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What is in the box with the VTECH CS6648-2?
Your VTECH CS6648-2 package contains the following items:
• Telephone base
• Handset (2 for CS6648-2)
• Charger and charger adapter (1 for CS6648-2)
• Battery (2 for CS6648-2)
• Battery compartment cover (2 for CS6648-2)
• Telephone line cord
• Telephone base power adapter
• User’s manual
• Quick start guide
What are the main features of the VTECH CS6648-2 telephone base?
The VTECH CS6648-2 telephone base has the following features:
1. **LCD display**
2. **/FIND HANDSET**
• Press to page all registered handsets.
3. **IN USE light**
• On when the handset is in use, or when the answering system is answering a call.
• Flashes when there is an incoming call or when handsets are being deregistered.
• Flashes when another telephone is in use on the same line.
4. **/SKIP**
• Press to skip a message.
• Press twice to skip to the next message during message playback.
5. **/REPEAT**
• Press to repeat a message.
• Press twice to listen to the previous message.
6. **Message window**
• Shows the number of messages or other answering system information.
7. **/PLAY/STOP**
• Press to start or stop message playback.
8. **/DELETE**
• Press to delete the message currently playing.
• When the phone is not in use, press twice to delete all old messages.
9. **/ANS ON**
• Press to turn the built-in answering system on or off.
10. **/VOL**
• During message playback, press to adjust the listening volume.
• When the phone is not in use, press to adjust the telephone base ringer volume.
11. **CHARGE light**
• On when the handset is charging in the telephone base.
What are the main features of the VTECH CS6648-2 handset?
The VTECH CS6648-2 handset has the following features:
1. **Handset earpiece**
2. **LCD display**
3. **MENU/SELECT**
• Shows the menu.
• While in a menu, press to select an item, or save an entry or setting.
4. **OFF/CANCEL**
• Hangs up a call.
• Returns to the previous menu or idle mode without making changes.
• Deletes digits or characters while using the dialing keys.
• Press and hold to erase the missed call indicator when the handset is not in use.
5. **Arrow Keys (Up/Down)**
• Press UP/DIR to show directory entries.
• Press DOWN/CID to show caller ID log.
• Moves up or down while in a menu, or in the directory, caller ID log or redial list.
• Moves the cursor to the left or right when entering numbers or names.
• Press UP to increase the handset listening volume during a call.
• Press DOWN to decrease the handset listening volume during a call.
6. **TALK/FLASH**
• Makes or answers a call.
• Answers an incoming call when you receive a call waiting alert.
7. **1**
• While reviewing a caller ID log entry, press repeatedly to see other dialing options.
• Press and hold to set or dial your voicemail number.
8. **TONE***
• Switches to tone dialing temporarily during a call.
9. **/SPEAKER**
• Makes or answers a call using the speakerphone.
• Switches between the speakerphone and the handset earpiece during a call.
10. **REDIAL/PAUSE**
• Press repeatedly to view the last 10 numbers dialed.
• Press and hold to insert a dialing pause while entering numbers.
11. **INT**
• Initiates an intercom conversation or transfers a call.
12. **MUTE/DELETE**
• Mutes the microphone during a call.
• Deletes the displayed entry while in the directory, caller ID log or redial list.
• Deletes digits or characters while using the dialing keys.
13. **QUIET#**
• Press and hold to enter QUIET mode setting screen, or to deactivate QUIET mode.
14. **CHARGE light**
• On when the handset is charging in the telephone base or charger.
How do I interpret the handset and telephone base display icons on the VTECH CS6648-2?
The display icons on your VTECH CS6648-2 indicate the following:
• **Battery icon**: The battery is charging (animated). The battery is full. The battery has a medium level of charge. The battery is low and needs charging. The battery is empty or being installed.
• **ANS ON**: The built-in answering system is on. Flashes when you have new answering system messages.
• **NEW**: There are new caller ID log entries.
• **RINGER OFF**: The handset ringer is turned off.
