Master/Slave; Telephone/Analog Panel Ports - TC Communications TC1920 User Manual

Chapter 5 Troubleshooting
5.4.1.11

Master/Slave

These LEDs indicate whether the unit is currently set in
Master or Slave pairing mode.
Master/Slave LED Behaviors
MSTR LED
Solid
Off
Off
5.4.1.12

Telephone/Analog Panel Ports

This unit has one phone/line port that is FXS:
Figure 5-1 Phone/Line Port
Figure 5-2 Phone/Line LEDs
Phone/Line LED Behaviors
HOOK LED
Solid
Off
Solid
Solid
Off
5-9
SLVE LED Condition
Off Unit is Master.
Solid Unit is Slave.
Off Unit is not in Master/Slave mode.
RING LED
N/A
Fast Flash
Flash On
Solid
Off
Condition
Port is off-hook.
Port is on-hook and ringing.
Call is connecting.
Call is in progress.
Port is on-hook and not ringing.
TC1920 Rev 1.3
Electrical
User Manual