Nevion LB-EO Rev.F - Manual (Page 12)

LB-EO Rev. F
nevion.com | 12
5.2 Front panel
– Status monitoring
The status of the module can be easily monitored visually by the LED’s at the front of the
module. The LED’s are visible through the front panel as shown in the figure below.
Figure 5: Front panel indicators for the LB-EO.
The LB- EO has 4 LED’s each showing a status showed in the table below.
Diode / State Red LED Green LED Orange LED No light
STATUS Module is faulty,
or module is
initialising. Module is OK
Module power is
OK Module has
no power
LOS No signal Signal is present Module has
no power
LEVEL Signal level too
high
– increase
attenuation or
reduce input level
Signal level
critical - increase
attenuation or
reduce input level Signal level
not critical
LASER FAIL Laser failure Laser OK Module has
no power