Dwdm Card Led Activity During Reset - Cisco NCS 2000 series Troubleshooting Manual

DWDM Card LED Activity During Reset

2. The FAIL LED blinks for approximately 40 seconds.
3. All LEDs illuminate and then turn off within 5 seconds.
4. If new software is being downloaded to the card, the ACT and SF LEDs blink for 20 seconds to 3.5
minutes, depending on the card type.
5. The ACT LED illuminates.
6. The SF LED stays illuminated until all card ports connect to their far-end counterparts and a signal is
present.
DWDM Card LED Activity During Reset
When an DWDM card resets (by software or hardware), the following LED activities occur:
1. The FAIL LED switches on for few seconds.
2. The FAIL LED on the physical card blinks and turns off.
3. The white LED with the letters LDG appears on the reset card in CTC.
4. The green ACT LED appears in CTC.
Traffic Card LED Activity
System traffic card LED behavior patterns are listed in the following sections. These sections give behavior
for card insertion, reset, and side-switch.
Typical Traffic Card LED Activity After Insertion
When a non-DWDM card is inserted, the following LED activities occur:
1. The red FAIL LED turns on and remains illuminated for 20 to 30 seconds.
2. The red FAIL LED blinks for 35 to 45 seconds.
3. All LEDs blink once and turn off for 5 to 10 seconds.
4. The ACT or ACT/SBY LED turns on. The SF LED can persist until all card ports connect to their far-end
counterparts and a signal is present.
Typical Traffic Card LED Activity During Reset
While a non-DWDM card resets, the following LED activities occur:
1. The FAIL LED on the physical card blinks and turns off.
2. The white LED with the letters LDG appears on the reset card in CTC.
3. The green ACT LED appears in CTC.
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
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