3 Card
3.1 Card Structure and Dimensions
Card Structure
The following introduces the card structure, using the XP8A service card applicable
to all the three OLT subrack models as an example.
Figure 3-1 Card Structure
No. Name Function
①
Card name Identifies the name of the card.
②
Indicator LED area
Contains various indicator LEDs, such as the interface
status indicator LED and the card operating status
indicator LED.
Version: C 25