Sony NW-A45 Help Manual page 103

The sound may skip when you listen to the Walkman on public transportation. This is caused by the Noise Canceling system and
is not a malfunction. Sound skipping may be reduced if you adjust the Noise Canceling effect.
Note
Use headphones that are compatible with the Noise Canceling function. Otherwise, the Noise Canceling function will not work.
Select an appropriate earbud size to enjoy the full effects of the Noise Canceling function.
You may hear rubbing noises while wearing headphones. This is not a malfunction.
The Noise Canceling function mainly reduces noise in low frequency bands. This function does not cancel all noise.
Do not cover the microphone part of the headphones.
When the Noise Canceling function is operating correctly, you may hear a slight hissing noise. This is not a malfunction.
Keep the Walkman away from mobile phones or smartphones. These devices may cause noise.
Turn off the Noise Canceling function in quiet places where the Noise Canceling may not be effective.
Remove headphones from your ears before you connect them to the Walkman. Also remove the headphones from your ears
before you disconnect them from the Walkman. Large noise may be generated when the headphones are connected or
disconnected.
You may hear noise when you turn the Noise Canceling function on or off. This is not a malfunction.
The Noise Canceling function is disabled while the following functions are active.
The USB-DAC function
Ambient Sound Mode
The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.
Related Topic
Using the [Clear Phase™ ] function
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