Canon i900D Series, Service Manual

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(4) Waste ink counter setting
When the logic board ass’y is replaced, reset the waste ink counter. In addition, according to the waste ink
amount, replace the waste ink absorber (the bottom case unit or the 5-item set of the ink absorbers). The
standard amount for waste ink absorber replacement is given in the table below.
Waste ink amount
*1
Bottom case unit or 5-item set of ink absorbers replacement
Less than 7% Not required.
7% or more Required.
*1: Check the waste ink amount by service test print or EEPROM information print. ( See 3.3. Adjustment /
Settings, (6) Service mode, for details. )
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