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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page II USER’S MANUAL Part 2 2.4 GHz Cordless Telephone with Caller ID / Call Waiting 1440 Please also read Part 1 — Important Product Information © 2002 Advanced AmericanTelephones . All Rights Reserved . AT & T and the Globe Design are trademarks of AT & T Corp . , licensed to Advanced AmericanTelephones .
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page III Visit us at www.telephones.att.com © 2002 Advanced American Telephones . All Rights Reserved . AT & T and the Globe Design are trademarks of AT & TCorp . , licensed to Advanced American Telephones . Printed in China . Issue 1AT & T 12 / 02
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page IV CONTENTS BEFORE YOU BEGIN . . . . . . . . 1 BATTERIES . . . . . . . . . . . . . . 28 Parts List . . . . . . . . . . . . . . . . . . 1 Charge the Handset Choose a Location for Your Battery Pack . . . . . . . . . . . . . . 28 Phone . . . . . . . . . . . . . . . . . . 2 Replace the Handset About Caller Identification . . . . . . 2 Battery Pack . . . . . . . . . . . . . 29 INSTALLATION . . . . . . . . . . . . 3 IN CASE OF DIFFICULTY . . . . . 30 Before You Install . . . . . . . . . . . . 3 DEFAULT SETTINGS . . . . . . . . 34 Table / Desk Installation . . . . . . . . 4 TECHNICAL SPECIFICATIONS . . 35 Wall Installation . . . . . . . . . . . . . 6 INDEX . . . . . . . . . . . . . . . . . 36 TELEPHONE OPERATION . . . . . . 7 Make a Call . . . . . . . . . . . . . . . . 7 Answer a Call . . . . . . . . . . . . . . 7 End a Call . . . . . . . . . . . . . . . . . 7 Change Channel . . . . . . . . . . . . . 7 Redial . . . . . . . . . . . . . . . . . . . . 7 Handset Volume . . . . . . . . . . . . . 7 Flash / Call Waiting . . . . . . . . . . . . 7 Hold . . . . . . . . . . . . . . . . . . . . . 7 Page / Handset Locator . . . . . . . . 8 Handset Ringer Style / Battery Save . . . . . . . . . . . . . . 9 Temporary Tone Dialing . . . . . . . 9 Headset Jack . . . . . . . . . . . . . . . 10 Operating Range . . . . . . . . . . . . 10 TELEPHONE MEMORY . . . . . . 11 Store a Number / Name in Memory . . . . . . . . . . . . . . 11 Edit a Number / Name Stored in Memory . . . . . . . . . . . . . . 14 Delete a Number / Name Stored in Memory . . . . . . . . . . . . . . 15 Dial a Memory Number . . . . . . . 16 TELEPHONE DIRECTORY . . . . . 17 Store a Number / Name in the Directory . . . . . . . . . . . . . 17 Edit a Number / Name Stored in the Directory . . . . . . . . . . . 19 Delete a Number / Name Stored in the Directory . . . . . . . . . . . 20 Dial a Number from the Directory . . . . . . . . . . . . . 21 CALLER ID OPERATION . . . . . . 22 About Call History . . . . . . . . . . 22 Review Call History . . . . . . . . . . 23 Turn Off Base NEW CALL Indicator . . . . . . . 23 Delete Records from Call History . . . . . . . . . . . . . . 24 Dial a Displayed Number . . . . . 25 Store a Call History Record in the Directory . . . . . . . . . . . 26 Display Screen Messages . . . . . . 27
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 1 BEFORE YOU BEGIN Parts List Your box should include : This User’s Manual Base unit Wall Bracket Handset NiCd battery pack Power adapter 2 Telephone line cords 1
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 2 Choose a Location for Your Phone For best reception quality , choose a location for the base unit of your new telephone : • Away from microwave ovens • Away from TVs , VCRs , stereo equipment and computers ( Cordless telephones operate at a radio frequency that may cause interference with these types of equipment . ) • Away from extreme heat or cold ( For example : radiators , direct sunlight , air ducts , air conditioning and open windows ) • Away from other cordless telephones ( Note : 2.4 GHz Digital Spread Spectrum Telephones may cause interference with this telephone . ) • Away from metal walls or cabinets , and • Near an electrical outlet not controlled by a wall switch . About Caller Identification ( Caller ID ) This product has a Caller ID with Call Waiting feature that works with service from your local phone service provider . Caller ID with Call Waiting lets you see who’s calling before you answer the phone , even when you’re on another call . You may need to change your phone service to use this feature . Contact your phone service provider if : • You have both Caller ID and Call Waiting , but as separate services ( you may need combined service ) • You have only Caller ID service , or only Call Waiting service • You don’t subscribe to any Caller ID or Call Waiting services . You can use this product with regular Caller ID service , and you can use this product’s other features without subscribing to either Caller ID or combined Caller ID with Call Waiting service . There are fees for Caller ID services , and they may not be available in all areas . This product can provide information only if both you and the caller are in areas offering Caller ID service , and if both telephone companies use compatible equipment . 2
