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Preparation
Charging the battery
Charge the headphone battery when first using it after purchase or
when the battery level is low by connecting the headphones to a
computer using the included USB cable.
The LED indicator will flash when the battery is being charged.
• 0% to 49% charged: Slowly flashes red
• 50% to 99% charged: Flashes red every 2 seconds
• 100% charged: LED indicator turns off
• When the battery level is low, the LED indicator will flash red every
3 seconds accompanied by a beeping sound.
• When fully charged, the battery provides approx. 10 hours of audio
playback time or approx. @ hours of call time.
• Audio from a paired Bluetooth device can be played and phone calls
can be made while the battery is recharging. In this case, depending
on the personal computer being used, some noise may mix with the
headphones audio.
NOTE
• If the battery runs out during headphone use, a beeping sound will
be emitted and the headphones will turn off.
• Usage time may vary depending on the usage environment's
temperature, method of use, etc.
• If usage time is extremely short even when the battery has been
fully charged, the battery may be near the end of its life. In this case,
please contact DENON service center.
• Battery replacement must be performed by a service person.
Pairing with a Bluetooth device
To listen to music or make phone calls, the Bluetooth device must first
be registered (pairing).
After pairing has been completed, the Bluetooth device can be
reconnected to the headphones.
NOTE
Please pair devices again in the following cases.
• After nine devices or more have been paired
The headphones can register a maximum of eight devices. From the
ninth device onward, new pairings will overwrite previously stored
pairing information, starting from the oldest pairing.
• If the pairing information on the headphones or Bluetooth device has
been deleted
1
With
the
headphones'
Bluetooth
function
off, press and hold the
Bluetooth
button
for
approx. 4 seconds.
• The red and blue LED indicators
will alternately flash, and the
headphones will enter pairing
standby mode.
• If the Bluetooth function is on,
turn it off.
• "Turning
the
Bluetooth
function on "(vp.4)
2
Initiate pairing procedures on the Bluetooth device
to be connected, and search for the headphones.
• Refer to the Bluetooth device's owner's manual for details.
• If a PIN code (passkey) is requested, enter "0000" (four zeros).
• The blue LED indicator will light up for approx. 5 seconds
when pairing has been completed.
3
• The headphones will exit pairing standby mode if pairing has not
been completed within 3 minutes. In this case, press and hold the
Bluetooth button for 5 seconds or more to turn off the Bluetooth
function, then start the pairing process again.
• The headphones will be shown as "DENON AH-NCW500" on the
Bluetooth device to be paired with.
n Deleting pairing information
If incorrect pairing information has been registered or you wish to
pair devices again, delete the registered pairing information first.
Press and hold the call button for approx. 5 seconds or more when
the headphones and Bluetooth device are paired to delete the
pairing information. When the information is deleted, a beeping
sound will be emitted and the red and blue LED indicators will flash
simultaneously five times.
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