72
11 • Other operator services
Introduction
GSM strings
The phone supports standard GSM strings that can be sent from the keypad to
the network and used to activate supplementary services provided by the
network.
• Example n° 1
Press
*
4
3
#
, then
(
, to activate the Call Waiting service.
• Example n° 2
Press
*
#
3
1
#
, then
(
, to know if the mobile identification has
been sent.
• Example n° 3
Press
*
6
1
#
, then
(
, to activate the feature call forward if no reply.
• Example n° 4
Press
*
6
2
#
, then
(
, to activate the feature call forward if
unreachable.
L
Contact your network operator for detailed information on GSM strings.
Query a voice server, voice mailbox, messaging
service, etc. (DTMF tones)
Some phone services (such as phone answering machines and pagers) require
your phone to transmit DTMF tones (Dual Tone MultiFrequency), also known
Most items of the Operator Services menu (e.g. Service
numbers, Se) are subscription-dependent and specific
to operators: your mobile phone readily supports them if they
are included in your subscription. Consequently, the menus
shown opposite may or may not be available. Contact your
network operator for detailed information on availability and
rates.
L
The services provided may involve making a phone call or
sending a SMS for which you may be charged.
Operator Services
Service numbers
WAP
Access Settings
Help
Launch
Settings
Se
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Summary of Contents for Fisio 620
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