Warning beeps and operation beeps of the headphones

• Repeated short beeps.
  The headphones are not receiving the RF signal from the processor.

• Use the headphones in the RF signal transmission area.

• Turn on the processor.

• Check the connections between the processor, the AC adaptor, and the AC outlet (mains).

• Set the WIRELESS BAND switch to “AUTO.”

• Make sure there are no other wireless devices using the 2.4 GHz or 5 GHz wireless frequency band, or there are no electromagnetic waves being generated from a nearby microwave oven.

• Change the processor position.

• A long beep (about 2 seconds) sounds and the headphones turn off.
  When the rechargeable battery of the headphones has been consumed, a warning beep (about 2 seconds) sounds and the headphones are turned off. The headphones can be turned on even when there is no battery power remaining, but they turn off almost immediately. Charge the headphones.

• Short beeps sound twice and the headphones turn on.
  This indicates that the headphones have been turned on. This is not a malfunction.

• Short beeps sound 3 times and the headphones turn off.
  This indicates that the headphones have been turned off properly. This is not a malfunction.

Audio format supported by the processor