Introduction
Legend
No.
Designation
1
Earpiece
2
Display
3
Handsfree loudspeaker
4
L
EFT
5
R
IGHT
6
S
ELECTOR
7
[R] key
8
H
ANDSET HOOK
9
[1] key
10
Digit keys
11
[0] key
90
S
OFTKEY
S
OFTKEY
key
O
/ O
N
FF
Description
Indicates call numbers and settings
On rear of the casing
Functions depend on status (shown in
display) and for switching
Functions depend on status (shown in
display) and for switching
1st function: Confirm settings (press
upon the centre of the key S
2nd function: arrow-up-down-key to
scroll in the menu or in the lists
(press upon the upper or lower end
of t he key S
3rd function: Changing the earpiece
volume temporarily during a conver-
sation (Shortly pressing key Selector
Up / Down)
1st function: Signal button for func-
tions in a telephone system (e.g.
PABX)
2nd function: Handsfree operation
On / Off
key
Corresponds to lifting and replacing the
handset
1st function: Digits and letters
2nd function: Microphone mute
3rd function: Disable acoustic call si-
gnalling (quick access; long key-
stroke during idle mode)
For digits and letters
1st function: Digits and letters
2nd function: Telephon book, call
list, message list
D4 Office
OFF
ON
ELECTOR
)
ELECTOR
)