Hitachi UX Twin Nozzle - Page 266

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6.2.12a (N1)Charge Voltage Fault
(*1): When you replace EZJ125 board, refer to [Replacement
procedures of EZJ125 board] in “3.3.5 EZJ125 board
(Nozzle1 drive board)”.
(*2): When you replace EZJ133 board, refer to [Replacement
procedures of EZJ133 board] in “3.3.1 EZJ133 board
(MPU board)”.
(*3)： When you replace the printhead, refer to “4.13 Print Head
Replacement Procedure”.
[Caution]
Be sure to check that there is no wrong connection of harnesses
by referring to [Connector numbers and Identifying method of
harnesses] in “3.3.20 Electrical Connection Diagram”.
Disconnect EZJ125 board
CN4 connector and reconnect it.
・ Allow the print head surface
to adequately dry.
・ Clear the fault.
・ Restart the IJ printer.
(N1)Charge Voltage Fault
Remove the print head cover.
Sprinkle the makeup over Charge
electrode of Nozzle1 and its
neighboring area and clean them.
Replace the EZJ133 board*2.
Does the printer become
ready?
END
Yes
Replace the print head. *3
No
Replace the EZJ125 board*1.
Does the printer become
ready?
Yes
No
Replace the multiple power supply1.
Does the printer become
ready?
Yes
No
Yes
No
Does the printer become
ready?
Yes
No
Does the printer become
ready?