Denon AH-GC20 - Manual (Page 15)

Turning the power on
Turn on the Bluetooth function of the Bluetooth device that you want to
connect to beforehand.
1
Press and hold the headphones control button for
approximately 1 second
.
1
Sec
Push
0
When the pairing information is deleted, the headphones
automatically switch to pairing registration mode when the power
is turned on.
0
A beep sound is heard and the Bluetooth indicator lights purple
for approximately 1 second.
0
The power turns on and Bluetooth function turns on.
0
The headphones automatically connect via Bluetooth to the
Bluetooth device when the device is already paired with the
headphones. (v p. 13)
Turning the power off
1
Press and hold the control button for more than 5
seconds
.
Push
5
Sec
0
A beep sound is heard and the Bluetooth indicator lights purple
for approximately 1 second.
0 If the audio cable is connected when the headphones power is on, the power
automatically turns off.
0 A small amount of power is consumed even when the power is off.
0 If the indicator does not light even when the control button is pressed, the batteries
are exhausted. Charge the batteries.
Contents Preparation Connections Operation Troubleshooting Appendix
15