3Com 3C16895 Every GBIC port has a LED, as shown in Figure 21. , Tabl e 31 describes the 8-Port 1000BASE-X GBIC module LEDs., Tabl e 33 describes the specifications of the 8-port 1000BASE-X GBIC module., The cables for each of the supported 8GBIC modules are described inTabl e 32.

26 CHAPTER 1: SWITCH 7750 COMPONENTS
Figure 20 8-Port 1000BASE-X GBIC Module
Every GBIC port has a LED, as shown in Figure 21.
Figure 21 Front Panel of the 8-Port 1000BASE-X GBIC Module
1 GBIC port
2 GBIC port LED
Tabl e 31 describes the 8-Port 1000BASE-X GBIC module LEDs.
The cables for each of the supported 8GBIC modules are described inTabl e 32.
Tabl e 33 describes the specifications of the 8-port 1000BASE-X GBIC module.
Tabl e 31 8-Port 1000BASE-X GBIC Module LEDs
LED Description
LINK Off — The link is not connected
Green — The link is connected
ACT Off — No data is being transmitted
Green flashing — Data is being transmitted or received
Tabl e 32 GBIC Module Port Cables
GBIC Module Type Central Wave Length
3CGBIC91 850 nm
3CGBIC92 1550 nm
3CGBIC97 1550 nm
Tabl e 33 Specifications for the 8-Port 1000BASE-X GBIC Module
Specification Description
CPU MPC850
3C16858
12