Cisco 6821 Installation Manual - Page 10
Browse online or download pdf Installation Manual for IP Phone Cisco 6821. Cisco 6821 39 pages. Mpp phones
Also for Cisco 6821: Quick Start Manual (2 pages), Instructions (4 pages), Reconfiguration Manual (2 pages)
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Key Expansion Module Installation
Install a Key Expansion Module on Your 6851 Phone
1
Use the short cable to connect the RJ9
ports on the phone and the key expansion
module.
3
Plug the LAN cable into the phone and into
the LAN port.
Installation Guide for Cisco IP Phone with Multiplatform Firmware
6
Install a Key Expansion Module on Your 6851 Phone
2
Press the new foot stand firmly in place.
4
Plug the powder adapter (if used).
The power adapter is optional. 6851 phones support
Power over Ethernet (PoE).