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 3 INSTALLATION Before You Install 1 Choose a location for the base near an electrical outlet and a telephone jack . This phone requires a modular telephone jack and a standard electrical outlet ( 110v AC ) not controlled by a wall switch . 2 Install the handset battery . Use only the following AT & T Batteries 3301 , SKU # 91076 . a ) Remove battery compartment cover by pressing on the indentation and sliding downward . b ) Align two holes in plug with socket pins , and snap the plug into place . c ) Place battery pack in compartment with the wires in the lower left corner , along the bottom of the battery pack . d ) Replace cover by sliding it up into place . 3
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 4 3 Attach belt clip to the cordless handset ( optional ) . To attach To remove NOTE : Install the base unit away from electronic equipment ¥ such as personal computers , television sets or microwave ovens . Avoid excessive heat , cold , dust or moisture . Table / Desk Installation Modular Standard telephone electrical outlet jack 1 Connect the telephone line cord . 2 Connect the power cord . 4
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 5 3 Charge the handset battery . Place the handset in the base . Charge the battery for at least 12 hours the first time . 4 Check for dial tone . After the batteries are charged , pick up the handset and press ; you should hear a dial tone . 5 Set the dial mode . If you have touch tone service , the phone is ready to use as soon as the batteries are charged . If you have dial pulse ( rotary ) service , you’ll need to change the dial mode . • Press on the handset to enter programming mode . • Press or until the screen displays and the currently selected mode . • Press . The current setting blinks . • Press or to select or . • Press , to save the displayed mode . 6 Set Time and Date . • Press , then press or until the screen displays : . Press . • The month is flashing . Press or until the screen displays the correct month . Press . • The day is flashing . Press or until the screen displays the correct day . Press . • The hour is flashing . Press or until the screen displays the correct hour . Press . • The minute is flashing . Press or until the screen displays the correct minute . Press . • or is flashing . Press or to choose between and . Press . NOTE : You can choose to set the time manually , or you can ¥ allow it to be automatically set with incoming Caller ID Information . 5
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 6 Wall Installation 1 Connect the telephone line cord . 2 Connect the power cord . 3 Mount the base on the wall . Modular Standard telephone jack electrical outlet b ) Pull base down a ) Align holes on on mounting base with studs until it mounting studs locks into place . on wall jack . 4 Follow Steps 3 – 6 in Table / Desk Installation . 6
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 7 TELEPHONE OPERATION Make a Call Press , then dial the number — OR — Dial the number ( use to backspace and correct digits ) , then press to call . Answer a Call Press any key except . End a Call Press — OR — Place handset in base . Change Channel Press to switch to a clearer channel while on a call . Redial Press , then press to call last number dialed ( up to 32 digits ) . — OR — Press , then press to call last number dialed.While handset idle , press twice to delete the record . Handset Volume While on a call , press or to adjust volume of what you hear.A double beep will be sounded when reach minimum or maximum volume . Flash / Call Waiting 1 When you receive a Call Waiting signal , press / to connect to the new call . 2 Press / again to return to the original call . Hold Press to put a call on hold . Press again or to release hold — OR — Pick up an extension phone will release hold and return the handset to the idle ( on hook ) mode . 7
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 8 Page / Handset Locator Press to page the handset for up to 60 seconds . Press again to cancel , or press on handset . Flashing : handset is in If you subscribe to Flashes use or there is telephone company when you have an incoming voice mail with a unreviewed call . visual message waiting call information . On steadily : signal , light flashes handset is when you have voice charging in mail waiting . base . 8
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 9 Handset Ringer Style / Battery Save You can select from four dif ferent handset ringer styles , or turn the ringer off and extend the battery life . 1 Make sure the handset is off . 2 Press to enter programming mode . 3 Press or until the screen displays and the current setting . 4 Press . The current setting is flashing . 5 Press or to select , , , , or . You will hear a sample of each ring . 6 Press to choose the displayed ringer setting . Temporary Tone Dialing If you have dial pulse ( rotary ) service , you can change from dial pulse to touch tone dialing during a call by pressing . This is useful if you need to send touch tone signals for access to telephone banking or long - distance services . 1 Dial the number . 2 Press . Buttons pressed after this send touch tone signals . 3 After you hang up , the phone automatically returns to dial pulse ( rotary ) service . 9
