Chapter 15. Diagnostics
Vol. IV-15-52 Alcatel-Lucent
Ring Menu
Figure 15-18 on page 15-53 shows a System/Controls screen for a ring.
Three window options are provided:
• Protection Controls; provides a status graphic for the Node and locks for East
and West Online and Offline operation.
• RAC East; provides locks for East RAC Tx Mute, and for digital and IF
loopbacks.
• RAC West; provides locks for West RAC Tx Mute, and for digital and IF
loopbacks.
Locks include a safety timer on all “On” selections. Timer options are:
• Test for 60 seconds
• On for a user-set time
• Always on (until manually turned off)
Refer to Ring Menu Operation on page 15-54.
Refer to Figure 15-25 on page 15-66 for data on loopback points and loopback
directions.
The Event Browser and Alarm screens capture the application and subsequent
release of diagnostic options, and while active, the diagnostic icon is displayed in
the CT status bar, and the NCC Test LED flashes orange.
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