Instruction/ maintenance manual of the product TRC-494 Radio Shack
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Cat. No. 21-1589 OWNER’S MAN UAL 40-Channel E mergency Plea se read before using this eq uipment. TRC-494 Citizen’s Band W eatheradio 21-1 589. fm Page 1 Th urs da y, Au gu st 5, 19 99 10: 10 AM.
Cat. No. 21-1589 OWNER’S MAN UAL 40-Channel E mergency Plea se read before using this eq uipment. TRC-494 Citizen’s Band W eatheradio 21-1 589. fm Page 1 Th urs da y, Au gu st 5, 19 99 10: 10 AM.
2 IN TRODUCTION © 1996 T andy Co rp ora tion . All Rights Res erved. Ra dio Shac k is a re gis tere d tr adem ark used by T andy Cor p ora ti on. Your Radi o Shack T RC-494 is a 40- channel em ergency citizen ’s band weatheradio that is spec ially de- signed for emerg ency situations.
2 IN TRODUCTION © 1996 T andy Co rp ora tion . All Rights Res erved. Ra dio Shac k is a re gis tere d tr adem ark used by T andy Cor p ora ti on. Your Radi o Shack T RC-494 is a 40- channel em ergency citizen ’s band weatheradio that is spec ially de- signed for emerg ency situations.
3 For your records, we urge you to record your CB’s serial number in the space b elow. The s erial number is on the CB’s back panel. Serial Nu mber:____ _______ ______ FCC IN FORMA TION The Fed eral Communications Com- mission (FCC) does n ot require you to have a li cens e t o operate t hi s CB.
3 For your records, we urge you to record your CB’s serial number in the space b elow. The s erial number is on the CB’s back panel. Serial Nu mber:____ _______ ______ FCC IN FORMA TION The Fed eral Communications Com- mission (FCC) does n ot require you to have a li cens e t o operate t hi s CB.
4 CONTENTS PREP ARA TION ... .... ..... .. ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... ..... 5 Supplying P ower ... ... ....... ....... ....... ..... ....... ....... ..... ....... ....... ....... ..... .
4 CONTENTS PREP ARA TION ... .... ..... .. ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... .. ..... ..... ..... .... ..... ..... 5 Supplying P ower ... ... ....... ....... ....... ..... ....... ....... ..... ....... ....... ....... ..... .
5 PREP ARA TION SUPPL YI NG POWER Usin g V ehicle Ba ttery P ower Follow these steps to power t he CB from your vehicle’s b attery. 1. Plug the small end of the sup- plied power cord i nto DC 12V on the side of the CB.
5 PREP ARA TION SUPPL YI NG POWER Usin g V ehicle Ba ttery P ower Follow these steps to power t he CB from your vehicle’s b attery. 1. Plug the small end of the sup- plied power cord i nto DC 12V on the side of the CB.
6 3. Install the b at teries in the holder as indicat ed by t he polari ty sym - bols (+ and –) marked on the holder . 4. S lide the bat tery pack’s case over the hol der until i t snaps into place. Note : Th e case s lides over th e holder in only one direction.
6 3. Install the b at teries in the holder as indicat ed by t he polari ty sym - bols (+ and –) marked on the holder . 4. S lide the bat tery pack’s case over the hol der until i t snaps into place. Note : Th e case s lides over th e holder in only one direction.
7 Using the An tenna’ s Magnet ic Base Note : The suppli ed magnet ic mount base i s designed for emergenc y use only whil e your v e hicle is sto pped. If yo u w a n t t o u s e th e C B wh e n the ve - hicle is m ovin g, you need an o ptional standard m ount antenna (av ailable at you r local Rad io Sha ck store).
7 Using the An tenna’ s Magnet ic Base Note : The suppli ed magnet ic mount base i s designed for emergenc y use only whil e your v e hicle is sto pped. If yo u w a n t t o u s e th e C B wh e n the ve - hicle is m ovin g, you need an o ptional standard m ount antenna (av ailable at you r local Rad io Sha ck store).
