Instruction/ maintenance manual of the product N/A Nokia
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SUPPORT GUIDE FOR THE NOKIA PHONES AND AT COMMANDS Copyright © Nokia. All rights reserved | Date: 22.05.02, ver. 1.0.
Contents 1. INTRODUCTION .............................................................................................................. 1 2. BASIC AT-COMMANDS.............................................................................................
1. INTRODUCTION How to read/write SMS, start a modem, HSCSD or GPRS connection with Nokia phones by using AT-commands. 2. BASIC A T-COMMANDS Before making a dial-up connection it is recommended to reset the modem in phone and also set the flow control.
3. SENDING AND RECEIVING AN SMS SENDING AN SMS 1. Define the message format by typing AT+CMGF=1 (Text mode). 2. Set the Message centre number by typing AT+CSCA="XXX". 3. XXX is your network provider's message centre number (See Picture 1.
RECEIVING AN SMS 1. Define the message format by typing AT+CMGF=1 (See Picture 1.). 2. Type AT+CNMI=1,2,0,0,0 in order to see all the received messages (See Picture 2.
4. HIGHSPEED A T-COMMANDS On the table below it is described AT-commands for Modem, ISDN v.110 and ISDN v.120 connections with different channel coding (speed of each slot) and timeslots (number of receiving/transmitting slots).
at+cbst=79,0,1; +chsn=3,2,0,4 Timeslots Max Connection Speed Ch. Coding Protocol 2+2 19200 9600 V.110 at+cbst=80,0,1; +chsn=4,3,0,4 Timeslots Max Connection Speed Ch. Coding Protocol 3+1 28800 9600 V.110 at+cbst=80,0,1; +chsn=4,2,0,8 Timeslots Max Connection Speed Ch.
6/6 5. GPRS A T-COMMANDS For GPRS there are only a few AT-commands because user can't define the speed or timeslots. Set Access Point Name AT+CGDCONT=,,"xxx"; - Where xxx is your APN, a.
An important point after buying a device Nokia N/A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Nokia N/A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Nokia N/A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Nokia N/A you will learn all the available features of the product, as well as information on its operation. The information that you get Nokia N/A will certainly help you make a decision on the purchase.
If you already are a holder of Nokia N/A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Nokia N/A.
However, one of the most important roles played by the user manual is to help in solving problems with Nokia N/A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Nokia N/A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
