Funkwerk FC4 Manuel D'utilisation page 117

FC4‚ FC4 L, FC4 Ex (HS), FC4 L Ex (HS)
O K
Calling up the function: Press the Down arrow of the
until a deep confirmation tone is heard, then ...
O K
Reducing the volume: Press the Down arrow of the
ral times. The volume decreases by one level step every time the key is
pressed. Continue pressing the key briefly until the desired volume is reached.
NOTE
The new setting remains in force only during the current call. For the
next call, the initially pre-set earpiece volume applies again.
Basic rules for operation
key long once
SELECTOR
key briefly seve-
SELECTOR
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