Samsung SGH-X426ZSAAWS User Manual
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Glossary
SDN (Service Dialing Numbers)
Telephone numbers supplied by your network provider
and giving access to special services, such as voice mail,
directory inquiries, customer support and emergency
services.
SIM (Subscriber Identification Module)
Card containing a chip with all the information required
to operate the phone (network and memory information,
as well as the subscriber’s personal data). The SIM card
fits into a small slot on the back of the phone and is
protected by the battery.
SMS (Short Message Service)
Network service sending and receiving messages to and
from another subscriber without having to speak to the
correspondent. The message created or received can be
displayed, received, edited or sent.
Soft Keys
Two keys marked
and
on the phone, the
purpose of which:
• Varies according to the function that you are currently
using
• Is indicated on the bottom line of the display just above
the corresponding key