GE PT920-30 Manuel D'utilisation page 37

O
PTIONS
S
ETTINGS
S
OUND/
V
OLUME
S
OUND
O O
N/ FF
S S
OUND OUND
OR
O
O
N FF
O
K
O
K
D
ONE
O
PTIONS
S
ETTINGS
S
OUND/
V
OLUME
V
OLUME
OR
OR
H M L
OW
IGH EDIUM
O
K
O
K
D
ONE