TROUBLESHOOTING THE CF-CPA EDFA MODULE
ChromaFlex CPA EDFA – Hardware Interface Manual
9-1
ATX
Confidential & Proprietary
TROUBLESHOOTING THE CF-CPA EDFA MODULE
9. Troubleshooting the CF-CPA EDFA Module
Condition
Steps to Check
Power LED OFF (AC)
1. Check if Power Cable is Plugged in and Power Switch is
in ON position.
2. Verify AC Outlet is Functional and confirm fuse on the
AC feed is fine, replacing it if necessary.
3. Look for other signs of life in unit like running fan, LCD
display etc.
Power LED OFF (DC)
1. Verify DC Feed is active and fuse is intact on fuse panel.
2. Verify DC Feed is not reversed.
3. Look for other signs of life in unit like running fan, LCD
display etc.
Optical input LED is Amber or Red
1. Measure the optical input power to be certain it is within
the input operational range of the EDFA.
2. Inspect optical connectors to be sure they are clean and
not damaged.
No optical output or LED is Amber or Red
1. If there are no alarms and the output power is absent
or measured low, utilizing the Hand Held display or GUI
check the optical output power reading. If the status is
good it may indicate a faulty output connector. With the
EDFA disabled inspect the output connector.
Communication Issue with Unit
1. Please confirm setup is as described in the User
Interface document
2. If problem persists, please contact InnoTrans for further
help.
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