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Please thoroughly read the user’s manual for all the feature operations and troubleshooting information you need to install and operate your new AT&T product. You can also visit our website at 1 (800) 222-3111 call Model number: EL51100/EL51110 Type: DECT 6.0 cordless telephone Serial number: Purchase date: Place of purchase: Both the model and serial number of your AT&T product can be found on the...
Parts checklist Your telephone package contains the following items. Save your sales receipt and original packaging in the event warranty service is necessary. Quick start guide EL51100/EL51110 DECT 6.0 cordless telephone with caller ID/call waiting Quick start guide Cordless handset...
User’s manual EL51100/EL51110 DECT 6.0 cordless telephone with caller ID/call waiting Table of contents Getting started Quick reference guide ...2 Telephone base installation ...4 Battery installation and charging ...5 Battery installation ...5 Battery charging ...6 Wall mount installation ...7 Tabletop to wall mount installation...7 Wall mount to tabletop installation ...9...
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Dialing, deleting and editing a directory entry ...28 To dial a directory number ...28 To delete a directory entry ...28 To edit a directory entry ...28 Speed dial locations ...29 To assign or reassign a directory entry to a speed dial location ...29 To clear a speed dial location ...30 To dial a speed dial number ...30 Caller ID...
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You must install and charge the battery before using the cordless handset. Install the telephone base close to a telephone wall jack and an electrical outlet not controlled by a wall switch. The telephone base can be placed on a flat surface or vertically mounted on the wall (page 7).
Getting started Quick reference guide REDIAL/PAUSE Press repeatedly to view the last 20 numbers dialed (page 17). While entering numbers, press and hold to insert a dialing pause (pages 15 and 24). PHONE/FLASH Press to make or answer a call (page 15).
Getting started Quick reference guide The > symbol indicates the feature to select. >DIRECTORY CALL LOG Main menu DIRECTORY (page 24) CALL LOG (page 34) RINGERS (page 11) SETTINGS (pages 12-14) HANDSET LOCATOR Press to make the handset beep so you can locate it (page 22).
Getting started Telephone base installation If you subscribe to high-speed Internet service (DSL - digital subscriber line) through your telephone line, you must install a DSL filter between the telephone line cord and the telephone wall jack. The filter prevents noise and caller ID problems caused by DSL interference.
Getting started Battery installation and charging Battery installation Install the battery as shown below. Plug the battery connector securely into the socket inside the handset battery compartment, matching the color-coded label. Charge the handset by placing it face up in the telephone base.
Getting started Battery installation and charging Battery charging Once you have installed the battery, the screen indicates the battery status (see the table below). If necessary, place the handset in the telephone base to charge the battery. For best performance, keep the handset in the telephone base when not in use.
Getting started Wall mount installation The telephone base comes ready for tabletop use. If you want to mount your telephone on a wall, use the provided wall mount bracket to connect with a standard dual-stud telephone wall mounting plate. If you do not have this mounting plate, you can purchase one from many hardware or consumer electronics retailers.
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Getting started Wall mount installation Plug the other end of the telephone line cord into the telephone wall jack. Plug the large end of the base power adapter into an electrical outlet not controlled by a wall switch. Align the holes on the wall mount bracket with the mounting studs of the wall mounting plate and slide the bracket down until it locks securely.
Getting started Wall mount installation Wall mount to tabletop installation To change the telephone base from the wall mount installation to tabletop installation, follow the steps below. Unplug the large end of the base power adapter from the electrical outlet. If the telephone line cord and power adapter cord are bundled, untie them first.
Telephone settings Menu overview Use the menu to change the telephone settings. Press MENU/ SELECT in use) to enter the main menu. Press feature you want to select. Press /SELECT to select or save the indicated item. MENU -OR- OFF/ Press CLEAR previous menu or exit the menu display.
Telephone settings Handset settings Ringer volume You can set the handset ringer volume level (1-6), or turn the ringer off. When the ringer is off, appears on the handset screen. Press MENU/ SELECT Press Press /SELECT to select >RINGER VOLUME. MENU Press Press...
