
18
Connectors, Indicators, Controls, and Jumpers
Series C
Federal Signal www.fedsig.com
Table 5 Input Board Addressing
Buttons
JU3
JU2
JU1
01 - 20
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21 - 40
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41 - 60
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Indicators
Table 6 LEDs
LEDs
Description
AUX
Watchdog poll or RTU fault
TX DATA
Serial data being transmitted
TRANSMIT
Radio transmit Press-To-Talk (PTT)
RX DATA
Serial data being received
RECEIVE
Receive audio carrier detects (CD)
LEVELS
Transmit and receive audio level
Audible Tone in monitor speaker with key presses.
LCD
Display
Keypad
Lock
Activation
Hotkeys
LEDs