Troubleshooting - Audio-Technica ATH-MSR7NC Manual De Usuario

Problem
Ambient noise is not reduced.
The product produces rumbling noise.
Howling sound is caused.
Sound has become distorted.
Sound buzzes and flutters.
The product cannot be charged.
Solution
• Make sure the indicator is on. Charge the battery if the
indicator does not light when the power/ANC switch is on.
• Adjust headphones' position. Headphones may be
incorrectly positioned on ears.
• Ambient noise may be out of synchronization with noise-
cancelling frequency.
• Connecting to some devices such as portable audio players
equipped with a digital amplifier can cause noise.
• Using the product in a car, bus, etc. may cause noise
depending on the road condition.
• Adjust headphones' position. Headphones may be
incorrectly positioned on ears.
• Do not touch the opening part in the housing. Touching or
covering the opening part can cause howling sound.
• Turn down the volume of audio/video equipment.
• Charge the product.
• The product may pick up noise from mobile phones or
equipment related to computers nearby. Keep the noise-
causing equipment away from the product.
• Securely connect the included USB charging cable and
charge.
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Troubleshooting

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