Telephone settings Handset settings LCD language You can use this feature to select the language used for all screen displays. Press MENU/ SELECT Press /SELECT twice to select >LCD LANGUAGE. Press MENU Press ESPAÑOL. Press /SELECT to save your preference. MENU Voicemail waiting (visual message waiting) indicator If you subscribe to a voicemail service offered by your telephone...
Telephone settings Handset settings Key tone The handset is programmed to beep with each key press. You can turn KEY TONE off, so there are no beeps when you press keys. Press MENU/ SELECT Press /SELECT. MENU Press /SELECT. MENU Press /SELECT to save your preference.
Telephone settings Handset settings Home area code If you dial seven digits to make a local call (no area code required), enter your area code into the telephone as the home area code. When you receive a call from within your home area code, the caller ID history only displays the seven digits of the telephone number.
Telephone operation Making, answering and ending a call Making a call To make a call: Press PHONE/ FLASH -OR- SPEAKER to use the speakerphone, then wait Press for the dial tone. Use the dial pad keys to enter the telephone number. On-hook dialing (predialing): Use the dial pad keys to enter the telephone number (up to 30 digits).
Telephone operation Making, answering and ending a call Speakerphone During a call, press speakerphone and normal handset use. OFF/ Press to hang up. CLEAR NOTE: After installing the battery in the handset, the screen may show LOW BATTERY. If you use the speakerphone at this time, the battery may become depleted. Follow the instructions in Battery charging on page 6.
Telephone operation Redial The handset stores the 20 most recently called numbers in the redial list. To review numbers in the redial list Press REDIAL/ PAUSE Press , or Press REDIAL/ scroll through the 20 recently called numbers (up to 30 digits each).
Telephone operation Redial To copy a number from the redial list to the directory While reviewing the desired number in the redial list, press /SELECT twice to edit the telephone number. Refer to MENU Step 5 in To create a new directory entry on page 24. /SELECT to add the name.
Telephone operation Options while on calls Volume control While on a call, press /VOLUME to decrease the listening volume. When the volume reaches the minimum or maximum setting, you hear two beeps. NOTE: The handset earpiece volume setting (1-5) and speakerphone volume setting (1-6) are independent.
Telephone operation Options while on calls Temporary tone dialing If you have pulse (rotary) dialing service only, use this feature to temporarily switch from pulse to touch-tone dialing during a call. During a call, press TONE . Buttons pressed after this send touch-tone signals.
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Telephone operation Options while on calls • To access the redial list while on a call: Press REDIAL/ PAUSE recently called. If it is not the desired number, press to scroll to the desired one. Press /SELECT. The handset dials the displayed MENU number.
Telephone operation Handset locator If you misplace the handset, use the handset locator feature on the telephone base to find it. To start the paging tone: • Press HANDSET LOCATOR on the telephone base to start the paging tone on the handset for 60 seconds. To stop the paging tone: PHONE/ •...
Directory Directory overview Directory memory capacity The directory can store up to 100 entries, with a maximum of 15 alphanumeric characters (including spaces) for the names and 30 digits for the telephone numbers. A convenient search feature can help you find and dial numbers quickly (see To search by name on page 26).
Directory Create directory entries To create a new directory entry Press MENU/ SELECT Press Press Press /SELECT. MENU Enter the telephone number when prompted. • Copy a number from redial: Press REDIAL/ Press number to copy. /SELECT to copy the number. Press MENU -OR-...
Directory Create directory entries • The first letter of every word is capitalized. The remaining letters in a word start as lower case letters as shown in the character chart below. Dial space /SELECT to store your new directory entry. The handset shows Press MENU SAVED and a confirmation tone sounds.
Directory Reviewing the directory To review directory entries Press DIR when in idle mode to show the first entry in the directory. DIRECTORY EMPTY appears if there are no directory entries. -OR- You can also show the first entry in the directory by pressing MENU/ SELECT to scroll to >DIRECTORY, then press...
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Directory Reviewing the directory If you press 5 (JKL) twice, K and then Kevin display. • • If you press 5 (JKL) three times, L and then Linda display. If you press 5 (JKL) four times, 5 displays. • • If you press 5 (JKL) five times, J displays and then Jennifer displays again.
