Power Failure Transfer - NEC SL1000 Features And Specifications Manual

ISSUE 2.0
Description
Power Failure Transfer ensures that a customer has access to the Central Office network during a
power outage. The CO/PBX tip and ring are automatically transferred to a correspond Single Line
Terminal.
Conditions
• The Single Line Terminals that are installed must provide a dialing signal accepted by the outside
exchange (Dial Pulse or Dual Tone Multifrequency).
• Single Line Terminals and outside lines connected during power failure are fixed one-to-one.
• System features cannot be activated from Single Line Terminal when Power Failure Transfer is in
operation.
• When power is restored to the system the call in progress on Power Failure Transfer is maintained.
• Refer to the SL1000/SL1100 System Hardware Manual for the PFT Connections.
• Power Failure phone need to be connected to HBI port 8. A total of 12 Power Failure phones can be
connected. (SL1000)
• Power Failure phone need to be connected to Power Failure (PF) port on COIDB unit. A total of 9
Power Failure phones can be connected. (SL1100)
Default Settings
None
System Availability
Terminals
Single Line Terminal
Required Component(s)
408E-A1 (SL1000)
408M-A1 (SL1000)
COIDB-B1 (SL1100)
Related Features
None
Guide to Feature Programming
None
Features and Specifications Manual

Power Failure Transfer

SL1000/SL1100
P
1-563