Technical specifications | AT&T ATT1856 specification

Appendix

Technical specifications

Operation temperature	32°F — 122°F
	0°C — 50°C

Telephone volatage	AC120V 60Hz 5W
(AC adapter input)

Telephone volatage	AC6V @350mA
(AC adapter output)

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AT&T ATT1856 user manual Technical specifications

Contents

User’s manual Congratulations Stop Table of contents PROG/MEM Quick reference guide Parts checklist Avoid placing the telephone base too close to Before you install Telephone base installation Wall mounting Installation options Tabletop installation Repeated calls Telephone settingsContrast Call history To set the local area codes LanguageHome area code/local area codes To set the home area code Last number redial To adjust ringer volumeTelephone operation Making and answering calls Options while on calls To adjust listening volume Directory card Timeouts and error messagesDirectory Memory capacity To call a number in speed dial Speed dialingTo store a number in speed dial To change numbers Chain dialing One-touch dialingTo store number in one-touch To call a number in one-touch Information about caller ID with call waiting Caller ID history How caller ID works Caller ID history Dialing options To review the call historyTo review the call history To return a call To delete entries Delete or copy an entryTo copy an entry into memory Memory monitor Message guard memory for power failureMessage counter Message capacity Call screening Answering system modeTo turn the answering system off To turn the answering system on To check day and time Day & time announcementsSkip or To set day and time To delete your outgoing announcement Outgoing announcementsTo record your outgoing announcement To play your outgoing announcement To turn announce only on or off Announce only modePLAY/STOP to save selection and exit menu Feature options Changing feature options 999 What is priority call code? Options during playback Message playbackAnnouncements during message playback Press PLAY/STOP to begin or end message playback To play back a memo To record & play memosTo record a memo To play back a memo or a telephone conversation To record & play a phone conversationTo record a phone conversation Message counter displays Message counter displays Stop Remote access Alert tones Indicator lightsDisplay screen messages, tones & lights Screen icons Troubleshooting Test a working telephone at the same telephone jack. If Troubleshooting Troubleshooting Important product information Especially about telephones answering systems Especially About Corded Telephones Connection and use with the nationwide telephone network FCC and Acta informationProduct identifier and REN information Hearing aid compatibility Programming/testing of emergency numbersRepair instructions Rights of the telephone company Part 15 of FCC rules Limited warranty Limited warranty Limited warranty Technical specifications Index Preset to Action Remote command Remote access wallet card