Hitachi UX Twin Nozzle - Page 249

6-7
6.2.3a (N1)Deflection Voltage Fault
(N1)Deflection
Voltage Fault
Is the EZJ125 board CN6
connector or high-voltage
power supply output
connector disconnected?
Connect the connector.
Disconnect the connector and then
reconnect it.
Does the printer
become ready for
printing?
Yes
No
No
Replace the high-voltage
power supply unit1.
Does the printer
become ready for
printing?
Yes
No
Replace the EZJ125 board *1
END
Does the printer
become ready for
printing?
Yes
No
Replace the EZJ133 board. *2.
END
Yes
END
(*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)”.
[Caution]
Be sure to check that there is no wrong connection of harnesses by referring to [Connector numbers and
Identifying method of harnesses] in “3.3.21 Electrical Connection Diagram”.