Radio Shack CT-400 User Manuals

Table of Contents

• A Look at the Display

  6
• Preparation

  8
• Installing the Battery

  8
• Important Battery Tips

  8
• Charging the Battery

  10
• When to Recharge the Battery

  11
• Discharging Batteries

  12
• Basic Operation

  13
• Turning the Phone On/Off

  13
• Making a Call

  13
• Signal Strength

  14
• Receiving a Call

  15
• Adjusting the Volume

  16
• Making Emergency Calls

  16
• Last 10 Number Redial

  18
• Menu Overview

  19
• Security Features

  21
• Selecting a Call Restriction Level

  21
• Dialing On/Off

  23
• Turning Keyguard On/Off

  24
• Cellular Systems

  25
• Selecting the Active Phone Number

  25
• Setting the Cellular System Type

  26
• Roaming

  28
• SID Screening

  29
• Special Phone Services

  31
• Calling Line ID

  31
• Message Waiting

  31
• Other Services

  32
• Special Features

  33
• Call Timers

  33
• Backlight Control

  34
• Keypad Tones

  35
• Ring Volume

  36
• Ring Type

  37
• Changing the Lock Code

  37
• Using the Call Register

  39
• Clearing the Call Lists

  40
• Using Calling Card Dialing

  41
• Card Number

  41
• Card Number

  43
• Using Touch-Tone Services

  44
• Adding a Pause

  45
• Adding a Wait

  45
• PIN Code Dialing

  46
• Memory Features

  48
• Using Number Quick Store

  51
• One-Touch/Speed Dialing

  51
• Memory Scrolling

  52
• Clearing a Memory

  52
• Using Scratchpad Memory

  54
• Accessories

  55
• Safety Information

  56
• Traffic Safety

  56
• Operating Environment

  56
• Emergency Calls

  58
• FCC Regulations

  58
• Troubleshooting

  59
• Care and Maintenance

  60
• Specifications

  61
• Number of Channels

  832