Sennheiser HSP 4 Bedienungsanleitung Seite 22

Cleaning the contacts of the connection cable
Over time, salt deposits from sweat can build up on the connector and
the socket. Clean the connector and the socket using standard isopropyl
alcohol.
To loosen the connection:
Slide the silicone tube aside.
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Insert your fingernail into the join.
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Pull the connector and the socket apart as
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shown.
Moisten a small brush (bristle brush or too-
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thbrush) with isopropyl alcohol.
Carefully brush off the connector and the
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socket and remove the salt deposits.
Rinse the connector and the socket with
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isopropyl alcohol to remove the remaining
salt deposits.
Dry the connector and the socket using a soft cloth or a small piece
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of cotton wool and carefully tap them off.
Allow the connector and the socket to air dry for approx. 1 hour so
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that the remaining isopropyl alcohol can evaporate.
Slide the silicone tube onto the connector.
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Connect the connector to the socket.
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22 | HSP 4