TG-7 Cellular Series Installation & Operating Guide
30
56053501 Rev A © 2022 Telguard
Appendix 2 Troubleshooting Guide
This section provides a summary of all LED indications and their meanings, as well as the expected
behavior of the communicator under various exception conditions.
LED Indicator Guide Normal Operating Mode
LED Symbol
Color
Showing
Indication
LED 1
Activation
Green
Off
Unit not activated at TCC
Solid On
Unit is activated at TCC and enabled
Flash*
Unit is disabled
LED 2
STC (System
Trouble Condition)
Red
Off
ALL OK
1 Flash*
ACPC AC Power Condition
or
LPF Low Power Failure
2 Flashes*
LBC Low Battery Condition
3 Flashes*
LFC Line Fault Condition
4 Flashes*
NSC No Service Condition
5 Flashes*
RFC Radio Failure Condition
6 Flashes*
DTF Dial Tone Failure
7 Flashes*
PPF Panel Presence Failure
LED 3
Connected Panel
Yellow
Off
Alarm panel idle communicator is primary or sole path
Solid On
Alarm panel idle communicator is backup path
Flash* (1 sec)
Alarm panel off-hook
LED 4
Acknowledgment
Red
Off
Idle state
Solid On
Unit waiting for acknowledgment from the TCC
Flash*
When flashing with LED 1, unit has failed activation.
CALL TELGUARD TECHNICAL SUPPORT
LED 5
Communications
Green
Off
Communicator initialized
Solid On
Communicator initializing with cellular network
Flash (1
x
per sec)
Communicator receiving message
Flash (2
x
per sec)
Communicator sending message
Flash (2
x
per 6 sec) Link Supervision Mode
LED 6
Not Used
LED 7
Trip Input
Green
Off
Trip Input not activated or is restored
Solid On
Trip Input activated
LED 8
Power
Red
Off (w/other LED
activity)
Operating from communicator backup battery
Solid On
Panel power or AC power connected to unit
NOTE: * indicates that the LED will continuously flash.
