Step 4. To connect the power supply, plug one end of the power cord into the building's power outlet and insert the
other end of the power cord into the phone base.
Step 5. Connect your phone to the network using an Ethernet Connection. Insert one end of the Ethernet cable into the
network port on the phone body marked "SW." Insert the other end of the Ethernet cable into the appropriate device,
such as a network switch, on your network.
Step 6. (Optional) To provide network access to a PC, connect one end of an additional Ethernet cable (not provided) to
the PC port on the back of the phone body. Connect the other end of the Ethernet cable to the network port on your PC.
Step 7. (Optional) To install the phone on a vertical surface, use the Cisco MB100 Wall Mount bracket. See the Cisco
Small Business IP Phone SPA 50X User Guide (SIP) or the Cisco Unified Communications Manager Express for the Cisco
Small Business IP Phone SPA 50X documents on www.cisco.com for more information. The Where to Go From Here
section contains links to the documentation area on www.cisco.com.
2 Phone Lines and Buttons
Numbered objects in the photo are explained in the following table.
Pick up to place or answer a call.
Displays solid red when you have a new voice mail message. Flashes red during an
incoming call or when the phone's firmware is being updated.
Displays date and time, phone station name, line extensions, and softkey options.
Indicates phone line status. Typically when lit: Green: Line is idle. Red (steady): Line
is active or in use. Red (blinking): Line is on hold. Orange: Line is unregistered
(cannot be used). Orange (Flashing): The phone is not connected to the network.