Ezj132 Board (Ink Circulation Module Connection Board); Ezj113 Board (Power Relay Board) - Hitachi IJ UX Service Manual

3.3.8 EZJ132 board (Ink circulation module connection board)

[Function]
- Electrical connection board between control part and ink circulation module part.
[Notes in case of the board replacement]
- Before replacing the board, be sure to turn off the power.
- Use a φ2 lenghe:160mm Philips screw driver.
[EZJ132 board external view]
CN1 (A side):
Connection to EZJ126 board
(For motor & Ink circulation module)
Six fixing screws
CN3 (B side):
Connection to motor & Ink circulation module

3.3.9 EZJ113 board (Power relay board)

[Function]
- Relay board for AC power turning ON and OFF
- This is dedicated control board for UX-D/E. (Not used for UX-B)
[Notes in case of the board replacement]
- After replacing the board, be sure to joint connectors to right places.
AC power is supplied to the EZJ113 board. In order to avoid an electric
shock, turn off the power and wait for more than 10 seconds, pull the plug
out of socket, and then access the EZJ113 board.
[EZJ113 board external view]
Three fixing
spacers
CN2
(Connection to
AC power input)
Three fixing
spacers
Caution against an electric shock
3-29
CN2 (A side):
Connection to EZJ126 board
(For magnetic valve)
Six fixing screws
CN4 (B side):
Connection to magnetic valve
Three fixing
spacers
CN3
(Connection to
EZJ114 board)
CN4
(Connection to
EZJ126 board)
CN1
(Connection to
multiple power supply)
One fixing screw
(M3)