About the indicator

You can check various statuses of the headset by the indicator.

: Turns on in blue / : Turns on in red / -: Turns off

Turning on

- (flashes twice in blue)

In this case, when the remaining battery charge is 20% or lower (requires charging), the indicator lights successively as follows.

- - (repeatedly flashes slowly in red for about 15 seconds)

Turning off

(lights up in blue for about 2 seconds)

Displaying the remaining battery charge

  • Remaining charge: More than 20%
    - (flashes twice in blue)
  • Remaining charge: 20% or lower (requires charging)
    - - (repeatedly flashes slowly in red for about 15 seconds)

For details, see “Checking the remaining battery charge”.

When the remaining battery charge becomes low

- - (repeatedly flashes slowly in red for about 15 seconds)

Charging

  • While charging
    (lights up in red)
    The indicator turns off after charging is complete.
  • Abnormal temperature
    - - - - (repeatedly flashes twice in red)
  • Abnormal charging
    - - - - (repeatedly flashes slowly in red)

Bluetooth function

  • Device registration (pairing) mode
    - - - - (repeatedly flashes twice in blue)
  • Not connected
    - - - - - - - - (repeatedly flashes in blue at about 1-second intervals)
  • Connection process completed
    (repeatedly flashes quickly in blue for about 5 seconds)
  • Connected
    - - - - - - - - - - - - (repeatedly flashes in blue at about 5-second intervals)
  • Incoming call
    (repeatedly flashes quickly in blue)

The unconnected and connected status indications automatically turn off after a period of time has passed. They start flashing again for a period of time when some operation is performed. When the remaining battery charge becomes low, the indicator (red) starts flashing.

Other

  • Headphone cable connected (power is turned on)
    - - - - - - - - - - - - (repeatedly flashes in blue at about 5-second intervals)
    The indicator turns off automatically after a certain amount of time. When the remaining battery charge becomes low, the indicator (red) starts flashing.
  • Updating software
    - - - - (repeatedly flashes slowly in blue)
  • Initialization completed
    (flashes 4 times in blue)
    For details, see “Initializing the headset to restore factory settings”.