Digital Security Controls Ltd. 17TL280LER User Manual
Table 6: Radio Signal Strength
Signal
Strength
CSQ
Level
Yellow
LED
Green
LED 2
Green
LED 1
Signal
Level
dBm
Action Required
Radio Not
Ready
N/A
N/A
Alternate
Flashing
Alternate
Flashing
N/A
If this status persists and the yellow
LED shows 5 flashes, confirm that the
SIM card is active.
Confirm cellular service is active in
area.
Relocate panel or install external
antenna.
LED shows 5 flashes, confirm that the
SIM card is active.
Confirm cellular service is active in
area.
Relocate panel or install external
antenna.
No Signal
0
ON
OFF
OFF
-108.8 Check all antenna connections.
1 Bar
1 - 4
Flashing
See
Note
Note
OFF
Flashing
-108 ~ -
103
Relocate panel or install external
antenna if yellow trouble LED shows
five flashes.
antenna if yellow trouble LED shows
five flashes.
2 Bars
5 - 6
OFF
OFF
Flashing
-102 ~ -
99
3 Bars
7 - 10
OFF
OFF
ON
-98 ~ -
91
Location is OK. Cellular signal strength
is greater than CSQ 7.
is greater than CSQ 7.
4 Bars
11-13
OFF
Flashing
ON
-90 ~ -
85
5 Bars
14 +
OFF
ON
ON
-84 and
higher
NOTE: The communicator will indicate cellular trouble (yellow LED = 5 flashes) if the calculated average
CSQ Level is 4 or less. The communicator signal strength can be viewed remotely with C24 Com-
munications.
munications.
Network Activity LEDs - Red and Green(TL2803G(R)E / TL280LE(R) only)
l
Ethernet Activity: Red LED will blink quickly once for transmit, or twice for receive.
l
Cellular Activity: Green LED 2 will blink quickly once for transmit, or twice for receive
Communicator Troubleshooting
NOTE: For additional details:
l
Refer to section [983] for troubleshooting the firmware updates
l
Refer to section [984] to view the trouble status
l
Refer to section [985] for troubleshooting radio initialization
Table 7: Trouble Indications
Trouble
indication
Trouble
Indicator
Digit
Possible
Causes
Trouble Possible Solution
No
Indication
N/A
No Power
l
Check the power connections between the panel and
the communicator.
the communicator.
l
Confirm PC-LINK cable is properly installed between
communicator and panel.
communicator and panel.
Yellow LED
– ON Solid
N/A
No Signal
l
Confirm that cellular network service is active in the
area.
area.
l
Ensure the antenna is securely connected to the radio.
Check antenna stub cable is securely connected to the
radio.
Check antenna stub cable is securely connected to the
radio.
l
If an external antenna is used, ensure the antenna is
securely screwed on to the antenna cable connector.
Check external antenna for damage or open/short.
securely screwed on to the antenna cable connector.
Check external antenna for damage or open/short.
Trouble
02
Panel
l
Check section [382] toggle option[5] is ON (Alternate
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