8 USING THE CB Before you start usin g your CB, y o u should know ho w to use it effectively and cou rteously. “CB Ope ration Tips” contains information that will help you use and enjoy your CB. Note: Before you operate the CB, be sure you connect a power source and an antenna to the CB.
8 USING THE CB Before you start usin g your CB, y o u should know ho w to use it effectively and cou rteously. “CB Ope ration Tips” contains information that will help you use and enjoy your CB. Note: Before you operate the CB, be sure you connect a power source and an antenna to the CB.
9 In an e mergency , b roadc ast your “CLIP”: Call sig n — identify yourself Location — be ex ac t Inju ries — number of inj u red, type of injuries, and so on Proble m — gi ve comp le te detai ls. Give information calmly , clearly , and in as few words as po ssib le 6.
9 In an e mergency , b roadc ast your “CLIP”: Call sig n — identify yourself Location — be ex ac t Inju ries — number of inj u red, type of injuries, and so on Proble m — gi ve comp le te detai ls. Give information calmly , clearly , and in as few words as po ssib le 6.
10 USING THE WE A T HERADIO In th e U SA , d etai le d w ea th e r i nf o r- mation is continuous ly broadcast o n 372 government weather stations. Each st ation broadcast s on A — 162.
10 USING THE WE A T HERADIO In th e U SA , d etai le d w ea th e r i nf o r- mation is continuous ly broadcast o n 372 government weather stations. Each st ation broadcast s on A — 162.
11 CB OPERA T ION TIPS Like m ost a ctivities, CB radio use has its cust oms and c ourtesies. The fol- lo w ing t ips w ill he lp you get the m os t enjoyme nt from your CB.
11 CB OPERA T ION TIPS Like m ost a ctivities, CB radio use has its cust oms and c ourtesies. The fol- lo w ing t ips w ill he lp you get the m os t enjoyme nt from your CB.
12 CB COURTESY • Wait for a pause in someon e else’s transmission b efore you ask for a break. • If you do not receive an answer to your call after a second attempt, sign off and wait sev- eral mi nutes before trying aga in. • Do n ot hold down the PUSH TO TA L K button when you are not talking.
12 CB COURTESY • Wait for a pause in someon e else’s transmission b efore you ask for a break. • If you do not receive an answer to your call after a second attempt, sign off and wait sev- eral mi nutes before trying aga in. • Do n ot hold down the PUSH TO TA L K button when you are not talking.
13 USIN G CO MMON 1 0- CODES Citizen’s band op erators ha ve largely adopte d the 10-codes f or standard ques tions and an swers. Their use permits faster communication and be tter i ntel ligi bilit y i n n ois y a rea s. This tab le lists the codes adop ted by the As sociated P ublic Safety Com- munic ations Officers (AP C O).
13 USIN G CO MMON 1 0- CODES Citizen’s band op erators ha ve largely adopte d the 10-codes f or standard ques tions and an swers. Their use permits faster communication and be tter i ntel ligi bilit y i n n ois y a rea s. This tab le lists the codes adop ted by the As sociated P ublic Safety Com- munic ations Officers (AP C O).
14 TRO U BLES HOOTING If your CB is not w orking as it sho uld, follow t he s uggestions b elow to see if you can e liminate the problem. If you cannot, take t he CB to your local Rad io Shack store for as sistance. Symptom R emedy CHANNEL UP /DOWN butto ns do no t work .
14 TRO U BLES HOOTING If your CB is not w orking as it sho uld, follow t he s uggestions b elow to see if you can e liminate the problem. If you cannot, take t he CB to your local Rad io Shack store for as sistance. Symptom R emedy CHANNEL UP /DOWN butto ns do no t work .
15 REDUC ING NOISE Because y our CB is exceptionally quiet , any noise you hea r is probably from an ex ternal source in your v ehi- cle — the ignition, an other radio, spark plugs, and so forth. You ca n determi ne the s ource o f the noise by turning off the engine and operating th e CB with the igni ti on set to ACC.
