Checking Board Indicators
25
Indicator
Abnormal
State
Cause
Handling Procedure
STAT
Steady red
The receive optical
power at the local end is
zero.
1. Power on the chassis that interconnects with
the local chassis.
2. Ensure that the transmit optical power of
boards interconnecting with local boards is within
the specified range.
3. Ensure that fibers are correctly connected.
4. If no FOAs are installed on optical ports, check
the fiber attenuation. If the fiber attenuation is not
within the specified range, clean fiber connectors
or replace any damaged fibers.
Off
Boards cannot be
detected.
If the chassis is powered on but all board
indicators are off, contact software
commissioning engineers to replace the boards.
Handle any exceptions onsite
.