Instruction/ maintenance manual of the product 20-521 Radio Shack
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Owner’s M anual Cat. No. 20-521 PRO-91 150- Chann el Handheld Trun king Scanne r Pleas e read befor e using thi s equ ipmen t..
2 FEA TURES Your Radi oShack PRO-9 1 150- Channel Handheld Trunki ng Sca nner is one of a new gen era tion of scan- ners de sig ned to t rack M otor ola Type I a nd Ty pe II (such as Smar tnet and Privacy Plus) and hybri d an a- log t runkin g sys tems, whi ch are ext ensivel y u sed in many 800 MHz com m uni catio n syst em s.
3 Five Channel -Stora ge Banks — you can st ore up t o 30 chann els in eac h of 5 dif feren t banks t o gro up ch an- nels so you can more easi ly ide nt if y calls. Five Sca n Li sts — you can store up to 50 trunk i ng IDs in each t runk tra cking bank .
4 Flexi ble Antenna with BNC Connector — pr o vi d es excell ent r eception and is desi gned t o help pre vent an- tenna brea kage. Or , you can connect an external an- tenna. Mo n i to r M em o ri es — l e t y o u t em p or a ri l y s t or e up t o 5 frequ encies or IDs.
5 We r ecommend you reco rd your scanner ’s ser ial num- ber here . The number is on t he back pan el. Seria l Number: ____ ___________ _____ _______ FCC NOTICE Your s canner might cause radio or TV i nterfer ence even whe n it i s operati ng p roperly.
6 quir es t ha t sc anners be manuf act ured in such a way as to n ot be eas ily m odifiabl e to pi ck up t hose tran smis- sions . Do not open your scann er's case to make any modifi ca tions that coul d a llow it to pick up tran smis- sions that it i s not l egal to l ist en to.
7 Sp eci a l Fe atu re s ..... ... .. ..... .. ... .. ..... .. ... .. ..... ... .. ..... .. . 34 De lay ... .. ..... .. ... .. ..... .. ... .. ..... ... .. .. ..... ... .. ..... ... .. .. . 34 T urning Channel -Storage Banks On and Off . .. 34 Locki ng O ut Chann els .
8 Frequency Convers io n 63 T roubl eshooti ng 64 Re se tti ng th e S ca n ner .... ..... ... .. .. ..... ... .. ... ..... .. . 6 7 Ca r e a n d Ma in t ena n c e .. .. ... .. ... .. ... .. .. ... .. ... .. ... .. ... .. . 6 8 Sp ec ific ation s . ...
9 PRE P A RA T ION POWER SOURCES You can po wer y our scann er f rom any of thre e sou rces: • Inte r nal bat t eri es ( not supp l ied) • Standar d AC p ower (us ing an o ptiona l AC adapt er) • V ehicle bat t e ry power (us ing an optional D C adapte r) Using Inte rnal Batteries You can power y our sc anner using four AA b at ter i e s.
10 3. If yo u are insta lling al kaline b atterie s, us e a poi nted obje ct suc h as a p encil to set ALKALI NE JAC K NI - CD in sid e the c om p ar tmen t t o ALKA LINE .
11 If BATT .Lo fla shes and the scann er beeps ever y 15 seconds , replace (standar d/alkal ine) or recharge (r e- charge able nic kel-cadmiu m) the batteri es. Cautio n: Al wa ys dispose of old bat teri es promptl y and proper ly. Do not bury or burn t hem .
12 Importa nt : At the end of a recharge able batter y’s use- ful l ife, i t mus t be recy cled or di sposed of properly. Contact your local , count y, or st ate hazar dous waste manage ment author ities for i nformat ion on recyc l ing or dispos al programs i n your area.
13 1. T urn V OLUM E/OF F co untercloc kwise unti l it cli cks to mak e sure the power is t urne d of f. 2. Plug the adap ter’s 3.4 mm outside dia m eter /1.3 mm in side di ameter barrel pl ug int o yo ur scanne r ’s POW ER jack. 3. Plug t he other end of t he adapter into a standard AC outlet.
14 1. Tu r n VO LUME /OFF counte rcloc kwise unt i l it cli cks to make sure the power is t urned of f. 2. Set the adapter’ s vol tage swit ch to 9V . 3. Connect the 3.4 mm outer diamet er/1.3 mm i nner diamet er tip to t he ada pt er cor d, match ing TIP to –.
