Ezj130 Board (Software Option Control Board) - Hitachi IJ UX Service Manual

3.3.12 EZJ130 board (Software option control board)

[Function]
- Input / output control board when software option is used. (Option for UX-D/E)
[Notes in case of the board replacement]
- Before replacing the board, be sure to turn off the power.
- After replacing the board, be sure to joint connectors to right places.
One fixing screw
(M3)
CN2:
(Connection to
EZJ129 board)
CN1:
(Connection to
EZJ129 board)
[ Replacement procedure of EZJ130 board ]
(1) Turn off the power and open the maintenance cover.
(2) Remove the connectors (CN1, CN2) of EZJ130 board.
(3) Remove one fixing screw.
(4) Unplug the EZJ130 board from the connector CN10 on EZJ126 board and change
the EZJ130 board.
(5) Install a new EZJ130 board by reversing the above procedure.
CN4:
(Connection to EZJ126 board)
3-33
Fixing screw
EZJ130 board
EZJ126 board