On-Air 2100 SMS user guide ~ Edition 3 ~ 29th July ’02 ~ 4641

At a glance

Alarm/Timer

Handset

Display

In Use

Shows that the handset is in use.

Battery

Shows the status of the handset battery. When the battery is fully charged, the icon is completely shaded. As the battery is used, the shaded area is reduced.

Silent mode

Displayed when the handset ringer has been switched off. Incoming calls will not cause the handset to ring.

Directory

Allows quick access to your directory without having to go via the menu.

Clear/Secrecy

When accessing the menu, allows you to clear or return to the previous menu.

Allows you to talk to someone in the same room without your caller being able to hear the conversation.

Redphone

To end a call and turn the power off.

Up/Down

Lets you move through the options and lists.

Base

Base 1

Handset 1

28 NOV

15:28

Text Messaging

 

C

 

OK

 

1

ABC

DEF

2

 

3

G

JK

L

M

NO

HI

5

 

4

 

6

PQRS

TUV

WXYZ

7

8

 

9

 

0

 

 

 

Keypad

Indicates that alarm/timer has been set.

Handsfree

Indicates that you are in handsfree mode.

SMS text message

Indicates that you have received a text message.

In range

Indicates that you are in range of the base station.

Secrecy

Indicates that secrecy is switched on.

SMS button

Allows quick access to your SMS text messaging feature without having to go via the menu.

Intercom

Enables internal calls and call transfer between handsets.

OK button

To confirm settings.

Greenphone/Handsfree

To answer a call and switch the power on. When on a call, allows you to use handsfree. Also, press and hold to enter the redial and calls list.

Page button

Press to page the handset(s).

Press and hold to register additional handsets.

BT On-Air 2100 SMS

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BT SMS manual At a glance, Handset, Base

SMS specifications

BT SMS, or British Telecommunications Short Message Service, is a messaging service that allows users to send and receive text messages via mobile networks. This service has become increasingly popular due to its ease of use, reliability, and the ability to communicate in real time. BT SMS integrates various technologies, making it a crucial tool for both personal and professional communication.

One of the main features of BT SMS is its reliability. The service operates on established mobile network infrastructure, ensuring messages are transmitted quickly and efficiently. Additionally, SMS is designed to deliver messages even when mobile data services are unavailable, making it an essential mode of communication in areas with limited connectivity.

Another significant characteristic of BT SMS is its wide compatibility. It can be used across various mobile devices, regardless of the operating system. This universality is further enhanced by the ability to communicate with different network providers, allowing users to send messages to anyone, anywhere, as long as they have a mobile phone.

BT SMS supports various multimedia messaging capabilities, such as sending images, videos, and emoji through MMS (Multimedia Messaging Service). This enriches the text communication experience, allowing users to convey emotions and visual information that plain text may not adequately express.

Security features are also integral to BT SMS. Messages are often encrypted during transmission, protecting users' privacy and ensuring that their conversations remain confidential. Additionally, users have the option to enable message delivery reports, which provide confirmation when a message is successfully delivered.

The technology behind BT SMS is based on a store-and-forward mechanism. When a message is sent, it is first stored in the network's SMS Center until it can be delivered to the recipient's device. This allows for smooth delivery even if the recipient's phone is switched off or out of coverage at the time the message is sent.

In conclusion, BT SMS remains an essential communication tool with its reliability, compatibility, multimedia capabilities, security features, and robust technology. Whether for personal interactions or professional engagements, BT SMS continues to evolve, catering to the needs of users in a fast-paced, digital world. Its simplicity and effectiveness ensure that it remains relevant in an era dominated by various messaging applications.