Radio Shack 21-1589 Owner'S Manual Download

Page: 28 / 40

TROUBLESHOOTING

If your CB is not working as it should, follow the suggestions below to see if you
can eliminate the problem. If you cannot, take the CB to your local Radio Shack
store for assistance.

Symptom

Remedy

CHANNEL UP/DOWN

buttons do

not work.

• If

CH 9

is set to

, set it to

OUT

, then use the

CHANNEL UP/DOWN

buttons.

• Set

WEATHERADIO-ABC/CB

No channel display.

• Press

DISPLAY

. The CB displays the channel.

• Set

WEATHERADIO-ABC/CB

Not transmitting well.

• Set

WEATHERADIO-ABC/CB

• Fully press

PUSH TO TALK

• Secure the antenna connection.

• Fully extend the antenna.

Not receiving well.

• Set

WEATHERADIO-ABC/CB to CB

• Properly adjust

RANGE

• Properly adjust

VOLUME

• Secure the antenna connection.

• Fully extend the antenna.

No weatheradio reception.

• Set

WEATHERADIO-ABC/CB

WEATHERADIO-

A, B

, or

• Set it to the channel that provides the best

reception.

• Fully extend the antenna.

CB does not operate at all.

• Check the DC power connection.

• Replace the blown fuse in the power cord.

• Insufficient battery pack power. Press

BATT

TEST

to check, and replace the batteries, if

necessary.

• Turn on

VOLUME

21-1589.fm Page 14 Thursday, August 5, 1999 10:10 AM

Summary of Contents for 21-1589

Page 1: ...Cat No 21 1589 OWNER S MANUAL 40 Channel Emergency Please read before using this equipment TRC 494 Citizen s Band Weatheradio 21 1589 fm Page 1 Thursday August 5 1999 10 10 AM ...

Page 2: ...Cat No 21 1589 OWNER S MANUAL 40 Channel Emergency Please read before using this equipment TRC 494 Citizen s Band Weatheradio 21 1589 fm Page 1 Thursday August 5 1999 10 10 AM ...

Page 3: ...thesizer provides re liable and exact tuning using a frequency reference crystal Digital Channel Number Display makes it easy to see which chan nel is selected Range Control lets you eliminate background noise when no strong signals are present Built In Ceramic Filters provide superior selectivity and prevent adja cent channel interference Built In Automatic Noise Limiter ANL reduces noise caused ...

Page 4: ...thesizer provides re liable and exact tuning using a frequency reference crystal Digital Channel Number Display makes it easy to see which chan nel is selected Range Control lets you eliminate background noise when no strong signals are present Built In Ceramic Filters provide superior selectivity and prevent adja cent channel interference Built In Automatic Noise Limiter ANL reduces noise caused ...

Page 5: ...n be made only by authorized service personnel Internal adjustments and or modifi cations can lead to illegal operation as defined by Part 95 of FCC Rules Such illegal operation can lead to very serious consequences To be safe and sure Never open your CB s case Never modify your CB Your CB might cause TV or radio in terference even when it is operating properly To determine if your CB is causing t...

Page 6: ...n be made only by authorized service personnel Internal adjustments and or modifi cations can lead to illegal operation as defined by Part 95 of FCC Rules Such illegal operation can lead to very serious consequences To be safe and sure Never open your CB s case Never modify your CB Your CB might cause TV or radio in terference even when it is operating properly To determine if your CB is causing t...

Page 7: ...e Antenna s Magnetic Base 7 USING THE CB 8 Setting RANGE 9 USING THE WEATHERADIO 10 CB OPERATION TIPS 11 Common Uses for a CB Radio 11 Business Uses 11 Personal Uses 11 CB Courtesy 12 Maximum Range 12 Using Common 10 Codes 13 TROUBLESHOOTING 14 Reducing Noise 15 MAINTENANCE 16 Replacing the Power Cord s Fuse 17 SPECIFICATIONS 18 21 1589 fm Page 4 Thursday August 5 1999 10 10 AM ...