• **Handset number**: Shows the handset number (1-5).
• **MUTE**: The microphone is turned off.
• **SPEAKER**: The handset speakerphone is in use.
The telephone base display icons indicate the following:
• **ANS ON**: The built-in answering system is on.
• **Message counter**: Shows the total number of old messages, or the current message number during playback. Flashes when there are new messages. Flashes rapidly when remaining time is less than 3 minutes, or when memory is full.
How do I connect the telephone base for the VTECH CS6648-2?
To connect the telephone base for your VTECH CS6648-2, follow these steps:
1. Plug the telephone line cord into the telephone jack on the telephone base and a telephone wall jack.
2. Plug the power adapter into the power jack on the telephone base and an electrical outlet not controlled by a wall switch.
Note: Use only the power adapter provided with the product. If you subscribe to a digital subscriber line (DSL) high-speed Internet service, a DSL filter is required and must be plugged into the telephone wall jack.
How do I mount the telephone base of the VTECH CS6648-2 on a wall?
To mount the VTECH CS6648-2 telephone base on a wall:
1. Plug the power adapter into an electrical outlet.
2. Plug the telephone line cord into a telephone jack.
3. Position the telephone base so the mounting holes are aligned with the screws on the wall plate.
4. Slide the telephone base down until it locks securely.
How do I install and charge the battery for my VTECH CS6648-2 handset?
To install the battery:
1. Plug the battery connector securely into the socket inside the handset battery compartment.
2. Place the battery with the label THIS SIDE UP facing up and the wires inside the battery compartment.
3. Align the cover flat against the battery compartment, then slide it upwards until it clicks into place.
To charge the battery:
1. Place the handset in the telephone base or charger to charge.
2. For best performance, keep the handset in the telephone base or charger when not in use.
3. The battery is fully charged after 12 hours of continuous charging.
4. It may take up to 30 seconds for the display to show the battery status after placing it in the base or charger.
The CHARGE light on the handset is on during charging.
| Battery indicators | Battery status | Action |
|---|---|---|
| The screen is blank, or shows Put in charger and [flashing battery icon]. | Battery has no or very little charge. The handset cannot be used. | Charge without interruption (at least 30 minutes). |
| The screen shows Low battery and [flashing battery icon]. | Battery has enough charge to be used for a short time. | Charge without interruption (at least 30 minutes). |
| The screen shows HANDSET X and [solid battery icon]. | Battery is charged. | To keep the battery charged, place it in the telephone base or charger when not in use. |
How do I set the language on my VTECH CS6648-2 handset?
To set the language on your VTECH CS6648-2 handset:
1. Press **MENU/SELECT** when the handset is not in use.
2. Press the UP or DOWN arrow to scroll to **Settings**, then press **MENU/SELECT**.
3. Press **MENU/SELECT** to select **Language**.
4. Press the UP or DOWN arrow to choose **English**, **Français**, or **Español**.
5. Press **MENU/SELECT** to save your setting.
How do I set the date and time on my VTECH CS6648-2?
To set the date and time on your VTECH CS6648-2:
1. Press **MENU/SELECT** when the handset is not in use.
2. Press the UP or DOWN arrow to scroll to **Set date/time**, then press **MENU/SELECT**.
3. Use the dialing keys (0-9) to enter the month (MM), day (DD), and year (YY). Then press **MENU/SELECT**.
4. Use the dialing keys (0-9) to enter the hour (HH) and minute (MM).
5. Press the UP or DOWN arrow to choose **AM** or **PM**.
6. Press **MENU/SELECT** to save.
Note: If you subscribe to caller ID service, the day, month and time are set automatically with each incoming call.
How do I make a call with my VTECH CS6648-2?
To make a call using your VTECH CS6648-2:
1. Press **TALK/FLASH** or **/SPEAKER** on the handset.
2. Listen for a dial tone and then dial the telephone number.
Alternatively, you can use predialing:
1. Enter the telephone number using the dialing keys.
2. Press **TALK/FLASH** or **/SPEAKER** to dial.
How do I answer and end a call on my VTECH CS6648-2?
