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

The BT On-Air 2100 SMS (with up to 6 handsets) has a total REN of 1. Any other instrument provided by BT may be assumed to have a REN of 1 unless stated otherwise.

A total REN of 4 is allowed per telephone line. (For example: if the BT On-Air 2100 SMS is used in conjunction with three extension telephones, each with a REN of 1, then the total REN = 4)

Only use approved power supply item code 872101.

Recall

To activate Recall

This is of use when connected to switchboards or using BT Select Services. It is only available when a call is in progress.

When you need to use recall during a call:-

Helpline

If you are experiencing difficulty, please call the BT On-Air Helpline on 0870 240 4682.

RTTE

This apparatus was designed in compliance with European Council decision Number 98/482/EC

Press the button.

Press the button when R appears above on the display.

To change the network connection

relative to pan-European connection in view to its connection on the Public Switched Telephone Network (PSTN). It is in conformity with Standards TBR21, TBR38(*)ETSI 201 121.

(*) Terminals integrating an analogue handset function.

If problems arise, your supplier should be contacted first.

The EC marking attests product conformity with the essential requirements in compliance with Directives 73/23/EC for User Safety, 89/336/EC for Electromagnetic perturbations and 98/13/EC

▲

COK

▼

When connected to some switchboards/ PBX’s you may encounter higher than normal speech levels. If this is the case you can alter the network setting from PSTN to PBX which will reduce the levels to normal

Press the UP button to select Base.

Press OK.

Press the DOWN button to select Base Settings.

for Telecommunication network access.

The manufacturer declares that the products have been manufactured in conformity with Annex III of RTTE Directive 99/05/EC.

Switchboard compatibility

COK

▼

COK

COK

Press OK.

Press the DOWN button to select Phone line.

Press OK.

The display will show Line type.

Press OK.

Generally this telephone may be connected to switchboards which support tone signalling and timed break recall. In the event of any difficulties please consult your switchboard service provider.

▲Use the UP or DOWN button to select ▼ either Public for PSTN or Private for

PBX.

C OK

Press OK to confirm.

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BT SMS manual Switchboard compatibility, To activate Recall, To change the network connection
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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.
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