Radio Shack PRO-2040 owner manual Troubleshooting

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20-414.fm Page 39 Wednesday, August 4, 1999 11:12 AM

TROUBLESHOOTING

Your Radio Shack PRO-2040 100-Channel Programmable Home Scanner should require very little maintenance. If you have problems, refer to this chart for possible solutions. If you cannot solve the problem, contact your local Radio Shack store for assistance.

Problem	Probable Cause	Solution
Scanner is totally inoperative.	The AC or DC adapter	Be sure the adapter is fully
	is not properly con-	inserted into the DC 12V jack
	nected.	and into a working AC or DC
		power source receptacle
The display dims.	The AC or DC adapter	Be sure the adapter is set to
	does not provide the	provide no less than 12 volts
	required 12 volts DC.	DC.
The scanner turns on, but	The SQUELCH con-	Adjust the SQUELCH control
does not scan.	trol is not correctly	clockwise (see “Turning On the
	adjusted.	Scanner/Setting the Volume
		and Squelch”).
In the scan mode, the scanner	You have programmed	Avoid programming frequen-
locks on frequencies that have	a “Birdie” frequency.	cies listed under “Finding
an unclear transmission.		Birdie Frequencies,” or only
		select them manually.
Poor or no reception.	Improperly connected	Be sure the antenna is properly
	antenna.	connected.
	Programmed frequen-	Avoid programming frequen-
	cies are the same as	cies listed under “Finding
	Birdie frequencies.	Birdie Frequencies,” or only
		select them manually.
	The environment is not	Relocate the scanner and try
	suitable for reception by	again.
	the scanner.
Keys do not work or display	Undetermined error.	Reset or initialize the scanner
changes at random.	The CPU is locked up.	(see “Resetting the Scanner’s
		Display” and “Initializing the
		Scanner”).
Error appears on the dis-	Programming error.	Reprogram the frequency cor-
play.		rectly.

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Contents Fm Page 1 Wednesday, August 4, 1999 1112 AM Features Fm Page 3 Wednesday, August 4, 1999 1112 AM FCC Notice Contents Scanning Legally Preparation Connecting PowerUsing Standard AC Power Memory BackupUsing Vehicle Battery Power Connecting AN Antenna Telescoping AntennaOptional Outdoor Antenna Resetting the SCANNER’S Display Initializing Scanner Connecting AN EARPHONE/ HEADPHONES/ External SpeakerListening Safely Traffic SafetyLook AT the Front Panel Understanding Your ScannerTurns the data skip feature on and off Programs a 2-second delay for the selected chanStores frequencies into and accesses the 10 moni Enters the up or down direction in the search modeLook AT the Display Delay before scanning or when you listen to a channel Appears when you manually select a locked channel, orDuring a search hold when the frequency is stored Appears when you program a channel for a two-secondUnderstanding the SCANNER’S Memory Channel-Storage BanksMonitor Memories Operation Turning on the SCANNER/SETTING the Volume and SquelchFinding Birdie Frequencies Manually Storing Frequencies in Channels Limit Search Searching for and Temporarily Storing Active FrequenciesDirect Search Search Skip Memory Listening to Monitor Memories Scanning the Stored Channels Moving a Frequency from a Monitor Memory to a ChannelTurning Channel-Storage Banks On and Off Manually Selecting a ChannelListening to the Weather Band Special Features Using the 2-SECOND DelayDesignating a Priority Channel Locking OUT Channels Changing Scanning and Search SpeedsPRO-2040 has two scan and three search speeds Type Speed Detecting Data Signals General Guide to Scanning Guide to FrequenciesGuide to the Action Bands VHF Band 30.00-300.0 MHz Typical Band UsagePrimary Usage HF Band 3.00-30.0 MHzUHF Band Band AllocationAbbreviations Very High Frequency VHF- 30 MHz-300 MHz High Frequency HF- 3 MHz-30 MHzVHF-Hi Band 148-174 MHz Low Band 450-470 MHz Ultra High Frequency UHF- 300 MHz-3 GHzTrunked Systems Band Locally Assigned Frequency ConversionTroubleshooting Care and Maintenance Specifications Watts maximum DC 400 mA full volume unsquelchedMHz and 450 kHz OhmsFm Page 43 Wednesday, August 4, 1999 1112 AM Radio Shack