Front Panel - Status Monitoring - Network Electronics Flashlink HD-EO-2 User Manual

HD-EO-2
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.
The HD-EO-2 has 4 LED's each showing a status corresponding to the GPI
pinning.
Diode \ State Red LED
Status Module is faulty,
or module is
initialising.
LOS/LOCK1 Loss of optical
modulated signal.
LOS/LOCK2 Loss of optical
modulated signal.
LASER FAIL Fail on both lasers Lasers ok
Figure 5: Front panel indicators for the HD-EO-2.
Green LED
Module is OK
Module power is
OK
Signal is present
and reclocker is
locked
Signal is present
and reclocker is
locked
Orange LED No light
Module has no
power
Signal is present,
but reclocker is
out of lock
Signal is present,
but reclocker is
out of lock
Fail on one laser
Rev. 3
12