SC Pattern Error Name / Detection Criteria / Major Cause / Solution
20242 D
Failure to form negative pressure in the maintenance unit (failure to release air
(due to ink intrusion, etc.)) (Tank 2 error)
Turn the main power switch off and then back on.
SC Pattern Error Name / Detection Criteria / Major Cause / Solution
20243 D
Failure to form negative pressure in the maintenance unit (failure to release air
(due to ink intrusion, etc.)) (Tank 3 error)
Turn the main power switch off and then back on.
SC Pattern Error Name / Detection Criteria / Major Cause / Solution
20244 D
Failure to form negative pressure in the maintenance unit (failure to release air
(due to ink intrusion, etc.)) (Tank 4 error)
Turn the main power switch off and then back on.
SC Pattern Error Name / Detection Criteria / Major Cause / Solution
20251 D
Failure to form negative pressure in the maintenance unit (misalignment (failure
to detect by the feeler) / occasional failure to release air) (Tank 1 error)
Turn the main power switch off and then back on.
SC Pattern Error Name / Detection Criteria / Major Cause / Solution
20252 D
Failure to form negative pressure in the maintenance unit (misalignment (failure
to detect by the feeler) / occasional failure to release air) (Tank 2 error)
Turn the main power switch off and then back on.
3. Appendix: Troubleshooting Guide
84
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