AT&T 7720 Case of Difficulty, If the phone does not work at all, check these items first

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IN CASE OF DIFFICULTY

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.

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Contents User’s Manual for Digital Answering System Philips Consumer Communications L.P. All rights reserved Table of Contents Table of Contents Handset Batteries Installation Installation Set the handset Ringer switch Table/Desk InstallationInstall the handset battery Connect the telephone line cord Install the power reserve batteriesCheck for a dial tone Connect the power cordSet the dial mode Wall Installation Follow Steps 7 to 12 in Table/Desk Installation Telephone Operation Temporary Tone FlashRedial Voice SecurityPaging someone at the base from the handset Answering a call while using the intercomHold Page/IntercomRecording a Phone Conversation Power Reserve FeatureCall Waiting Caller IDAbout Caller Identification To program your local area codes Caller ID SET UPProgramming Local Area Codes Call List Options Turn Off Caller ID with Call WaitingRecording Call Announcements Caller ID FeaturesNew Call Indicator Call AnnounceReviewing Call History Reviewing and Deleting Call AnnouncementsIncoming Call History Caller ID Display Messages Display DialRemoving Call Records from History Removing All Call RecordsStoring a Pause in a Memory Number Memory Guard FeatureTelephone Memory Storing Numbers in MemoryDialing Memory Numbers Storing a Name with a NumberMemory Match Viewing Numbers in MemoryStoring a Number from Call History in Telephone Memory Storing a Number Just Dialed in Telephone MemoryReplacing a Stored Number Priority Ring NumbersHandset Locator Speakerphone Volume ControlTo locate the handset using this feature, press and hold MuteChanging Channels Operating RangeTurning the System On/Off Speaker Volume ControlSetting the Clock Answering System SET-UPFor example Announcement OptionsGeneral Announcements Selecting Your General AnnouncementCaller Specific Announcements Recording Your General AnnouncementDeleting Your General Announcement Outgoing Setting Up Caller Specific Outgoing AnnouncementsAnnouncement Play/Silent Feature Set-UpAudible Message Alert Remote Access CodeRing Select and Toll Saver Changing the Priority Calling Code Priority Call SignalBase Ringer Setting Reviewing Feature SettingsAnnouncement Bypass Answering System OperationAnswering Calls Call Screening/InterceptListening to Your Messages Delete selected messages Saving MessagesDeleting Messages Delete all messages in a mailboxRecording a Memo Message Guard Power Fail Protection SystemFrom a Touch Tone Phone Connecting with the Answering SystemVoice Help Menu From the Cordless HandsetConnect with the answering system Remote Access CommandsPlaying messages To monitor a call Call ScreeningChanging Outgoing Announcement Reviewing Your AnnouncementTurning System Off Recording a Message When System is OffRemote On/Off Review ON/OFF StatusExit Remote Access Changing SettingsReviewing Settings Handset Batteries Charging the Handset Battery PackReplacing the Handset Battery Pack Base Unit BACK-UP Batteries Replacing the Base Power Reserve BatteriesAudible Signals Signals and DisplaysIf the phone does not work at all, check these items first Case of DifficultyIf you have no dial tone If you hear noise or interference when using the phoneIf the phone does not ring when you receive a call If you hear other calls while using the phoneIf you have difficulty hearing messages If you hear noise in the handset and the buttons don’t workIf speakerphone conversation sounds distorted If messages are incompleteCaller’s name or phone number is not displayed Display Dial feature does not workIf your outgoing announcement isn’t clear Memory Match feature does not work Cordless Digital Answering System Speakerphone End of messages