1 Product overview
1.5 Status LEDs
The LEDs on the FP-I4C unit display the operation and communication status.
ETH1
ETH0
(6)
(2)
(3)
(5)
(4)
(1)
(7)
(1)
PWR
(2)
CON
(3)
USR
(4)
MEM
(5)
USB 1, USB 2
(6)
TX1
(7)
TX2
LED Color LED status Description
PWR Green On Power supply is on and self-test is
completed.
CON Yellow User-defined User-defined, controlled by script function
User-defined User-defined, controlled by script functionUSR Yellow
Flashes
(heartbeat 1/s)
A system reset initiated by the reset tact
switch is active.
MEM Orange On Data is written to the USB flash drive.
USB 1 Green On A device is connected to USB port 1.
USB 2 Green On A device is connected to USB port 2.
TX1 Green Flashes
(rate depending on data
traffic)
Communication via COM1 (RS232) is
active.
TX2 Green Flashes
(rate depending on data
traffic)
Communication via COM2 (RS232/
RS485) is active.
Related topics
Reset tact switch (page 13)
12 FP-I4C
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