Allied Telesis AT-8012M Installation Manual page 56

Installation
56
Figure 21. Optical Bore and Ferrule of GBIC Module
Note
Unnecessary removal and insertion of a GBIC can lead to premature
failure.
4. Slide the GBIC module into an expansion slot on the switch. The
GBIC module is completely seated in the slot when it clicks into
place.
Figure 22. Installing a GBIC Module
5. If you purchased two GBIC modules for the switch, repeat this
procedure to install the second module.
Bore
Ferrule