Radio Shack 20-164 manual Keytones and Keylock, Backlight and Contrast, To set the keytone

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Keytones and Keylock

The scanner sounds a tone each time you press a key. To prevent accidental changes, you can lock the keypad.

To set the keytone:

1.Turn on the scanner. “Multi-system Trunking Scanner” appears.

2.While “Multi-system Trunking Scanner” appears, press 1 to turn on the keytone or 2 to turn it off.

To lock the keypad:

1.Press FUNC then KEY/LIGHT. “Key locked” appears briefly and the keypad is locked.

When locked, the only controls that operate are FUNC, LIGHT/KEY, SQ, and VOL.

2.To unlock the keypad, press FUNC then KEY/LIGHT again. “Key unlocked” appears.

Backlight and Contrast

Your scanner features a backlit keypad and display for easy viewing. You can select from three backlight modes:

Normal – Press LIGHT to activate the backlight.

Keypress – Press any key on the keypad to activate the backlight.

Ignore – Keypress mode, but the scanner ignores the function of the first key pressed to activate the backlight.

The light remains on for a set time after the last button is pressed.

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Contents What’s Included Triple TrunkingContents Contents Volume / OFF Your ScannerAttaching the Belt Clip Connecting the AntennaTo attach the supplied antenna Powering Your Scanner BatteriesTo install batteries To charge batteriesExternal Power To use an external power sourceHeadphones and Speakers To set the keytone Keytones and KeylockBacklight and Contrast To lock the keypadTo turn on the backlight To change the backlight modeSquelch and Attenuator To change the display contrastTo set the attenuator mode To set squelchDelay Scanner SetupTo turn the delay on / off Defining a Channel To define a channelCopying a Frequency To copy a frequencyTo delete a saved frequency Deleting Saved FrequenciesTo delete all saved frequencies in a bank To define a channel’s Ctcss or DCS code Scanner CloningTo save a Ctcss or DCS code To clone the scanner data SearchingSeek Search To activate Seek SearchSearch Banks To search preprogrammed search banksZeromatic To search banks SR0-SR2To activate Zeromatic Signal StalkerProgramming a Search Range To program the search range of Bank SR7Special Signal Stalker To use Signal StalkerTo lock out a frequency To use Special Signal StalkerLocking Out Frequencies To review and unlock frequenciesTo unlock all frequencies in a search bank Saving Found FrequenciesTo save a frequency found during a search To scan ScanningLocking Out Channels To locked out a channelPriority Scanning To turn on the priority featureTo review all locked out channels To make an existing channel a Priority channel Weather AlertsTo modify the Priority channel To program a weather channel into priority channel Same Standby ModeTo perform a weather scan To program a Fips codeCode. The format of a Fips code is To review stored Fips codesTo enter Same standby SkywarnTo test the weather alert To monitor a channel MonitoringTo use Skywarn To find a frequency to monitorDefining a Trunking Bank Trunking SetupTo set a default tuning frequency To define a Trunking BankTo set Open or Closed mode for a bank Motorola Trunking SetupTrunking Modes Fleet Maps To program a fleet mapBase and Offset Frequencies For Motorola Type II, enterEdacs Trunking Setup UHF-Hi 806-960 MHz To program 800 MHz Motorola trunkingLTR Trunking Setup To save a correct Home RepeaterSaving a Talk Group ID Searching for Talk Group IDsTo search for Talk Group IDs Deleting Talk Group IDs To define a Talk Group IDTo delete a Talk Group ID Saving Trunking ChannelsTo delete ALL talk group IDs in a bank Trunk Scanning To change the scanning direction, press  or Locking Out Talk Group IDs Trunking DelayTo set a Talk Group ID delay To lock out Talk Group IDsTo turn off a sub-bank Turning Off Sub-BanksTo review locked-out Talk Group IDs To turn off a sub-bank while scanningText Tags Scanner MaintenanceTalk Group ID Hold To set Talk Group ID HoldPage Scanner is not TroubleshootingTo display the Talk Group ID Working at allScanner is on but Scanner does notReceive any stations Or reception is poor Does not scanBirdie Frequencies Initializing the Scanner Service and RepairTo initialize the scanner Scanning Legally FCC Notice Appendix a Glossary ReferencesAppendix B Search Banks Search bank SR1 CB band Receive mode AM Search bank SR2 FRS/GMRS/MURS band Search bank SR4 Aircraft Receive mode AM, FM Appendix C Ctcss / DCS Codes Ctcss CodesAll Band Appendix D Signal Stalker BandsDCS Codes PubSafety Band Motorola Appendix E Talk Group FormatTo use AFS format Appendix F Specifications 406-512 MHz 764-960 MHz9V DC Addendum Preprogrammed FrequenciesPurple DOT Purple DOT BB Business Band Police Departments Police Dept Nascar Track Announcer Security Alarm Security Company Companies DOT Business Band DOT BB Limited One-year Warranty

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