User's Manual

Corning Optical Communications User Manual I CMA-336-AEN I Page 54
3.5 Verifying Normal Operation
Upon powering up the GX quad-band remote unit:
 Confirm the fans are working after powering.
 Verify normal operation:
LED
Status
Description
RUN
Flashing green:
Flashes green for the duration of a minute upon system initialization
Off:
System initialized
COMM.
Flashing green:
Flashes (rate of flash per second) for the duration of 1 minute upon
communication initialization
Rapid/no flash:
Indicates communication fault
ALM
Steady red:
Fault
Off:-
Normal operation
Figure 3-39. GX Status LEDs