Huawei ECC500 User Manual page 34

ECC500
User Manual
Figure 3-9 Front panel of the AI/DI module
(1) DC 15 V power input port
(4) Cascading ports
Table 3-12
Table 3-12 Description of indicators on the front panel of the AI/DI module
Silk
Screen
PWR
RUN
ALM
Table 3-13
Issue 03 (2020-01-06)
describes indicators on the front panel of the AI/DI module.
Color Meaning
Green Power
indicator
Green Run indicator
Red Alarm
indicator
describes ports on the front panel of the AI/DI module.
Copyright © Huawei Technologies Co., Ltd.
(2) Indicators
(5) AI/DI_1 to AI/DI_8
Status
Steady on
Off
Blinking (1 second
on and 1 second
off)
Blinking (0.125
second on and
0.125 second off)
Off
Steady on
3 Configurations and Port
(3) DIP switch
(6) Ground point
Description
The power supply
is normal.
The AI/DI
expansion card is
faulty or has no DC
input.
The AI/DI module
is communicating
with the main
control module
properly.
The AI/DI module
fails to
communicate with
the main control
module.
No alarm is
generated.
A board alarm is
generated.
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