NORAUTO NS-228 DBT Manual page 89

Keep the volume at a suitable level. Excessive volume may
prevent you from hearing noises from your surroundings, which
may result in a risk of accidents.
Ì Prolonged exposure to high volumes (especially with
headphones) can damage your hearing. Avoid setting the
volume too high or using the unit for too long.
Maintenance
Cleaning the unit: Wipe off the dirt on the panel with a dry silicon or
soft cloth. Failure to observe this precaution may result in damage
to the monitor or unit.
Cleaning the connector: Wipe off dirt on the connector of the unit
and faceplate. Use a cotton swab or cloth.
EN
89