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5. Apply optical grade isopropyl alcohol or optical grade ethanol to a lint-free towel/tissue.
Clean the unit’s optical connector by gently rubbing the ferrule. Do not apply excessive
pressure while rubbing to avoid scratching and pitting.
6. Wipe the ferrule with a dry lint-free towel/tissue.
7. Using the dusting gas or compressed air, blow the end of the ferrule and base plate.
8. To insert the adapter sleeve into the base plate, align the center axis of the two parts
and make sure the alignment key mates with the alignment hole on the flat surface of the
base plate. Once in position, fasten the two adapter mounting screws to secure the parts
together.
9. All optical jumper connectors used to mate other equipment with the EDFA Cassette
should be cleaned thoroughly. See the Cleaning Jumper Connectors section for further
details.
Cleaning Jumper Connectors
Caution
• Connecting damaged or dirty connectors to the unit can damage the
connectors on the unit.
• Never force an optical connector. Some connectors have a ceramic ferrule
that can easily be broken.
• Never clean the connectors when the unit is turned on.
Optical connectors need to be cleaned before using them with the unit.
The following items are required for cleaning:
• Filtered compressed air or dusting gas
• Lint-free pipe cleaners or lint-free swab
• Lint-free towels/tissues
• Optical grade isopropyl alcohol or optical grade 200° ethanol (do not use rubbing alcohol,
which contains 30% water)
To clean the connectors:
1. Ensure that the unit is shut down.
2. Blow the sleeve with filtered compressed air (Figure 7)
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