Introduction
Welcome to the user manual for your VTech CS6124 Cordless Answering System. This document provides detailed instructions to help you set up, operate, and maintain your new telephone system. Please read this manual thoroughly to ensure proper use and to take full advantage of all features.
Package Contents
Before you begin, ensure all items are present in your package:
- One (1) Cordless Handset
- One (1) Handset Base Unit with Digital Answering System
- One (1) AC Power Adapter for Base Unit
- One (1) Telephone Line Cord
- One (1) Ni-MH Battery Pack for Handset
- One (1) Handset Battery Compartment Cover
Setup
Step 1: Battery Installation
Install the provided Ni-MH battery pack into the cordless handset. Locate the battery compartment on the back of the handset, open the cover, connect the battery pack connector, and place the battery into the compartment. Close the cover securely.

Image: The VTech CS6124 cordless handset resting in its base unit. This image illustrates the overall product design, including the handset where the battery is installed.
Step 2: Base Unit Connection
Connect the AC power adapter to the base unit and plug it into a standard electrical outlet. Then, connect one end of the telephone line cord to the base unit and the other end to a telephone wall jack.

Image: An angled view of the VTech CS6124 cordless phone and base unit. This perspective helps visualize the connection points on the base unit for power and telephone lines.
Step 3: Initial Charging
Place the handset on the base unit with the display facing up. The handset will begin charging. Allow the handset to charge for at least 12 hours before its first use to ensure optimal battery performance.

Image: The VTech CS6124 cordless handset is shown resting in its charging cradle on the base unit. This demonstrates the correct placement for charging.
Step 4: Date and Time Setting
After the initial charge, follow the on-screen prompts on the handset to set the correct date and time. This is important for accurate Caller ID and answering system timestamps.
Operating the System
Making and Receiving Calls
- To Make a Call: Press TALK or FLASH, then dial the phone number.
- To Answer a Call: When the phone rings, press TALK or any dialing key (0-9, #, *).
- To End a Call: Press OFF or place the handset back on the base unit.
Answering System Functions
The base unit features a digital answering system to record messages when you are unavailable.

Image: A top-down view of the VTech CS6124 base unit and handset. This image clearly displays the answering system controls on the base, including buttons for Play/Stop, Repeat, Skip, Delete, and Answering System On/Off.
- Turn Answering System On/Off: Press the ANS ON/OFF button on the base unit.
- Play Messages: Press PLAY/STOP on the base unit. The message counter will display the number of new messages.
- Delete Messages: During message playback, press DELETE on the base unit.
- Record Outgoing Announcement: Refer to the detailed instructions in the full user guide for recording a personalized outgoing message.
Handset Features
- Volume Control: Use the VOL+ and VOL- buttons during a call to adjust the earpiece volume.
- Caller ID Review: Press CID to review the Caller ID log.
- Redial: Press REDIAL to call the last dialed number.
- Mute: Press MUTE during a call to temporarily silence your microphone.
Base Unit Controls
The base unit provides direct access to several functions:
- FIND HANDSET: Press to page the handset.
- VOLUME: Adjusts the speaker volume for message playback.
- REPEAT: Repeats the current message during playback.
- SKIP: Skips to the next message during playback.
Maintenance
Cleaning
To clean your VTech CS6124, use a soft, slightly damp cloth. Avoid using harsh cleaning agents or abrasive materials, as these can damage the product's finish or internal components. Ensure the unit is unplugged before cleaning.
Battery Care and Replacement
The handset uses a rechargeable Ni-MH battery pack. Over time, battery performance may decrease. If the talk time or standby time significantly reduces, it may be time to replace the battery. Use only VTech approved replacement battery packs. Dispose of old batteries responsibly according to local regulations.
Troubleshooting
If you encounter any issues with your VTech CS6124, please refer to the following table for common problems and solutions:
| Problem | Solution |
|---|---|
| No dial tone | Ensure the telephone line cord is securely connected to both the base unit and the wall jack. Check if the AC power adapter is properly connected. |
| Handset not charging | Verify the handset is correctly seated in the base unit. Clean the charging contacts on both the handset and base with a dry cloth. Ensure the base unit has power. |
| Answering system not recording messages | Check if the answering system is turned ON. Ensure there is sufficient memory available (delete old messages if necessary). |
| Poor sound quality | Move the handset closer to the base unit. Check for interference from other electronic devices. Ensure the telephone line cord is not damaged. |
Specifications
- Brand: VTech
- Model: CS6124
- Telephone Type: Cordless
- Answering System Type: Digital
- Multiline Operation: Single-Line Operation
- Caller Identification: Yes
- Dimensions (L x W x H): 4.4 x 7 x 10 inches
- Item Weight: 13.8 ounces
- Power Source: Battery Powered (Ni-MH)
- Material: Plastic
- Date First Available: September 2, 2011
Warranty Information
Your VTech CS6124 Cordless Answering System is covered by a limited warranty from the date of purchase. Please refer to the warranty card included in your product packaging for specific terms, conditions, and duration of coverage. Keep your purchase receipt as proof of purchase.
Customer Support
For further assistance, technical support, or to inquire about replacement parts, please visit the official VTech website or refer to the contact information provided with your product packaging. Do not attempt to repair the unit yourself, as this may void your warranty.