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 10 Headset Jack You can use this telephone hands - free when you install any AT & T 2.5 mm headset , purchased separately . Plug the headset into the jack located on the right side of the handset ( under the small rubber flap ) . Do not force the connection , but make sure the plug fits securely . Operating Range This cordless telephone operates within the maximum power allowed by the Federal Communications Commission ( FCC ) . Even so , this handset and base can communicate over only a certain distance — which can vary with the locations of the base and handset , the weather , and the construction of your home or office . For best performance , keep the base antenna fully upright . If you receive a call while you are out of range , the handset might not ring — or if it does ring , the call might not connect when you press . Move closer to the base , then press to answer the call . If you move out of range during a phone conversation , you might hear noise or interference . To improve reception , move closer to the base . If you move out of range without pressing , your phone will be left “ off the hook . � To hang up properly , walk back into range , periodically pressing . 10
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 11 TELEPHONE MEMORY This cordless phone can store 10 telephone numbers with names , each up to 16 digits long in memory locations you assign ( 0 - 9 ) . NOTE : Press at any time to exit memory ¥ dial mode . This cordless phone can store an additional 40 telephone numbers with names alphabetically in the directory . See TELEPHONE DIRECTORY for instructions . Store a Number / Name in Memory 1 Press . Then press or until the screen displays 2 Press or . The screen displays 3 Press the key ( 0 - 9 ) for the memory location where you’re storing this entry . If the selected location is empty , the screen displays NOTE : If the location is not empty , the current ¥ entry is displayed along with the choices after pressing key . Press to exit memory dial mode and start again , or follow the instructions to dial , edit or erase the current entry . 4 Using the chart below , enter up to 15 characters for the name you’re storing with the number . Use to backspace and make corrections ; use to advance and add a space . 11
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 12 Presses Dial Key 1 2 3 4 5 6 1 A B C 2 D E F 3 G H I 4 J K L 5 M N O 6 P Q R S 7 T U V 8 W X Y Z 9 0 * & ’ , - . # 5 When you finish entering the name , press or . The screen displays 6 Enter the telephone number . Use to backspace and make a correction . Press to store a pause in the dialing sequence . — OR — Press to display the last number ( up to 16 digits ) dialed from this phone . 7 Press or to store your entry . The screen displays 12
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 13 8 Press or to change the setting . Choose ( for Yes ) if you wish the phone to alert you to calls from this number by changing to a distinctive ringing pattern after the first ring . Choose ( for No ) for a normal ringing pattern . 9 Press or to confirm your selection . If you chose in Step 8 , a will be displayed with the memory entry . 10 To add additional memory locations follow procedures 1 - 9 again . 13
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 14 Edit a Number / Name Stored in Memory 1 Press . The screen displays 2 Press the memory location key of the entry you wish to edit . 3 When the screen displays the number you want to edit , press . Then press or until flashes . 4 Press . The screen displays the name and number . The flashing cursor appears at the end of the name . Use , and the dial pad keys to edit the name . Press to move on to edit the number . Use to backspace and make a correction.Press to move on to edit the Distinctive Ring setting . 5 Press to save the edited information . 14
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 15 Delete a Number / Name Stored in Memory 1 Press . The screen displays 2 Press the memory location key of the entry you wish to delete . 3 When the screen displays the number you want to delete , press . Then press or until flashes . 4 Press . The screen displays and the number . The current choice flashes . 5 Press or until flashes . 6 Press . 15
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 16 Dial a Memory Number 1 Press . The screen displays 2 Enter the memory location key of the entry you want to dial . 3 Press to dial the displayed memory number . 16
