Concept Of Parts Life - Konica Minolta bizhub C450 Service Manual

3. Periodical check
3.4

Concept of parts life

A waste toner full condition is detected when about
Waste Toner
8,000 printed pages have been produced after a
Bottle
waste toner near full condition has been detected.
The number of copies made is counted.
(The counter counts up 2 for paper whose sub scan
direction exceeds 216 mm.)
Fusing unit
When printing prohibited is encountered, the
machine prohibits the initiation of any new print
cycle.
The number of copies made is counted.
Paper Dust
(The counter counts up 2 for paper whose sub scan
Remover
direction exceeds 216 mm.)
The number of copies made is counted.
Ozone Filter (The counter counts up 2 for paper whose sub scan
direction exceeds 216 mm.)
The number of copies made is counted.
2nd Transfer
(The counter counts up 2 for paper whose sub scan
Roller Unit
direction exceeds 216 mm.)
The number of copies made is counted.
(The counter counts up 2 for paper whose sub scan
direction exceeds 216 mm.)
The number of copies made is compared with the
value of the number of hours through which the belt
Transfer Belt has turned translated to a corresponding value of
Unit the number of copies made and the value, which-
ever reaches the life specifications value, is
detected.
When printing prohibited is encountered, the
machine prohibits the initiation of any new print
cycle.
Imaging Unit The number of hours through which the PC Drum
C/M/Y has turned is compared with the number of hours
through which the Developing Roller has turned
translated to a corresponding value of the number
Imaging Unit
of hours through which the PC Drum has turned
K
and the value, whichever reaches the life specifica-
tions value, is detected.
*: The initiation of any new print cycle is inhibited when the maximum number of printed
pages is reached.
12
Description
Field Service Ver. 1.0 Mar. 2005
Life value
Max. number of
(Specification
printed pages
value)
– 30,000 *
300,000 402,000 *
150,000 152,000
150,000 152,000
150,000 152,000
300,000 402,000 *
2,928 min. 3,045 min. *
4,137 min 4,220 min. *