365-575-102 Detailed Level Procedure: DLP-500
Issue 8.0, July 2002 Page 3 of 4
6. Remove the protector caps (if equipped) from the ends of the lightguide
jumper (loopback cable).
7. Clean the optical buildouts, fiber, and connectors with canned air or a
non-toxic gas.
Reference: DLP-510
8. Install the 20-dB loss buildout into the IN connector of the RCVR circuit pack.
Reference: DLP-512
9. Connect the lightguide jumper between the buildout (on RCVR) and the OUT
connector on the TRMTR circuit pack for the same line.
10. Repeat Steps 3 through 9 for the adjacent high-speed line in the same shelf to
be looped back.
11. STOP! YOU HAVE COMPLETED THIS PROCEDURE.