Indicators
STATUS
BATT
ALARM
MASTER
Master : Green ON
Slave : Amber ON
2-3. Master Unit and Slave Unit
Master and Slave units are the same physical PBX model.
The PBX mode (Master or Slave) is set via system programming (Initialization).
The key parameters assigned to each unit are:
• Master : PBX Type=Master + IP address
• Slave : PBX Type=Slave + IP address + IP address of the master unit
The PBX mode (Master or Slave) is indicated by the (MASTER) LED on the front of the unit.