AKG Acoustics K 405 AFC manual Troubleshooting, Warranty Conditions, Symptom Possible Cause Remedy

Page 9

9 Troubleshooting

Symptom

 

Possible Cause

 

Remedy

 

 

No sound.

1.

AC adapter is not connected to transmitter

1.

Connect AC adapter to transmitter and/or AC

 

 

 

 

and/or AC outlet.

 

outlet.

 

 

 

2.

Transmitter is not connected to audio source.

2.

Connect transmitter to audio source.

 

 

 

3.

Connected audio source is switched off.

3.

Switch audio source on to feed signal to

 

 

 

4.

Volume control on audio source is at zero.

 

transmitter input.

 

 

 

 

 

 

4.

Set audio source volume to desired level.

 

ENGLISH

 

5.

Batteries are low.

5.

Charge batteries.

 

 

6.

Headphones are switched off.

6.

Switch headphones on.

 

 

7.

VOLUME control on headphones is at zero.

7.

Set VOLUME control to desired level.

 

 

 

 

 

 

 

POWER ON/

1.

Transmitter is not connected to AC power.

1.

Connect transmitter to AC power.

 

CHARGE LED

2.

Batteries are not correctly aligned with polarity

2.

Check orientation of batteries in battery compart-

 

does not light.

 

marks.

 

ment.

 

 

3.

Headphones are incorrectly positioned on trans-

3.

Place headphones on transmitter correctly.

 

 

 

mitter.

 

 

 

 

 

 

 

 

 

 

 

Headphone sound

1.

Connected audio source operates in mono

1.

Switch audio source to stereo mode.

 

 

is in mono.

 

mode.

 

 

 

 

 

2.

Transmitter is not correctly connected to audio

2.

Check cable connection between transmitter and

 

 

 

 

source.

 

audio source.

 

 

 

 

 

 

 

 

 

Noise.

1.

Transmitter and receiving frequencies are not

1.

Press AUTOTUNING switch on headphones or

 

 

 

 

identical.

 

use FREQ ADJUST control to select different carri-

 

 

 

 

 

 

er frequency and press AUTOTUNING on head-

 

 

 

 

 

 

phones.

 

 

 

2.

Audio level at transmitter input is too low.

2.

Increase audio source volume.

 

 

 

3.

Input signal is noisy.

3.

Check audio source.

 

 

 

4.

Batteries are low.

4.

Charge batteries.

 

 

 

 

 

 

 

 

 

Distorted sound.

1.

Audio level at transmitter input is too high.

1.

Decrease audio source volume.

 

 

 

2.

Transmitter and headphones carrier frequencies

2.

Use FREQ ADJUST control on transmitter to select

 

 

 

 

do not match exactly.

 

carrier frequency and press AUTOTUNING

 

 

 

 

 

 

switch on headphones.

 

 

 

3.

Batteries are low.

3.

Charge batteries.

 

 

 

 

 

 

 

 

 

10 Warranty Conditions

AKG warrants AKG products against evident defects in material and workmanship for a period of one year from the date of original purchase for use. This Warranty does not cover damage resulting from misuse or abuse, or lack of reasonable care, or inadequate repairs performed by unauthorized service centers. Performance of repairs or replacements under this Warranty is subject to submission of the sales slip. Shipment of defective items for repair under this Warranty will be at the customer’s own risk and expense. This Warranty is valid for the original purchaser only.

This Warranty does not cover dry or rechargeable batteries.

Limited Warranty (valid in the United States only) AKG warrants AKG products against evident defects in material and workmanship for a period of one year and agrees to repair or, at our option, replace any defective unit without charge for either parts or labor.

This Warranty does not cover dry or rechargeable batteries. Important: This Warranty does not cover damage resulting from accident, misuse or abuse, lack of reasonable care, the affixing of any attachment not provided with the product, loss of

parts, or connecting the product to any but the specified recep- tacles. This Warranty is void unless service or repairs are per- formed by an authorized service center. No responsibility is assumed for any special, incidental, or consequential damage. However, the limitation of any right or remedy shall not be effec- tive where such is prohibited or restricted by law. Simply take or ship your AKG products prepaid to our service department. Be sure to include your sales slip as proof of purchase date. (We will not repair transit damage under the no-charge terms of this Warranty.)

Note: No other warranty, written or oral, is authorized by AKG Acoustics.

