Konica Minolta bizhub 164 Service Manual page 35

14.3.11 C4001: Faulty HSYNC .............................................................................. 133
14.3.12 C4101: Polygon motor malfunction........................................................... 133
14.3.13 C5102: Main motor malfunction................................................................ 134
14.3.14 C6101: Scanner home detection failure.................................................... 134
14.3.15 C9401: Scanner lamp error ...................................................................... 135
14.3.16 CC102: Controller-engine connection failure ............................................ 135
14.3.17 CC151: Flash ROM error .......................................................................... 135
14.3.18 CC153: Engine flash ROM error............................................................... 135
14.3.19 CC163: Engine connection failure ............................................................ 136
15. POWER SUPPLY TROUBLE .............................................................................. 137
15.1 The copier does not turn ON ............................................................................ 137
16. IMAGE QUALITY PROBLEM.............................................................................. 138
16.1 How to identify problematic part ....................................................................... 138
16.1.1 Initial check items ..................................................................................... 138
16.1.2 Identification of the faulty system.............................................................. 139
16.2 Solution ............................................................................................................ 140
16.2.1 Scanner section: Blank copy..................................................................... 140
16.2.2 Scanner section: Black copy..................................................................... 141
16.2.3 Scanner section: Low image density ........................................................ 142
16.2.4 Scanner section: Foggy background or rough image ............................... 143
16.2.5 Scanner section: Black streaks or bands.................................................. 144
16.2.6 Scanner section: Black spots.................................................................... 145
16.2.7 Scanner section: White streaks or bands ................................................. 146
16.2.8 Scanner section: Uneven image density................................................... 147
16.2.9 Scanner section: Gradation reproduction failure....................................... 148
16.2.10 Scanner section: Periodically uneven image ............................................ 149
16.2.11 Scanner section: Moire ............................................................................. 150
16.2.12 Printer section: Blank copy ....................................................................... 151
16.2.13 Printer section: Black copy........................................................................ 152
16.2.14 Printer section: Low image density ........................................................... 153
16.2.15 Printer section: Foggy background or rough image .................................. 154
16.2.16 Printer section: black streaks or bands ..................................................... 155
16.2.17 Printer section: Black spots ...................................................................... 156
16.2.18 Printer section: Blank streaks or bands .................................................... 157
16.2.19 Printer section: Void areas........................................................................ 158
16.2.20 Printer section: Smear on back................................................................. 159
16.2.21 Printer section: Uneven image density ..................................................... 160
16.2.22 Printer section: Gradation reproduction failure ......................................... 161
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Field Service Ver. 2.0 Jun. 2010