Radio-shack PRO-90 Manuel d'utilisateur

Owner’s ManualCat. No. 20-520PRO-90 300-ChannelTrunkTracker ScannerPlease read before using this equipment.20-520.fm Page 1 Wednesday, August 4, 199

10Warning: Do not use the AC adapter/charger's polarizedplug with an extension cord, receptacle, or other outletunless the blades can be fully in

11When you finish using the DC cigarette-lighter power ca-ble, disconnect it from the cigarette-lighter socket, thendisconnect it from your scanner.No

12Connecting an Optional AntennaThe scanner’s antenna jack makes it easy to use thescanner with a variety of antennas. Instead of the sup-plied antenn

13CONNECTING AN EARPHONE/HEADPHONESFor private listening, you can plug an earphone or head-phones with a 1/8-inch mini-plug (such as Cat. No. 33-175 o

14CONNECTING AN EXTENSION SPEAKERIn a noisy area, an extension speaker (such as Cat. No.21-549), positioned in the right place, might providemore comf

15UNDERSTANDING YOUR SCANNEROnce you understand a few simple terms we use in thismanual and familiarize yourself with your scanner’sfeatures, you can

16SCAN — scans through the stored channels. MANUAL — stops scanning and lets you directly enter achannel number or frequency. TRUNK — switches between

17A LOOK AT THE DISPLAYThe display has indicators that show the scanner’s cur-rent operating status. A good look at the display will helpyou understan

18SRCH — lights steadily during a limit search and IDsearch, and blinks while HyperSearch is active andwhen you monitor IDs (see “Monitoring IDs” onPa

19UNDERSTANDING BANKSChannel Storage BanksTo make it easier to identify and select the channels youwant to listen to, channels are divided into 10 ban

2FEATURESYour new RadioShack PRO-90 300-Channel Trunk-Tracker Scanner is the first of a new generation of scan-ners designed to track Motorola Type I

20OPERATION TURNING ON THE SCANNERAND SETTING SQUELCHNote: Make sure the scanner's antenna is connectedbefore you turn it on.1. Turn SQUELCH full

21Notes:• If you have not stored frequencies into any chan-nels, the scanner does not scan.• If the scanner picks up unwanted, partial, or veryweak tr

223. Press E to store the frequency into the channel.Notes:• If you made a mistake in Step 2, Error appearsand the scanner beeps when you press E. Sim

234. Use the number keys and • to enter the frequencythat is the upper limit of the range you want tosearch.5. Press LIMIT, then press SRCH. The scann

24Your scanner has the following preprogrammed servicebanks.• POLICE — contains 1,079 police frequencies.• FIRE/EMG — contains 280 fire and emergency

25SCANNING THE STORED CHANNELSTo begin scanning channels, press SCAN. The scannerscans through all non-locked channels in the activatedbanks. When the

26SPECIAL FEATURESDELAYMany agencies use a two-way radio system that mighthave a period of 2 or more seconds between a queryand a reply. To keep from

27TURNING CHANNEL-STORAGE BANKS ON AND OFFYou can turn each channel-storage bank on and off.When you turn off a bank, the scanner does not scanany of

28Note: You can still manually select locked-out channels.To remove the lockout from a channel, manually selectthe channel and hold down L/O until L/O

29The scanner automatically designates each bank's firstchannel as its priority channel. Follow these steps to se-lect a different channel as the

3Ten Channel-Storage Banks — let you store 30 chan-nels in each bank to group channels so you can moreeasily identify calls.Five Scan Lists — let you

30USING THE KEYLOCKOnce you program your scanner, you can protect it fromaccidental program changes by turning on the keylockfeature. When locked, the

31To switch between normal and HyperSearch speeds,during a limit search, press SPEED/PRI. SRCH flashes dur-ing hypersearch.Note: You can use HyperSear

32TRUNK TRACKINGYour scanner is designed to track transmissions on Mo-torola Type I, Type II, and hybrid analog trunking sys-tems, which are extensive

33The fleets might be the police department, the fire de-partment, utilities, and city administration. The policemight decide to further divide its fl

34SETTING SQUELCH FOR THE TRUNK TRACKING MODEYour scanner’s squelch setting is automatically adjustedin the trunking mode, which means it is not neces

351. Hold down TRUNK until the scanner beeps twice.BANK, TRUNK, and the bank numbers flash.2. Select the bank you want to store the trunked sys-tem’s

365. Repeat Steps 3 and 4 until all frequencies havebeen entered.6. Press SRCH to begin searchingfor the trunk’s data channel (thechannel that control

37Note: To review the bank currently in use, pressDATA while in the trunk tracking mode. The bar forthe selected bank flashes at the top of the displa

38Locking Out IDsAs with conventional scanning, it is possible to lock outunwanted traffic. This is particularly important in trunkedsystems because s

