AN5116-06B Optical Line Terminal Equipment Hardware Description
1-4
Version A
Three alarm indicators are installed on the top of the cabinet. Table 1-2 describes
the meaning and status of each alarm.
Table 1-2
Descriptions of alarm indicators
Color
Meaning
Status
Description
Red
Emergency
ON
An emergency alarm in equipment
OFF
No emergency alarm in equipment
Yellow
Non-emergency
ON
A non-emergency alarm in a card
OFF
No non-emergency alarm in equipment
Green
Normal
1.4
Typical Layout
Two subracks can be installed in each of the 4 types of cabinets. An illustration of
the typical layout of each cabinet type is shown in Figure 1-3.
Figure 1-3
An illustration of the typical layouts
