HumanTechnik Sarabec Crescendo 60 Mode D'emploi page 23

Plug a microphone into the microphone socket
with the microphone symbol.
Plug either headphones or a neck loop (for he-
aring aid users with loop facility) into the head-
phone socket with the headphone symbol.
Wear the headphones or a neck loop. Switch
the amplifier on. Turn the volume control clock-
wise past the "click".
A green LED will light up to indicate the ampli-
fier is on. When colour changes to red the bat-
teries are coming to the end of their useful life.
Adjust the volume to suit your listening level
and the tone control to boost the high or low
tones to adjust clarity.
When finished turn the amplifier off by tur-
ning the volume control anti-clockwise until it
"clicks". The green LED will go out.
English 23