3Com 3C16895 - Manual (Page 25)

I/O Modules 25
1 Ethernet port
2 Ethernet port LED
Table 29 describes the 20-port 1000BASE-X-SFP module LEDs.
Table 30 lists specifications of the 20-port 1000BASE-X-SFP module.
8-port 1000BASE-X GBIC
Module
The 8-port 1000BASE-X GBIC module provides 8 external GBIC module ports. A
GBIC module is used for each data receiving/transmitting channel. The following
modules are available:
■ 3CGBIC91
■ 3CGBIC92
■
3CGBIC97
Figure 20 illustrates the 8-port 1000BASE-X GBIC module.
Table 29 20-Port 1000BASE-X -SFP Module LEDs
LED Description
LINK/ACT Off — The port is not operating.
On — The port is operating.
Green flashing — The port is transmitting data
Table 30 Specifications for the 20-Port 1000BASE-X-SFP Module
Specification Description
CPU MPC8241LZU200
BootROM 512 KB
SDRAM 64 MB
Dimensions (L x W) 366.7 x 340 mm (14.5 x 13.4 in)
Power consumption 35 W
Connector SFP socket
Number of ports 20
Transmission rate 1000 Mbps full duplex
Cable and maximum
transmission distance 1000BASE-SX-SFP (multi-mode optical fiber, short haul)
1000BASE-LX-SFP (single mode optical fiber, 1310 nm)
1000BASE-LH-SFP (single mode optical fiber, 1310 nm)
1000BASE-ZX-LR-SFP (single mode optical fiber, 1550 nm)
1000BASE-ZX-VR-SFP (single mode optical fiber, 1550 nm)
Compliance IEEE 802.3z
IEEE 802.1p
IEEE 802.1Q
IEEE 802.1D
IEEE 802.3x
IEEE 802.3ad