Troubleshooting Core Type TDM Channel Modules
Note
When a module is removed, it should not be reinserted for at least 10 seconds to allow all power
on the module to dissipate.
LED
Name
LED Colors Potential Cause Solution for Troubleshooting
All LEDs Red A serious error in card initialization. Remove and reinsert the module.
If the condition continues, return the
module to ADVA Optical Networking for
repair.
P Yellow Power is abnormal.
Off Power failure
Green Power is OK. No action is required.
Mod Yellow Communication between protected
channel modules has failed.
Check the Config tab on the port
associated with the protection and verify
that the module AIDs for the protected
modules are correct.
Yellow blinking
to off
Management communication to the
module has failed.
1 Check the SCU firmware version
and compare it to the version listed
on the NCU. If they are different,
update the SCU firmware as
described in “Performing Other
Software Update Actions” on p.628.
2 Remove and reinsert the module.
If the LED is still blinking yellow to off,
contact your ADVA Optical Networking
Technical Services Representative.
Off Module admin state is disabled. 1 In case the module is installed and
provisioned, check the admin state
settings.
2 If the management displays
“disabled”, change the admin state
to “In Service”.
Module admin state is unassigned. 1 If the management displays
“unassigned”, check if the module is
provisioned.
2 If required, provision the module.
Green Module provisioned, admin state is
“Maintenance”, “Management” or
“In Service”
No action is required.
Table 19: LED Status of the 4TCC-PCN-2G1U+2G5
98 FSP 3000R7 Maintenance and Troubleshooting Manual - Product Release 16.2 - Document Issue A
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