Hitachi IJ UX Instruction Manual page 252

Printing failure
No. description
(phenomenon)
Disordered
4
characters
9-15 ●Remedial action to be taken in the event of a printing failure
Probable cause
There are water, oil, or other
deposits on the print target
surface.
The ink pressure has changed.
Ink and foreign matter are
stuck to the charge and
deflection electrodes.
The flow within the nozzle is
restricted.
The ink has deteriorated.
The excitation V-ref. value is
improper.
Solution
● Make prints with the print
target clear of deposits.
● Adjust the ink pressure for
the standard value.
● Clean the charge and
deflection electrodes.
● Backwash the nozzle.
● Replace the ink.
● Adjust the excitation V-ref..
Reference
-
6.9 (*1)
3.1.2
6.4 (*1)
6.3 (*1)
6.10 (*1)