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 17 TELEPHONE DIRECTORY This cordless phone can store 40 telephone numbers with names , each up to 16 digits long . Entries are stored alphabetically . NOTE : Press at any time to exit directory . ¥ Store a Number / Name in the Directory 1 Press . The screen displays 2 Press . The screen displays 3 Using the chart below , enter up to 15 characters for the name you’re storing with the number . Use to backspace and make corrections ; use to advance and add a space . Presses Dial Key 1 2 3 4 5 6 1 A B C 2 D E F 3 G H I 4 J K L 5 M N O 6 P Q R S 7 T U V 8 W X Y Z 9 0 * & ’ , - . # 17
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 18 4 When you finish entering the name , press or . The screen displays 5 Enter the telephone number . Use to backspace and make a correction . Press to store a pause in the dialing sequence . — OR — Press to display the last number ( up to 16 digits ) dialed from this phone . 6 Press or . The screen displays 7 Press or to change the setting . Choose ( for Yes ) if you wish the phone to alert you to calls from this number by changing to a distinctive ringing pattern after the first ring . Choose ( for No ) for a normal ringing pattern . 8 Press or to confirm your selection . If you chose in Step 7 , a will be displayed with the directory entry . NOTE : When memory is full the screen displays ¥ , an error tone sounds , and you will not be able to store a new number until you delete a stored number . 18
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 19 Edit a Number / Name Stored in the Directory 1 Press ( DIR ) . The screen displays 2 Press or to scroll alphabetically through entries stored in memory — OR — Press the dial pad key for the first letter of the entry you want to edit . 3 When the screen displays the number you want to edit , press . Then press or until flashes . 4 Press . The screen displays the name and number . The flashing cursor appears at the end of the name . Use , and the dial pad keys to edit the name . Press to move on to edit the number . Use to backspace and make a correction.Press to move to edit the Distinctive Ring setting . 5 Press to save the edited information . 19
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 20 Delete a Number / Name Stored in the Directory 1 Press ( DIR ) . The screen displays 2 Press or to scroll alphabetically through entries stored in memor y — OR — Press the dial pad key for the first letter of the entry you want to delete . 3 When the screen displays the number you want to delete , press . Then press or until flashes . 4 Press . The screen displays and the number . The current choice flashes . 5 Press or until flashes . 6 Press . You’ll hear a long beep confirming the deletion . 20
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 21 Dial a Number from the Directory 1 Press ( DIR ) . The screen displays 2 Press or to scroll alphabetically through entries stored in memory — OR — Press the dial pad key for the first letter of the entry you want to dial . 3 When the screen displays the number you want to dial , press . Then press or until flashes . 4 Press . The phone automatically dials the number . — OR — When the screen displays the number you want to dial , press . NOTE : To dial a memory number refer to page ¥ 16 . 21
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 22 CALLER ID OPERATION About Call History If you subscribe to Caller ID service with your local phone service provider , this phone stores all incoming calls ( up to 99 at the handset ) with valid Caller ID information in the call log . Name , number , time and date information can all be stored , if they are sent with the call . Calls are automatically stored in the order they are received , with call “ 1 � stored as the oldest call . The call history number appears in the bottom right corner of the screen along with NEW for unreviewed or OLD for previously reviewed call information . PM OLD NOTE : Press at any time to exit call history . ¥ 22
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 23 Review Call History The screen displays call information for about 15 sec - onds after it has been received . 1 Press ( CID ) to view call history . The screen displays PM OLD 2 Use and to scroll through records in call history . Turn Off Base NEW CALL Indicator After reviewing all new calls , press on the handset . NOTE : If the light does not go off , you may still ¥ have unreviewed ( new ) calls somewhere in your call history . Make sure you review your entire call history . 23
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 24 Delete Records from Call History Delete a Specific Call 1 Locate the record you want to delete from call history . 2 Press , then press or until flashes . PM OLD 3 Press . The screen displays PM OLD The current choice flashes . 4 Press or until flashes . 5 Press . You’ll hear a long beep confirming the deletion . Delete All Calls 1 While viewing call history , press , then press or until flashes . PM OLD 2 Press . The screen displays PM OLD The current choice flashes . 3 Press or until flashes , then press . The screen displays . The current choice flashes . 4 Press or until flashes . 5 Press . You will hear a long beep confirming the deletion . 24