39Using Trunk Tracking Scan DelayMany trunked systems have a period of 2 or more sec-onds between a query and a reply. You can program a5-second delay

4Flexible Antenna with BNC Connector — provides ex-cellent reception and is designed to help prevent anten-na breakage. Or, you can connect an externa

40CHANNEL ACTIVITY INDICATORSYour scanner has 20 channel activity indicators (bars)which show the activity taking place on a trunked sys-tem. You can

41SCAN LISTSWhen you program trunked frequencies into a bank (see“Programming Trunked Frequencies” on Page 34), yourscanner sets up 5 scan lists into

424. Enter the Type II ID you want to store, then press E.Or, to enter a Type I ID:a. Use the number keys to enter the block numberand the fleet numbe

432. Press SRCH to resume searching.Deleting a Stored ID1. Repeatedly press s or t to select the scan list loca-tion (shown at the top of the display)

44list indicator turns off, and the IDs in that list are notscanned. Note: One scan list must always be active. If you try to re-move all the scan lis

45When you set up your scanner to track a Type I system,you must choose a size code for each block. When youhave chosen a size code for all 8 blocks,

46systems, you must select or program a fleet map withthe same size code assignments as the trunked system.If you do this accurately, you will track a

471---1S41S102 S4 2 S12 2 S43S43---3S44S44S44S12 E1P4 E1P5 E1P6Block SizeCodeBlock SizeCodeBlock SizeCode5S45S45---6S46S46S127S47S47---E1P7 E1P8 E1P9B

48Selecting a Preset Fleet Map1. Select the bank where you want to store the presetfleet map by pressing a number key.5S05S05S06S46S06S07S47S07S4E1P13

492. Press DATA.3. Repeatedly press s or t to select E1, then pressDATA again.-4. Repeatedly press s or t to select the name of themap you want (such

5We recommend you record your scanner’s serial num-ber here. The number is on the bottom panel.Serial Number: ___________________________ FCC NOTICEYo

506. Repeatedly press s or t to select the size code forthe first block, then press E.- The next availableblock appears.7. Repeat Step 6 until you hav

51A GENERAL GUIDE TO SCANNINGReception of the frequencies covered by your scanner ismainly “line-of-sight.” That means you usually cannothear stations

52GUIDE TO THE ACTION BANDSTypical Band UsagePrimary UsageAs a general rule, most of the radio activity is concentrat-ed on the following frequencies:

53UHF BandNote: Remote control stations and mobile units operateat 5 MHz higher than their associated base stations andrelay repeater units.BAND ALLOC

54PTR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Private TrunkedROAD . . . . . . . . . . . . . . . . . . . . Road & Hig

55150.995–151.475 . . . . . . . . . . . . . . . . . . . . . . . . . .ROAD, POL151.490–151.955 . . . . . . . . . . . . . . . . . . . . . . . . . . .

56458.025–458.175 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .MED460.0125–460.6375 . . . . . . . . . . . . . . . . . . . . FIRE,

57FREQUENCY CONVERSIONThe tuning location of a station can be expressed in fre-quency (kHz or MHz) or in wavelength (meters). The fol-lowing informati

58TROUBLESHOOTINGIf you have problems, here are some suggestions thatmight help. If they do not, take your scanner to yourlocal RadioShack store for a

59PROBLEMPOSSIBLE CAUSEREMEDYPoor or no reception (con-tinued)An antenna is not connected or connected incor-rectly.Make sure an antenna is con-nected

6CONTENTSPreparation ... 8Power Sources ...

60PROBLEMPOSSIBLE CAUSEREMEDYScanner will not acquire a data channel.SQUELCH is not correctly adjusted for trunk tracking.Adjust squelch for trunk tra

61CARE AND MAINTENANCEYour RadioShack PRO-90 300-Channel TrunkTrackerScanner is an example of superior design and crafts-manship. The following sugges

62SPECIFICATIONSFrequency Coverage: ... 29–54 MHz (in 5 kHz steps)108–136.9875 MHz (in 12.5 kHz steps)137–174 MHz (in 5 kHz steps)406–512 MHz (in

63Power Requirements ... Rechargeable Battery Pack(4.8 VDC), orAC Adapter/Charger orOptional DC Adapter (12 VDC 200 mA)Current Drain:Squelched

RadioShackA Division of Tandy CorporationFort Worth, Texas 76102UBZZ01271ZZ8A7 Printed in the PhilippinesLimited One-Year WarrantyThis product is warr

7Trunk Tracking ... 32Types of Trunked Systems ... 32Setting t

8PREPARATIONPOWER SOURCESYou can power your scanner from any of three sources: • Built-in rechargeable battery pack• Standard AC power using the suppl

91. Press down on the battery compartment cover andslide the cover in the direction of the arrow toremove it.2. Disconnect the battery pack’s connecto