3Com 3C16894 4-slot Chassis manual port 10/100/1000BASE-T and 4-port 1000BASE-X SFP Module

12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP Module

I/O Modules 25

1 Ethernet port

2 Ethernet port LED

Table 31 describes the 20-port 1000BASE-X-SFP module LEDs.

Table 31 20-Port 1000BASE-X-SFPModule LEDs

LED	Description
LINK/ACT	Off — The port is not operating.
	On — The port is operating.
	Green flashing — The port is transmitting or received data

Table 32 lists specifications of the 20-port 1000BASE-X-SFP module.

Table 32 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	1000BASE-SX-SFP (multi-mode optical fiber, short haul)
transmission distance	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

The 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP module provides 12 10/100/1000 BASE-T ports and 4 1000BASE-X ports.

Figure 22 illustrates the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP module.

Figure 22 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP Module

Figure 23 illustrates the front panel of the 12-port 10/100/1000BASE-T and 4-port 1000BASE-X SFP module.