Page 8: ...e Antenna s Magnetic Base 7 USING THE CB 8 Setting RANGE 9 USING THE WEATHERADIO 10 CB OPERATION TIPS 11 Common Uses for a CB Radio 11 Business Uses 11 Personal Uses 11 CB Courtesy 12 Maximum Range 12 Using Common 10 Codes 13 TROUBLESHOOTING 14 Reducing Noise 15 MAINTENANCE 16 Replacing the Power Cord s Fuse 17 SPECIFICATIONS 18 21 1589 fm Page 4 Thursday August 5 1999 10 10 AM ...

Page 9: ...of ashes or other debris If the unit still does not work check the fuse in the DC power cord see Replacing the Power Cord s Fuse on Page 17 Installing the Battery Pack Your CB uses eight AA batteries for power For the best performance and longest life we recommend alkaline batteries such as Radio Shack Cat No 23 552 Note When you connect the DC power cord to the CB the battery pack automatically d...

Page 10: ...of ashes or other debris If the unit still does not work check the fuse in the DC power cord see Replacing the Power Cord s Fuse on Page 17 Installing the Battery Pack Your CB uses eight AA batteries for power For the best performance and longest life we recommend alkaline batteries such as Radio Shack Cat No 23 552 Note When you connect the DC power cord to the CB the battery pack automatically d...

Page 11: ...onto the bottom of the CB until it clicks into place To test the batteries press BATT TEST on the battery pack If the indi cator lights the batteries are still good If the indicator does not light replace all eight batteries ATTACHING THE ANTENNA You can attach the supplied tele scoping antenna to the supplied magnetic base or directly to the CB In either case fully extend the anten na for maximum...

Page 12: ...onto the bottom of the CB until it clicks into place To test the batteries press BATT TEST on the battery pack If the indi cator lights the batteries are still good If the indicator does not light replace all eight batteries ATTACHING THE ANTENNA You can attach the supplied tele scoping antenna to the supplied magnetic base or directly to the CB In either case fully extend the anten na for maximum...

Page 13: ...o Shack store You also need a plug adapter Cat No 278 208 to connect the standard an tenna s PL 259 plug to EXT ANT on your CB 1 While your vehicle is stopped screw the antenna into the hole on top of the magnetic base 2 Place the base as near as possi ble to the center of your vehi cle s roof Warning Do not remove the metallic backing on the bottom of the magnetic base 3 Plug the magnetic base s ...

Page 14: ...o Shack store You also need a plug adapter Cat No 278 208 to connect the standard an tenna s PL 259 plug to EXT ANT on your CB 1 While your vehicle is stopped screw the antenna into the hole on top of the magnetic base 2 Place the base as near as possi ble to the center of your vehi cle s roof Warning Do not remove the metallic backing on the bottom of the magnetic base 3 Plug the magnetic base s ...

Page 15: ...ck wise to set it to 10 Note To eliminate background noise see Setting Range 4 Select a channel as follows To immediately select Chan nel 9 set CH 9 to IN Channel 9 is used for emergencies and traveler assistance To select any other channel set CH 9 to OUT Then press CHANNEL UP or DOWN to select a channel Note To check the selected channel number press DISPLAY on the side of the CB The num ber app...

Page 16: ...ck wise to set it to 10 Note To eliminate background noise see Setting Range 4 Select a channel as follows To immediately select Chan nel 9 set CH 9 to IN Channel 9 is used for emergencies and traveler assistance To select any other channel set CH 9 to OUT Then press CHANNEL UP or DOWN to select a channel Note To check the selected channel number press DISPLAY on the side of the CB The num ber app...

Page 17: ...erclockwise toward the top of the CB until you hear it click and OFF appears in the VOLUME window Note VOLUME and RANGE only af fect reception They have no effect on transmissions SETTING RANGE Because this is primarily an emer gency CB we suggest you leave RANGE set to 10 when you store the CB This ensures the maximum re ception range in an emergency If you want to eliminate background noise when...

