Hitachi UX Twin Nozzle Service Manual page 282

6.2.26a (N1)Charge Voltage Too Low
(N1)Charge Voltage Too Low
Clear the fault.
Set the printer in "Ready" state.
Does the fault recur?
Replace the EZJ125 board. *1
Does the fault recur?
Replace the high-voltage power supply1. *2
Does the fault recur?
Replace the EZJ133 board. *3
(*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 High voltage power supply 1, refer to [Replacement procedures of high voltage power
supply] in "3.3.17 High Voltage Power Supply 1 and 2".
(*3): When you replace EZJ133 board, refer to
(MPU board)".
[Caution]
Be sure to check that there is no wrong connection of harnesses by referring to
Identifying method of harnesses]
No
Yes
No
Yes
No
Yes
[Replacement procedures of EZJ133 board]
in "3.3.21 Electrical Connection Diagram".
6-40
Resume the
operation.
"3.3.1 EZJ133 board
in
[Connector numbers and