MartinLogan E2 - Manual (Page 8)

8 Assembly
10 Place the fourth and final module in position (repeat-
ing steps 3 thru 6). The top module is distinguished
from the other modules by the lack of mounting holes
on the top bracket (as shown).
11 Align the slots on the top and bottom of the grill cloth
frames with the curved extrusion on the module. Place
firmly into position so that the velcro fasteners are
securely meshed.
Figure 11
Figure 12