TK, can you please check the schematic in mbhp_blm_map.pdf? In the extra row, buttons 9-16 have the LEDs mirrored in their groups of 4 with respect to the switches. To explain another way, on my PCB, if I push button 9, LED 12 will light, and vice versa. Also, could you please offer some guidance as to how I should modify the scalar app(MIOS32) to remap these? This PCB is 5x17 version of the full BLM16x16, just to use for buttons for a mixer section ie. mute, solo, arm etc. So I won