Kingfisher Plus+ Hardware Manual
5.3.2 MC-12 Module LEDs
MC-12 LED Description
OK
ON when Module is functioning correctly
MON
ON when Module is in Monitor mode
WDT
ON when Module watchdog timer is overflows, such as in the event of a software
crash.
RST
ON when in reset. Will be lit for 200 ms when cold starting.
TxD
ON when transmitting data on corresponding Port
RxD
ON when receiving data on corresponding Port
RTS
ON when Request To Send on corresponding Port is asserted
DCD
ON when Data Carrier Detect affirmed on corresponding Port
10ACT
ON when Ethernet is operating at 10 Mbps on corresponding Port
100ACT
ON when Ethernet is operating at 100 Mbps on corresponding Port
LINK
ON when Ethernet Link is established
COL
ON when Ethernet Collision is detected
IOTX
IORX
Brightness of each indicates load on backplane IO Bus
(this bus is used to poll all IO modules)
CMTX
CMRX
Brightness of each indicates load on backplane Communications Bus
(this bus is used for communications modules data transmission)
Hardware Manual Version 7.16
http://www.servelec-semaphore.com/
Page 86
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