Page 18: ...erclockwise toward the top of the CB until you hear it click and OFF appears in the VOLUME window Note VOLUME and RANGE only af fect reception They have no effect on transmissions SETTING RANGE Because this is primarily an emer gency CB we suggest you leave RANGE set to 10 when you store the CB This ensures the maximum re ception range in an emergency If you want to eliminate background noise when...

Page 19: ...y that provides the best reception at your location Follow these steps to receive weath er information Note Before you use the weathera dio be sure you connect a power source and an antenna to the CB 1 Turn VOLUME clockwise to turn on the weatheradio 2 Set WEATHERADIO ABC CB to A B or C 3 Adjust VOLUME to the desired listening level Notes If reception is poor try one of the other two weather stati...

Page 20: ...y that provides the best reception at your location Follow these steps to receive weath er information Note Before you use the weathera dio be sure you connect a power source and an antenna to the CB 1 Turn VOLUME clockwise to turn on the weatheradio 2 Set WEATHERADIO ABC CB to A B or C 3 Adjust VOLUME to the desired listening level Notes If reception is poor try one of the other two weather stati...

Page 21: ...a CB is more than a convenience it is a must for both safety and effi ciency Personal Uses Keep in touch with home while driving to work to the store or to a social activity Let your family know you are tied up in traffic or that you will stop by the store on the way home If you are a two car or more family CBs are great for com municating with family members while they are in their cars Contact f...

Page 22: ...a CB is more than a convenience it is a must for both safety and effi ciency Personal Uses Keep in touch with home while driving to work to the store or to a social activity Let your family know you are tied up in traffic or that you will stop by the store on the way home If you are a two car or more family CBs are great for com municating with family members while they are in their cars Contact f...

Page 23: ...y depending on these conditions The type and quality of antenna used The height of the antenna s mounting location the higher the antenna the better the sig nal s range The surrounding terrain mountains and tall buildings limit the range Weather conditions The current setting of RANGE on your CB The number of nearby CBs operating on the same channel Standing Wave Ratio SWR between the antenna and ...

Page 24: ...y depending on these conditions The type and quality of antenna used The height of the antenna s mounting location the higher the antenna the better the sig nal s range The surrounding terrain mountains and tall buildings limit the range Weather conditions The current setting of RANGE on your CB The number of nearby CBs operating on the same channel Standing Wave Ratio SWR between the antenna and ...

Page 25: ...3 Stop transmitting 10 4 Message received and understood 10 5 Relay information to __________ 10 6 I am busy 10 7 Out of service 10 8 In service 10 9 Repeat last message 10 10 Negative No 10 11 _____________ in service 10 12 Stand by 10 13 Report ___________ condi tions 10 14 Information 10 15 Message delivered 10 16 Reply to message 10 17 En route 10 18 Urgent 10 19 Contact __________ 10 20 My lo...

Page 26: ...3 Stop transmitting 10 4 Message received and understood 10 5 Relay information to __________ 10 6 I am busy 10 7 Out of service 10 8 In service 10 9 Repeat last message 10 10 Negative No 10 11 _____________ in service 10 12 Stand by 10 13 Report ___________ condi tions 10 14 Information 10 15 Message delivered 10 16 Reply to message 10 17 En route 10 18 Urgent 10 19 Contact __________ 10 20 My lo...

Page 27: ...et WEATHERADIO ABC CB to CB Fully press PUSH TO TALK Secure the antenna connection Fully extend the antenna Not receiving well Set WEATHERADIO ABC CB to CB Properly adjust RANGE Properly adjust VOLUME Secure the antenna connection Fully extend the antenna No weatheradio reception Set WEATHERADIO ABC CB to WEATHERADIO A B or C Set it to the channel that provides the best reception Fully extend the ...

Page 28: ...et WEATHERADIO ABC CB to CB Fully press PUSH TO TALK Secure the antenna connection Fully extend the antenna Not receiving well Set WEATHERADIO ABC CB to CB Properly adjust RANGE Properly adjust VOLUME Secure the antenna connection Fully extend the antenna No weatheradio reception Set WEATHERADIO ABC CB to WEATHERADIO A B or C Set it to the channel that provides the best reception Fully extend the ...

