Huawei Quidway S3900 Series Installation Manual page 38

Installation Manual
Quidway S3900 Series Ethernet Switches
LED
7-
segment
digitron
display
100Base
SFP port
LED
Mark Color
POST PWR
running green
PWR
POST
yellow
failed
PWR stays red
Unit
Software PWR
loading green
Fan
PWR stays red
failure
Unit id Button released
Green
Speed
Flashing yellow
(3 Hz)
OFF
Green
Duplex
Flashing yellow
(3 Hz)
OFF
Huawei Technologies Proprietary
1-22
Chapter 1 Product Overview
Indicates
flashes The POST test ID (in the range
1 to 9).
flashes
POST test ID of the failed test.
flashes A bar rotates clockwise around
the display.
"F", meaning the FAN fails.
UNIT ID in the fabric; and for a
standalone unit, "1"
ON A 100 Mbps link is present.
Data is being received/sent on
Flash
the port
The port fails POST.
No link is present.
The port is operating in full
ON
duplex mode
Data is being received/sent on
Flash
the port
The port fails POST.
No data is being received/sent
on the port.