11
Two power module slots
Applicable power module: 4.7 60 W
AC power module
12
Two WSIC slots
Indicator Description
Figure 3-115 shows the locations of AR2504E-H indicators.
Figure 3-115 Indicators on the AR2504E-H
Table 3-483 Description of the indicators on the AR2504E-H
Numb
er
Indicator
/Button
Color Description
1 PWR1/
PWR2
Green
l Off: The power supply is not working.
l Steady on: The power supply is working.
2 SYS Red and
green
l Off: The system software is not running or is
resetting.
l Slow blinking green: The system is running
properly.
l Fast blinking green: The system is powering on
or restarting.
l Steady red: A fault that affects services has
occurred. The fault cannot be rectified
automatically and requires manual intervention.
3 DO Green
l Off: There are no alarm output signals.
l Steady on: There are alarm output signals.
Huawei
AR500&AR510&AR531&AR550&1500&AR2500
Industrial Switch Routers
Hardware Description
3 Chassis
Issue 10 (2019-03-06) Copyright © Huawei Technologies Co., Ltd. 570
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