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 25 Dial a Displayed Number 1 Locate the record in call history that you want to dial . 2 If you wish to change how the number is dialed , press . The screen displays any alternate dialing sequences available for this call ( area code + number ; 1 + area code + number ; number only ; 1 + number ) . 3 When the number is correctly displayed for dialing , press , then press or until flashes . PM OLD 4 Press . — OR — When the number is correctly displayed for dialing , press . 25
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 26 Store a Call History Record in the Directory 1 Locate the record in call history you want to store in memory . 2 If you wish to change how the number is stored , press . The screen displays any alternate dialing sequences available for this call ( area code + number ; 1 + area code + number ; number only ; 1 + number ) . 3 Press , then press or until flashes . PM OLD 4 Press three times to store the call record in memory without editing . PM OLD 5 Press or to select or for distinctive ring option . 6 Press . You’ll hear a beep confirming that the name and number were stored . 26
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 27 DISPLAY SCREEN MESSAGES SCREEN DISPLAYS : WHEN : The other party is blocking name and / or number information . Your phone company is unable to receive information about this caller’s name and / or number . There is a call coming in . The handset is waiting for a dial tone . The handset is in use . The base is paging the handset . There is a call on hold . The battery needs to be recharged . The battery needs to be recharged . The handset ringer is off . You have received telephone company voice mail . 27
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 28 BATTERIES Charge the Handset Battery Pack • This battery should remain charged up to six days with the ringer turned on and up to 10 days with the ringer off . A fully charged battery provides an average talk time of about 10 hours . • The battery pack needs charging when : — A new battery is installed in the handset . — The phone beeps twice every five seconds . — The screen displays and the low battery icon . • Place the handset in the base so the CHARGING light turns on . The battery pack is typically fully charged in 10 hours . • You can keep the battery fully charged by returning the handset to the base after each use . • If you repeatedly get a low battery indicator , even after charging overnight , the battery should be replaced . Use only Replacement Battery 3301 , SKU # 91076 . CAUTION : To reduce the risk of fire or injury to persons or damage to the telephone , read and follow these instructions carefully : Charge the battery provided with or identified for use with this product only in accordance with the instructions and limitations specified in the User’s Manual , Part 1 . 28
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 29 Replacing the Handset Battery Pack 1 Remove the battery compartment cover on the handset by pressing on the indentation and sliding the cover downward . 2 Lift out the old battery pack and disconnect . 3 Align the two holes in the new battery pack’s plug with the socket pins , and snap the plug into place . Place the battery pack in the compartment with the wires in the lower left corner , along the bottom of the battery pack . 4 Replace the cover by sliding it up into place . 5 The new battery pack must be charged before using the phone . Place the handset in the base and allow it to charge for at least 12 hours the first charge . The telephone might operate before that , but for best performance , let the battery pack charge fully . 29
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 30 IN CASE OF DIFFICULTY If you have difficulty operating this phone , try the suggestions below . For Customer Service , visit our website at www.telephones.att.com or call 1 – 800 – 222 – 3111 . Please retain your receipt as your proof of purchase . TELEPHONE OPERATION PROBLEM SOLUTION If the phone doesn’t • Make sure the AC adapter is plugged into work at all , check these an outlet not controlled by a wall switch . items first : • Make sure the telephone line cord is plugged firmly into the base unit and the modular jack . • Make sure the base antenna is fully upright . • If the handset does not beep when you press , the battery might need charging . • Make sure the battery pack is installed correctly . • If you have dial pulse ( rotary ) service on your phone line , make sure the dial mode is set to dial pulse ( see INSTALLATION ) . • Microwave appliances may cause interference with this phone.If you experience interference , move away from the microwave . PROBLEM SOLUTION If the above suggestions 1 Disconnect the power to the base . don’t solve the problem , 2 Remove the handset battery pack . try re - initializing the 3 Wait a few minutes . handset and base : 4 Connect the power to the base . 5 Insert the handset battery pack . 6 Put the handset in the base to re - initialize . 30