15 CONNECTING THE ANTENNA Foll ow th ese steps to at t ach t he supplied f lexi ble anten- na to the con nector on the top of your scanner. 1. Alig n t he slots ar ound the ant enna’s c onnector wi th the tab s on the scanner’ s BNC connector . 2.
16 CONNECTING AN EARPHO NE/ HEADPHONES For pri vate l isten ing, yo u can plug an earp hone or mono headp hones (such as Cat . No. 33-178 or 20- 210) in t o the jack on top of you r scanner . This au to- mati ca lly discon nects the int ernal spe aker .
17 CONNECTING AN EXTENSION SPEAKER In a noi sy are a, a n ext ension speak er (such as Cat . No. 21-549) , posit ioned i n the r i g ht pla ce, migh t provi de mo re co mfor tab le li ste ning. Plug t he speak er c abl e’s 1 / 8 -i nc h mini -plug i nto your sc anner ’ s jack.
18 ABOUT YOUR SCANNE R Once you understand a few s impl e terms we use in t his manual an d familia r ize y ourself wit h your scanner ’s featu r es, you can put the sca nner to work for you. You simply determ in e the type of communi cations you want to recei ve , then set the scanner to scan t hose commu- nicat i ons.
19 A LOOK A T THE KEYP AD Your sc anner’s keys might seem conf using at f irst , but thi s infor mation sh ould hel p you underst and ea ch key’s funct ion. HOLD — hol ds the frequen cy sear ch; hol ds on t he cur - rent ID in the tru nk tracki ng mode.
20 DELA Y — programs a 2-second del ay for the select ed channel , a l i mit search, o r each ser vi ce s can; progr ams a 5-second delay whil e tr unk tr acking.
21 (trun king channe l acti vity bar s) — each repres ents a recei ved trunk i ng f requency or a data frequency while trun k tracki ng (see “Chann el Acti vity Bar s” on Page 47) . -1- — appears when t he weather service ba nd is se- lect ed.
22 MON — appea r s duri ng se arch modes or when you select a moni tor memor y. The num ber to t he ri ght of this indic ator s hows the curr ent m onito r memory nu m - ber.
23 Monitor Memories The scanne r also has 5 tempo rary memor y locat ions call ed mon itor memories. You can u se these monitor memor ies to t emporari ly st or e fr equencies whi le you decid e whether t o stor e them int o a chann el.
24 OPE RA TI ON TURNING ON THE SCANNE R AND SETTING SQUELCH Note: Make s ure the sc anner’s a ntenna i s conn ected befor e you tur n it o n. 1. Tu r n SQUE LCH full y count erclockwi se. 2. Tu r n VO L UME/O FF clockwi se until it cl icks and you hear a hissin g sound.
25 STORING KNOWN FREQUENCI ES INTO CHANNELS Good refe rences for ac t ive f requenci es are Ra- dioShac k's “Beyon d Police Call, ” “Aer onautical Fre- quency Di rectory, ” and “Mar i time Freque ncy Directo r y.” We up date these directo ries ever y year, so be su re to get a current copy.
26 • Y our s canner a utomatical ly r ounds the ent ered frequ ency t o the neares t valid f reque ncy . For example, if you ent er a f r eq uency of 151.
27 2. Enter the frequ ency that is the lo w er limi t of the range you want to search (i ncludi ng the deci mal point ), the n press E . 3. Press LIMI T . Hi and 956.000 MHz appear . 4. Enter the fre quency t hat is t he upper l imit o f the range you want to search (i ncludi ng the deci mal point ), the n press E again.
28 Notes: • If you wan t to start the searc h f rom a fre quency alrea dy stored in one of your scan ner ’s chan- nels, press MA N or PRO G , us e the num ber key s to ente r the chan nel number , then press MA N or PROG agai n. • If yo u enter an i nvali d freq uency , t he scanner displ ays Error .
29 When t he scanner stops on a transmi ssion, qui ckly press either: • HOLD to stop sear ching so you c an liste n to the transm iss ion. HO LD appears. • MON/CLEAR to store t he displaye d fr equency in t o the cur r ent mo nit or memory . T o rele ase hold a nd continu e searchi ng, pr ess HOLD or hold down t or s for at least 1 second.
