Concept Of Parts Life - Konica Minolta magicolor 1680MF Service Manual

3. Periodical check
3.2

Concept of parts life

The consumption rates are
calculated from the dot
counter and the image
Toner cartridge counter and the life is reached
when the consumption rate,
whichever is greater, reaches
100%.
The imaging cartridge drive
time count is compared with
Imaging
the printed page count and
cartridge
whichever reaching its life
value is detected.
Detected with the waste toner
near full sensor.
Waste toner A waste toner full condition is
bottle (inte- detected when 200 more
grated in I/C) images are produced after a
waste toner near-full condi-
tion has been detected.
The fuser unit drive time is
counted based on the trans-
port motor drive time.
The consumption rates of the
fuser unit drive time count
Fuser unit
and the printed page count
are calculated and the life
value is reached when the
consumption rate, whichever
is greater, reaches 100%.
The number of printed pages
Transfer roller
is counted.
*1: The machine prohibits the initiation of any new print cycle when the maximum life value
is reached.
A. Conditions for life specifications values
• The life specification values represent the number of pages printed or figures equivalent
to it when the given conditions (see the table given below) are met. They may be more or
less, depending on the machine operating conditions of each individual user.
Item
Job type
Media size
Color ratio
Original density
6
Description Near life value
2,350 pages
1,350 pages
850 pages
350 pages
Monochrome: 3 consecutive pages (3 pages/job)
Full Color: 2 consecutive pages (2 pages/job)
A4S or LetterS
Black to Color = 1 : 1
ISO chart
C/W ratio = 5% each color
Field Service Ver. 1.0 Nov. 2008
Life value
2,500 pages
1,500 pages
1,000 pages
500 pages
⎯
45,000 images
⎯
⎯
⎯
50,000 prints
⎯
50,000 prints
Description
Max. life value
3,500 pages *1
2,100 pages *1
1,400 pages *1
700 pages *1
48,500 images
⎯
⎯
⎯