Installation Manual
Quidway S3526 Ethernet Switch
Chapter 8 Optional Interface Modules
8-3
8.3 1000Base-SX/LX Module
8.3.1 Introduction
1000Base-SX module provides one GE multi-mode optical interface.
1000Base-LX module provides one GE single-mode optical interface.
1000Base-SX/LX module interface supports GE full duplex mode.
Table 8-1
Interface attributes of 1000Base-SX/LX module
Description
Attribute
1000Base-LX module
1000Base-SX module
Type of connector
SC
Number of the interfaces 1
Cable and transmission
distance
10km transmission distance when
9/125
µ
m single mode optical fiber
is selected.
550m transmission distance when
62.5/125
µ
m multi-mode optical
fiber is selected.
550m transmission distance when
50/125µm multi-mode optical fiber
is selected.
220m transmission distance when
62.5/125
µ
m multi-mode optical fiber is
selected.
500m transmission distance when 50/125µm
multi-mode optical fiber is selected.
Compliant standard
IEEE 802.3 z
Central wavelength
1300nm
850nm
Transmitting optical
power
>9.5dBm
Receiving sensitivity
-20dBm
-17dBm
Note:
When connecting the optical fiber, please pay attention to the following:
1) Do not bend the fiber optic excessively.
2) Do not wrongly connect the Tx end and the Rx end of the fiber optic.
3) Ensure cleanness at the interface of the fiber optic.
8.3.2 Appearance
1000Base-SX module and 1000Base-LX module are similar in their appearance.
1000Base-SX module is displayed below as an example.