41
Questions and answers
Gigaset A510 / Twist 451 / BEL-PTT EN / A31008-M2202-E151-1-3F19 / appendix.fm / 27.06.2011
V
e
rsion 4, 16.0
9
.2005
Questions and answers
The table below contains a list of common
problems and possible solutions.
The display is blank.
1. The handset is not activated.
¥
Press and
hold
the end call key
a
.
2. The battery is empty.
¥
Charge the battery or replace it
(
¢
page 10).
"Base"
flashes on the display.
1. The handset is outside the range of the base.
¥
Move the handset closer to the base.
2. The base's range is reduced because
Eco Mode is activated.
¥
Deactivate Eco Mode (
¢
page 32) or
reduce the distance between the handset
and the base.
3. The base is not activated.
¥
Check the base power adapter (
¢
page 9).
4. Handset has not been registered with the
base or has been de-registered.
¥
Register the handset (
¢
page 33).
The handset does not ring.
1. The ringtone is switched off.
¥
Activate the ringtone (
¢
page 38).
2. The phone only rings if the phone number has
been transferred.
¥
Activate the ringtone for unknown calls
(
¢
page 37).
You cannot hear a ringtone/dialling tone from
the fixed line.
The phone cord supplied has not been used or
has been replaced by a new cord with the wrong
pin connections.
¥
Please always use the phone cord supplied or
ensure that the pin connections are correct
when purchasing from a retailer (
¢
page 45).
Each incoming call resets the date/time incor-
rectly.
The date and time are sent via e.g., your network
provider, a router or PABXs during calling line dis-
play. This data may be incorrect.
¥
Set the date/time correctly e.g., on the router
or PABX.
¥
Do not automatically copy the date/time
¢
page 14.
Error tone sounds after system PIN prompt.
You have entered the wrong system PIN.
¥
Reset the system PIN to 0000 (
¢
page 39).
Forgotten system PIN.
¥
Reset the system PIN to 0000 (
¢
page 39).
The other party cannot hear you.
You pressed the mute key
v
during a call. The
handset is "muted".
¥
Unmute the microphone (
¢
page 25).
You hear an error tone when keying an input.
Action has failed/invalid input.
¥
Repeat the process.
Watch the display and refer to the user man-
ual if necessary.
You cannot listen to messages on the network
mailbox.
Your PABX is set to pulse dialling.
¥
Set your PABX to tone dialling.
Exclusion of liability
Some displays may contain pixels (pic-
ture elements), which remain activated or
deactivated.
This is completely normal and does not
indicate a fault.
Summary of Contents for Twist 451
Page 1: ...Belgacom Twist451 User manual A31008 M2202 E151 1 3F19...
Page 2: ......
