2.12 Power Failure Connections — KX-TDA100/KX-TDA200
Using BRI Card
LINE 1 and LINE 2 of the BRI4 and BRI8 cards can be used for Power Failure Connections.
When the power returns, the connection will switch back to normal configuration from the
Power Failure Connection, and a trunk conversation established during power failure will
To ISDN extension
Accessory and User-supplied Items
Accessory (included): none
User-supplied (not included): RJ45 connectors
RJ45 Connector LINE 1 Pin Assignments
No. Signal Name
Usage and Status Definition
Set all DIP switches to "ON" positions to use LINE 1 and
LINE 2 as a PFT port.
LINE 1: Power Failure LINE (NT1)
LINE 2: Power Failure EXTN (extension)
Transmit data 1
Receive data 2
Receive data 1
Transmit data 2
Set all DIP switches
at "ON" positions.
O F F
O F F