Radio Shack TRC-237 owner manual Troubleshooting, Symptom Suggestion

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21-1650.fm Page 25

Thursday, August 5, 1999 11:43 AM

TROUBLESHOOTING

If your TRC-237 is not working as it should, follow these suggestions to see if you can eliminate the problem. If you can- not, take it to your local RadioShack store for assistance.

Symptom

Suggestion

 

 

 

 

Weak, bad,

Be sure the TRC-237

or no recep-

is turned on.

tion.

 

Be sure the volume is

 

 

turned up.

 

 

 

Be sure the supplied

 

flexible antenna or an

 

external antenna is

 

attached to the TRC-

 

237’s antenna jack.

 

 

 

Be sure the batteries

 

are not weak (see

 

“Testing the Battery

 

Power” on Page 10).

 

 

 

Be sure you are not

 

pressing PUSH TO

 

TALK.

 

 

Trouble with

Be sure the supplied

transmis-

flexible antenna or an

sion

external antenna is

 

attached to the TRC-

 

237’s antenna jack.

 

 

 

Be sure you are fully

 

pressing PUSH TO

 

TALK.

 

 

 

Be sure the batteries

 

are not weak (see

 

“Testing the Battery

 

Power” on Page 10).

 

 

Channel

Make sure OUT – CH9–

select but-

CH19 is set to OUT.

tons do not

 

work.

 

 

 

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Contents TRC-237 PLL Phase-Locked-Loop Frequency FeaturesFlexible Antenna with BNC Connector Battery Test Button and Battery IndicaDigit LED Display lets you easily Automatic Noise Limiter ANL CircuitFCC Information Contents Using the Power Jack and ALKALINE/NI-CD Switch Powering the CBUsing Batteries Fm Page 8 Thursday, August 5, 1999 1143 AM Fm Page 9 Thursday, August 5, 1999 1143 AM Testing the Battery Power Thursday, August 5, 1999 1143 AM Using Vehicle Battery Power Using AC Power Thursday, August 5, 1999 1143 AM Connecting Antenna Connecting an Optional Antenna Thursday, August 5, 1999 1143 AM Operation Receiving Transmissions Adjusting SquelchThursday, August 5, 1999 1143 AM Transmitting Common Uses for a CB Radio CB Operation TipsCode Meaning Using Common 10-CODESCode Meaning Maximum Range CB CourtesySymptom Suggestion TroubleshootingMaintenance Receiver SpecificationsLimited Ninety-Day Warranty