Denon AH-GC25W Manual de usuario
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AH-GC25W
Wireless Over-Ear Headphone
Owner’s Manual
Contents Preparation Connections Operation Troubleshooting Appendix
1
Preparation
Unpacking 4
Features 5
Sound quality 5
Functions 5
Telephone Calls 6
Part names and functions 7
Charging / Battery status 8
Wearing 10
Switching Audio Guidance 11
Connections
Bluetooth operation 13
Pairing 13
Connecting 13
1: Connecting to the headphones for the first time 14
2: Reconnecting paired devices 16
Simultaneously connecting multiple Bluetooth devices (Multipoint
function) 17
Connecting to a computer via USB 19
Operation
Listening to music 20
Listening to music using a Bluetooth connection 20
Listening to music using the audio cable 22
Listening to music on a computer via USB 23
Conducting phone calls 25
Making a call 25
Answering an incoming call 25
Ending a call 25
Using the call waiting function 26
Ignoring an incoming call 26
Switching a call from the headphones to a mobile phone 26
Other operations 27
Turning the power off 27
Information 28
Audio Playback and Phone Calls on a Bluetooth Device 28
Deleting pairing information 28
Contents Preparation Connections Operation Troubleshooting Appendix
2
Troubleshooting
Troubleshooting 29
Power does not turn on / power is turning off automatically 29
The device cannot be charged 29
No sound comes out 30
Sound is distorted, noisy, or cuts in and out 30
Cannot play media using Bluetooth 31
Cannot make a phone call 32
Appendix
Precautions for Use 33
Disposal of these headphones 34
Trademark information 34
Specifications 35
Contents Preparation Connections Operation Troubleshooting Appendix
3
Thank you for purchasing this product.
To ensure proper operation, please read this Owner’s Manual carefully before using the product.
Unpacking
Check that all of these are present before using this device.
.
Quick Start Guide
USB cable
(Micro-B connector,
approximately 1.2 m)
Carrying pouch
Audio cable
(approx. 1.3 m)
Safety Instructions Audio cable (approx. 1.3 m)
with remote control mic
Contents Preparation Connections Operation Troubleshooting Appendix
4
Features
Sound quality
0These headphones are compatible with a wide range of codecs,
including the high sound quality codecs aptX HD, AAC and SBC.
These headphones automatically select the optimum compatible
codec for your Bluetooth device (smartphone or tablet) so you
can enjoy high-grade wireless sound.
Functions
0You can enjoy listening to music wirelessly by connecting these
headphones to your Bluetooth device. Playback operations and
volume adjustment can be performed for the paired audio device
using the headphones.
0You can connect to an audio device that is not equipped with
Bluetooth using the supplied cable, or in case Bluetooth is not
allowed or the battery runs out. The included audio cable with a
remote control mic is compatible with operations and calls on
playback devices.
0Connect to a computer with the included USB cable to enjoy
high-quality music played from your computer. Music can be
played back from your computer even while the headphones are
charging so that music can be enjoyed without worrying about
the battery running out.
Contents Preparation Connections Operation Troubleshooting Appendix
5
Telephone Calls
0You can also make hands-free phone calls by pairing these
headphones to a Bluetooth compatible mobile phone. Equipped
with Qualcomm® cVcTM technology that suppresses echoes,
enabling low-noise phone calls.
Contents Preparation Connections Operation Troubleshooting Appendix
6
Part names and functions
.
o
r
e
q qw
tiuy
RL
AL/R Indicators
BCall microphones
CCharging LED
DBluetooth LED
EControl button (1/3)
0Pairs the headphones with Bluetooth devices.
(v p. 14)
0Connects to Bluetooth devices. (v p. 16)
0Turns the power off. (v p. 27)
0Performs playback operations. (v p. 20)
FVolume buttons (+/–) (v p. 21)
GStereo mini jack (2.5 mm)
Connects to playback devices using the included audio cable.
(v p. 22)
HUSB port (Micro-B)
ICall button
0Indicates the remaining battery power. (v p. 9)
0Controls call operations on the mobile phones connected via
Bluetooth. (v p. 25)
Contents Preparation Connections Operation Troubleshooting Appendix
7
Charging / Battery status
Connect the headphones to a computer or USB AC adapter (sold
separately) using the supplied dedicated USB cable to charge the battery.
.
PC
or USB cable (supplied)
USB AC
adapter
The charging status can be checked from the charging LED on headphones.
Charging status Color of charging LED
Charging Red
.
Fully charged Green
.
0When using the headphones for the first time after purchase or when the
remaining power of the rechargeable battery is low, charge the battery.
0You can connect the headphones to a device using the supplied audio cable to
enjoy listening to music even if the battery is drained. (v p. 22)
0The headphones can be used for approximately 30 hours of music playback when
fully charged.
0It takes approximately 2 hours to fully charge the rechargeable battery from the
state of no remaining battery power.
0You can listen to music from a paired Bluetooth device or make phone calls even
during charging. In this case, noise may occur in the audio from the headphones
depending on the type of computer used.
0When the USB cable is connected to this unit, the headphones disconnect from
Bluetooth and enter charging mode. Reconnect to Bluetooth to start Bluetooth
playback again. (v p. 13)
0The usable time of the headphones differs depending on the temperature of the
environment in which they are used and method of use.
NOTE
0When connecting the USB cable to the USB port, be sure to match the cable
connector with the shape of the socket. Forcing the connector into the socket will
cause damage.
0The rating of the charging output should be DC 5 V, 2.4 A or less.
Contents Preparation Connections Operation Troubleshooting Appendix
8
oChecking the remaining battery power
The remaining power of the rechargeable battery can be checked from
the number of alert sounds or audio guidance. It can also be checked
from the number of times the charging LED flashes. Press and hold the
1/3 button for approximately 2 second to turn the power on, then
press the call button twice when a call is not in progress.
.
L
×2
Number of alert
sounds
Number of times the
charging LED flashes
Remaining time of
rechargeable battery
Four times Four times Approx. 30 hours
Three times Three times Approx. 15 hours
Twice Twice Approx. 5 hours
Once Once Less than 1 hours
0When the remaining power of the rechargeable battery is running low, the charging
LED flashes at approximately 3-second intervals together with an alert sound.
0You can also check the remaining power of the rechargeable battery on an iPhone.
(*)
zThe remaining power of the rechargeable battery can be displayed as a
percentage (%) on an iPhone, but this number is an approximate value.
Contents Preparation Connections Operation Troubleshooting Appendix
9
Wearing
Adjust the slider to the preferred length.
.
R
L
0In order to hear the best quality sound, be sure that the ear pads correctly cover
both the left and right ears. If there are gaps between your ears and the
headphone ear pads, sound will leak and the bass level will be reduced.
NOTE
0Be careful not to trap your fingers, etc. in the moving parts.
0Do not pull the slider too forcefully.
Contents Preparation Connections Operation Troubleshooting Appendix
10
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