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Identifies physical components and connection points on the AT-40 phone, including handset, sockets, and dial mode switch.
Details the function and location of operational buttons like MUTE, REDIAL, FLASH, VOLUME, and the IN USE indicator.
Explains how to connect the AT-40 to a PABX/KTS extension socket.
Covers selecting dialing modes (Tone/Pulse) and configuring ringer types and volumes.
Guides on initiating calls, using FLASH, VOLUME control, MUTE function, and last number redial.
Provides steps and considerations for securely mounting the AT-40 phone on a wall.
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