Page 29: ...nna wire Be sure the antenna s magnetic base is securely attached to a metallic surface If you use an antenna other than the mag netic mount type be sure that the vehicle battery s ground con nection is secure Replace old ignition wires with new high voltage noise sup pression ignition wires Install noise suppressors on your spark plugs or install spark plugs that have built in suppres sors If pro...

Page 30: ...nna wire Be sure the antenna s magnetic base is securely attached to a metallic surface If you use an antenna other than the mag netic mount type be sure that the vehicle battery s ground con nection is secure Replace old ignition wires with new high voltage noise sup pression ignition wires Install noise suppressors on your spark plugs or install spark plugs that have built in suppres sors If pro...

Page 31: ...e environ ments Temperature extremes can shorten the life of electronic devices and distort or melt plastic parts Keep the TRC 494 away from dust and dirt which can cause pre mature wear of parts Wipe the TRC 494 with a damp cloth occasionally to keep it look ing new Do not use harsh chemicals cleaning solvents or strong detergents to clean the TRC 494 Modifying or tampering with the TRC 494 s int...

Page 32: ...e environ ments Temperature extremes can shorten the life of electronic devices and distort or melt plastic parts Keep the TRC 494 away from dust and dirt which can cause pre mature wear of parts Wipe the TRC 494 with a damp cloth occasionally to keep it look ing new Do not use harsh chemicals cleaning solvents or strong detergents to clean the TRC 494 Modifying or tampering with the TRC 494 s int...

Page 33: ...e power cord from the vehicle s cigarette lighter and be sure the CB is turned off 2 To open the cigarette lighter plug and remove the fuse turn either end counterclockwise and release it 3 If the fuse is blown replace it Caution Make sure you replace the fuse only with another fuse of the same type and rating 4 To close the cigarette lighter plug put the open ends together then turn either end cl...

Page 34: ...e power cord from the vehicle s cigarette lighter and be sure the CB is turned off 2 To open the cigarette lighter plug and remove the fuse turn either end counterclockwise and release it 3 If the fuse is blown replace it Caution Make sure you replace the fuse only with another fuse of the same type and rating 4 To close the cigarette lighter plug put the open ends together then turn either end cl...

Page 35: ...er Input at 12 V DC 5 W Power Output 2 5 W Spurious Emission 70 dB Type of Modulation A3E Frequency Tolerance 100 Hz Antenna Telescoping Impedance 50 ohms Current Drain at No Modulation 600 mA to 800 mA Current Drain at Full Modulation 900 mA to 1200 mA Weight 15 oz 425 gm Dimensions HWD 95 8 x 211 16 x 19 16 245 x 68 x 40 mm Specifications are typical individual units might vary Specifications ar...

Page 36: ...er Input at 12 V DC 5 W Power Output 2 5 W Spurious Emission 70 dB Type of Modulation A3E Frequency Tolerance 100 Hz Antenna Telescoping Impedance 50 ohms Current Drain at No Modulation 600 mA to 800 mA Current Drain at Full Modulation 900 mA to 1200 mA Weight 15 oz 425 gm Dimensions HWD 95 8 x 211 16 x 19 16 245 x 68 x 40 mm Specifications are typical individual units might vary Specifications ar...

Page 37: ...19 NOTES 21 1589 fm Page 19 Thursday August 5 1999 10 10 AM ...

Page 38: ...19 NOTES 21 1589 fm Page 19 Thursday August 5 1999 10 10 AM ...

Page 39: ...re Warranty does not cover transportation costs Nor does it cover a product subjected to misuse or accidental damage EXCEPT AS PROVIDED HEREIN RADIO SHACK MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES ARE LIM ITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN Some states do not permit limita tion or exclusion of implied warranties therefore the aforesaid l...

Page 40: ...re Warranty does not cover transportation costs Nor does it cover a product subjected to misuse or accidental damage EXCEPT AS PROVIDED HEREIN RADIO SHACK MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES ARE LIM ITED IN DURATION TO THE DURATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN Some states do not permit limita tion or exclusion of implied warranties therefore the aforesaid l...

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