Chapter 15 Diagnose Problems In Fiber Links; Common Causes Of Problems In Fiber Links - Fluke Versiv Series Technical Reference Handbook

Chapter 15: Diagnose Problems in

Common Causes of Problems in Fiber Links

Most problems in fiber links are caused by dirty, scratched, or
damaged connectors, as shown in Table 18.
The table shows results of a survey of 89 contractors and private
network owners. The results show what percentage of each
group commonly found the faults listed.
Table 18. Causes of Failures in Fiber Links
Fault
Dirty end faces
Poor polishing
Broken connectors
Mislabeling
Shattered end faces
Bad splices
Excessive bends
Percentage of the Group that Commonly Finds
Network Owners
80 %
72 %
40 %
8 %
34 %
36 %
6 %
Fiber Links
the Fault
Contractors
98 %
88 %
86 %
86 %
82 %
74 %
66 %
495