Chapter 5 Fault Isolation Tool Collection
4-3
T03 Nozzle Check Print Fault Isolation Tool
②Total non-ejection of one color
T11
Suspect a fault in the
ink supply system
T17
Suspect a fault in the
electrical system
Possibly electrical
non-ejection in any part
other than the head
Not a faulty power PCB
Is there air in the tube?
Yes
No
Possibly faulty ink supply
system
T17
①Total non-ejection in a line
Suspect a fault in the electrical system
Not a faulty power PCB
Possibly electrical non-ejection in
any part other than the head
⑩Non-ejection of all colors in one or
two heads
⑨Blurring ⑪Irregular non-ejection
⑦Data missing non-ejection (in both
lines A and B)
⑥Data missing non-ejection (in line A
or B only)
⑧Mixed colors
③Total non-ejection of two adjacent
colors
④Total non-ejection of the upper and
lower halves of a line
⑤Regularly ordered non-ejection
Normal condition (Five-color models) ①Total non-ejection in a line ②Total non-ejection of one colo