Installation Manual
Quidway S3900 Series Ethernet Switches Chapter 1 Product Overview
Huawei Technologies Proprietary
1-4
III. Attributes of the 10Base-T/100Base-TX Ethernet ports
Table 1-3 Attributes of the 10Base-T/100Base-TX Ethernet Ports on the S3924-SI
Attribute Description
Connector RJ-45
Number of ports 24
Rate
z 10 Mbps, half duplex/full duplex
z 100 Mbps, half-duplex/full duplex
z MDI/MDI-X auto-sensing
Standard IEEE 802.3u
Transmission segment
over the selected medium
100 m (328.08 ft) over the category-5 unshielded
twisted pair (UTP) cable
IV. Console port
The S3924-SI provides one EIA/TIA-232 compliant Console port for local or remote
switch configuration.
Table 1-4 Console port attributes
Attribute Description
Connector RJ-45
Standard Asynchronous EIA/TIA-232
Baud rate 9600 bps (default)
Service
z Connection to the ASCII terminal
z Connection to the serial interface of a local terminal (a PC for
example) or to a remote terminal through a pair of modems), where
terminal emulation program is run
1.2.2 Rear Panel
The S3924-SI has an AC-input power socket and a grounding screw on its rear panel,
as shown in Figure 1-2.
（1）（2）（1）（2）
(1) AC-input power socket (2) Grounding screw
Figure 1-2 Rear panel of the S3924-SI
Following are the input voltage specifications of the S3924-SI:
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