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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Nokia 20, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Nokia 20 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Nokia 20. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Nokia 20 should contain:
- informations concerning technical data of Nokia 20
- name of the manufacturer and a year of construction of the Nokia 20 item
- rules of operation, control and maintenance of the Nokia 20 item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Nokia 20 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Nokia 20, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Nokia service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Nokia 20.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Nokia 20 item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Electronic user’s guide rele ased subject to "Nokia User’s Guides Terms and Conditions, 7th June, 19 98" Nokia 20 GSM Connectivity Terminal User’s Guide for modem use 9353276 Issue 1[...]
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DECLARATION OF CONFORMI TY We, NOKIA MOBI LE PHONES Ltd declare u nder our sole responsibility that the product TM E-2 is in confor mity with the provisions o f the follow ing Coun cil Directive: 1999/5/EC. Copyright © No kia Mobile Pho nes Ltd 2001. All rights rese rved. Reproduction, tra nsfer, distributio n or storage of part or all of the cont[...]
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© 2001 Nokia Mobile Phones. All rights reserved. 3 Ta b l e o f c o n t e n t s For your safety ......... ......... ... 4 Introductio n .......... ......... ....... 5 System requirements ................ 7 Network services ........... ............ 7 Communications software ...... 8 Getting starte d ..... ......... ....... 9 Setting up the terminal[...]
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© 2001 Nokia Mobile Phones. All rights reserved. For your safety 4 For your safety 1. For your safety Read these simple guidelines. Breaking the rules may be dangerous or i llegal. Further detaile d information i s given in th is manual. INTERFERENCE All wireless equipment may ge t interference which cou ld affect performance. DO NOT USE IN HOSPIT[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Introduction 5 Introduction 2. Introduction Congratulations on your purchase of the Nokia 20 GSM Connectivity Terminal. It plugs into compatible PCs or other devices with an RS-232 data cable. Using the Nokia 20 GSM Connectivity Terminal and appropriate software, you can send and receive e-mail, dat[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Introduction 6 Introduction Sales package contents: • GSM terminal • cradle • power supply with 2 cords • data cable • CD-ROM • installation kit (screws)[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Introduction 7 Introduction ■ System requirements The Nokia 20 GSM Connectivity Te rminal requires: • an RS-23 2 data co nnector • AT Hayes command support ■ Network services The Nokia 20 GSM Connectivity Terminal is approved for use in the GSM 900 and GSM 1800 net works and in the GSM 900/1[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Introduction 8 Introduction ■ Communications software To connect to the Int ernet, to send and receive e-mail or faxes, or to transmit data from your PC, you need the appropriate data and fax communications software. You can use the Nokia 20 GSM Connectivity Terminal with most commercially availab[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 9 Getting started 3. Getting started ■ Setting up the terminal To use the Nokia 20 G SM Connectivity Terminal for the first time, proceed as follows: 1 Install the SIM card. 2 Mount the terminal on the cradle. 3 Place the terminal in a proper location. 4 Connect the data cable to t[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 10 Getting started Installing the SIM card Keep all miniature SIM cards out small children ’ s reach. The SIM card and its contacts can easily be damaged by scratches or bending, so be careful when handling, inserting or removing the card. Insert the SIM card ensuring that the beve[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 11 Getting started Placing the terminal Caution: In order to comply with RF exposure require ments, install the terminal so that a minimum distance of 20 cm can be maintained between the ant enna and all persons. If you use an external antenna, install the antenna so th at a minimum [...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 12 Getting started Connecting the cables 1 Connect the data cable from the terminal to a PC or oth er compatible device. Use only a cable supplied by Nokia. 2 Connect the power cord from the power supply to the terminal. 3 Connect the power supply to an AC wall outlet. Entering the P[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 13 Getting started If you do not get an OK response, refer to section ” Troubleshooting ” . To enter the PIN code, type at+cpin= "PIN" where PIN is your PIN code. Press ENTER. See ” Figure 2. HyperTerminal connection ” for details. If entering the PIN code fails thr[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 14 Getting started Figure 1. Port settings[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Getting started 15 Getting started Figure 2. HyperTerminal connection ■ AT c om m a n d s Other AT commands, which are used to control the terminal, can be found in the List of AT Commands on the CD-ROM. The Nokia 20 GSM Connectivity Terminal support s ITU-T V.25ter , ETS GSM 0 7.05 and ETS GSM 0 [...]
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© 2001 Nokia Mobile Phones. All rights reserved. Light indicators 16 Light indicators 4. Light indicators • Light indicators 1 and 2 are not in use. • Light indicators 3, 4 and 5 indicate the state of the termi nal. Refer to Table 1. Table 1. Nokia 20 li ght indicators 345D e s c r i p t i o n - - - Power is off. Blinking - - Power is on. The [...]
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© 2001 Nokia Mobile Phones. All rights reserved. Light indicators 17 Light indicators On On Blinking The terminal has no space for new SMS messages. The oldest message is automatically deleted. - Blinking Blinkin g Install the SIM card. Blinking Blinking Blinking An error has occurred. Contact service personnel. 345D e s c r i p t i o n[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Nokia 20 GSM Connectivity Terminal accessories 18 Nokia 20 GSM Connectivity Terminal accessories 5. Nokia 20 GSM Connectivity T erminal accessories For details and availability of Nokia 20 GSM Connectivity Terminal accessories, contact your local dealer. • Power supply (ACW-3): Suppli ed with the [...]
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© 2001 Nokia Mobile Phones. All rights reserved. Troubleshooting 19 Troubleshooting 6. T roubleshooting First things to check 1 Check that the data cable is firmly connecte d to the terminal and to the PC or other compat ible device. 2 Check that the power supply is firmly connected to the terminal and to an AC wall outlet. 3 Check that the antenn[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Troubleshooting 20 Troubleshooting For example, response +csq: 31, 99 means that the signal strength is excellent. If the signal is weake r than -95 dBm (the <rssi> parameter is 9 or le ss), move the terminal to an other location. If the terminal does n ot receive a stronger signal, contact yo[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Care and maintenance 21 Care and maintenance 7. Care and maintenance • Your Nokia 20 GSM Connectivity Terminal is a product of superior design and craftsmanship and should be treated with care. The suggestions below will help you to fulfill any warranty obligations and to enjoy this product for ma[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Important safet y information 22 Important safet y information 8. Important safety information The Nokia 20 GSM Connectivity Terminal power supply ACW-3 converts line voltage of 110V/220V/230V AC to low voltage DC. Note: The power supply socket should be easily accessible and it mus t not be covered[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Important safet y information 23 Important safet y information Do not use the terminal in an environment w here strong radiation or magnetic fields may exis t. Note that the terminal is for indoor use only. Electronic devices Most modern electronic equipment is shielde d from radio frequency (RF) si[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Technical specifications 24 Technical specifications 9. T echnical specifications Power supply ACW-3 Environmental specifications External an tenna req uirements Dimensions 190x80x29 mm Weight 250 g Charger type Switched mo de power supply AC mains plug type Europe, UK, U S Input vol tage 100-240 VA[...]
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© 2001 Nokia Mobile Phones. All rights reserved. Technical specifications 25 Technical specifications Electro-magnetic c ompatibility ( Europe) The termin al is tested for electro-m agnetic compat ibility (EM C) according to the ETS 300 342-1/ 13/standard s.[...]