Cleaning Mode And Amount Of Ink Purged - Canon PIXUS 50i Service Manual

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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:
- Cleaning by dot count:
- Manual cleaning / deep cleaning: Performed manually.
<Cleaning mode list>
Condition
On arrival of the printer
(both black and color)
Dot count cleaning
(black/color)
Timer cleaning - 0
(black only)
Timer cleaning - 1
(black/color)
Timer cleaning - 2
(black/color)
Timer cleaning - 3
(both black and color)
Timer cleaning - 4
(both black and color)
If the print head has not
been capped for 1 hour or
longer before power-on
(both black and color)
At ink tank replacement
(black/color)
At print head replacement
(both black and color)
Manual cleaning
(black/color/both)
Deep cleaning
(black/color/both)
*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.
*2: When 24 to 240 hours have elapsed since the previous black cleaning, timer cleaning - 0 is performed.
However, this cleaning will be conducted up to 5 times from the printer installation, and no further timer
cleaning - 0 will be performed.
Performed when the print head cover is closed.
Performed after ejection of paper.
First cleaning after shipped from the
plant.
When the specified number of dots are
*1
printed from the previous black/color
cleaning. (Dots are counted by black
and color separately.)
If 24 to 240 hours have elapsed since
*2
the previous black cleaning till the start
of the next printing.
If 240 to 336 hours have elapsed since
*1
the previous black/color cleaning till
the start of the next printing. (Time is
counted by black and color separately.)
If 336 to 2,160 hours have elapsed since
*1
the previous black/color cleaning till
the start of the next printing.
If 2,160 to 4,320 hours have elapsed
since the previous black/color cleaning
till the start of the next printing.
If longer than 4,320 hours have elapsed
since the previous black/color printing
till the start of the next printing.
When the print head is removed and
installed.
- Via the operation panel (both black
and color)
- Via the printer driver (black, color, or
both selectable)
- Via the printer driver (black, color, or
both selectable)
Details
2 - 2
Amount of ink
Est. required time
used (g)
(sec.)
0.315 (black)
110
0.42 (color)
0.105 (black)
35 (black)
0.14 (color)
35 (color)
0.21 (black)
50 (black)
0.28 (color)
55 (color)
0.24 (black)
75
0.28 (color)
1.2 (black)
130
0.28 (color)
80 (both black and
0.21 (black)
color)
0.28 (color)
45 (black)
45 (color)
0.315 (black)
110
0.42 (color)
60 (both black and
0.105 (black)
color)
0.14 (color)
35 (black)
35 (color)
140 (both black and
1.2 (black)
color)
0.42 (color)
85 (black)
70 (color)

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