Radio Shack 20-521 Turning the KEY Tone OFF/ON, Turning the Battery Save Function OFF/ON

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TURNING THE KEY TONE OFF/ON

To turn off the key tone, follow these steps.

1.Turn off the scanner.

2.While holding down L-OUT/S/S,turn on the scan- ner. OFF bEEP appears.

To turn the key tone back on, repeat these steps. on bEEP appears.

TURNING THE BATTERY SAVE FUNCTION OFF/ON

To save battery power when a channel is manually se- lected or while you program the scanner, the scanner automatically sets itself to a standby (battery save) mode if no button is pressed for more than 5 seconds and no signal is received. S appears when battery save is set to on.

While the battery save mode is set to on, the scanner repeatedly turns off the internal power for 1 second, then turns it back on for about 1/2 second to check for a transmission.

The scanner is preset with the battery save mode set to on, but you can turn it off or back on.

Note: The battery save mode does not work if the prior- ity function is on, even if a channel is manually select- ed.

To turn the battery save function off or back on, turn off the scanner, then hold down PRIORITY and turn on the scanner.

•OFF SAVE briefly appears when battery save has been turned off.

•on SAVE briefly appears when battery save has been turned on.

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Contents PRO-91 150-Channel Handheld Trunking Scanner Features Page Frequency Step Transmission Range MHz KHz Scanning Legally FCC NoticeContents Trunk Tracking Special FeaturesGeneral Guide to Scanning Page Using Internal Batteries Power SourcesPreparation Page Charging Nickel-Cadmium Batteries Using AC Power Using Vehicle Battery Power Plug the adapter’s barrel plug into your scanner’s Connecting an Optional Antenna Connecting the AntennaTraffic Safety Connecting AN EARPHONE/ HeadphonesListening Safely Attaching the Belt Clip Connecting AN Extension SpeakerAbout Your Scanner Look AT the Keypad Look AT the Display Page Understanding Banks Service BanksChannel Storage Banks Monitor Memories Operation Turning on the Scanner and Setting SquelchStoring Known Frequencies Into Channels Limit Search Searching for and Temporarily Storing Active FrequenciesDirect Search Service Bank Search Search Skip Memory Moving a Frequency from a Monitor Memory to a Channel Listening to the Monitor MemoriesManually Selecting a Channel Scanning the Stored ChannelsPage Delay Special FeaturesTurning CHANNEL-STORAGE Banks on and OFF Priority Locking OUT ChannelsPage Using the Display Backlight Using the KeylockChanging Search Speeds Normal Search HypersearchTurning the KEY Tone OFF/ON Turning the Battery Save Function OFF/ONSkipping Data Signals Types of Trunking Systems Trunk TrackingSetting the Scanner to the Trunk Tracking Mode Storing Trunked Frequencies Setting Squelch for the Trunk Tracking ModePage Scanning a Trunked Bank Temporarily Storing an ID into the Monitor ID Memory Monitoring an Active IDUnlocking a Single ID Locking Out IDsUnlocking All IDs Monitoring IDs Using Trunk Tracking Scan DelayChannel Activity Bars Manually Storing IDs into Scan Lists Scan ListsDeleting a Stored ID Moving IDs to Scan ListsScanning Type I and Hybrid Trunked Systems Scanning the Scan ListsProgramming a Fleet Map Size Fleets Subfleets IDs Blocks Used E1P1 E1P2 E1P3 Size E1P4 E1P5 E1P6 Size Selecting a Preset Fleet Map Programming a Hybrid System Guide to Frequencies General Guide to ScanningNational Weather Frequencies Canadian Weather FrequenciesTypical Band Usage Guide to the Action BandsPrimary Usage VHF BandAbbreviations Band AllocationVery High Frequency VHF Ultra High Frequency UHF Frequency Conversion Problem Possible Remedy Cause TroubleshootingError Adjust squelch for Resetting the Scanner Care and Maintenance Specifications Power Requirement AA Alkaline Batteries 6.0 VDC Page Page RadioShack Division of Tandy Corporation Fort Worth, Texas Limited One-Year Warranty