9) Mount the speaker unit (lower) [1] to the upper right cover of the host machine with 2 binding screws (M3X16 [2] and M4X16 [3]).
10) Mount the speaker unit (upper) [1] to the speaker unit (lower) mounted at step 19) and secure it with a binding screw (M4X6) [2] from under the lower unit.
11) Take off the cover [1] from the code guide.
12) Peel off the released paper of the code guide [1] and affix it to the host machine as shown in the figure.
A: When a card reader is not mounted on the iR host machine