
Warning | To avoid electric shock, do not connect safety extra low voltage (SELV) circuits to |
| telephone network voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN |
| ports contain TNV circuits. Some LAN and WAN ports use |
| when connecting cables. |
|
|
Caution Inline power circuits provide current through the communication cable. Use the Cisco provided cable or a minimum 24 AWG communication cable.
Using an External Power Supply
The following warnings apply when you use the external power supply with the Cisco Unified IP Phone:
Warning
Warning
Warning
Warning
Caution
This product relies on the building's installation for
The device is designed to work with TN power systems.
The
The power supply must be placed indoors.
Only use the Cisco specified power supply with this product.
Power Outage
Your accessibility to emergency service through the phone is dependent on the phone being powered. If there is an interruption in the power supply, Service and Emergency Calling Service dialing will not function until power is restored. In the case of a power failure or disruption, you may need to reset or reconfigure equipment before using the Service or Emergency Calling Service dialing.
10 |
|