M
V
4220 L
(DBC220)
I
OICE
ITE
2.8.5
2.8.6
2.9
9
M
V
MX-ONE
FOR
I
OICE
SILENT RINGING
If the Mute key is pressed during idle or when ringing, the tone ringer will not be acti-
vated for the subsequent call(s). The indication for the LED for Line 1 will be flashing
at incoming call. The silent ringing function will be active until you activate a function in
the telephone, for example lift the handset or press the key. To indicate that the function
is active the Mute LED is lit.
LAMP INDICATIONS
Off
Indicates free or non-requested function
Fast flash
Indicates an incoming call
Slow flash
Indicates a parked call
Lit with fast blink
Indicates a key that is using the line
Lit
Indicates an activated function or a supervised line is busy (multiple representa-
tion)
CHOICE OF LANGUAGE
Note: Not applicable.
1/1553-ANF 901 54 Uen E5 2016-05-16