Operating Instructions

Chapter 2—Hardware Features
TALON Automation Networking
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Siemens Industry, Inc.
Owner's Manual
588-781
Building Technologies
2018-10-01
Modular Series Features, Symbols, and Status LEDs.
Label
LED, Symbol, or
Feature
Status
Indication
8 RUN (green) ON Normal operation. 24 Vac power is ON and the application firmware has booted.
OFF Error:
- 24 Vac input is not present.
- Power is ON, but the application firmware has not booted.
FLT (red) (for
future use)
- -
BAT (red) ON Error:
Backup battery is low. Replace the battery.
OFF Normal operation.
COM (yellow)
(Ethernet only)
ON Linked to Ethernet hub.
OFF No link to Ethernet hub.
Flashing Linked to Ethernet hub and communicating.
TX (yellow) and
RX (yellow)
(RS-485 only)
Flashing Normal operation. Transmitting (TX) or receiving (RX) over the RS-485 ALN trunk.
OFF or
Flashing
Error: No device, no connection, or bad connection.
9 Tool/HMI - Human-Machine Interface port (RJ-45, service only).
10
AA alkaline
battery
- SDRAM backup battery. See BAT LED in this table for related indication.
11 Coin cell battery - Real Time Clock backup battery.
12
FW (for future
use)
- Firmware reset button.
13 Reset - Hardware reset button. Coldstarts the TC Modular.
14 - USB Device port. For non-smoke control applications only.
15 Expansion port - Connection for an RS-485 Expansion Module or future expansion devices.
16
TX-I/O bus
connector (male)
-
Connection for a TX-I/O Power Supply or Bus Connection Module, which powers TX-I/O
Modules.