Hitachi IJ PH Service Manual page 82

(4) Set the two hexagonal spacers to board base, and the two plastic spacers to EZJ95 board.
Hexagonal spacer
Plastic spacer
(5) Plug the EZJ99 board into connector CN1 on the EZJ93 board, and then attach the screws
to the two hexagonal screws and tighten them.
EZJ93 board
Screws
Plastic spacer
(6) Change the switch setting as shown on the following page.
(7) Attach the electrical component cover
Board base
EZJ95 board
Connector CN1
EZJ99 board
3-27
Plastic spacer