Test The Eia - Cisco ONS 15454 Troubleshooting Manual

Chapter 1 General Troubleshooting
Choose None from the Loopback Type column for the port being tested.
Step 6
Choose the appropriate state (IS, OOS, OOS_AINS) from the State column for the port being tested.
Step 7
Click Apply.
Step 8
Click Yes in the confirmation dialog box.
Step 9
Complete the
Step 10
If the test set indicates a faulty circuit, the problem might be a faulty EIA.
Complete the
Step 11

Test the EIA

This procedure does not apply to Software R4.6 DWDM cards or ML-Series cards.
Note
Step 1 Remove and reinstall the EIA to ensure a proper seating:
a.
b.
c.
d.
Step 2 Resend test traffic on the loopback circuit with known-good cabling, a known-good card, and the
reinstalled EIA. If the test set indicates a good circuit, the problem was probably an improperly seated
EIA, and you can proceed to
seated, proceed to
In card view for the DS-N card, depending upon the type, click the Maintenance > Loopback tabs,
Step 3
Maintenance > DS1 tabs, or Maintenance > DS3 tabs.
Step 4 Choose None from the Loopback Type column for the port being tested.
Choose the appropriate state (IS, OOS, OOS_AINS) from the State column for the port being tested.
Step 5
Click Apply.
Step 6
Click Yes in the confirmation dialog box. Proceed to
Step 7
If the test set indicates a faulty circuit, the problem is probably a defective EIA. Return the defective EIA
Step 8
to Cisco through the RMA process. Contact Cisco TAC (1 800 553-2447).
Replace the faulty EIA. See the
Step 9
Resend test traffic on the loopback circuit with known-good cabling, a known-good card, and the
Step 10
replacement EIA. If the test set indicates a faulty circuit, repeat all of the facility loopback procedures.
If the test set indicates a good circuit, the problem was probably the defective EIA. Clear the facility
Step 11
(line) loopback by clicking the Maintenance > Loopback tabs, Maintenance > DS1 tabs, or
Maintenance > DS3 tabs.
Step 12 Choose None from the Loopback Type column for the port being tested.
Step 13 Choose the appropriate state (IS, OOS, OOS_AINS) from the State column for the port being tested.
November 2004
"Perform a Hairpin Test on a Source Node Port (West to East)" procedure on page
"Test the EIA" procedure on page
Remove the lower backplane cover. Loosen the five screws that secure it to the ONS 15454 and pull
it away from the shelf assembly.
Loosen the nine perimeter screws that hold the EIA panel in place.
Lift the EIA panel by the bottom to remove it from the shelf assembly.
Follow the installation procedure for the appropriate EIA. See the
Assembly" procedure on page
Step
Step 3.
1.3.1 Perform a Facility (Line) Loopback on a Source DS-N Port (West to East)
1-11.
3-17.
16. If the problem persists and the EIA is not shown to be improperly
Step
"Replace an Electrical Interface Assembly" procedure on page
Cisco ONS 15454 Troubleshooting Guide, R4.6
"Replace an Electrical Interface
16.
1-12.
3-17.
1-11