Hitachi UX Twin Nozzle Service Manual page 283

6.2.26b (N2)Charge Voltage Too Low
(N2)Charge Voltage Too Low
Clear the fault.
Place the printer in The "Ready" state.
Does the fault recur?
Replace the EZJ134 board. *1
Does the fault recur?
Replace the high-voltage power supply2. *2
Does the fault recur?
Replace the EZJ133 board. *3
(*1): When you replace EZJ134 board, refer to [Replacement procedures of EZJ134 board] in "3.3.6 EZJ134 board
(Nozzle2 drive board)".
(*2): When you replace High voltage power supply 2, refer to [Replacement procedures of high voltage power
supply] in "3.3.16 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]
"3.3.20 Electrical Connection Diagram".
in
6-41
Resume the
operation.
in "3.3.1 EZJ133 board
[Connector numbers and