3. PERIODICAL MIANTENANCE ITEMS Field Service Ver. 2.0 Jul. 2009
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MAINTENANCE
3.5.3 Control causing inhibited printing for one part when an inhibited-printing
event occurs in another part
• In order to reduce the maintenance call times: when printing prohibiting is reached for
any of the following parts, make printing prohibited also for other parts whose life value is
reached, and replace those parts at the same time.
A. Object parts
• Object parts are divided into two groups. Each group has its own control method.
Two groups are listed below.
B. Control method
When a part from group A or B is prohibited from printing:
• A part from group A which reached its life is considered to be “printing inhibited” only
when the difference between the life counter value and the maximum life value is for
10,000 prints or under.
• A parts from group B which reached its life is considered to be “printing inhibited” regard-
less of the difference with maximum life value.
Group A • Fusing unit, transfer belt unit, developing unit/K
Group B • imaging unit/Y,M,C, drum unit/K
Service Manual Y110571-1
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