Module Leds - semaphore KINGFISHER PLUS+ Hardware Reference Manual

Note: The RAM test is extremely fast. The CP-12 will clear the RAM nearly instantly. To exit
monitor mode, remove the short and power cycle the unit again.
4.3.3 CP-12 Module LEDs
CP-12 LED
ON when Processor is functioning correctly
OK
ON when Processor is in Monitor mode
MON
ON when Processor watchdog timer overflows, such as in the event of a
W DT
software crash.
ON when in reset. Will be lit for 200 ms when cold starting.
RST
ON when transmitting data on corresponding Port
TxD
ON when receiving data on corresponding Port
RxD
ON when asserting Request To Send on corresponding Port
RTS
ON when Data Carrier Detect affirmed on corresponding Port
DCD
ON when Ethernet is operating at 10 Mbps on corresponding Port
10ACT
ON when Ethernet is operating at 100 Mbps on corresponding Port
100ACT
ON when Ethernet Link is established
LINK
ON when Ethernet Collision is detected
COL
Intensity is proportional to load on backplane IO Bus
IOTX
IORX (this bus is used to poll all IO modules)
Intensity is proportional to load on load on backplane Communications Bus
CMTX
CMRX (this bus is used for communications modules data transmission)
Hardware Manual Version 7.16
Kingfisher Plus+ Hardware Manual
Description
http://www.servelec-semaphore.com/ Page 69