This document is the user guide for CISCO 7912 telephone. It introduces the basic functions and usage methods of the telephone.
This guide covers the Cisco 7912 telephone, describing its hardware layout, basic operation, and the full set of phone features. It includes sections on adjusting display contrast, volume controls, ringer settings, and using the handset, speaker, and keypad.
The manual also details advanced functions such as call forwarding, call waiting, Do Not Disturb, speed dial programming, voice mail usage, and access‑code management, with instructions for both end users and administrators.
Use the "Adjusting the Handset Volume" feature described in the Basic Phone Features section.
Select the "Enabling/Disabling Do Not Disturb" option in the Do Not Disturb section of the manual.
Use the "Call Forward (All Calls)" instructions, which include enabling Call Forward and specifying the forwarding destination number.
Follow the "Programming a Speed Dial Button" procedure in the Speed Dial section.