To answer a call on your VTECH CS6648-2, press **TALK/FLASH** or **/SPEAKER**. You can also press any dialing key (**0-9**, **TONE***, or **#**) to answer.
To end a call, press **OFF/CANCEL** or place the handset in the telephone base or charger.
How do I use the speakerphone on my VTECH CS6648-2?
During a call, press **/SPEAKER** to switch between the hands-free speakerphone and the handset earpiece. Press **OFF/CANCEL** to hang up.
How do I adjust the volume on my VTECH CS6648-2?
To adjust the listening volume during a call, press the UP or DOWN arrow key on the side of the handset.
To adjust the handset ringer volume when the handset is not in use:
1. Press **MENU/SELECT**.
2. Scroll to **Ringers** and press **MENU/SELECT**.
3. Press **MENU/SELECT** to select **Ringer volume**.
4. Press UP or DOWN to sample each volume level.
5. Press **MENU/SELECT** to save your preference.
To adjust the telephone base ringer volume:
1. When the phone is not in use, press **/VOL** on the telephone base.
2. Press **/VOL** up or down to sample each volume level.
3. The setting is saved after you have finished.
How do I use the mute function on my VTECH CS6648-2?
To mute the microphone during a call:
1. Press **MUTE/DELETE**.
2. The handset displays **Muted** and the other party cannot hear you, but you can hear them.
3. Press **MUTE/DELETE** again to resume the conversation.
How does call waiting work on the VTECH CS6648-2?
If you subscribe to call waiting service from your telephone service provider, you will hear a beep if someone calls while you are already on a call. To use call waiting:
• Press **TALK/FLASH** on the handset to put your current call on hold and take the new call.
• Press **TALK/FLASH** at any time to switch back and forth between calls.
How can multiple users join a call on the VTECH CS6648-2?
A handset and the telephone base speakerphone can join an external call at the same time. This feature is known as call sharing. To join a call in progress:
• When a handset is on a call, you can join the call by pressing **TALK/FLASH** or **/SPEAKER** on another handset.
• To end the call, press **OFF/CANCEL** on the handset or return it to the charger. The call continues on the other handset until it is also hung up.
How do I find a misplaced handset for my VTECH CS6648-2?
To locate a misplaced handset, press **/FIND HANDSET** on the telephone base. All idle registered handsets will ring and display **Paging**.
To stop the paging, press **/FIND HANDSET** again on the base, or press **TALK/FLASH**, **/SPEAKER**, **OFF/CANCEL**, or any dialing key on the handset.
How do I use the redial list on the VTECH CS6648-2?
The VTECH CS6648-2 stores the last 10 telephone numbers dialed. To view and dial from the redial list:
1. Press **REDIAL/PAUSE** when the handset is not in use.
2. Press the UP or DOWN arrow, or **REDIAL/PAUSE** repeatedly to browse through the list.
3. When the desired entry is displayed, press **TALK/FLASH** or **/SPEAKER** to dial.
To delete a redial entry, press **MUTE/DELETE** while the desired entry is displayed.
What is temporary tone dialing and how do I use it on the VTECH CS6648-2?
If you have pulse (rotary) service, you can temporarily switch to touch-tone dialing during a call to use services that require tone signals, such as telephone banking.
1. During a call, press **TONE***.
2. Use the dialing keys to enter the required number.
3. The phone automatically returns to pulse dialing mode after you end the call.
How do I use chain dialing with my VTECH CS6648-2?
Chain dialing allows you to use a sequence of numbers from the directory or caller ID log while on a call. This is useful for accessing numbers like calling card numbers or access codes.
To access the directory while on a call:
1. Press **MENU/SELECT**.
2. Press **MENU/SELECT** to select **Directory**.
3. Scroll to the desired entry and press **MENU/SELECT** to dial the displayed number.
To access the caller ID log while on a call:
1. Press **MENU/SELECT**.
2. Scroll down to **Caller ID log** and press **MENU/SELECT**.
3. Scroll to the desired entry and press **MENU/SELECT** to dial the displayed number.
How do I use the intercom feature on my VTECH CS6648-2?
