21-1585.fm Page 15 Thursday, August 5, 1999 9:39 AM

TROUBLESHOOTING

If your CB is not working as it should, follow the suggestions below to try to eliminate the problem. If the CB is still not working properly, take the CB to your local Radio Shack store for assistance.

Problem

 

Solution

 

 

 

 

 

 

Trouble with reception.

Be sure the CB is turned on.

 

Be sure VOLUME is turned up.

 

Be sure SQUELCH is adjusted properly.

 

• Be sure the microphone is securely con-

 

 

nected to the CB.

 

Be sure the antenna cable is securely con-

 

 

nected to both the antenna and the CB.

 

 

 

Trouble with transmission.

Be sure the microphone is securely con-

 

 

nected to the CB.

 

Extend the antenna to its full length.

 

Clean and tighten all connectors.

 

• Be sure you are fully pressing the micro-

 

 

phone talk button.

 

Be sure the antenna cable is securely con-

 

 

nected to both the antenna and the CB.

 

 

No channel selection.

Be sure CH9/OUT is set to OUT.

 

 

CB does not work at all.

Check the power supply (either vehicle or stan-

 

dard AC) and in-line fuses (replace only with

 

identical fuses; see “Replacing the Fuses” on

 

Page 18).

 

 

 

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Radio Shack TRC-488 owner manual Troubleshooting, Problem Solution