Care and maintenance

CAUTION! Liquids can damage the electronics of the device! Liquids entering the housing of the device can cause

a short-circuit and damage the electronics.

￿ Only use a soft, slightly damp cloth to clean the device.

Cleaning the sound inlet basket (HSP 4 only)

￿To clean or replace the sound inlet basket, carefully pull it from the capsule.

￿Moisten a small brush (bristle brush or toothbrush) with isopropyl alcohol.

￿Carefully brush off the sound

inlet basket.

￿ Allow the sound inlet basket to air dry for approx. 1 hour so that the remaining isopropyl alcohol can evaporate.

￿ Reattach the sound inlet basket to the capsule so that it locks into place with an audible click. When attaching the sound inlet basket, make sure not to cover the sound inlet.

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