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The rules should oblige the seller to give the purchaser an operating instrucion of Samsung 21-1840, 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 Samsung 21-1840 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 Samsung 21-1840. 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 Samsung 21-1840 should contain:
- informations concerning technical data of Samsung 21-1840
- name of the manufacturer and a year of construction of the Samsung 21-1840 item
- rules of operation, control and maintenance of the Samsung 21-1840 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 Samsung 21-1840 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 Samsung 21-1840, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Samsung 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 Samsung 21-1840.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Samsung 21-1840 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
Ca t. N o. 2 1-1 840 OWNER’S MANUAL Pleas e read b efore using this eq uipment. Personal FM Radio n 14 C h an n e l s n Call But t on n Automati c Squelc h n Monitor n Headset Jac k for Handsf ree Com- municati on n T ra nsm it /Bat t e ry I ndic ator 21-1 84 0. fm Page 1 Thurs da y, Au gust 5, 1999 3:15 P M[...]
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Page 2
2 Your Radi oShack Per sonal F M Ra dio is a l ight- weight , palm- si zed radi o t hat you can clip to you r belt and car ry almos t anywher e. Yo u can use i t to t alk with another person who has a n FRS radio s et to the sa m e fr equency (14-c hannel se lecta ble) as your ra- dio. Your r adio has auto- squelch , whi ch means y ou w on’ t hea[...]
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Page 3
3 PREP ARATI ON INST ALLING BA TTERIES Your radi o use s three AA batter ies fo r power . For the longest life, we recommen d alkalin e batte ries (avai l- able fro m your loc al RadioSha ck sto re). You can also use rechar geable ni ckel-cadm ium bat teries (su ch as Cat. No. 23 -325) and r echarge them in the rad io us- ing an option al AC adapt [...]
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Page 4
4 2. Set the swi tch insid e t he compart ment to ALKA- LIN E (fo r alka line batteri es) or Ni-Cd (for rechar geable nick el-cad m ium batteri es). Cautio n: Do not use alka line batte ries with th e swit ch set to Ni-Cd . 3. Inst all th e batt eries , matchi ng the pol arity sym - bols ( + an d –) inside t he compar tment . 4. Replac e the cov [...]
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Page 5
5 Recharging Nick el-Cadmium Batter ies If y ou use r echargea ble ni ckel-cadm ium ba tteries , you can rec harge the m in the rad io using an opt ion- al AC ada pter ( such as Cat. No. 2 73-1663) . Be su re the s witch insi de the batt ery co mpart ment i s set to Ni-Cd . Caution: You must use an AC adapt er that suppl i es 6 volt s DC and deli v[...]
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Page 6
6 2. Connect the cha rger’s b arrel pl ug to t he radi o’s CHRG jack and pl ug i ts othe r end i nto a stan dar d AC outlet 3. Complet e chargi ng take s about 15 hours. When chargi ng is c omplete , unplug th e AC adapter from t he AC outl et and disconn ect it from th e CHRG jac k . SETTING THE QUIET CODE A ND CHANNEL Use the 4-digi t DIP sw [...]
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7 array of swi tches contro ls the qu iet c ode, whi le the right arr ay cont rols t he chan nel. Note: You can o nly com mu ni cate wit h anot her radi o which u ses th e sam e channel and Quiet c ode as your r adio. QUIET Code Frequenc y (Hz ) Dip Swi tch Setti ng withou t QUIET 0000 12 100.0 0001 13 103.5 0010 14 107.2 001 1 21-1 840.fm Page 7 T[...]
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Page 8
8 15 1 10/9 0100 16 1 14.8 0101 17 1 18.8 01 10 18 123.0 0001 19 127.3 0010 20 131.8 001 1 21 136.5 0100 22 141.3 0101 23 146.2 01 10 24 151.4 01 1 1 25 156.7 1000 26 162.2 1001 Channel Frequency (MH z) Dip Switc h Setti ng 1 462.5 625 00 00 1 462.5 625 00 01 QUIET Code Frequency (Hz) Dip Switch Sett ing 21-1 840.fm Page 8 Th urs da y, Au gust 5, 1[...]
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Page 9
9 2 462.5875 0 010 3 462.6125 001 1 4 462.6375 0 100 5 462.6625 0 101 6 462.6875 01 10 7 462.7125 01 1 1 8 467.5625 1 000 9 467.5875 1 001 10 467.6125 1 010 1 1 467.6375 101 1 12 467.6625 1 100 13 467.6875 1 101 14 467.7125 1 1 10 14 467.7125 1111 Channel Fr equenc y (MH z) Dip Switch Setti ng 21-1 840.fm Page 9 Th urs da y, Au gust 5, 1999 3:15 P [...]
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Page 10
10 USING THE R ADIO Ro tate VO LUM E to t urn the radio on and off a nd ad- just the vol ume. A tone soun ds when you turn i t on. To talk , hold down the headset ’s PTT (pus h to t alk) butt on. Speak i nto the micr opho ne when the TX/LO BATT indi cator lights . When you f inish speakin g, re- lease PT T . The TX/L O BATT indi cator lights wh e[...]
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Page 11
11 To hear e verything happeni ng on a channe l ( inclu d- ing weak transmi ssion s), hold down MO N . Rele ase MON to turn aut o-s quelch bac k o n. To send a page, press CA LL . The TX/LO BATT i ndi- cator l ights an d a tone soun ds on all rad ios wi thin range tha t are t uned to the sam e frequency as your radio. Important : The FCC does not a[...]
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Page 12
12 CARE AND MAINTENANCE To enjoy yo ur Personal FM Radio fo r a lon g ti me: • Keep t he radio d ry . I f it gets wet, wipe it dry imme diately . • Use and store the radio onl y in normal temper a- ture envir onments. • Hand le the radi o gentl y and car efully . Don’t drop it. • Keep the rad io away from dust and di rt. • Wip e the rad[...]
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Page 13
13 FC C INFORM A TION Important : Do not o pen your r adio to m ake any i n- ternal adjustmen t s. Your radi o is set up to transm it a regulat ed si gnal on an assi gned f requency . It i s against the law t o alter or a djust the setti ngs i nside the radi o to exc eed those lim itati ons. Any adjust - ments made to your radio must be made by a q[...]
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Page 14
14 T hi s d e vi ce c o mp li es w it h P ar t 1 5 of th e FCC Rules . Operat ion is subjec t to the foll owing two cond itions: (1) T his dev ice may no t cause harmful interf erence, and ( 2) t his d evice must ac cept a ny int erfe rence r e- ceiv ed, inc ludin g inter ference t hat m ay cause un des- ired operat ion. Modif ying or tamperi ng wi[...]
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Page 15
15 SPECIFIC A TIONS Transmi tter R F O u tp u t P ow er . ... .. ... .. .. ... .. ... .. ... .. .. . 200 mW E R P Ge ne ra l Number of Cha nnels ....... ..... ..... ... ....... ..... ..... ..... .. 14 O per atin g T e mp era tur e Ra nge .. ..... .. ... ..... .. ... .. × C/ F We ig h t w it h B a tte r ie s ..... .. ... .. ... .. ... .. .. ... .. [...]
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Page 16
RadioSh ack A Divisi on of T andy Corporation Fort Wor t h, T exas 76102 12A98 Printed in Hon g Kon g Speci ficati ons are t y pical ; indivi dual uni ts mi g ht var y . Speci ficati ons are s ubject to chan g e and im-p rove- ment wit hout notice . Limite d Ninet y-Day W arra nty Thi s p rod uc t i s wa r ran ted by Ra di oSh ac k a gai ns t m anu[...]