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 31 TELEPHONE OPERATION PROBLEM SOLUTION If you hear a two - beep • You might be out of range . Move close signal when you try to to the base and try again . use the handset : • If moving closer to the base doesn’t help , try following the directions above for re - initializing the handset and base . PROBLEM SOLUTION If the phone does not • Make sure the handset ringer is on . ring when you receive • Make sure the telephone line cord is a call : connected firmly to the base and the telephone jack . • Make sure the AC adapter is plugged firmly into an outlet not controlled by a wall switch . • You might be too far from the base ; move closer . • You might have too many extension phones on your telephone line to allow all of them to ring . Try unplugging some of them . PROBLEM SOLUTION If the MESSAGE light on • Press . the base does not go • Press unitil the screen displays off even after you’ve . listened to voice mail • Press . The screen displays messages : . • Press again to turn off the MESSAGE light on base . 31
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 47 AM Page 32 TELEPHONE OPERATION PROBLEM SOLUTION If you hear noise or • Make sure the base antenna is fully interference when upright . using the phone : • You may be out of range . Move closer to the base . • Press and release to change to another of the 30 channels available . If noise is exceptionally loud , move closer to the base before changing channels . • Household appliances plugged into the same circuit as the base can sometimes cause interference . Try moving the appliance or the base to another outlet . • Using the handset near household appliances ( microwaves , computers , television , stereos , etc . ) can sometimes cause interference . Move away from appliances while using the handset . • The layout of your home or office might be limiting the operating range . Try moving the base to another location , preferably on an upper floor . • If the buttons don’t work , try placing the handset in the base for at least 15 seconds . PROBLEM SOLUTION If you hear other calls • Press to change to another while using your channel . phone : • Disconnect the base from the modular jack and plug in a corded telephone . If you still hear other calls , the problem is probably in your wiring or local service . Call your local telephone service company . 32
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 48 AM Page 33 TELEPHONE OPERATION PROBLEM SOLUTION If you lose a call after You were probably almost out of range . changing channels : Move closer to the base before changing channels . Before placing another call , set the handset in the base for at least 15 seconds . PROBLEM SOLUTION If you are unable If you have dial pulse ( rotary ) service , to operate special follow the directions under “ Temporary telephone services Tone Dialing � in the TELEPHONE or other equipment OPERATION section of this manual . requiring touch tone signals : PROBLEM SOLUTION If the NEW CALL light You may still have unreviewed ( new ) calls on the base does not go somewhere in your call history . Make sure off after you review you review your entire call history . your Caller ID information in the call log : 33
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 48 AM Page 34 DEFAULT SETTINGS DEFAULT SETTINGS FUNCTION : DEFAULT SETTING : Dial Method Tone Handset Volume 1 Ringer Melody RINGER : 1 Clock 1 / 01 12 : 00AM 34
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 48 AM Page 35 TECHNICAL SPECIFICATIONS TECHNICAL SPECIFICATIONS RF Frequency Band 912.75 MHz – 917.10 MHz ( Handset to base ) RF Frequency Band 2411.15 MHz – 2418.40 MHz ( Base to handset ) Channels 30 Modulation FM Operating Temperature 0 ° C – 50 ° C Base Unit Voltage 104 – 129 Vrms Base Unit Voltage 9 Vdc @ 300mA ( AC Adapter Output ) Handset Voltage 3.1 – 4.2 Vdc , 600mAh 35
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91 - 5393 - 20 - 00_ATT1440_R0 2003.3.7 10 : 48 AM Page 36 INDEX A M answer a call 7 messages waiting 31 B N Base Unit 1 NiCd battery pack 1 C Call history 22,23,24,25,26 not ring when you receive Call Waiting 7 a call 31 Caller ID 2,22 P Charge the handset battery 5 D 5,7,9,11,12,17,18 Date 5 PAGING 27 Delete a Number / Name 15,20 Page / Handset Locator 8 Delete Records 24 Dial a Number 16,21,25 Power adapter 1 dialing mode 5 Power cord 4 display screen message 27 E R Edit a Number / Name 14,19 redial 7 F ringer style 9 Flash 7 S H Handset 1 , 7 , 10 Store a number / name 11,17 handset battery 3,28,29 T handset ringer 9 Handset Volume 7 Telephone line cord 1 Hold 7 time 5 L W lose a call after changing channels 33 wall installation 6 36