3Com 3C13840, Installation Manual

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1-port 100 FX MM FIC (3C13860) and 1-port 100 FX SM FIC (3C13862) 61
Interface Attributes The following table describes the interface attributes of The 1-port 100 FX MM FIC
and 100 FX SM.
Table 2 The 1-port 100BASE-F SM FIC interface attributes
Panel and Interface LEDs The following illustrates the LEDs of the The 1-port 100 FX MM FIC
Figure 3 1-port 100 FX MM FIC panel 1SFX panel
Table 3 LED description of the 100BASE-F SM, 100BASE-MM
Interface Optical Fiber 100 FX MM should be connected to multi-mode optical fiber and 100 FX SM to
single-mode optical fiber. The optical interfaces of both cards are SC optical
receptacles, so the optical fibers with SC connector should be selected.
Figure 4 SC optical fiber connector
Attribute
Description 100 FX SM 100 FX MM
Connector SC
Connector number 1
Optical fiber mode Single-mode Multimode
Max. transmission distance 15km 2km
Central wavelength 1310nm (1261~1360nm) 1315nm (1270-1360nm)
Transmitting
optical power Min. -15dBm 20dBm
Max. -8dBm -14dBm
Receiving
sensitivity Min. -31dBm -31dBm
Max. -8dBm -14dBm
Operating mode
Full duplex
100Mbps
Supported frame format Ethernet_II
Ethernet_SNAP
LINK
OFF means Rx link is disconnected, and ON means Rx link has been
connected.
ACTIVE
OFF means no data is being transceived on the interface and blinking means
data is being transceived.