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Cisco ONS 15454 Reference Manual, R8.5
78-18106-01
Chapter 2 Common Control Cards
2.3.2 TCC2P Card-Level Indicators
2.3.2 TCC2P Card-Level Indicators
The TCC2P faceplate has ten LEDs.
Table 2-10
describes the two card-level LEDs on the TCC2P
faceplate.
2.3.3 Network-Level Indicators
Table 2-11
describes the six network-level LEDs on the TCC2P faceplate.
Table 2-10
TCC2P Card-Level Indicators
Card-Level LEDs
Definition
Red FAIL LED
This LED is on during reset. The FAIL LED flashes during the boot and
write process. Replace the card if the FAIL LED persists.
ACT/STBY LED
Green (Active)
Amber (Standby)
Indicates the TCC2P is active (green) or in standby (amber) mode. The
ACT/STBY LED also provides the timing reference and shelf control. When
the active TCC2P is writing to its database or to the standby TCC2P
database, the card LEDs blink. To avoid memory corruption, do not remove
the TCC2P when the active or standby LED is blinking.
Table 2-11
TCC2P Network-Level Indicators
System-Level LEDs
Definition
Red CRIT LED
Indicates critical alarms in the network at the local terminal.
Red MAJ LED
Indicates major alarms in the network at the local terminal.
Amber MIN LED
Indicates minor alarms in the network at the local terminal.
Red REM LED
Provides first-level alarm isolation. The REM LED turns red when an alarm
is present in one or more of the remote terminals.
Green SYNC LED
Indicates that node timing is synchronized to an external reference.
Green ACO LED
After pressing the ACO button, the ACO LED turns green. The ACO button
opens the audible alarm closure on the backplane. ACO is stopped if a new
alarm occurs. After the originating alarm is cleared, the ACO LED and
audible alarm control are reset.
Summary of Contents for 15454-DS1-14= - 1.544Mbps Expansion Module
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