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AT&T 7720 45, If the phone does not work at all,check these items first, If you hear a two-beep signal when you try to use the handset

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If you have difficulty operating this phone, try the suggestions below. If

you still have trouble, call 1 800 722–9125.

If the phone does not work at all,check these items first

•Make sure the power cord is plugged into the base and an electrical

outlet not controlled by a wall switch.

• Make sure the telephone line cord is plugged firmly into the base unit

and the telephone jack.

• If the phone does not beep or beeps four times when you press

P, the batteries might need recharging.

• Make sure the handset battery pack is installed correctly.

• If the battery pack still will not charge, replace it with Replacement

Battery 4051.

• If the above suggestions do not solve the problem, try resetting the

security code, as described below.

• Place the handset in the base, and check to make sure the

CHARGING light is on. Wait 15 seconds, then pick up the

handset and press P. The phone should operate properly. If

it does not, try the next step.

• Place the handset in the base, and check to make sure the

CHARGING light is on. Unplug the AC adapter from the outlet,

wait 15 seconds, then plug it in again. The CHARGING light

should go on. Wait another 15 seconds, then pick up the handset

and press P. The phone should operate properly. If it does

not, try the next step.

• Pick up the handset, open the battery compartment, and unplug

the battery pack. Wait 15 seconds, then reinstall the battery pack,

close the battery compartment, and place the handset in the base.

The CHARGING light should go on. Wait another 15 seconds,

then pick up the handset and press P. The phone should

operate properly.

If you hear a two-beep signal when you try to use the handset

•The handset and base are not communicating properly. You might be

out of range while attempting to dial. Move closer to the base and try

the call again.

• If moving closer to the base does not help, the handset and base might

be set to different security codes. Reset the security code as described

above.

IN CASE OF DIFFICULTY

Contents

Main Page TELEPHONE MEMORY.................................................................................21 ANSWERING SYSTEM SET-UP......................................................................26 Page Page Page Table/Desk Installation Page Page Wall Installation 10 Follow Steps 7 to 12 in Table/Desk Installation. About Softkeys Making a Call Answering a Call Ending a Call Handset Volume Flash Redial Voice Security Temporary Tone Hold Page/Intercom Recording a Phone Conversation Power Reserve Feature CALLER ID About Caller Identification Call Waiting 16 CALLER ID SET UP Programming Local Area Codes D CALLER ID SET UP Turn Off Caller ID with Call Waiting Call List Options New Call Indicator Call Announce Recording Call Announcements Reviewing and Deleting Call Announcements Incoming Call History Reviewing Call History 20 Display Dial Removing Call Records from History Removing All Call Records Caller ID Display Messages Memory Guard Feature Storing Numbers in Memory Storing a Pause in a Memory Number Storing a Name with a Number Memory Match Viewing Numbers in Memory Dialing Memory Numbers Page Answering a Call Speakerphone Volume Control Mute Hold Page/Intercom OPERATING RANGE Changing Channels Turning the System On/Off Speaker Volume Control About Mailboxes Setting the Clock Announcement Options General Announcements Selecting Your General Announcement Recording Your General Announcement Deleting Your General Announcement Caller Specific Announcements Setting Up Caller Specific Outgoing Announcements Reviewing and Deleting Caller Specific Outgoing Announcements Announcement Play/Silent Feature Set-Up 31 Ring Select and Toll Saver Audible Message Alert Remote Access Code 32 Priority Call Signal Changing the Priority Calling Code Base Ringer Setting Reviewing Feature Settings Answering Calls Call Screening/Intercept Announcement Bypass Listening to Your Messages Saving Messages Deleting Messages Delete all messages in a mailbox Delete selected messages Replay deleted message Recording a Memo MESSAGE GUARD Power Fail Protection System Connecting with the Answering System From the Cordless Handset From a Touch Tone Phone Voice Help Menu 37 Remote Access Commands Playing messages Deleting Messages 38 Call Screening Changing Outgoing Announcement Reviewing Your Announcement Recording a Phone Conversation 39 AT CORDLESS HANDSET OR TOUCH TONE PHONE) 40 Recording a Memo Setting The Clock Remote On/Off Changing Settings Reviewing Settings Exit Remote Access HANDSET BATTERIES Charging the Handset Battery Pack Replacing the Handset Battery Pack BASE UNIT BACK-UP BATTERIES Replacing the Base Power Reserve Batteries 44 SIGNALS AND DISPLAYS Audible Signals Sound: Meaning: Message Window Displays: When: 45 If the phone does not work at all,check these items first If you hear a two-beep signal when you try to use the handset 46 If you have no dial tone If you hear noise or interference when using the phone If the phone does not ring when you receive a call If you hear other calls while using the phone Page Page Page Cordless Digital Answering System Speakerphone 7720