Instruction manual

Appendix C – Replacing I/O Boards
71
Optima SD Instruction Manual
Replacing I/O Boards
To install a replacement I/O board:
FIG. 45 Insert new board(s) & replace 2 screws
FIG. 46 Replace side slide-key & side screw; push board unit into place
Raised circles
1a
1b
Small holes next to screw holes will fit over small raised circles on board
1a. Insert the new board.
1b. Replace the two screws indicated. Tip the board unit to the left.
Side slide-key
2b
2a
2
2c
2a. Replace the side slide-key.
2b. Replace the side screw.
2c. Line up the connectors on the CPU unit with the gold card edges on the board unit and push
the units together until they snap into place. Stand the CPU/board unit on its slide-key end for
Step 3.
Connectors
1