You can have an intercom conversation between two system handsets.
To initiate an intercom call:
1. Press **INT** on your handset when not in use.
2. If you have more than two handsets, scroll to select a destination handset and press **MENU/SELECT**.
3. The destination handset rings and shows **HANDSET X is calling**.
To answer an intercom call:
• Press **TALK/FLASH**, **/SPEAKER**, **INT** or any dialing key on the destination handset.
To end an intercom call:
• Press **OFF/CANCEL** or **INT** on either handset, or place the handset back in the charger.
How do I transfer an outside call to another handset on my VTECH CS6648-2?
During an outside call, you can transfer the call from one handset to another.
1. During the call, press **INT**.
2. If you have more than two handsets, scroll to select a destination handset and press **MENU/SELECT**.
3. The outside call is put on hold. Your handset shows **Calling HANDSET X** and the destination handset rings.
4. To complete the transfer, press **OFF/CANCEL** on your handset, or place it in the charger. The destination handset is automatically connected to the outside call.
You can also press **TALK/FLASH** on the originating handset to talk to the external call if the destination handset does not answer within 30 seconds.
How do I create and store a directory entry on my VTECH CS6648-2?
The directory can store up to 50 entries, which are shared by all handsets. Each entry can have a phone number up to 30 digits and a name up to 15 characters.
To create a new entry:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Directory** and press **MENU/SELECT**.
3. Press **MENU/SELECT** again to select **Add contact**.
4. Use the dialing keys to enter the telephone number (up to 30 digits). Press **MUTE/DELETE** to backspace and erase a digit. Press and hold **REDIAL/PAUSE** to insert a three-second dialing pause if needed.
5. Press **MENU/SELECT** to move to the name entry.
6. Use the dialing keys to enter the name (up to 15 characters). Each key has multiple characters; press the key repeatedly until the desired character appears.
7. Press **MENU/SELECT** to store your new directory entry. You will hear a confirmation tone.
How do I review and dial from the directory on my VTECH CS6648-2?
To review and dial from the directory:
1. Press **UP/DIR** when the handset is not in use.
2. Press the UP or DOWN arrow to browse through the directory alphabetically, or use the dialing keys to jump to entries starting with that letter.
3. When the desired entry appears, press **TALK/FLASH** or **/SPEAKER** to dial the number.
How do I edit a directory entry on my VTECH CS6648-2?
To edit a directory entry:
1. Search for the desired entry in the directory.
2. When the entry is displayed, press **MENU/SELECT**.
3. Use the dialing keys to edit the number, then press **MENU/SELECT**.
4. Use the dialing keys to edit the name.
5. Press **MENU/SELECT** to save the changes.
How do I delete a directory entry on my VTECH CS6648-2?
To delete an entry from the directory:
1. Search for the desired entry in the directory.
2. When the entry is displayed, press **MUTE/DELETE**.
3. The screen shows **Delete contact?**. Press **MENU/SELECT** to confirm.
How do I assign and use speed dial on the VTECH CS6648-2?
You can assign a directory entry to a speed dial location (0-9).
To assign a speed dial entry:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Directory** and press **MENU/SELECT**.
3. Scroll to **Speed dial** and press **MENU/SELECT**.
4. Scroll to the desired speed dial location and press **MENU/SELECT**.
5. Scroll to the desired directory entry and press **MENU/SELECT** to save.
To dial a speed dial number:
• Press and hold the dialing key (0-9) corresponding to the desired entry when the handset is not in use. The number will be dialed automatically.
How do I review the caller ID log on my VTECH CS6648-2?
The VTECH CS6648-2 stores information for up to 30 recent callers. If you subscribe to caller ID service, information about each caller appears after the first or second ring.
