Cisco GS7000 Installation And Operation Manual page 100

Chapter 5 Maintenance
WARNING:
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1 Insert a dry bulkhead swab into the bulkhead and rotate the swab several times.
2 Remove the swab and discard. Swabs may be used only once.
3 Check the bulkhead optical surface with a fiber connector scope to confirm that it
is clean. If further cleaning is needed:
a Moisten a new bulkhead swab using a lint-free wipe moistened with
optical-grade (99%) isopropyl alcohol.
b With the connector removed, fully insert the bulkhead swab into the
bulkhead and rotate the swab several times.
c Remove the swab and discard. Swabs may be used only once.
d Check with a fiber connector scope again to confirm that there is no dirt or
alcohol residue on the optical surface.
e If any alcohol residue remains, clean it off with a new dry bulkhead swab.
4 Mate all connectors to bulkheads and proceed to Verifying Equipment
Operation below.
5 It is also recommended that all connectors be visually inspected after cleaning to
verify the connector is clean and undamaged.
Verifying Equipment Operation
Perform circuit turn-up. If the equipment does not come up, i.e., fails verification or
indicates a reflection problem, clean the connectors and bulkheads again.
For Further Assistance
If you have any questions or concerns about cleaning fiber optic connectors, contact
Customer Service using the contact information provided in the Customer Support
Information chapter.
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Avoid personal injury! Use of controls, adjustments, or performance of
procedures other than those specified herein may result in hazardous
radiation exposure.
Avoid personal injury! The laser light source on this equipment emits
invisible laser radiation. Avoid direct exposure to the laser light source.
Avoid personal injury! Viewing the laser output with optical instruments
(such as eye loupes, magnifiers, or microscopes) may pose an eye hazard.