Poma has 8 disk bays arranged in a 4x2 grid.  

3dm2 software web interface display arrays by Controller ID 2.

This map is in the format '''controller_idX:portX''' as follows:

'''3DM2 Web Interface'''
{{{
+-------+-------+-------+-------+
| c2:p4 | c2:p5 | c2:p6 | c2:p7 |
+-------+-------+-------+-------+
| c2:p0 | c2:p1 | c2:p2 | c2:p3 |
+-------+-------+-------+-------+
}}}