Cisco IP Phone 7800 Series User Manual

Make sure that the screws are fully inserted into the phone and tightened.
If you lose any screws, the phone uses a standard M3 0.5x5.0mm screw.
Note
Step 11 (Optional) Install the footstands on the phone and on the key expansion module, and adjust both footstands
to rest evenly on the work surface.
Step 12 Plug the Ethernet cable into the phone.
Connect Two or Three Key Expansion Modules to a Cisco IP
Phone
Procedure
Step 1 Unplug the Ethernet cable from the phone.
Step 2 If installed, remove the footstand from the phone.
Step 3 Locate the accessory connector covers on the side of the phone.
This diagram shows the location.
Cisco IP Phone 7800 and 8800 Series, Cisco IP Conference Phone 7832, and Cisco ATA 190-SC User Guide for Webex Calling (formerly Spark
Call)
16
Add Buttons to Your Phone (8800 Series)
Connect Two or Three Key Expansion Modules to a Cisco IP Phone

Cisco IP Phone 7800 Series Specifications

General

Protocols	SIP, SCCP
Bluetooth	No
Wi-Fi	No
Connectivity	Ethernet
PoE	IEEE 802.3af/at
Speakerphone	Full-duplex
Headset Support	Yes, via headset port
Ethernet Ports	Dual 10/100/1000 Ethernet ports
Codec Support	G.711, G.722, G.729, iLBC
Security	TLS, SRTP, 802.1X
USB Port	Yes
Mounting	Desk or wall
Audio	Wideband audio (G.722), Handset and speakerphone