Directory Dialing, deleting and editing a directory entry You can dial, delete or edit the displayed directory entry. See To review directory entries or To search by name on page 26 to show an entry from the directory first. To dial a directory number •...
Directory Speed dial locations To assign or reassign a directory entry to a speed dial location Press MENU/ SELECT Press /SELECT. MENU Press /SELECT. MENU To assign a speed dial location, press to an empty speed dial location. -OR- To reassign a speed dial location, press scroll to the desired speed dial location.
Directory Speed dial locations To clear a speed dial location Press MENU/ SELECT Press /SELECT. MENU Press /SELECT. MENU Press Press DELETE to clear the selected speed dial location. <EMPTY> appears in that speed dial location. NOTE: Clearing the speed dial locations does not affect the entries in the directory.
Caller ID About caller ID This product supports caller ID services offered by most telephone service providers. Caller ID allows you to see the name, number, date and time of calls. The available caller ID information will appear after the first or second ring. Information about caller ID with call waiting Caller ID with call waiting lets you see the name and telephone number of the caller before answering the call, even while on another call.
Caller ID Caller ID history How caller ID history (call log) works The telephone stores caller ID information about the last 50 incoming calls in the telephone base. Each entry may have up to 24 digits for the telephone number and 15 characters for the name.
Caller ID Caller ID operation Missed (new) calls indicator When you have calls that have not been reviewed, the handset idle screen shows XX MISSED CALLS. All entries that have not been reviewed are counted as missed (new) calls. Each time you review a caller ID history entry marked NEW, the number of missed (new) calls decreases by one.
Caller ID Caller ID operation To review the caller ID history Review the caller ID history to find out who called, to return the call or to copy the caller’s name and number into your directory. CALL LOG EMPTY appears if there are no records in the caller ID history.
Caller ID Caller ID operation -OR- Before dialing or saving the telephone number in the directory, press 1 repeatedly if you need to add or remove 1 in front of the telephone number. NOTE: If you do not need to dial the area code for local calls, make sure to program your home area code (see Home area code on page 14).
Caller ID Caller ID operation /SELECT to delete all entries from the caller ID Press MENU history. The screen shows DELETING... with a confirmation tone. Once entries are deleted, you cannot retrieve them. -OR- Press OFF/ CLEAR caller ID history intact. Saving a caller ID history entry in the directory While reviewing the caller ID history, press browse through the caller ID history and find the desired...
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Caller ID Caller ID operation • If you try to save a caller ID history entry to the directory without a number, UNABLE TO SAVE displays. • If the telephone number has more than 15 digits, only the last 15 digits appear in the caller ID history.
Appendix Screen icons, indicator lights and alert tones Screen icons HANDSET 1 16 MISSED CALLS 10:30 11/20 Handset indicator lights Low battery; place the handset in the telephone base to recharge. (flashing) Indicates the battery voltage level. Battery is charging. (animated display) (animated display) The speakerphone is in use.
Appendix Screen icons, indicator lights and alert tones Telephone base indicator lights Handset alert tones One short beep (Key tone) Two short beeps (Error tone) Three short beeps (Out-of-range or no-power-at- base warning tone) Three short high-pitched beeps (Confirmation tone) Four short beeps (Low-battery warning tone) IN USE light...
Appendix Handset display screen messages CALL LOG EMPTY DIRECTORY EMPTY ENDED INCOMING CALL LINE IN USE LIST FULL LOW BATTERY MICROPHONE ON MUTED NEW VOICEMAIL NO BATTERY NO LINE NUMBER ALREADY SAVED OUT OF RANGE OR NO PWR AT BASE PAGING PHONE PLACE IN...
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Appendix Handset display screen messages UNABLE TO CALL. TRY AGAIN UNABLE TO SAVE XX MISSED CALLS While the handset is on a call, it is out of range or there is no power at the telephone base. You cannot save a caller ID history entry without a number to the directory.
Appendix Troubleshooting If you have difficulty with your telephone, please try the suggestions below. For customer service, or to purchase accessories or replacement parts, visit www.telephones.att.com our website at 1 (866) 288-4268 In Canada, dial will need the serial number or model number found on the bottom of the telephone base.
