Ericsson R250s Pro User Manual

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Glossary

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GSM 1800

also known as DCS 1800 or PCN, is a digital network working on a frequency

of 1800 MHz. It is used in Europe and Asia-Pacific.

GSM Pro

GSM Pro is an extended feature of GSM which gives the user access to many

of the features found today in different Public Mobile Radio and Public

Access Mobile Radio networks, such as group calls, alert calls and call moni-

toring. GSM -Pro requires a special subscription.

International sign (+)

mobile phone (+) sign that automatically adds the correct international code in

front of a telephone number when dialling out of a country. You then have to

add the code of the country you are calling.

International Roaming

a mobile phone feature that allows you to switch between networks offering

coverage abroad. Your mobile phone automatically selects a network or sys-

tem (your home network), but if it is not in range or unavailable, it selects

another system. International roaming is based on agreements between net-

work operators in different countries.

Line 1/Line 2

see Two Line Service below.

Menu System

is the easiest way to access all the phone’s functions. The menus are arranged

to be accessed and viewed when scrolling with the arrow keys.

Network

a mobile phone network or system consists of a network of cells. A radio base

station serves each cell from which calls are forwarded to and received from

your mobile phone by wireless radio signals.

Operator

To be able to use your phone, you need a subscription to a network. You get

this subscription from a network operator, together with a SIM card that you

need to use with your phone.

Phone Book

a memory in your mobile phone where phone numbers can be stored and

accessed by name (alpha memory search) or position.