Related Manuals for Denon AHGC25WB
Summary of Contents for Denon AHGC25WB
- Page 1 Contents Preparation Connections Operation Troubleshooting Appendix AH-GC25W Wireless Over-Ear Headphone Owner’s Manual...
- Page 2 Contents Preparation Connections Operation Troubleshooting Appendix Operation Preparation Listening to music Unpacking Listening to music using a Bluetooth connection Features Listening to music using the audio cable Sound quality Listening to music on a computer via USB Functions Conducting phone calls Telephone Calls Making a call Part names and functions...
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Page 3: Troubleshooting
Contents Preparation Connections Operation Troubleshooting Appendix Troubleshooting Troubleshooting Power does not turn on / power is turning off automatically The device cannot be charged No sound comes out Sound is distorted, noisy, or cuts in and out Cannot play media using Bluetooth Cannot make a phone call Appendix Precautions for Use... - Page 4 Contents Preparation Connections Operation Troubleshooting Appendix 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 Audio cable Safety Instructions Audio cable (approx.
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Page 5: Sound Quality
Contents Preparation Connections Operation Troubleshooting Appendix Features Sound quality Functions These headphones are compatible with a wide range of codecs, You can enjoy listening to music wirelessly by connecting these including the high sound quality codecs aptX HD, AAC and SBC. headphones to your Bluetooth device. -
Page 6: Telephone Calls
Contents Preparation Connections Operation Troubleshooting Appendix Telephone Calls You can also make hands-free phone calls by pairing these headphones to a Bluetooth compatible mobile phone. Equipped with Qualcomm ® technology that suppresses echoes, enabling low-noise phone calls. -
Page 7: Part Names And Functions
Contents Preparation Connections Operation Troubleshooting Appendix Part names and functions A L/R Indicators B Call microphones C Charging LED D Bluetooth LED E Control button (1/3) Pairs the headphones with Bluetooth devices. (v p. 14) Connects to Bluetooth devices. (v p. 16) Turns the power off. -
Page 8: Charging / Battery Status
Contents Preparation Connections Operation Troubleshooting Appendix 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. 0 When using the headphones for the first time after purchase or when the remaining power of the rechargeable battery is low, charge the battery. -
Page 9: Checking The Remaining Battery Power
Contents Preparation Connections Operation Troubleshooting Appendix o Checking the remaining battery power The remaining power of the rechargeable battery can be checked from 0 When the remaining power of the rechargeable battery is running low, the charging LED flashes at approximately 3-second intervals together with an alert sound. the number of alert sounds or audio guidance. - Page 10 Contents Preparation Connections Operation Troubleshooting Appendix Wearing Adjust the slider to the preferred length. 0 In 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.
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Page 11: Switching Audio Guidance
Contents Preparation Connections Operation Troubleshooting Appendix Switching Audio Guidance You will be notified when an operation has been correctly completed via While the power is on and a call is not in progress, the audio guidance or an alert sound. press and hold the call button and volume “+”... - Page 12 Contents Preparation Connections Operation Troubleshooting Appendix o Adjusting the audio guidance volume Release the buttons when the options have switched to your desired setting. The audio guidance volume can be adjusted between 3 levels. This commits the audio guidance setting. Press and hold the volume “+”...
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Page 13: Bluetooth Operation
Contents Preparation Connections Operation Troubleshooting Appendix Bluetooth operation You can enjoy listening to music wirelessly by connecting the headphones to your Bluetooth device. Pairing Connecting There are two methods for connecting with Bluetooth devices: Pairing (registration) is an operation that is required in order to connect a Bluetooth device to the headphones. -
Page 14: Connecting To The Headphones For The First Time
Contents Preparation Connections Operation Troubleshooting Appendix 1: Connecting to the headphones for While the power is off, press and hold the 1/3 button the first time for approximately 4 seconds. The Bluetooth LED lights and then blinks in approximately 1-second Check that the headphones are not connected to any Bluetooth device intervals as the headphones enter pairing mode. - Page 15 Operation Troubleshooting Appendix Select “DENON AH-GC25W” from the list of devices displayed on the screen of your Bluetooth device. 0 If the power is on, press and hold the 1/3 button for approximately 3 seconds to turn the power off before pairing.
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Page 16: Reconnecting Paired Devices
For details, see the Owner’s Manual of the Bluetooth device that you want to connect. 2sec. 0 If the Bluetooth connection is not made automatically, select “DENON AH- GC25W” from the list of devices displayed on the screen of your Bluetooth device. - Page 17 Contents Preparation Connections Operation Troubleshooting Appendix Simultaneously connecting multiple Turn off the headphones and then pair the 2nd Bluetooth devices (Multipoint function) Bluetooth device. When pairing is completed and the Bluetooth connection is Two Bluetooth devices can be simultaneously connected to the established, the Bluetooth LED lights for approximately 5 seconds.
- Page 18 Troubleshooting Appendix o Switching Bluetooth playback devices Turn on the Bluetooth function of the 1st Bluetooth device, and select “DENON AH-GC25W” from the list of Stop or pause playback on the current playback devices displayed on the screen. device. Start playback on the device that you want to listen to.
