On the Subject of Colored Buttons

Eeny, meeny, miny... I don't have time for this, HELP!

Work down the table from top to bottom and use the first rule that applies.

... Indicator Present* Button To Press
SND Red
CLR Orange
CAR Yellow
IND Green
FRQ Blue
SIG Cyan
NSA Purple
MSA Magenta
TRN Brown
BOB Tan
FRK Grey

*If none of the above indicators are on the bomb, press the Black button.