30 Notes: • If y ou marked al l fre quencies to be sk i p ped wit hin the sear ch range, t he scanner beeps 3 times a nd does no t search. • If you prog ram more tha n 20 frequenci es to skip, each n ew fr equency replaces one y ou al r ead y store d, starti ng f rom the f ir st frequency you stor ed.
31 3. Press MO N/CL EAR and ente r the number of the monito r memory that cont ains th e f requen cy you want to st ore . 4. Press E . Th e scanner stores t he freque ncy into t he selec ted ch annel. SCANNING THE ST ORED CHANNELS To be gin s canning channels , press SCAN .
32 Or, i f y our scanner is scanning an d stops at the desir ed channel , press MAN one ti me. (Pre ssing MA N additi on- al ti m es caus es your sca nner to step t hrough the chan- nels.
33 SPEC IAL F EA TURES DELAY Many agencie s use a two- way radio system that might have a period o f 2 or m ore seconds between a query and a reply . To keep from missing a repl y on a speci fic ch annel, you can pro gram a 2-s econ d d elay int o any channel or fre quency.
34 The scann er scans al l the c hannels wit hin t he dis- played banks that are not l ocked out (see “ Locki ng Out Channels ” ). Notes: • Y ou can manual ly select any ch annel withi n a bank, even if that ba nk is t ur ned off. • Y ou ca nnot turn off al l banks.
35 1. Press PRO G . 2. Enter t he channel number you want to select as the pri orit y channel , then pre ss P RIO RITY . appears to the right of the channel n um ber . 3. Repeat St eps 1 and 2 f or the channel in each bank you wan t to pr ogram as a pri ority channe l.
36 USING THE KEYLOCK Once you p rogram yo ur scann er, you can prote ct it from ac cidental progr am changes by tur ning on t he keyloc k f e ature. When locked, t he onl y controls that operat e ar e SCAN , MAN , KEYLOCK , VOLU ME/OF F , and SQUE LCH .
37 TURNING THE KEY TONE OF F/ON To turn of f t he key tone, follow t hese st eps. 1. T urn off the scanner . 2. While hol ding down L- OUT/S/ S, tur n on the scan- ner . OFF bEEP appear s. To tur n the key tone back on, repea t thes e steps . on bEEP appears.
38 SKIPPING DATA SIGNALS You can se t the scann er so it s kips n onmodulated or data si gnals (suc h as fax or modem tra nsmissions) durin g a se arch o r scan . Note: Si nce dat a signals a re not g enerally found i n the air band , this f eat ur e doe s not wor k in t he ai r band.
39 T RUNK T RACKING Your sc anner is des igned to t rack tran smissions o n Mo- toro l a Type I , Typ e II, a nd hybri d analog t r u nking sy s- tems, which ar e extensi vely used in 800 M Hz communi cati ons. Remem ber t hese importa nt p oints when t racking t ransmi ssions : • Y our sca nner m onito rs T ype II syst ems by de fault.
40 The fl eets m ight be the pol ice de par tm ent, the fi re de- partment , utilit ies, and city admi nistr atio n. The pol ice mig ht deci de t o furth er d ivide its f l ee t int o subfl eets such as dispatch, tactica l oper ations , dete ctive s, nor th, south, east and west sid e patrol s, and superv isors.
41 SETTING SQUELCH FOR THE T RUNK T RA CKING MODE Your s canner’s squelch se t ti ng is aut omatically adjust- ed duri ng t runk t r ac king, which means it is not nece s- sary to manuall y adjust squelch whi le t racki ng trunked tran smissions.
42 Before scanni ng a t runked sys tem’s t ra nsmissions, you must s tore th e trunked system ’s f requenc ies in one of the banks i n your scanne r by f oll owing these ste ps. 1. Press PROG then TRUNK . TRUNK appear s a nd one or more bank num ber s f las h.
43 6. Press SRC to begin se archin g for the t r un k’s data c hannel (the chann el that controls the tr unk). SEARCH flas hes as the scanner searches for the data chan nel. While the s c anne r loo ks through the f requencie s, you see th em on the disp lay .
44 Hint: While scann ing, you wil l not know exactl y who the IDs ar e ass igned to until you lis ten awhil e or unt il you loc at e ID lists i n fr equency guides or on inter net site s such as www.
