Alcatel-Lucent 9500 MXC User Manual page 606

Chapter 15. Diagnostics
Vol. IV-15-44
• A graphical indication of protection status.
• Tx mute and digital or IF loopbacks per RAC or IDU, as for a 1+0 link.
Safety Timers:
A safety timer acts on all "On" selections. Applies to Tx mute, digital and IF
loopbacks, and to Tx and Rx locks for protected operation. Refer to Safety Timer
Operation on page 15-50. Timer options are:
• Test for 60 seconds
• On for a user-set time
• Always on (until manually turned off)
Diagnostic Indications of a System/Controls Application
The Event Browser and Alarm screens capture the application and subsequent
release of System/Controls diagnostic options. While options are active:
• The diagnostic icon is displayed in the CT status bar.
• For a Node the NCC Test LED flashes orange.
• For a Terminal the IDU or ODU Status LEDS flash orange depending on the
diagnostic option:
• For an IF or digital loopback the IDU Status flashes orange.
• For a TX mute the ODU Status flashes orange.
System/Controls Screens for Protected RACs and IDUs
Figure 15-14 shows a System/Controls screen for a protected 9500 MXC Node
link
Figure 15-15 shows a System/Controls screen for a protected 9500 MXC
Terminal.
Figure 15-15 shows a System/Controls screen for a 40xE1 IDU 20x protected
Terminal.
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