Hitachi IJ PH Service Manual page 148

1
Does the IJ printer become
ready when you start it by
pressing the Startup key
with the high-voltage power
supply unit output connector
disconnected?
Yes
Has the ink/makeup ink
reached the nozzle head back
surface?
No
Replace the ink.
No
Replace the high-voltage
power supply unit.
Is the alarm issued?
Yes
Replace the EZJ106 board.
Is the alarm issued?
Yes
Replace the EZJ93 board.
Yes
Wipe the entered
ink/makeup ink away
with JK wiper and allow
the print head rear
surface to thoroughly dry.
6-11
No
Resume the
operation.
No
Resume the
operation.