LED Light Signals and Their Meanings

LED Color Blinking Pattern Indicates

Red / Yellow / Green

Solid at amplifier start-up; flashes for ~3 seconds

Start-up in progress (button pressed shortly). Color indicates battery status:

  • Green > 90%

  • Yellow > 50%

  • Red < 50%.

Blue

Blinks four times per second

Bluetooth visible and advertising (device can be connected via Bluetooth).

Blue

Blinks once per second

Bluetooth connected to host machine → Online mode.

Pink

Blinks once per second (on start-up)

Not enough memory available. Press the button 3× to format memory.

All on-device recordings will be deleted.

Pink

One-time flash

Event marker set; corresponding timestamp stored and transmitted.

Red

Flashes 3× after button hold

Device shutting down (button pressed and held). Turn off.