EXFO FTB-5230S Optical Spectrum Analyzer for FTB 200 v2 - Manual (Page 18)

Getting Started with Your OSA/OCA
12 FTB-5230S/-OCA
Inserting and Removing Test Modules
5. Hold the module by its sides or by the handle (NOT by the connector)
and pull it out.
6. Cover empty slots with the supplied protective covers.
C
AUTION
Pulling out a module by a connector could seriously damage both
the module and connector. Always pull out a module by its casing.