3. General information ........................................................................................................................ 19
3.1 Media guidelines ...................................................................................................................... 19
3.1.1 Paper guidelines ............................................................................................................ 19
3.1.2 Using recycled paper and other office papers ............................................................... 21
3.1.3 Using specialty media .................................................................................................... 22
3.1.4 Supported paper sizes, types, and weights ................................................................... 24
3.2 Data security notice .................................................................................................................. 27
3.3 Tools required for service ......................................................................................................... 27
4. Diagnostic information .................................................................................................................... 28
4.1 Troubleshooting overview ........................................................................................................ 28
4.1.1 Performing the initial troubleshooting check .................................................................. 28
4.1.2 Power-on Reset (POR) sequence ................................................................................. 28
4.2 Fixing print quality issues ......................................................................................................... 29
4.2.1 Initial print quality check ................................................................................................. 29
4.2.2 Gray background or toner fog on prints ......................................................................... 30
4.2.3 Printer is printing blank pages ....................................................................................... 31
4.2.4 Printer is printing solid black pages ............................................................................... 32
4.2.5 Repeating defects .......................................................................................................... 33
4.2.6 Shadow images appear on prints .................................................................................. 34
4.2.7 Skewed print .................................................................................................................. 35
4.2.8 Streaked horizontal or vertical lines appear on prints ................................................... 37
4.2.9 Toner rubs off ................................................................................................................ 38
4.2.10 Toner specks appear on prints ...................................................................................... 39
4.3 Paper jams ............................................................................................................................... 40
4.3.1 Avoiding jams ................................................................................................................ 40
bizhub 4700P/bizhub 4000P Service Manual
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