Does the EQ work? When you depress the defeat, can you hear a difference. If it’s still working, I wouldn't worry about it as they may have still been using lightbulbs in that unit.
bose 901 active equalizer
i have bose 901 series 2 speakers. on it's equilizer, the red power light is not on. i still get great sound. should i worry about the red power light?