45 Locking Out I D s As with conv ention al scanni ng, it is possi ble to lock out unwante d t raffic . This is part icular ly important i n trun k- ed syst ems because si gnals yo u cannot lis t en to ( s uch as water meters, door alarms, traf fic si gnals , and en- crypt ed signals ) are as signed ID s just lik e other user s.
46 Using T runk T racking Scan Delay Many t runked systems h ave a per iod of 2 or more sec- onds bet ween a query and a re ply. You can pr ogram a 5-secon d delay to h ol d on an ID f or 5 seconds to wait for a reply.
47 CHANNEL ACTIVITY BARS Your scan ner has 20 chan nel activi ty indicato rs (bar s) which show the act ivity taki ng place on a trunke d sys- tem. Y ou can see how many fre quencies ar e being used and gen erally moni t or how much c ommunication tra ffi c is oc c ur ri n g.
48 SCAN LISTS When y ou progr am trunked f r e quencies into a ban k (see “St orin g Trunk ed Frequencie s” on Page 4 1) , your scanner sets up 5 scan li sts in to which y ou can stor e your favorit e IDs.
49 Or , t o enter a T ype I ID: a. Use the number ke ys to e nter the block n umber and flee t number , then press • . b. Enter the sub fleet number , then pres s E . Note: T o clea r a m istak e while enteri ng an I D, press 0 then E , t hen st ar t over at Step 1.
50 SCANNING THE SCAN LIS TS Pre ss S CAN to begin scanni ng the l ists you hav e store d. Note: I f you have n ot stored any IDs, SCAN scr olls on the dis pl a y, but your scann er does not st op on an ac- tive conversat ion. To rem ove a s can list from act ive scanni ng, use t he number keys to ent er th e scan list ’s numbe r.
51 4. Press again. 5. Repeate dl y press s or t to sel ect th e name of the map you want (such as E1P7 ) . The prepr o- gramm ed fl eet map app ears . 6. Press E , th en SRC. The scann er then se ar c hes for tran smissions usi ng t h e pres et map you chose.
52 When a Type I system is desi gned, the addr ess inf or- mation f or all its use r IDs is di vided i nto 8 equal -siz e blocks , number ed 0–7, and each block is ass i gned a size cod e. When you set up your scanner to track a Type I sys tem, you must choose a size c ode for eac h block.
53 The si ze cod es se lect ed b y a Typ e I sy stem des igner depend o n the spe cific n eeds of the system's u sers. Some organiz ation s might want many subfl eets with only a f e w radios each, wh i le an other organ i z ation might want only a few subfl eet s, with many radios each.
54 E1P4 E1P5 E1 P6 Bloc k Si z e Code Block Size Code Bl ock Si ze Code 0S 1 2 0 S 4 0S 3 1 (S12 ) 1 S4 1 S10 2 S4 2 S12 2 S4 3S 4 3 ( S 1 2 ) 3S 4 4S 4 4 S 4 4S 1 2 5 S4 5 S4 5 (S1 2) 6S 4 6 S 4 6S 1.
55 Selectin g a Preset Fle et Map 1. Set t he scanner fo r conven tional sc anning, pr ess PROG , t hen pr ess TRUNK . 2. Select the bank wher e you want to sto re t he pr eset fle et map by pre ssing a number key . 3. Press . 4. Repeate dl y press s or t to s elect E1 .
56 9. Press SRC . The scanne r exits t he tr unking p ro- gramming m ode, tu nes the data chann el , th en begins to sear ch using the map you progr ammed. Note: I f you sel ect size code S -12, S-13 , or S-14, these restrictions a pply: • S-1 2 can only b e a ssigned to B locks 0, 2, 4, or 6.
57 A GENERAL GUIDE TO SCAN NING Recepti on of the f r eq uencies c overed by your scan ner is mai nly “line- of -sight . ” That means you usual ly cann ot hear st at ions that are beyo nd the horizon.
58 GUIDE TO THE ACTION B ANDS T ypical Band Us age Prim ar y U s age As a general ru le, most of t he radio act ivity is concen- trat ed on the followi ng f requencies : VHF Band VHF Band Low Ra ng e 29 .00 –5 0. 00 M Hz 6-M e ter Am ate ur 50 .00 –5 4.
