Instruction/ maintenance manual of the product 21-1706 Radio Shack
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© 2002 Rad ioShack C orporatio n. All Rights Reserved. RadioS hack and R adioSh ack.com are trademar ks used by RadioShack Corporat ion. 21-1706 OWNER’S MANUAL — Please read bef ore using this e quipment. Thank you fo r pur chas ing a Ra dio Shack 40 Chan nel Mobile CB.
Mounting the Transceiver 2 3. Attach th e holder at the mountin g location usin g the suppli ed machine sc rews, sp ring washe rs, plain washe rs, and nuts. /1706+0) " 6*' " 64#05%'+8'4 The mos t common m ounting l ocation f or this CB is under a vehicl e’s dashboard.
Connecting an Antenna 3 %100'%6+0) " #0 " #06'00# There are many different t y pes of CB ante nnas for m obile CBs. Eac h type ha s its ow n benefits, s o choose the one th at best me ets yo ur needs . Your lo ca l RadioSh ack s tore se lls a wide vari ety of antenn as.
Connecting the Micropho ne 4 %100'%6+0) " 6*' " /+%412*10' 1. Align the tab on the side of the supplied microphone’ s plug w ith t he not ch i n the m icrop hon e jack ( on th e side of the tra nsceiver). Then insert the plug i nto the ja ck.
5 %100'%6+0) " #0 " 126+10#. " /+%412*10' 1 '#42*10' You can c onnect an op tional micro phone or earph one with a 3 / 32 -inch ( 2.5m m) mi ni pl u g and a 1 / 8 -inch (3 .5mm) plu g to the MIC/EAR jacks on the fron t of the CB.
6 75+0) " 6*' " 64#05%'+8'4 " #5 " # " $#5' " 56#6+10 Although thi s transceiver is des ig ned m ain ly for mo bil e u se, you ca n also use it as a base s tation with an AC power sour ce. For base station inst allation , you n eed these items: • 13.
Using Your CB 7 4. T urn on the trans ceiver by turning VOLUME clockwis e until it c licks. All LCD s egments appear b riefly . Th en the channe l and HN HN HN HN appe ar . 5. Rotate the chann el selector , or repeatedly press (o r hold d own) UP or DOWN on t he microp hone u ntil the desired channel app ears.
Using Your CB 8 2. T o transmi t, hold do wn PU SH TO TA L K on the microph one. Hold the micro phone 2–3 inc hes from you r mouth a nd speak in a n ormal tone of vo ice. 3. T urn VOL UME for the desi red volume lev el. If you hear high-pit ched squeal, tu rn VO LUME co unterc lockwi se until th e squeal stops .
Using Your CB 9 After cali bration , the current c ompa ss headin g disp lays . For exampl e, if th e compa ss headi ng is so uth, the south cardina l point appea rs. Or , if the co mpass heading is northeas t-north, the nor theast ca rdinal point app ears and the north cardinal poi nt flashe s.
Using Your CB 10 7 5+0) " % 1//10 "32/ % 1&'5 CB us ers ha ve ado pted t he 10 -co de s fo r stand ard questio ns and answe rs. Thi s table li sts common c odes adopted by the Associat ed Public Safety Com m unicati ons Office rs (APCO).
Troubleshooting 11 / #:+ /7/ " 4 #0)' The max imum ran ge and qu ality of CB radio trans mission s vary de pending o n the followin g conditi ons: • The t ype and q uality of antenna used .
FCC Information 12 (%% " +0(14/#6+10 The F ederal C ommunic ations Com mission (FCC) does not require y ou to hav e a licen se to ope rate this CB radio. Howeve r, you must kno w Part 95 o f FCC Rules . It expl ains the proper o peratio n of a Class D ci tizen’s ba nd trans ceiver.
Reducing Noise 13 4'& 7%+0) " 01+5' Because your CB is ex cep t io nal ly qu iet , an y n ois e y ou he ar is pr obably fr om an externa l sour ce in yo ur vehicle suc h as the alte rnator, another r adio or sp ark plugs. The tr ansceiv er uses an AN L (Automa tic Noise Limiter) circui t to r edu ce noise.
Care 14 %#4' Keep the CB dry; if it ge ts wet, w ipe it dry immedi ately. Use and store the CB on ly i n nor mal temperatur e env iro nm ent s. Handle th e CB careful ly; do not drop it. Kee p the CB away from dus t and dirt, and wipe it with a d amp cloth occas ionally t o keep it looki ng new.
Specifications 15 52'%+(+%#6+105 RECEIVER Frequency Coverage ..... All 40 CB Channe ls, 26.965-27.405 MHz Sensi tivity fo r 10dB S/N .... ...... .......... ......... ...... ........... .......... 0.5 uV Squelch Se nsitivity ......................
21-1706 AO0083AAA 1 02A02 Printed in China Radi oSha ck Co rpor atio n Fort Worth, Texas 76102 2#465 " #0& " #%%'5514+'5 Parts and accessories are avail able a t your loc al Radi oShack s tore. Acces sories a re also available online at www.
An important point after buying a device Radio Shack 21-1706 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Radio Shack 21-1706 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 Radio Shack 21-1706 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Radio Shack 21-1706 you will learn all the available features of the product, as well as information on its operation. The information that you get Radio Shack 21-1706 will certainly help you make a decision on the purchase.
If you already are a holder of Radio Shack 21-1706, 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 Radio Shack 21-1706.
However, one of the most important roles played by the user manual is to help in solving problems with Radio Shack 21-1706. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Radio Shack 21-1706 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