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Page 19: Connecting To A Computer Via Usb
Contents Preparation Connections Operation Troubleshooting Appendix Connecting to a computer via USB Audio data on a computer can be played through the headphones by inserting the USB cable (supplied) in the USB port of the headphones and connecting them to the computer. (v p. 23) USB cable (supplied) 0 The headphones automatically start charging when they are connected to a computer. -
Page 20: Listening To Music
Contents Preparation Connections Operation Troubleshooting Appendix Listening to music Listening to music using a Bluetooth Playback/pause Press the 1/3 button once. connection The Bluetooth LED flashes in 5-second intervals during playback. First check that the headphones and Bluetooth device are connected via Bluetooth. - Page 21 Contents Preparation Connections Operation Troubleshooting Appendix Select track Volume adjustment Next track: Press the 1/3 button twice. Increase volume: Press the volume “+” button. Decrease volume: Press the volume “-” button. An alert sound is heard when the maximum or minimum volume is reached.
- Page 22 Contents Preparation Connections Operation Troubleshooting Appendix o Using the audio cable with remote control mic Listening to music using the audio cable An audio cable with a remote control mic as well as an audio cable are included with these headphones. Use the audio cable with the remote control mic to connect with remote control-compatible playback Use the included audio cable to connect to an audio device that is not devices to play and pause music, as well as receive, make and hang...
- Page 23 Contents Preparation Connections Operation Troubleshooting Appendix o For Mac OS Listening to music on a computer via Move the cursor to “Go” on the computer screen and click “Utilities”. First check that the headphones and computer are connected via USB. This displays the Utilities list.
- Page 24 Contents Preparation Connections Operation Troubleshooting Appendix 0 The buttons on the headphones can be used to control playback in addition to the controls on the computer. Playback/pause Press the 1/3 button once Next track Press the 1/3 button twice Previous track Press the 1/3 button three times Increase volume Press the volume “+”...
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Page 25: Conducting Phone Calls
Contents Preparation Connections Operation Troubleshooting Appendix Conducting phone calls Calls can be made while you are wearing the headphones. You can hear Making a call the caller’s voice through the headphones, and your voice is picked up by the built-in microphone in the headphones. Use the call button to operate Dial the number with the mobile phone connected via Bluetooth. -
Page 26: Using The Call Waiting Function
Contents Preparation Connections Operation Troubleshooting Appendix Using the call waiting function Ignoring an incoming call If you receive a call while another call is already in progress, you can place Press and hold the call button for approximately 3 seconds when an the current call (call A) on hold and switch to the new call (call B). -
Page 27: Other Operations
Contents Preparation Connections Operation Troubleshooting Appendix Turning the power off Other operations Incoming call Press and hold the 1/3 button for approximately 3 Answer Press the call button once detected seconds. In standby mode/ The Bluetooth LED turns off and the power is turned off. Voice dial/ Press and hold the call During audio... -
Page 28: Audio Playback And Phone Calls On A Bluetooth Device
Contents Preparation Connections Operation Troubleshooting Appendix Information Audio Playback and Phone Calls on a Deleting pairing information Bluetooth Device Delete pairing information if you have made a mistake entering pairing information or when re-pairing a device. These headphones are compatible with SCMS-T content security standards. -
Page 29: Troubleshooting
If the issue is not covered here, there may be a malfunction. Contact the store where you purchased the headphones. If the staff at the store where you purchased the headphones also do not know how to resolve the issue, contact the Denon Customer Service Center or your nearest Repairs Center. -
Page 30: No Sound Comes Out
Contents Preparation Connections Operation Troubleshooting Appendix No sound comes out No sound comes out. Check that the headphones and the connected device are powered on. Adjust the volume of the headphones and the connected device to a suitable level. (v p. 21) Pair the headphones with the Bluetooth device. -
Page 31: Cannot Play Media Using Bluetooth
Contents Preparation Connections Operation Troubleshooting Appendix Cannot play media using Bluetooth Cannot connect using Bluetooth. Check that the power of the Bluetooth device is on and the Bluetooth function is enabled. Check whether the Bluetooth device is in sleep status. Bring the headphones and the Bluetooth device closer together. -
Page 32: Cannot Make A Phone Call
Contents Preparation Connections Operation Troubleshooting Appendix Cannot make a phone call Cannot make a phone call. Some smartphones and phone apps do not support hands-free calls. Cannot hear the caller’s voice. Press the call button to switch to the call if it comes while you are listening to music on the headphones. (v p. 25) Check that the power of the Bluetooth device is on and the Bluetooth function is enabled. -
Page 33: Precautions For Use
Contents Preparation Connections Operation Troubleshooting Appendix Precautions for Use Be sure to read the Owner’s Manual of the device that you want to connect. Check the volume settings when using the headphones on public transport or in public places and make sure you do not disturb people around you. These headphones are not guaranteed to work with all combinations of Bluetooth devices/mobile phones. -
Page 34: Disposal Of These Headphones
Appendix Disposal of these headphones Trademark information The rechargeable battery built into these headphones can be recycled. Contact the Denon Customer Service Center for details on disposing of these headphones. The Bluetooth ® word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. -
Page 35: Specifications
Contents Preparation Connections Operation Troubleshooting Appendix Specifications o Headphone section Type: Dynamic type Drive units: φ40 mm Impedance: 24 Ω/ohms Sound pressure sensitivity ： 98 dB/mW Maximum input ： 1,000 mW Playback frequency: 5 – 40,000 Hz o Bluetooth section Compatible standards: Bluetooth Ver. - Page 36 Contents Preparation Connections Operation Troubleshooting Appendix o USB audio component Supported format: PCM 16-bit / Sampling frequencies: 48, 44.1, 32 kHz Supported device class: Audio device class ver.1.0, HID class ver.1.11 o General Operating temperature range: 5 ℃ - 40 ℃ Power supply: DC 3.7 V (internal lithium polymer rechargeable battery) Weight:...
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