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Installation Manual
Quidway S3900 Series Ethernet Switches
Chapter 1 Product Overview
Huawei Technologies Proprietary
1-28
Table 1-13
LEDs on the front panel of the S3928P-PWR-EI
LED
Mark
Color
Indicates
Solid green
The system passes the
Power-On Self-Test (POST)
and is operating normally.
Flashing green (1 Hz)
The system is going through
the POST or is downloading
software.
Solid red
The POST of the system fails or
a serious fault is detected.
Flashing yellow (1 Hz)
Some ports fail to pass the
POST and some functions are
disabled.
Power
LED
PWR
OFF
The power is disconnected.
Solid green
Both the internal AC power
supply and the DC input are
normal.
Solid yellow
The internal AC power supply
fails or is disconnected, but the
DC input is normal.
DC-input
LED
RPS
OFF
The DC input is not connected.
Speed Solid
green
10/100 Mbps duplex mode,
state of the 1000 Mbps SFP
ports, or fabric state.
Duplex Solid
yellow
10/100 Mbps duplex mode,
state of the 1000 Mbps SFP
ports, or fabric state.
Mode
LED
Mod
e
PoE
Flashing green
(1 Hz)
PoE information on 10/100M
port.