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Care and maintenance
24 | HD 350BT
Care and maintenance
CAUTION
Liquids can damage the electronics of the product!
Liquids entering the housing of the product can cause a short-circuit
and damage the electronics.
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Keep all liquids far away from the product.
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Do not use any solvents or cleansing agents.
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Clean the parts of the product only with a soft, dry cloth.
Replacing the ear pads
For reasons of hygiene, you should replace the ear pads from time to
time. Spare ear pads are available from your Sonova Consumer
Hearing partner.
1. Peel the ear pad up and away from the ear cup.
2. Assign the right ear pad to the right ear cup and the left ear pad
to the left ear cup.
3. Place the new ear pad onto the ear cup. Make sure that the seam
of the ear pad points downwards.
4. Place the ear pad around the ear cup so that the ear pad is fixed
in the notch of the ear cup.
Information on the built-in rechargeable
battery
Sonova Consumer Hearing GmbH ensures and guarantees that the
rechargeable batteries perform at their optimum upon purchase of
the product. If, upon purchase or within the warranty period, you sus-
pect that a rechargeable battery is obviously defective or if a
charging error/battery error is displayed (> 7), stop using the prod-
uct, disconnect it from the power supply system and contact your
Sonova Consumer Hearing partner. Your Sonova Consumer Hearing
partner will coordinate the repair/replacement with you.
Do not return a product with a defective battery to your dealer or
Sonova Consumer Hearing partner unless requested to do so. To find
a partner in your country, search at
www.sennheiser-hearing.com/service-support).
At the end of its operational lifetime, this product with its built-in
rechargeable battery must be disposed of separately from normal
household waste. You can find more information here: > 29.
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