ABC
DEF
1
2
3
Telephone
tons 12 standard keys
GHI
JKL
MNO
4
5
6
PQRS
TUV
WXYZ
7
8
9
0
R
R key (flash)
Mute key
RP
RP key (repeats last number)
Hands-free key
Increase volume key
Decrease volume key
Programming key
0...9
One-touch dialling key
Keys used for independent
auxiliary functions
Door lock release key (
Entry
panel
selection key
SYMBOLS
push-but-
LED
(
nected to video entry control systems.
1
)
self-connection/
21
Auxiliary key (
Porter call key (
Entry video handset/telephone
transfer key (
Service key
Brightness control
Contrast control mod. IM/T and
colour saturation mod. IM/TC (
Red hands-free mode LED.
During the programming of the
telephone, the LED is lit.
1
) Keys which can be used if the unit is con-
1
)
1
)
1
)
)
1