Konica Minolta bizhub C280 Service Manual - Page 75
Concept of parts life
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bizhub C360/C280/C220 MAINTENANCE 3. PERIODICAL MIANTENANCE ITEMS Field Service Ver. 1.0 Jul. 2009 3.4 Concept of parts life 3.4.1 Life value of consumables and parts • The life counter value of each materials and parts is available from [Service Mode] → [Counter] → [Life]. • Life specification value means an actual life terminated when prints are made under the conditions as defined in the next section, "Conditions for life specifications values." The actual life may vary greatly depending on how the machine has been used and other factors. • "M" refers to the rotation time of each unit. Description Waste toner The waste toner full sensor box on the front side relay board detects the amount of toner accumulated in the waste toner box and sends a sig- nal that determines the end of the waste toner box life. Fusing unit When the number of printed pages *4 reaches the set life value shown on the right, the end of unit life is detected. Rotation time for the fusing unit is also counted for control's sake, but not used for detecting life. Transfer belt Number of prints *4 and unit rotation time of the transfer belt are counted, and detected when one of those two reaches to the life value shown on the right. Transfer roller unit Rotation time of the transfer belt is counted, and detected when it reaches to the set life value shown on the right. *5 Ozone filter Rotation time of the transfer belt is counted, and detected when it reaches to the set life value shown on the right. *5 Rotation time excess warning threshold value - - - C360/C280: 20,008 M C220: 30,030 M C360/C280: 20,008 M C220: 30,030 M C360/C280: 20,008 M C220: 30,030 M Life threshold value 45,000 *1,2 Life stop threshold value - 550,000 counts 580,000 counts *3 300,000 counts 330,000 counts *3 C360/C280: 22,008 M C220: 33,033 M C360/C280: 24,009 M C220: 36,036 M C360/C280: 22,008 M C220: 33,033 M C360/C280: 24,009 M C220: 36,036 M C360/C280: 22,008 M C220: 33,033 M C360/C280: 24,009 M C220: 36,036 M 20