Installation Manual
Quidway S3900 Series Ethernet Switches
Chapter 1 Product Overview
Huawei Technologies Proprietary
1-5
Rated voltage: 100 to 240 VAC; 50 to 60 Hz
Max. tolerance: 90 to 264 VAC; 50 to 60 Hz
1.3 S3928P-SI Ethernet Switch
1.3.1 Front Panel
I. Schematic diagram
On its front panel the S3928P-SI provides 24 fixed auto-negotiation
10Base-T/100Base-TX Ethernet ports, four 1000 Mbps SFP ports and one Console
port, as shown in Figure 1-3.
(1) 24 x 10/100 Mbps Ethernet port status LEDs
(2) 1000 Mbps SFP port status LEDs
(3) AC-input power LED
(4) Port mode LED
(5) Mode button
(6) 7-segment digitron display
(7) Console port
Figure 1-3
Front panel of the S3928P-SI
II. LEDs
The S3928P-SI provides one AC-input power LED, one port mode LED, one
7-segment digitron display, 24 x 10/100 Mbps Ethernet port status LEDs, and four SFP
port status LEDs on its front panel. You can learn how it operates by reading the LEDs
as shown in Table 1-5.
Table 1-5
LEDs on the front panel of the S3928P-SI
LED
Mark
Color
Indicates
Speed Solid
green
Speed of the 10/100 Mbps ports,
state of the 1000 Mbps SFP ports,
or fabric state.
Mode
LED
Mode
Duplex Solid
yellow
10/100 Mbps duplex mode, state
of the 1000 Mbps SFP ports, or
fabric state.