HumanTechnik RadioLight DIR II Mode D'emploi page 16

Battery pack replace
7
If the sound quality of the receiver becomes noisy and distorted you
should replace the battery pack with a charged one or charge the re-
ceiver, including battery, in its cradle.
Warning: do not force the battery pack into the charger or receiver.
Cleaning the hygienic covers (RadioLight DIR II)
8
The soft silicone earpieces should always be kept clean.
If they need to be replaced, please use the silicone earpieces available
as a special accessory for DIR receivers (Order no. A-4985-0).
Using the transparent cover of the volume control:
9
Remove the silicone cover and replace it with the transparent cover.
Transparent cover for the
volume control
16 English
The transparent cover has the fol-
lowing protective functions:
a) It prevents any unintentional
changes in the volume level.
b) It protects dust and liquids
from coming into contact with
the volume control.