SE 27.4:01
Cause: Calibration failed to due to poor performance of the Magenta/Cyan Printhead (T7100) or
Dark Gray Printhead (T7100 Monochrome) in slot 4
Solution: This may impact your print quality. If it becomes unacceptable in the future, clean all
printheads and check their status.
SE 27.5:01
Cause: Calibration failed to due to poor performance of the Matte Black Printhead (T7100) in slot 5;
the T7100 Monochrome should not experience this error
Solution: This may impact your print quality. If it becomes unacceptable in the future, clean all
printheads and check their status.
SE 27.6:01
Cause: Calibration failed to due to poor performance of the Matte Black Printhead (T7100) in slot 6;
the T7100 Monochrome should not experience this error
Solution: This may impact your print quality. If it becomes unacceptable in the future, clean all
printheads and check their status.
SE 27.7:01
Cause: Calibration failed to due to poor performance of the Gray/Dark Gray Printhead (T7100) in
slot 7; the T7100 Monochrome should not experience this error
Solution: This may impact your print quality. If it becomes unacceptable in the future, clean all
printheads and check their status.
SE 27.8:01
Cause: Calibration failed to due to poor performance of the Gray/Dark Gray Printhead (T7100) in
slot 8; the T7100 Monochrome should not experience this error
Solution: This may impact your print quality. If it becomes unacceptable in the future, clean all
printheads and check their status.
SE 28.1:01
Cause: The Yellow Printhead (T7100) or Matte Black Printhead (T7100 Monochrome) in slot 1 is
deteriorating
Solution: This may impact your print quality. If it becomes unacceptable in the future, replace that
printhead with a new one.
NOTE: This system error appears only after the printhead is out of warranty.
SE 28.2:01
Cause: The Yellow Printhead (T7100) or Matte Black Printhead (T7100 Monochrome) in slot 2 is
deteriorating
54 Chapter 3   System error codes ENWW