Avaya 03-300686 User Manual

4. Connect a 25-pair cable between the male RJ21 25-pair connector on the Emergency 

Transfer Panel and the yellow field of the MDF. 

on page 101 shows the pinouts.

5. Make cross-connections for each emergency trunk/emergency station pair. 

The 808A is connected to the MDF by means of a B25A cable. 

on page 103 shows the connections at the trunk/

auxiliary field for a telephone used only for emergency transfer.

on page 104 shows the connections at the trunk/auxiliary field for a telephone 

used for emergency transfer as well as a normal extension.

The auxiliary field for a G650 connects via the DB9 alarm cable to the TN2312BP adapter in 
the “A” carrier only. See 

on page 88 and 

on page 89.

6. On the trunk identification label at the bottom of the panel, record the trunk line, extension, 

and location for each circuit.

7. To each telephone designated as an emergency terminal, attach a label identifying it as 

such. The labels are provided with the unit.

8. Check for normal operation as follows:

●

Place the test switch (switch 12) in NORMAL OPERATION.

●

Ensure the power supply is providing -48 VDC at 80 mA maximum. The power LED 
should be ON.

●

Check wiring connections.

●

Verify there is dial tone on all emergency transfer sets.

If all of the above conditions are not met, remove the panel from service and replace it with 
a new panel.

9. Check for transfer operation as follows:

●

Place the test switch (switch 12) in the ACTIVATED position.

●

The power LED should be OFF.

●

Verify there is dial tone on all emergency transfer sets.

If all of the above conditions are not met, remove the panel from service and replace it with 
a new panel.