Radio Shack 20-501 manual Flashes on the display. What is it?

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Q: flashes on the display. What is it?

A: The batteries might be weak. Make sure the bat- teries are good (if you installed alkaline batteries) or fully charged (if you installed rechargeable batter- ies). See “powering your scanner” on Page 5 for more information.

Q: My scanner is not receiving anything or recep- tion is weak. What’s wrong?

A: The batteries might be weak. Make sure the bat- teries are good (if you installed alkaline batteries) or fully charged (if you installed rechargeable batteries. Also make sure the AC adapter’s or DC adapter’s barrel plug is fully inserted into the scanner’s 6V 300 mA jack. See “using AC power” on Page 10 for more information.

If the batteries are OK, the antenna might not be connected or is connected incorrectly. See “con- necting the antenna” on Page 13 for more informa- tion.

Q: My scanner is not receiving weather channels. How do I set it so I can receive weather channels?

A: The scanner might be set to weather alert mode. If this happens, it cannot receive weather channels until it receives a weather alert. To hear a weather channel at any time, make sure weather alert is

55	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 the antenna Setting up your scannerConnecting an optional antenna Listening safely Connecting an earphone/headphoneConnecting an extension speaker Traffic safetyAttaching the belt clip About your scanner Look at the keypad SCAN/SRCH SVC PGM Look at the display Basics Channel storage banks Understanding banks service banksOperating your scanner Turning on the scanner and setting squelchStoring known frequencies into channels Beyond the Basics Beyond the Basics Searching for and temporarily storing active frequencies Service searchStoring frequencies into channels during service search Manually selecting a channel Scanning the stored channelsSignal stalker Setting the signal stalker options Beyond the Basics Beyond the Basics Using signal stalker About Skywarn SkywarnBeyond the Basics Chain search WX alert Turning on the weather alert featureChain search mode Paging system eliminator Chain search hold modeProgram band select mode Direct entry search Direct entry search hold mode Beyond the Basics Search skip memory Beyond the Basics Delay Locking out channels Turning channel-storage banks on and offPriority Using keylock Wired programming Using the display/key backlight My scanner isn’t working at all. How do I turn it on? Frequently asked questionsBeyond the Basics Flashes on the display. What is it? Error appears on the display. What does it mean? Glossary ALKALINE/RECHARGEABLE Switch Lets youBelt Clip IndexEarphone Connecting Extension Speaker Setting Options Warranty Accessories Beyond the Basics 20-501 07A04