Sony WALKMAN NW-WM1A Help Manual page 51

Limiting the volume
The AVLS (Automatic Volume Limiter System) function reduces the risk of damage to ears from loud volumes. Using AVLS limits
the maximum volume.
AVLS has the following features.
AVLS limits the volume to a certain level.
AVLS prevents disturbances to others caused by loud volumes.
AVLS allows you to listen at a more comfortable volume.
1.
Tap the menu items in the following order.
– [Settings] – [Output Settings] ([Basic Settings]).
2.
Tap [AVLS (Volume Limit)] ([Headphone Output]) to add a check mark.
Note
[AVLS (Volume Limit)] does not work while there is an active Bluetooth connection.
Volume operation (Only for countries/areas complying with European Directives)
The alarm (beep) and warning [Check the volume level] are intended to protect your ears. They occur when you initially turn the
volume up to a harmful level. You can cancel the alarm and warning by tapping [OK] on the alert dialog.
Note
You can turn up the volume after you cancel the alarm and warning.
After the initial warning, the alarm and warning will repeat every 20 cumulative hours that the volume is set to a level that is harmful to your ears.
When this happens, the volume will turn down automatically.
Protect your ears in the following ways:
Turn off the Walkman and take a break.
Turn down the volume.
The alarm will not sound when there is an active Bluetooth connection.
The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.
4-593-855-11(1) Copyright 2016 Sony Corporation
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