Huawei Quidway S3900 Series Installation Manual page 45

Installation Manual
Quidway S3900 Series Ethernet Switches
LED
7-
segment
digitron
display
Mark Color
POST PWR
running green
PWR
POST
yellow
failed
PWR stays red
Software PWR
loading green
Unit
Fan
PWR stays red
failure
Unit id Button released
Temperat
PWR stays red
ure alarm
PoE
Button pressed
utilization
Huawei Technologies Proprietary
1-29
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"
"t"
The ratio of the power used by
PoE to the total power