To review the caller ID log:
1. Press **DOWN/CID** when the handset is not in use.
2. Press the UP or DOWN arrow to scroll through the log.
When reviewing a caller ID entry, press **#** (pound key) repeatedly to show different dialing formats (e.g., 7-digit, 10-digit, 11-digit). Press **1** repeatedly to add or remove a “1” in front of the number before dialing or saving.
What does the missed call indicator on the VTECH CS6648-2 mean?
When you have calls that have not been reviewed, the handset screen shows **XX Missed calls**. Each time you review a caller ID log entry marked **NEW**, the number of missed calls decreases. When you have reviewed all the missed calls, the missed call indicator disappears. If you want to erase the missed call indicator without reviewing the calls, press and hold **OFF/CANCEL** on the idle handset.
How do I dial a number from the caller ID log on my VTECH CS6648-2?
1. Search for the desired entry in the caller ID log.
2. When the desired entry is displayed, press **TALK/FLASH** or **/SPEAKER** to dial the number.
How do I save a caller ID log entry to the directory of my VTECH CS6648-2?
1. Search for the desired entry in the caller ID log.
2. When the desired entry is displayed, press **MENU/SELECT**.
3. The screen shows **Edit number**. Press **MENU/SELECT** again to select it.
4. Use the dialing keys to edit the number if necessary, then press **MENU/SELECT**.
5. The screen shows **Edit name**. Use the dialing keys to edit the name if necessary.
6. Press **MENU/SELECT** to save the entry to the directory.
How do I delete entries from the caller ID log on my VTECH CS6648-2?
To delete a single entry:
1. Search for the desired entry in the caller ID log.
2. When the entry is displayed, press **MUTE/DELETE**.
To delete all entries:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Caller ID log** and press **MENU/SELECT**.
3. Scroll to **Del all calls** and press **MENU/SELECT**.
4. When the screen shows **Delete all calls?**, press **MENU/SELECT** to confirm.
What is the difference between the answering system and voicemail service on the VTECH CS6648-2?
Your VTECH CS6648-2 has a built-in answering system that records messages. It also supports voicemail service offered by your telephone service provider (subscription may be required, and fees may apply).
The main differences are:
| Built-in answering system | Voicemail service |
|---|---|
| Managed through the telephone handset and base. | Typically managed by dialing an access number and/or PIN. |
| Stores messages on the telephone base. | Stores messages in the service provider’s network. |
| No monthly fees. | May have monthly fees. |
How do I turn the answering system on or off on my VTECH CS6648-2?
To turn the answering system on or off from the telephone base:
• Press **/ANS ON** to turn the answering system on or off. If turned on, it announces, “Calls will be answered.” If turned off, it announces, “Calls will not be answered.”
To turn the answering system on or off from a handset:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Answering sys** and press **MENU/SELECT**.
3. Scroll to **Ans sys on/off** and press **MENU/SELECT**.
4. Press **MENU/SELECT** again to select the checkbox to turn it on, or uncheck to turn it off.
5. Press **MENU/SELECT** to save the setting.
How do I record a new announcement on the VTECH CS6648-2 answering system?
You can record a personalized announcement up to 90 seconds. If you do not record one, a pre-recorded announcement is used.
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Answering sys** and press **MENU/SELECT**.
3. Press **MENU/SELECT** to select **Announcement**.
4. The screen shows **Play [2] Del [3] Rec [7]**. Press **7** to record.
5. The system announces, “Record after the tone. Press 5 when you are done.” After the tone, speak towards the handset microphone.
6. Press **5** when you are done.
To play back the announcement, press **2** after step 3. To delete the announcement and revert to the default, press **3** after step 3.
How do I play back messages on my VTECH CS6648-2?
To play messages on the telephone base:
• Press **/PLAY/STOP** when the phone is not in use. The base announces the number of new messages then begins playback. If there are no new messages, it plays back all old messages.
