CITYLIGHT FIBRE CHANNEL CARD
23
THE ALARM LED IS RED
THE SINGLE-MODE FIBER LINK IS NOT WORKING.
CHECK THE RECEIVE CONNECTORS AND MAKE
SURE POWER IS CORRECTLY SUPPLIED TO ALL
DEVICES. THE RECEIVE POWER LIGHT LEVEL
SHOULD BE GREATER THAN -20DBM. IF THE
RECEIVE POWER IS LESS THAN -20DBM CHECK
THAT THE LAUNCH POWER OF THE REMOTE
CITYLIGHT FIBRE CHANNEL CARD IS -2DBM FOR THE
SHORT HAUL UNIT AND 0DBM FOR THE HIGH
POWER UNIT.
If, after going through the troubleshooting section, you fail to resolve your problem
and require more help, please contact Black Box Technical Support at 724-746-
5500 with the following information:
1.
Unit type.
2.
Unit serial number.
3.
Environment lay-out. Include hubs, bridges and routers (with model
numbers), estimated cable lengths (between equipment), and type of
cable used.
4.
A description of the problem you are experiencing.
5.
List of tests performed.
