3Com 3C17141 User Manual
The SuperStack
®
3 Switch 4300 1000BASE-LX Module
(3C17141) provides your SuperStack 3 Switch 4300 with
one 1300 nm Gigabit Ethernet fiber optic port.
The Module conforms to the full duplex implementation
of the Gigabit Ethernet standard, IEEE 802.3z, and
provides a 1000 Mbps connection to another
1000BASE-LX device. The port uses 62.5
µ
m or 50
µ
m
multimode or 8-10
µ
m single mode fiber optic cable with
MT-RJ duplex connectors and supports the segment
lengths specified in IEEE 802.3z, as shown below:
LEDs
You can gather information about the status of the
Module and its packet activity using the Expansion
Module port LEDs on the front of the Switch.
I
NTRODUCTION
Fiber Size
Fiber Bandwidth
at 1300 nm
Segment Lengths Supported
62.5
µ
m
500 MHz*km
2–550 m (7–1805 ft)
50
µ
m
400 MHz*km
2–550 m (7–1805 ft)
500 MHz*km
2–550 m (7–1805 ft)
8-10
µ
m
N/A
IEEE minimum: 2m–5km (7-16405 ft)
3Com qualification: 2m–10 km
(7-32810 ft)
Module Packet LED
Appearance
Color
Meaning
On
Green
Packets are being transmitted or received
on the Module port.
Off
No color
There are no packets being transmitted or
received on the Module port.
Module Status LED
Appearance
Color
Meaning
On
Green
The Module is installed and can detect a
link.
Off
No color
There is no Module installed or an unsup-
ported Module is fitted.
SuperStack
®
3 Switch 4300 1000BASE-LX Module (3C17141)
User Guide
DUA1714-1AAA01
3C17141 Super
Stack 3 Sw
itch 4300 1000BASE-
LX
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