50
Installing Optional Expansion Boards
6
Insert the standard I/O board into its original slot, and align the notches of
the levers on both sides of the board to the left and right sides of the slot
mouth.
7
As shown in the figure below, lock the standard I/O module by pulling the
levers toward the inside.
The standard I/O module is pushed all the way into the slot and locked in
place.