Chapter 1 Your Phone; The Cisco Ip Phone 7800 Series - Cisco 7811 User Manual

Your Phone
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The Cisco IP Phone 7800 Series

The Cisco IP Phones 7811, 7821, 7841, and 7861 deliver easy-to-use, highly-secure voice communications.
Table 1: Cisco IP Phone 7800 Series Major Features
Features
Screen
Lines
The Cisco IP Phone 7800 Series, page 1
Phone Setup, page 3
Activate and Sign In to Your Phone, page 5
Self Care Portal, page 6
Buttons and Hardware, page 8
Power Requirements, page 12
Phone Firmware and Upgrades, page 12
Energy Savings, page 13
Additional Help and Information , page 14
7811
Greyscale, no
backlight
1
C H A P T E R
7821 7841
Greyscale, with Greyscale, with
backlight backlight
2 4
Cisco IP Phone 7800 Series User Guide
1
7861
Greyscale, with
backlight
16
1