EXFO OSA20 User Manual page 154

Troubleshooting
Handling Errors and Warnings
Description The input calibration signal power is too low, the system cannot calibrate the
Possible
Resolution
Description The calibration procedure has exceeded the allowed period of time.
Possible
Resolution
Description The input calibration signal not recognized, the system cannot calibrate the
Possible
Resolution
146
OSA20.
The optical source is not properly connected to the OSA20:

Verify that the jumper is properly connected to the calibration output
connector and to the optical input connector, as explained in Performing
a User Calibration on page 140.
The optical connectors are dirty:

Clean the calibration output connector, the optical input connector (as
explained in Cleaning Optical Connectors on page 139), and connectors
of the jumper.
If the previous steps do not solve the problem, contact the EXFO

customer support service (see Contacting the Technical Support Group
on page 150).
Turn the OSA20 off, turn it on again and try to perform the calibration

procedure as explained in Performing a User Calibration on page 140.
If the error appears again, turn the OSA20 off immediately (see

Turning off the OSA20 on page 27) and contact the EXFO customer
support service (see Contacting the Technical Support Group on
page 150).
OSA20.
The optical source is not properly connected to the OSA20:

Verify that the jumper is properly connected to the calibration output
connector and to the optical input connector, as explained in Performing
a User Calibration on page 140.
If the previous steps do not solve the problem, contact the EXFO

customer support service (see Contacting the Technical Support Group
on page 150).
Error code -2003
Error code -2004
Error code -2005
OSA20