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Special Features

40

Using the Messaging Functions

40

Using the Call Timers

42

Selecting the Active Phone Number

45

Setting the Cellular System Type

46

Roaming

49

Using Cellular System PIN Dialing

49

Using the Phone with Handsfree Equipment

51

Using Touch-Tone Services

51

Troubleshooting

53

Safety Information

54

Traffic Safety

54

Operating Environment

54

Emergency Calls

55

FCC Regulations

56

Care and Maintenance

57

Specifications

58

Patent Information

58

Display Message Glossary

60

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Radio Shack CT-501 owner manual Safety Information