This Warranty gives you specific legal rights, and you may also have other rights which vary from state to state. Some states do not allow the exclusion or limitation of incidental or con- sequential damage or limitations on how long an implied warranty lasts, so the above exclusion and limitations may not apply to you.

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Contents Page Inhalt Kurzbeschreibung EinleitungSicherheitshinweise Lieferumfang DeutschBedienelemente InbetriebnahmeWichtige Hinweise Funktionsweise der Power ON/CHARGE-LED LED...SenderAkkus austauschen Inbetriebnahme der AnlageFehlerbehebung Technische DatenGarantiebedingungen Precautions ContentsIntroduction DescriptionUnpacking EnglishControls Operating NotesImportant Notes SpecificationsTroubleshooting Warranty ConditionsSymptom Possible Cause Remedy Table des matières Consignes de sécuritéAprès utilisation, mettez toujours le casque sur arrêt Mise en service Eléments de commandeFrançais Fournitures d’origineMise en service du casque Remplacement des accusRemarques importantes Contacts de charge 3 au bas de l’oreillette gauche voir FigAnomalies de fonctionnement et remèdes Caractéristiques techniquesConditions de garantie Introduzione ContenutoBreve descrizione Avvertenze di sicurezzaDotazione ItalianoElementi di comando Messa in esercizioAvvertenze importanti Sostituzione accumulatoriMessa in esercizio dell’impianto Guida alla soluzione di problemi Dati tecniciCondizioni di garanzia Contenido Descripción IntroducciónIndicaciones de seguridad Elementos incluidos en el suministro EspañolControles Puesta en funcionamientoIndicaciones importantes Indicaciones del LED Power ON/CHARGE El LED El transmisorRecambio de los acumuladores Puesta en funcionamiento del equipoSolución de fallas Características técnicasCondiciones de la garantía Introdução ConteúdoBreve descrição Indicações de segurançaPortuguês Volume de fornecimentoElementos de comando Colocação em serviçoIndicações importantes Modo de funcionamento do LED Power ON/CHARGE EmissorRespeita as prescrições válidas de entrega de pilhas usadas Substituir os acumuladoresCorrecção de avarias Dados técnicosCondições de garantia Page AT, BE, CH, DE, DK, FR, LI, GB, IE, IS, LU, NO, NL, SE, FI Page Page AKG ACOUSTICS, U.S

K 405 AFC, K 305 AFC specifications

AKG Acoustics has long been known for producing high-quality audio equipment, and their headphones are no exception. Among their impressive lineup, the K 305 AFC and K 405 AFC stand out as exceptional models that cater to both audiophiles and casual listeners alike. These headphones are characterized by innovative technologies, robust build quality, and superior sound performance.

The AKG K 305 AFC headphones feature a closed-back design, which provides excellent noise isolation, allowing users to immerse themselves fully in their music without external distractions. Equipped with AKG's proprietary transducers, these headphones deliver an exceptionally broad frequency range, ensuring that every nuance in the audio is reproduced accurately. The K 305 AFC is designed for extended listening sessions, with plush ear pads and an adjustable headband that provide enhanced comfort.

Key features of the K 305 AFC include a lightweight construction combined with foldable design, enabling easy portability. These headphones are perfect for on-the-go listening, as they can easily fit into a bag without taking up much space. The K 305 AFC also includes a detachable cable, which adds to their durability and convenience. The microphone integrated into the cable allows for hands-free calls, showcasing the model’s versatility in various environments.

On the other hand, the AKG K 405 AFC takes the experience a step further with its advanced active noise-canceling technology. This feature significantly reduces ambient noise, offering users an entirely immersive experience. The K 405 AFC is equipped with a battery-powered system that enhances sound quality while mitigating external sounds effectively. The sophisticated sound signature retains the same clarity and detail as the K 305 AFC but delivers a more focused listening experience in noisy environments.

Another standout characteristic of the K 405 AFC is its ability to connect wirelessly via Bluetooth, providing the freedom of movement that modern listeners desire. The headphones boast a long battery life, making them ideal for long flights or daily commutes. Ergonomically designed, both models feature adjustable components that cater to different head sizes, ensuring a snug fit for optimal sound delivery.

In conclusion, both the AKG K 305 AFC and K 405 AFC cater to music lovers with their advanced technology, exceptional sound quality, and user-friendly features. Whether you prioritize portability and comfort or advanced noise cancellation and wireless connectivity, AKG has created headphones that serve a wide range of listening needs while maintaining the brand's commitment to audio excellence.
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