15 REDUC ING NOISE Because y our CB is exceptionally quiet , any noise you hea r is probably from an ex ternal source in your v ehi- cle — the ignition, an other radio, spark plugs, and so forth. You ca n determi ne the s ource o f the noise by turning off the engine and operating th e CB with the igni ti on set to ACC.
16 MAINTENANCE Your TRC-494 is an exam ple of superio r d esign and craftsmanshi p. T he follow- ing suggestions will help y ou care for y our TRC-494 so you can enjoy it for years. Keep the TR C-494 dry. If it gets wet, wipe it dry immediately. Liq- uids might co ntain minerals that can corrode the electron ic cir- cuits .
16 MAINTENANCE Your TRC-494 is an exam ple of superio r d esign and craftsmanshi p. T he follow- ing suggestions will help y ou care for y our TRC-494 so you can enjoy it for years. Keep the TR C-494 dry. If it gets wet, wipe it dry immediately. Liq- uids might co ntain minerals that can corrode the electron ic cir- cuits .
17 REPLACING THE POWER CORD’ S FUSE The TR C-494’s 2-amp f use helps protect y our C B from p ower surges and sh ort circuits . If the fuse is blow n, replace it with a 2-am p, 250-volt, fast-acting fuse (Cat. No. 2 70-1052). Follow these ste ps to replace the fuse.
17 REPLACING THE POWER CORD’ S FUSE The TR C-494’s 2-amp f use helps protect y our C B from p ower surges and sh ort circuits . If the fuse is blow n, replace it with a 2-am p, 250-volt, fast-acting fuse (Cat. No. 2 70-1052). Follow these ste ps to replace the fuse.
18 SPECI FICA T IONS RECEIVER Frequency Coverage .................. . .................. . .........(CB) 26.965 to 27.405 MHz (Weatheradio) 162.400, 162.475, 162. 550 MHz Sensi tivi ty (M aximu m ) ... ..... ..... .... ..... ..... .. ..... ..... .... .
18 SPECI FICA T IONS RECEIVER Frequency Coverage .................. . .................. . .........(CB) 26.965 to 27.405 MHz (Weatheradio) 162.400, 162.475, 162. 550 MHz Sensi tivi ty (M aximu m ) ... ..... ..... .... ..... ..... .. ..... ..... .... .
19 NOTES 21- 15 89 .f m P ag e 19 Th ur s day , A ugu st 5, 19 99 1 0 :10 A M.
19 NOTES 21- 15 89 .f m P ag e 19 Th ur s day , A ugu st 5, 19 99 1 0 :10 A M.
RADIO S HACK A Divisi o n of T andy Corpor ation Fort Worth, T exa s 76102 5A5 Printed i n H ong Kong RADIO SHACK LIMITED W ARRANTY This pro duct is warra nted a g ainst defe cts for 9 0 days from date of pur- chase fr om Radio Sha ck company- owned sto res and au thorized R adi o Shack f ranchi sees and dealers.
RADIO S HACK A Divisi o n of T andy Corpor ation Fort Worth, T exa s 76102 5A5 Printed i n H ong Kong RADIO SHACK LIMITED W ARRANTY This pro duct is warra nted a g ainst defe cts for 9 0 days from date of pur- chase fr om Radio Sha ck company- owned sto res and au thorized R adi o Shack f ranchi sees and dealers.
An important point after buying a device Radio Shack TRC-494 (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 TRC-494 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 TRC-494 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Radio Shack TRC-494 you will learn all the available features of the product, as well as information on its operation. The information that you get Radio Shack TRC-494 will certainly help you make a decision on the purchase.
If you already are a holder of Radio Shack TRC-494, 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 TRC-494.
However, one of the most important roles played by the user manual is to help in solving problems with Radio Shack TRC-494. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Radio Shack TRC-494 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
