Canon i860, i865 Service Manual
2. CLEANING MODE AND AMOUNT OF INK PURGED
To prevent printing problems due to bubbles, dust, or ink clogging, print head cleaning is performed before
the start of printing, except in the following cases:
- Cleaning on arrival:
the start of printing, except in the following cases:
- Cleaning on arrival:
Performed when the print head cover is closed.
- Cleaning by dot count:
Performed after ejection of paper (or after printing on the back side of
paper when auto duplex printing is performed).
paper when auto duplex printing is performed).
- Manual cleaning / deep cleaning: Performed manually.
<Cleaning mode list>
<Cleaning mode list>
Black: Pigment-based black
Color: Dye-based black, cyan, magenta, yellow
Condition Details
Amount of ink
used (g)
Est. required time
(sec.)
On arrival of the printer
(both black and color)
(both black and color)
First and second cleaning after shipped
from the plant.
from the plant.
0.51 (black)
1.67 (color)
1.67 (color)
80
Dot count cleaning
*1
(black/color)
When the specified number of dots are
printed from the previous black/color
cleaning. (Cyan and magenta dots are
counted by large and small nozzles
separately.)
printed from the previous black/color
cleaning. (Cyan and magenta dots are
counted by large and small nozzles
separately.)
Timer cleaning - 0
*2
(black only)
If 24 to 60 hours have elapsed since the
previous black cleaning till the start of
the next printing.
previous black cleaning till the start of
the next printing.
Timer cleaning - 1
(black only)
(black only)
If 60 to 120 hours have elapsed since
the previous black cleaning till the start
of the next printing.
the previous black cleaning till the start
of the next printing.
Timer cleaning - 2
*1
(black/color)
If 120 to 336 hours have elapsed since
the previous black/color cleaning till
the start of the next printing. (Time is
counted by black and color separately.)
the previous black/color cleaning till
the start of the next printing. (Time is
counted by black and color separately.)
0.15 (black)
0.67 (color)
0.67 (color)
30 (black)
35 (color)
35 (color)
Timer cleaning - 3
*1
(both black and color)
If 336 to 1,080 hours have elapsed since
the previous black/color cleaning till
the start of the next printing.
the previous black/color cleaning till
the start of the next printing.
0.51 (black)
1.16 (color)
1.16 (color)
65
Timer cleaning - 4
(both black and color)
(both black and color)
If 1,080 to 2,160 hours have elapsed
since the previous black/color cleaning
till the start of the next printing.
since the previous black/color cleaning
till the start of the next printing.
0.84 (black)
1.16 (color)
1.16 (color)
65
Timer cleaning - 5
(both black and color)
(both black and color)
If 2,160 to 4,320 hours have elapsed
since the previous black/color cleaning
till the start of the next printing.
since the previous black/color cleaning
till the start of the next printing.
1.64 (black)
1.16 (color)
1.16 (color)
70
Timer cleaning - 6
(both black and color)
(both black and color)
If longer than 4,320 hours have elapsed
since the previous black/color printing
till the start of the next printing.
since the previous black/color printing
till the start of the next printing.
1.64 (black)
1.16 (color)
1.16 (color)
70
If the print head has not
been capped before
power-on
(both black and color)
been capped before
power-on
(both black and color)
At ink tank replacement
(black/color)
(black/color)
0.31 (black)
1.17 (color)
1.17 (color)
60 (both black and
color)
30 (black)
50 (color)
color)
30 (black)
50 (color)
At print head replacement
(both black and color)
(both black and color)
When the print head is removed and
installed.
installed.
0.51 (black)
1.67 (color)
1.67 (color)
80
Manual cleaning
(black/color/both)
(black/color/both)
- Via the operation panel (both black
and color)
- Via the printer driver (black, color, or
both selectable)
and color)
- Via the printer driver (black, color, or
both selectable)
0.15 (black)
0.67 (color)
0.67 (color)
45 (both black and
color)
30 (black)
35 (color)
color)
30 (black)
35 (color)
Deep cleaning
(black/color/both)
(black/color/both)
- Via the printer driver (black, color, or
both selectable)
both selectable)
1.64 (black)
1.17 (color)
1.17 (color)
70 (both black and
color)
55 (black)
50 (color)
color)
55 (black)
50 (color)
*1: The period of time from the previous cleaning is counted by black and color separately. For this reason, the
cleaning mode may differ according to black or color.
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