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Canon iX7000 Series Service Manual page 48

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(4) Ink absorber counter setting
Set the ink absorber counter value to a new EEPROM after the logic board is replaced in servicing.
1) Before replacement of the logic board, check the ink absorber counter value in EEPROM information
print.
2) After replacement of the logic board, the ink absorber counter value should be set in the service mode
using the Service Tool.
In the Ink Absorber Counter section of the Service Tool, select Main from the Absorber pull-down
menu.
From the Counter Value(%) pull-down menu, select the value (in 10% increments) which is the closest
to the actual counter value confirmed before replacement of the logic board, and click Set.
3) Print EEPROM information to confirm that the value is properly set to the EEPROM.
(5) Wetting liquid counter setting
Set the wetting liquid counter value to a new EEPROM after the blade cleaner unit or logic board is replaced
in servicing.
<When the blade cleaner unit is replaced>
1) After replacement of the blade cleaner unit, the wetting liquid counter value should be reset in the service
mode using the Service Tool.
In the Wetting Liquid Counter section of the Service Tool, select 0 (zero) from the Counter Value(%)
pull-down menu, and click Set.
2) Print EEPROM information to confirm that the value is set to "0.00" (W = 0.00).
<When the logic board is replaced>
1) Before replacement of the logic board, check the wetting liquid counter value (W = ###) in EEPROM
information print.
2) After replacement of the logic board, the wetting liquid counter value should be set in the service mode
using the Service Tool.
In the Wetting Liquid Counter section of the Service Tool, from the Counter Value(%) pull-down
menu, select the value (in 10% increments) which is the closest to the actual counter value confirmed
before replacement of the logic board, and click Set.
3) Print EEPROM information to confirm that the value (W = ###) is properly set to the EEPROM.
<4-1. User Mode & 4-2. Service Mode>
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