Technical specification | AT&T 1040 guide

Appendix I

Technical specification

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

Power adapter input	AC120V 60Hz

Power adapter	DC12V 500mA
output

Backup battery	Alkaline 9V, size 1604A
(purchased separately)

Headset jack	2.5mm, 32 - 150ohm

Wiring limitation	No more than 600 feet

REN	0.3B

System signal carrier	1.7 MHz
frequency

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AT&T 1040 user manual Technical specification

Contents

User’s manual On purchasing your new AT&T product Canada, dial 1 866 Stop Table of contents 1040 Line small business system with speakerphone Intercom operation Iii Introduction Telephone overview Line ButtonsDo not Disturb Transfer Volume EnterHold Headset Conference Mute Display screen messages LCD contrast Initializing Indicator lights & tones Indicator lightsOn when the Do Not Disturb function is on. on next Line NEW MSG Alert tones Directory card Basic phone operation Lit line indicatorsMaking and answering calls Handset Speakerphone Headset purchased separately Handset Handset/speakerphone/headset volume Volume controlRinger volume L1 RINGER, L2 RINGER, L3 Ringer or L4 Ringer Ringer on/offRinger type Do not Disturb Last number redial Redial stack To delete a redial numberTo store a redial number in a one-touch key To exit, press Auto Redial Press Speaker or Headset Auto-redialPress Speaker Call waiting Temporary tone dialing Hold Switching between lines Cancel call privacyRestore call privacy Call privacy Conference calls To talk privately with one party two-line conference onlyTo drop one line To drop an extension Transfer a call Call transferBlind transfer Press Transfer Transfer a call and speak to the receiving partyAnswer a transferred call ALL Intercom overviewConference Intercom Make an intercom call with the handset Make an intercom call with the speakerphone or headset Answer an intercom call End an intercom or page call A specific extension single-phone VoicePress Intercom Answer a single-phone Auto-mute off Auto-mute on All system-wide Press Intercom then to show page ALLPage-all shortcut To end the page all Answer a system-wide Room monitor One-touch overview One touch Preference One-touch storage Program One-touch storage To dial a one-touch number If one-touch preference is set to Intercom To view a one-touch number To view or delete a one-touch numberTo delete a one-touch number To modify a one-touch number To modify a one-touch number Forwarding to Dtad mailbox About forwarding to Dtad To set call forwarding delay time To set up call forwardingTo turn call forwarding on Listening to messages internal access Glossary Time/date Set ring delay duration Answer a delayed ringCentrex operation Pick up another station’s line EXT 12 Console is OFF CSL Delay Ring is set to 20 seconds Console is OFF CSL Delay Ring is set to 16 secondsCentrex service call example EXT XX Ring General product care Important product information Especially about corded telephones Especially about telephone answering systems FCC and Acta information Product identifier and REN informationConnection and use with the nationwide telephone network Repair instructions Rights of the telephone company Programming/testing of emergency numbersHearing aid compatibility Part 15 of FCC rules What does this limited warranty cover? Limited warrantyHow long is the limited warranty period? How do you get warranty service? 800 222-3111 in Canada, please dial 1 866 Other limitations Technical specification Case of difficulty Appears to be dead on Is no dial tone on this Case of difficulty Line connected to Line Case of difficulty Case of difficulty Case of difficulty Index Index