User ManualTable of ContentsTable of Contents3About This Guide6Purpose6Terminology7How to Use This Guide8Product Safety Labels9Reference Materials9How to Comment on This Guide101. Overview11Terminology12Using Premises Equipment to Complement Centrex Services14Primary and Secondary Lines16Features and Capabilities17Premises Equipment18Equipment Controller19Modules19Capacity19MLS- and MLC-Model Telephones20Auxiliary Equipment20Industry-Standard Devices21Other Devices222. Installing the Equipment24Important Safety Instructions25Additional Safety Instructions for Installation Personnel25Terminology26Installation Guidelines28Placement of Carriers and Modules28Connection of Telephones and Devices29Combination Extensions30Example Configuration31Installation Procedures33Required Parts33Installing the Carriers and Modules34Connecting Lines and Extensions35Assembling MLS-Model Telephones36Desk Mounting36Wall Mounting36Connecting and Testing Telephones37Connecting Doorphones and Hotline Phones37Connecting Paging, Call Reporting (SMDR), and Music-on-Hold Devices38Equipment Upgrades39Adding New Modules39Replacing a Module393. Using the Equipment with Centrex Services40Overview41Terminology42Centrex Line Assignments and Ringing43Centrex Line and Extension Numbers43Jack Numbers for Extensions and Lines43Centrex Services45One-Touch Access to Centrex Services46Storing Centrex Feature Codes on Auto Dial Buttons47Storing Phone Numbers on Auto Dial Buttons474. Decisions for Customizing Your System48Overview49Terminology50Call Coverage Options51Central Call Coverage51Centrex Call Coverage53Local Call Coverage54Call Coverage with Answering Machines58Additional Options for Covering Extensions58One-Touch Access to Equipment Features58Intercom Calling59Paging60Optional Features for Premises Equipment61Night Service61Speed Dialing62System Speed Dialing62Personal Speed Dialing63Calling Restrictions63Restricting Line Access64Restricting Dialing for All Lines at an Extension64Overriding Dialing Restrictions65Entering Telephone Numbers into Lists66Summary of Equipment Dialing Restrictions68Dialing Restrictions: An Example70Auxiliary Equipment70Hotline Phones71Doorphones71Call Reporting72Fax Machines72Music on Hold72Identifying the Equipment Features You Need725. Programming Reference76Alphabetic List of System and Telephone Programming Procedures77Overview78Terminology79System Programming Procedures80Programming Overlays81Telephone Programming Procedures81Programming Telephone Buttons81Changing Settings after Installation84Changing the System Clock84Adding Modules and Centrex Extensions86Hotline Phone and Doorphone Extensions86System Programming Reference87System Speed Dial Programming Reference91Telephone Programming Reference926. Using Telephones94Overview95Terminology95MLS- and MLC-Model Telephones96Ringing Patterns and Dial Tones96Lights97Buttons and Indicators98Switchhook and Recall100Using the Handset, Speaker, and Microphone100Speakerphone Performance Tips101Standard Telephones101Switchhook102Limitations102Feature Phones102Combination Extensions103Equipment Features104Using Your Telephone106Accessing a Centrex Service106Placing a Call106Answering a Call108Putting a Call on Hold109Transferring a Call109Making a Conference Call110Joining a Call110Forwarding a Call110Loudspeaker Paging111Using the Message Light111Using Night Service1127. Using Auxiliary Equipment113Terminology115Fax Machines115Using Fax Machines116Fax Management Feature116Transferring a Call to the Fax Machine116Using the Fax Machine’s Notify Feature117Setting Up Fax Machines117Restricting Dialing from a Fax Machine117Single Fax Machine117Send and Receive Fax Machines118Answering Machines119Modems120Modem for Placing Calls Only120Send and Receive Modem120Credit Card Scanners121Call Reporting Devices (SMDR)121Call Reports122Considerations122Serial Printers123Call Accounting Devices123A. User Forms124Form A: Speed Dial Numbers125Form B: Centrex Extension Numbers126B. Using Intercom Features127Using the Intercom on MLS- and MLC-Model Telephones127Intercom Ringing Patterns and Dial Tones128Hands-Free Answer on Intercom (HFAI)128Using Intercom Calling Features129Placing a Call129Answering a Call129Joining a Call130Forwarding a Call130Using the Message Light131C. Maintenance and Customer Support132Maintenance132In Case of Difficulty133Power Failure Operation133Troubleshooting134Repair Information140In-Warranty Repairs140Post-Warranty Repairs140AT&T Limited Warranty and Limitation of Liability140Limitation of Liability141Product Ordering Information142D. Specifications144E. FCC Information146Federal Communications Commission (FCC) Interference Information146FCC Notification and Repair Information146FEEDBACK FORM148Glossary149Index154Programming Quick Reference163Size: 1.96 MBPages: 166Language: EnglishOpen manual