2-6
Figure 2-4 Indicators of the straight-through module
Indicators for different interfaces of the straight-through module are consistent-looking. Here we use one
indicator of interface as an example.
Table 2-3 Description of indicators
SN
Name
Color
Status
1
UID
指示灯（
UID
）
蓝色
•
Steady on blue: The UID indicator is activated (through the OM
module).
•
灯灭：
UID
指示灯未被激活
2
RUN
指示灯（
RUN
）
绿色
•
Steady on green/off: The system is faulty.
•
Blinking green (at a frequency of 4 Hz): The system is loading
data.
•
Blinking green (at a frequency of 1 Hz): The system is running
normally.
3
Health
指示灯（
）
红
/
绿双色
•
Steady on green: The straight-through module is running
normally.
•
Blinking red (1 Hz): The straight-through module generates an
alarm.
•
Off: The straight-through module is not powered on or in
