36
Appendix
Gigaset S455 / USA EN / A31008-M1714-B101-1-19 / appendix.fm / 28.3.06
Troubleshooting
The display is blank.
1. The handset is not switched on.
¥
Press
a
and hold the end call key.
2. The batteries are empty.
¥
Charge or replace the batteries (page 9).
The handset does not respond to a key press.
The keypad lock is activated.
¥
Press and
hold
the pound key
#
"Base station x"
is flashing
in the display.
1. The handset is outside the range of the base
station.
¥
Reduce the distance between handset/
base station.
2. The handset has been de-registered.
¥
Register the handset (page 21).
3. The base station is not switched on.
¥
Check the base station mains adapter
Base Search is flashing in the display.
The handset is set for
Best Base
and no base sta-
tion is switched on or within range.
¥
Reduce the distance between handset/base
station.
¥
Check the base station mains adapter
Handset does not ring.
The ringtone is switched off.
¥
Activate the ringtone (page 28).
You cannot hear a ringtone/dialing tone.
Base station's phone cord has been replaced.
¥
When purchasing a new cord, ensure that it
has the correct pin connections (page 8).
The other party cannot hear you.
You have pressed the
u
(INT) key. The hand-
set is "muted".
¥
Switch on the microphone again (page 12).
The incoming call number is not displayed
although CIP is set
.
Caller ID is not enabled.
¥
Caller
should ask network provider to acti-
vate Caller ID (CI).
You hear an error tone when keying an input
(a descending sequence of tones).
Action has failed/invalid input.
¥
Repeat the operation.
Watch the display and refer to the operating
instructions if necessary.
You cannot listen to messages on the net-
work mailbox
.
Your phone system is set for pulse dialing.
¥
Set your phone system to tone dialing.
S450