Panasonic KXTA30820 Installation Manual - Page 157

3 Features P Power Failure Transfer Description If a power failure occurs, a specific extension telephone is automatically connected to a specific outside (CO) line. This provides an outside (CO) line call between the following extension and outside (CO) line. Outside (CO) line 1 is connected to extension jack number 01. A single line telephone can work during a power failure. Connect a single line telephone to extension jack number 01. Conditions • All other conversations, except the above combinations, are disconnected during a power failure. • Only an outside (CO) line can have a conversation. All other features do not work. Connection References Section 2, Installation 2.3.3 Outside (CO) Line Connection 2.3.4 Extension Connection 2.5 Auxiliary Connection for Power Failure Transfer Programming References No programming required. Feature References None Operation Reference Telephone Features - User Manual Power Failure Transfer Features 3-101