To play messages on a handset:
1. Press **MENU/SELECT** when the handset is not in use.
2. Press **MENU/SELECT** to select **Play messages**.
3. If there are new and old messages, press the UP or DOWN arrow to select **Play new msgs** or **Play old msgs**, then press **MENU/SELECT**.
Options during playback:
• **On the base:** Press **/VOL** to adjust volume. Press **/SKIP** to skip to the next message. Press **/REPEAT** to repeat the current message. Press **/DELETE** to delete the current message. Press **/PLAY/STOP** to stop playback.
• **On the handset:** Press UP or DOWN to adjust volume. Press **6** to skip to the next message. Press **4** to repeat the current message. Press **3** to delete the current message. Press **5** or **/SPEAKER** to stop playback.
How do I delete all old messages on the VTECH CS6648-2 answering system?
To delete all old messages on the telephone base:
• Press **/DELETE** twice when the phone is not in use.
To delete all old messages on a handset:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Answering sys** and press **MENU/SELECT**.
3. Scroll to **Delete all old** and press **MENU/SELECT**.
4. Press **MENU/SELECT** again to confirm.
How does call screening work on the VTECH CS6648-2?
With the answering system on, you can screen incoming calls at the telephone base and on the handset.
• **Call screening at the telephone base:** When the answering system is taking a message, you will hear the incoming message from the telephone base speaker. You can adjust the volume using **/VOL**.
• **Call screening on a handset:** If **Call screening** is set to on, you will hear the incoming message from the handset speaker. To set handset call screening:
1. Press **MENU/SELECT**.
2. Scroll to **Answering sys** and press **MENU/SELECT**.
3. Scroll to **Ans sys setup** and press **MENU/SELECT**.
4. Press **MENU/SELECT** to select **Call screening**.
5. Press the UP or DOWN arrow to choose **On** or **Off**, then press **MENU/SELECT**.
You can answer the call being recorded by pressing **TALK/FLASH** or **/SPEAKER** on the handset.
How do I change the number of rings for the answering system on my VTECH CS6648-2?
You can set the answering system to answer an incoming call after 2, 3, 4, 5, or 6 rings. You can also select Toll saver, which answers after two rings if you have new messages, or after four rings if there are no new messages.
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Answering sys** and press **MENU/SELECT**.
3. Scroll to **Ans sys setup** and press **MENU/SELECT**.
4. Scroll to **# of rings** and press **MENU/SELECT**.
5. Press the UP or DOWN arrow to choose 2, 3, 4, 5, 6, or Toll saver.
6. Press **MENU/SELECT** to save.
How do I access the answering system remotely on my VTECH CS6648-2?
You can access your answering system remotely from any touch-tone phone.
1. Dial your telephone number from any touch-tone phone.
2. When the system plays your announcement, enter your two-digit remote access code. The default code is 19. The system will announce the number of new messages, if any.
3. You can then enter remote commands using the touch-tone keys.
| Remote commands | Action |
|---|---|
| 1 | Play all messages. |
| 2 | Play only new messages. |
| 3 | Delete the current message (during playback). |
| 33 | Delete all old messages. |
| 4 | Repeat the current message (during playback). |
| 5 | Stop. |
| *5 | Hear a list of remote commands. |
| 6 | Skip to the next message (during playback). |
| 7 | Record a new announcement. |
| 8 | End the call. |
| 0 | Turn the answering system on or off. |
To change the remote access code:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Answering sys** -> **Ans sys setup** -> **Remote code** and press **MENU/SELECT**.
3. Enter a two-digit number from 00 to 99 and press **MENU/SELECT** to save.
How do I retrieve voicemail on my VTECH CS6648-2?
Voicemail is a feature available from most telephone service providers. To retrieve voicemail messages, you typically dial an access number provided by your service provider and then enter a security code.
To set your voicemail number for quick access:
1. Press **MENU/SELECT** when the handset is not in use.
2. Scroll to **Settings** and press **MENU/SELECT**.
3. Scroll to **Voicemail #** and press **MENU/SELECT**.
4. Use the dialing keys to enter your voicemail access number (up to 30 digits).
5. Press **MENU/SELECT** to save.
To retrieve voicemail using the stored number, press and hold **1**.
