Specifications

X723-300151 6-29 Issue 2
Module 1 Status 2
This fault indicates that module 1 has raised status line 2. For optical
interface modules this is optical line signal loss.
Module 1 Status 3
This fault indicates that module 1 has raised status line 3.
Module 1 Status 4
This fault indicates that module 1 has raised status line 4.
Module 2 Status 1 to Module 2, 3 and 4.
Faults are the same as module 1 for modules 2, 3 and 4.
-48V battery fail
When enabled by the installation set-up command, this fault will indicate
that the -48VDC feed to the multiplexer backplane has failed.
External status 5
This indicates the presence of an alarm condition on external status line 5.
Level 0 Faults (Information)
Config 1 (PCM channel and Management)
This fault indicates that configuration 1 is currently active.
Config 2 - 14
As for Config 1 above.
Config self test (PCM channel and Management)
This fault indicates that the self test configuration is currently active.
This can be initiated from two possible sources.
1) The unit has just been powered up
2) The maintenance self test command has been activated