59 UHF Band Note: Remot e control st ations and mobi le units opera te at 5 M Hz hi gher than t he ir as sociated base st ati ons and rela y r epeate r units. BAND ALLOCA TION To help deci de which fr equency ra nges t o s can, use the fol lowing l isting of t he typic al serv ices t hat use th e f re- quenci es your scanne r receives .
60 ROAD . . . . . . . . . . . . . . . . . . . Ro ad & Hi gh way M ain ten anc e RTV . . . . . . . . . . . . . . . . . Rad io/TV R emo te Bro ad cast Pi cku p T AXI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . T axi S erv ices TE LB .
61 152 .0075 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . M ED 152 .030– 152. 240 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .TEL B 152 .270– 152. 480 . . . . . . . . . . . . . . . . . . . . . IN D, T A XI, BUS 152 .
62 462 .937 5–46 3.187 5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . ME D 463 .200 –467 .925 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BU S FM-T V Au dio Broa dcas t, UH F Wi de Ban d (47 0–51 2 MHz ) (C hann els 14 th roug h 69 i n 6 MHz st eps) 475 .
63 TROUBLES HOOTING If you have pr oblems, he re are s ome suggest ions that m i gh t h e lp . I f they do n ot, take yo ur s can ner to you r l o ca l RadioShack store for assistance . PRO BLE M PO SSI BLE CAUSE REM EDY Sc anne r is o n but wi ll not sc an.
64 PROBLE M POSSI BLE CAUSE RE ME DY An ant enn a is no t co nn ec te d or co nn ec te d in co r - rectly . M ake sure an a nt enna is con - nect ed to th e s ca nner . Error appe ars . Pr ogram ming error . R e-e nt er t he fre - qu ency c or rec tl y , incl ud in g t he de ci- mal po in t.
65 Sc anne r wi ll not st op w h ile s ca n- nin g a scan list. No I Ds hav e be en s tor ed . Sto r e one or more IDs (s ee “ Scan List s” on Pa ge 4 8. The I Ds yo u hav e st or ed a r e no t acti ve. S ca n an oth er tra nsmis sion . Sc anne r wi ll not ac q uir e a dat a c hanne l.
66 RESETTING THE SCANNER If t he sc anner’s di sp lay l ock s up or does not wor k pro p- erly , you might nee d to reset t he scan ner. Caution : This pr ocedure cl ears all the i nfor m ati on you have st ored into the scann er. Befor e you reset t he scanner , try tu rni ng it of f and on to see if i t beg i ns work - ing pr operly.
67 CARE AN D MAINTENANCE Your Radi oShack PRO-91 150- Channel Handhel d Trunki ng Scanner is an exam pl e of s uperior d esign and craf t s manshi p. The followi ng sugge stion s wi ll help you ca re fo r your s canner so you can e njo y it fo r ye ars.
68 SPECIFIC A TIONS Frequenc y C over age: .... . 29–54 MHz ( in 5 kHz st eps) 108–13 6.975 MHz (in 12.5 kHz st eps) 137–174 MHz ( in 5 kHz st eps) 406–512 MHz ( in 12. 5 kHz st eps) 806.000 0–823.9375 MHz ( in 12. 5 kHz st eps) 851.000 0–868.
69 Power Req ui rement : 4 AA Alkali ne Bat t eri es ( 6.0 VDC), or 4 AA Rec hargeable Ni -Cd Bat teries (4 . 8 VDC), or AC Ad apt er (C a t. N o. 2 7 3-1 665 ), or DC Adapt er (Cat. No. 270-1560) Current Drai n: Squelch ed . .. ....... ... .... ... .
70 NOTES.
71.
RadioShack A Divisi on of T andy Corpora t ion Fo rt Wort h, T exas 76102 UB ZZ0 1274Z Z 3A8 Print ed in the Philippi nes Lim it ed O ne-Y ear W arrant y Thi s produc t i s warrant ed b y Rad i oShac .
An important point after buying a device Radio Shack 20-521 (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 20-521 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 20-521 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Radio Shack 20-521 you will learn all the available features of the product, as well as information on its operation. The information that you get Radio Shack 20-521 will certainly help you make a decision on the purchase.
If you already are a holder of Radio Shack 20-521, 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 20-521.
However, one of the most important roles played by the user manual is to help in solving problems with Radio Shack 20-521. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Radio Shack 20-521 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
