Hitachi PB - No Ink Drop Charge

6-8
6.2.6 No Ink Drop Charge

No Ink
Drop Charge
Is the nozzle clogged or
the beam bent?
Connect the connector.
Y
es
No
Y
es
Is the beam being
ejected from the
nozzle?
See under “No ink
ejection from nozzle.”
See under “Insufficient
electrical charge.”
Y
es
No
Is the gutter section
soiled?
No
See under “Insufficient
electrical charge.”
Y
es
No
END
Is the problem
fixed?
No
Y
es
Replace the high-
voltage power supply.
END
Is the problem
fixed?
No
Y
es
Replace the EZJ94 board / EZJ106 board.
END
Is the problem
fixed?
No
Y
es
Replace the EZJ93 board.
Replace the print head.
END
Is the problem
fixed?
No
Y
es
Replace the EZJ98 board.
Is the EZJ94 / EZJ106 CN2, CN3, CN4, CN5,
CN6 or CN7 connector, or high-voltage power
supply CN1 or CN2 connector disconnected?