EXFO FVA-600 - Manual (Page 25)

FVA-600 19
6 Troubleshooting
Solutions to Common Problems
The following table presents common problems an their solution.
Problem Solution
Display is blank
³
Press .
³
Verify and connect AC adapter/charger.
Batteries are low
³
Connect AC adapter/charger.
Questionable attenuation
³
Switch input and output power.
³
Switch to the correct wavelength on all
instruments being used.
³
Perform a zero on the unit.
Error code
³
Restart unit.
³
If problem persists, contact EXFO.