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Appendix Troubleshooting I cannot dial out. • First try all the suggestions in the item I cannot get a dial tone on page 42. • Make sure you have a dial tone before dialing. The cordless handset may take a second or two to find the telephone base and produce a dial tone. This is normal.
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Appendix Troubleshooting • Move the cordless handset closer to the telephone base. You might have moved out of range. • Reset the telephone base. Unplug the electrical power. Wait for 15 seconds then plug it back in. Allow up to one minute for the cordless handset and telephone base to reset.
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Appendix Troubleshooting I get noise, static, or weak signals even when I’m near the telephone base. • If you subscribe to high-speed Internet service (DSL - digital subscriber line) through your telephone line, you must install a DSL filter between the telephone line cord and the telephone wall jack (see Telephone base installation on page 4).
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Appendix Troubleshooting • Excessive background noise will cause a speakerphone to fade in and out. Try controlling the background noise by turning off any audio devices near the speakerphone. Also, try to avoid interrupting the person at the other end of the conversation while the person is speaking.
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Appendix Troubleshooting • If you subscribe to high-speed Internet service (DSL - digital subscriber line) through your telephone line, you must install a DSL filter between the telephone line cord and the telephone wall jack (see Telephone base installation on page 4). The filter prevents noise and caller ID problems caused by DSL interference.
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Appendix Troubleshooting My caller ID isn’t working. • Caller ID is a subscription service. You must subscribe to this service from your telephone service provider for this feature to work on your telephone. • Your caller must be calling from an area that supports caller ID. •...
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Appendix Troubleshooting • Make sure to plug your USB telephone adapter into a dedicated USB port on your computer. Do not plug it into a multiple port USB hub (USB splitter) that is not powered. • In a few rare instances, the USB port on your computer may not have enough power.
Appendix Maintenance Taking care of your telephone • Your cordless 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.
Appendix Important safety information This symbol is to alert you to important operating or servicing instructions that may appear in this user’s manual. Always follow basic safety precautions when using this product to reduce the risk of injury, fire, or electric shock. Safety information •...
Appendix Important safety information • Electrical power: The telephone base of this cordless telephone must be connected to a working electrical outlet which is not controlled by a wall switch. Calls cannot be made from the handset if the telephone base is unplugged, switched off or if the electrical power is interrupted. •...
Appendix FCC Part 68 and ACTA This equipment complies with Part 68 of the FCC rules and with technical requirements adopted by the Administrative Council for Terminal Attachments (ACTA). The label on the back or bottom of this equipment contains, among other things, a product identifier in the format US:AAAEQ##TXXXX. This identifier must be provided to your telephone service provider upon request.
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Appendix FCC Part 68 and ACTA The Ringer Equivalence Number (REN) for this terminal equipment is 0.1B. The REN is an indication of the maximum number of devices allowed to be connected to a telephone interface. The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the RENs of all the devices does not exceed five.
Appendix FCC Part 15 This equipment has been tested and found to comply with the requirements for a Class B digital device under Part 15 of the Federal Communications Commission (FCC) rules. These requirements are intended to provide reasonable protection against harmful interference in a residential installation.
Appendix Limited warranty The AT&T brand is used under license - any repair, replacement or warranty service, and all questions about this product should be directed to our website at 1 (800) 222-3111 What does this limited warranty cover? The manufacturer of this AT&T branded product warrants to the holder of a valid proof of purchase (“CONSUMER”...
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Appendix Limited warranty • PRODUCT purchased, used, serviced, or shipped for repair from outside the United States of America or Canada, or used for commercial or institutional purposes (including but not limited to products used for rental purposes); or • PRODUCT returned without a valid proof of purchase (see item 6 below);...
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Appendix Limited warranty associated equipment, the cost of substitute equipment, and claims by third parties) resulting from the use of this PRODUCT. Some states/provinces do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion might not apply to you. Please retain your original sales receipt as proof of purchase.
Appendix Technical specifications RF frequency band Channels Operating temperature Telephone base voltage (AC voltage, 60Hz) Telephone base voltage (AC adapter output) Handset voltage Operating times* * Operating time varies depending on your actual use and the age of the battery. DECT 6.0 digital technology Telecommunications (DECT) 6.0 is a new frequency band that transmits your voice across multiple channels.