7-30
No
Eliminate the cause of
vibration or shock.
Is any vibration or shock
applied to the IJ printer,
print head, or print head
cable during operation or
startup?
es
Does the IJ printer become
ready for printing when you
eject ink and start the IJ
printer with the high-
voltage power supply unit
high-voltage output
FASTON terminal
disconnected?
Replace the high-voltage
power supply unit.
es
No
Has the ink/makeup ink reached the
print head rear surface?
(See the section on print head
operation and replacement.)
Wipe the entered
ink/makeup ink away with
JK wiper and allow the
print head rear surface to
thoroughly dry.
es
No
Replace the EZJ93 board.
Replace the print head.
If the problem is
not fixed:
1
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