Sennheiser Set 810 S Bedienungsanleitung Seite 31

Where to place the transmitter
Place the transmitter so that the in-
frared light beam is pointed directly
at the receiver, i. e. there should be
no obstacles in the light path bet-
ween transmitter and receiver. Gui-
de the cables backwards.
Avoid exposure to direct sunlight.
Direct sunlight may interfere with
the reception and may damage
the transmitter.
SET 810 S 5