Radio Shack 20-501 manual Error appears on the display. What does it mean?

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turned off. See “WX alert” on Page 38 for more information.

Q: ERROR appears on the display. What does it mean?

A: If you were trying to enter a frequency, you might have made a programming error. Re-enter the fre- quency correctly, including the decimal point. See “storing known frequencies into channels” on Page 25 for more information.

Beyond the Basics

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Contents Read this user’s guide completely before using your scanner Contents Storing frequencies into channels during service search FCC wants you to know Powering your scanner Basics Using rechargeable batteries Basics Basics Using AC power Using vehicle battery power Basics Connecting an optional antenna Setting up your scannerConnecting the antenna Connecting an earphone/headphone Listening safelyTraffic safety Connecting an extension speakerAttaching the belt clip About your scanner Look at the keypad SCAN/SRCH SVC PGM Look at the display Basics Understanding banks service banks Channel storage banksStoring known frequencies into channels Turning on the scanner and setting squelchOperating your scanner Beyond the Basics Beyond the Basics Service search Searching for and temporarily storing active frequenciesStoring frequencies into channels during service search Scanning the stored channels Manually selecting a channelSignal stalker Setting the signal stalker options Beyond the Basics Beyond the Basics Using signal stalker Skywarn About SkywarnBeyond the Basics WX alert Turning on the weather alert feature Chain searchChain search mode Chain search hold mode Paging system eliminatorProgram band select mode Direct entry search Direct entry search hold mode Beyond the Basics Search skip memory Beyond the Basics Delay Turning channel-storage banks on and off Locking out channelsPriority Using keylock Wired programming Using the display/key backlight Frequently asked questions My scanner isn’t working at all. How do I turn it on?Beyond the Basics Flashes on the display. What is it? Error appears on the display. What does it mean? ALKALINE/RECHARGEABLE Switch Lets you GlossaryIndex Belt ClipEarphone Connecting Extension Speaker Setting Options Warranty Accessories Beyond the Basics 20-501 07A04