Communicator Troubleshooting - DSC TL280 Installation Manual

Yellow Trouble LED
This yellow LED will flash to indicate a trouble on the unit. The number of flashes indicates the type of trouble. See the table
below for the coded flashes and the conditions which will activate the trouble status LED.
# of
Flashes
NOTE: Only the highest priority trouble (2 flashes is the highest priority trouble) is indicated. When this trouble is restored, the
next highest trouble will indicate, if present. This will continue until all troubles have been cleared (yellow LED is not
flashing).
Red Network Connection Status LED
BLINKING: Indicates communications in progress.
Once quickly for outgoing Ethernet transmission.
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Twice quickly to indicate incoming Ethernet ACK/NACK.
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OFF: This is the normal state of the red network connection status LED. There are no network connection issues present.
ON: There is a problem with the Ethernet or the cellular network connection. LED will be ON if any of the following occur:
Ethernet cable is not connected
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DHCP configuration times out.
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Network Activity LED (Red)
Ethernet Activity: Red LED will blink quickly once for transmit, or twice for receive.
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Trouble
Trouble Indic-
Indicator
ation
Digit
No Indication N/A
Yellow LED
– 02
2 Flashes
Yellow LED
– 06
6 Flashes
Yellow LED
– 07
7 Flashes
Table 5: Yellow Trouble Status LED
Trouble
2 Panel Supervision Trouble
4 Not Applicable
5 Not Applicable
6 Ethernet Trouble
7 Receiver Not Available Trouble

Communicator Troubleshooting

Table 6: Trouble Indications
Possible
Causes
Check the power connections between the panel and the communicator.
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No Power
Confirm PC-LINK cable is properly installed between communicator and panel.
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Panel
Check section [382] toggle option[5] is ON (Alternate Communicator Enabled).
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Ensure the PC-LINK cable between the panel and communicator is connected
Supervision
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properly (not reversed) and is securely in place.
Trouble
Check with the ISP to confirm Internet service is active in the area.
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Ensure the Ethernet cable is securely inserted into the RJ45 jack of the
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communicator and the hub/router/switch.
Check the link light on the hub/router/switch is ON. If link light is OFF, start the
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Ethernet
hub/router/switch.
Trouble
If DHCP is used, ensure that the unit has an assigned IP address from the
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server. In Section [851] [992] verify a valid IP address is programmed. If not,
contact the network administrator.
If problem persists, replace the Ethernet cable and RJ45 connector.
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Ensure that the Ethernet path has Internet connectivity.
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If using a static IP address, confirm that the gateway and subnet mask are
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Receiver Not
entered correctly.
If the network has a firewall, ensure the network has the programmed
Available
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outgoing ports open (default UDP port 3060 and port 3065).
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Ensure that all the receivers are programmed for DHCP or have the proper IP
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# of
Trouble
Flashes
8 Receiver Supervision Trouble
9 FTC Trouble
10 Not Applicable
12 Module Configuration Trouble
Trouble Possible Solution
9