How should I care for my VTECH CS6648-2 telephone?
To keep your VTECH CS6648-2 telephone working well, follow these guidelines:
• **General Care:** Your telephone contains sophisticated electronic parts, so it must be treated with care.
• **Avoid Rough Treatment:** Place the handset down gently. Save the original packing materials to protect your telephone if you ever need to ship it.
• **Avoid Water:** Your telephone can be damaged if it gets wet. Do not use the handset in the rain, or handle it with wet hands. Do not install the telephone base near a sink, bathtub or shower.
• **Electrical Storms:** Electrical storms can sometimes cause power surges harmful to electronic equipment. For your own safety, use caution when using electrical appliances during storms.
• **Cleaning your Telephone:** Your telephone has a durable plastic casing that should retain its luster for many years. Clean it only with a soft cloth slightly dampened with water or a mild soap. Do not use excess water or cleaning solvents of any kind.
I cannot make or receive calls on my VTECH CS6648-2. What should I do?
If you are having trouble with calls, try the following solutions:
• Make sure all plugs are correctly connected. Inspect the telephone line cord and power adapter connections.
• Unplug the unit’s electrical power. Wait for approximately 15 seconds, then plug it back in. Allow up to one minute for the cordless handset and telephone base to reset.
• Charge the battery in the handset for up to 12 hours.
• If the battery is depleted, it may take up to 30 minutes to charge the handset before it shows “Low battery”.
• Remove and reinstall the battery. If that still does not work, it may be necessary to purchase a new battery.
• Disconnect the telephone base from the telephone wall jack and plug in a working telephone. If the other telephone does not work, the problem is probably in the wiring or telephone service.
Why doesn’t the handset on my VTECH CS6648-2 work?
If the handset is not functioning, check these points:
• Make sure the power cord is securely plugged in.
• Ensure the battery is correctly installed and charged.
• Reset the telephone base by unplugging the electrical power for 15 seconds, then plugging it back in.
• The handset may be out of range. Move it closer to the telephone base.
Why is there no dial tone on my VTECH CS6648-2?
If you do not hear a dial tone, try these troubleshooting steps:
• First try all the suggestions for not being able to make or receive calls.
• Move the handset closer to the telephone base. You might have moved out of range.
• Check if the telephone line cord is securely plugged into the base unit and the telephone wall jack.
• Test the telephone wall jack by connecting a working phone to it.
Why can’t I dial out on my VTECH CS6648-2?
If you are unable to dial out, please check the following:
• Ensure you have a dial tone before dialing.
• Make sure all plugs are securely connected.
• Eliminate any background noise. Noise from a television, radio or other appliance may cause the phone to not dial out properly.
• If you have other phones on the same line, check if another phone is in use. Disconnect it and try again.
What are the technical specifications for the VTECH CS6648-2?
| Frequency control | Crystal controlled PLL synthesizer |
| Transmit frequency | Handset: 1921.536-1928.448 MHz Telephone base: 1921.536-1928.448 MHz |
| Channels | 5 |
| Nominal effective range | Maximum power allowed by FCC and IC. Actual operating range may vary according to environmental conditions at the time of use. |
| Power requirements | Handset: 2.4V Ni-MH battery Telephone base: 6V DC @ 400mA Charger: 6V AC @ 300mA |
| Memory | Directory: 50 memory locations; up to 30 digits and 15 characters Caller ID log: 30 memory locations; up to 24 digits and 15 characters |
How to use the PDF below:
* Touchscreen: Swipe up/down with-in the PDF to scroll and pinch or spread with two fingers to zoom.
* Mouse: While your mouse is hovering over the PDF, use the mouse wheel to scroll and click on the – / + buttons at the bottom of the PDF to zoom.
CLICK HERE TO DOWNLOAD VTECH CS6648-2 (01) PDF DOCUMENT