Laserbias-Fail - Cisco NCS 2000 series Troubleshooting Manual

LASERBIAS-FAIL

Before disconnecting any optical amplifier card fiber for troubleshooting, ensure that the optical amplifier card
Note
is unplugged.
If the condition does not clear, log into the Technical Support Website at
for more information or call Cisco TAC (1 800 553-2447).
LASERBIAS-FAIL
Default Severity: Major (MJ), Non-Service-Affecting (NSA)
Logical Object: AOTS
The Laser Bias Current Failure alarm occurs on an amplifier card (OPT-BST, OPT-PRE, OPT-AMP-C, and
OPT-AMP-17-C), 40-SMR1-C, and 40-SMR2-C cards when the laser control circuit fails or if the laser itself
fails service.
Clear the LASERBIAS-FAIL Alarm
SUMMARY STEPS
1. For the alarmed card, complete the
DETAILED STEPS
For the alarmed card, complete the
Warning Invisible laser radiation could be emitted from the end of the unterminated fiber cable or connector. Do
not stare into the beam directly with optical instruments. Viewing the laser output with certain optical
instruments (for example, eye loupes, magnifiers, and microscopes) within a distance of 100 mm could
pose an eye hazard. Statement 1056
Before disconnecting any optical amplifier card fiber for troubleshooting, ensure that the optical amplifier card
Note
is unplugged.
If the condition does not clear, log into the Technical Support Website at
for more information or call Cisco TAC (1 800 553-2447).
LASEREOL
Default Severity: Minor (MN), Non-Service-Affecting (NSA)
Logical Object: OCN
The Laser Approaching End of Life alarm applies to TXP_MR_10G, TXP_MR_2.5G, TXPP_MR_2.5G,
TXP_MR_10E, and MXP_2.5G_10G cards. It is typically accompanied by the
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
250
Physically Replace a Card, on page 453
Physically Replace a Card, on page 453
http://www.cisco.com/c/en/us/support/index.html
procedure.
procedure.
http://www.cisco.com/c/en/us/support/index.html
HI-LASERBIAS , on page
Alarm Troubleshooting