CITYLIGHT FIBRE CHANNEL CARD
19
4. DIAGNOSTIC LEDS
LED
COLOR
CONDITION
DATA
GREEN
USER DATA PRESENT ON THE LOCAL PORT.
REM F
RED
THE SINGLE-MODE FIBER LINK TO THE FAR END FIBRE
CHANNEL TRANSCEIVER HAS A FAULT. THE FAULT LIES
IN THE PATH FROM THE TRANSMITTER OF THIS CARD
TO THE FAR END CARD RECEIVER.
LINK
RED/GREEN
RED – A RECEIVE ALARM CONDITION EXISTS ON THE
USER PORT. CHECK THE FIBER CONNECTED TO THE
LOCAL EQUIPMENT AND CHECK THAT THE LOCAL
EQUIPMENT IS POWERED UP.
GREEN – THE LINK TO THE LOCAL CUSTOMER
EQUIPMENT IS GOOD.
ALARM
RED
THIS INDICATES THAT A SIGNAL HAS NOT BEEN
DETECTED ON THE SINGLE-MODE FIBER PORT, I.E. THE
RECEIVED LIGHT LEVEL IS LESS THAN -20DBM.
