Specifications

1-17
Cisco ONS 15454 Troubleshooting and Maintenance Guide
November 2001
Chapter 1 Alarm Troubleshooting
Procedure: Clear the CONCAT Alarm
Step 1 Check that the provisioned circuit size is correct:
a. Click the Circuits tab.
b. Find the appropriate row using the Circuit Name and record the size listed in the size column.
c. Determine whether the size listed matches the original network design plan.
Step 2 If the circuit size listed does not match the original network design plan, delete the circuit:
a. Click the circuit row to highlight it and click Delete.
b. Click Yes at the Delete Circuits dialog box.
c. Recreate the circuit with the correct circuit size.
Step 3 Check that the size of the circuit source matches the correct circuit size:
a. Measuring the source signal with a test set to determine if the circuit size matches the provisioned
circuit.
b. If the source circuit signal is a test set, check that the test set settings match the intended circuit size.
1.3.25 CONNLOS
• Major, Service affecting
An APS channel connection loss is occurring in the BLSR.
Caution Always use the supplied electrostatic discharge wristband when working with a powered ONS 15454.
Plug the wristband cable into the ESD jack located on the lower-right outside edge of the shelf
assembly.
Procedure: Clear the CONNLOS Alarm
Step 1 Verify that both TCC+ cards are powered and enabled by confirming a lighted green ACT/STBY LED
on the TCC+ card.
Step 2 Verify that both OC-N cards are powered and enabled by confirming a lighted green ACT/STBY LED
on the OC-N card.
Step 3 Reset the active TCC+ card to make the standby TCC+ card active.
a. In CTC, display the node view.
b. Position the cursor over the active TCC+ card slot.
c. Right click and choose RESET CARD.
Step 4 If the alarm clears, reseat the old active TCC+ and allow it to boot up completely.
Step 5 Do a second reset, this time on the newly-active TCC+ card to make the recently- reseated standby TCC+
card active.
a. In CTC, display the node view.