363-206-285 Detailed Level Procedure: DLP-553
Issue 2, February 2000 Page 6 of 20
DDM-2000 OC-3 MULTIPLEXER
Figure 2 – Transmission Test of DS3 Signal in DEMUX Direction
12. Is this the first service being placed on the group and is a protection circuit
pack installed?
If YES, then continue with Step 13.
If NO, then proceed to Step 17.
13. Use the following command to switch from service to protection circuit pack:
switch-fn:address:pri=manual;.
Response: The green ACTIVE LED lights on the protection circuit
pack.
14. Repeat the transmission test in the mux (or demux) direction using the
following command:
test-trmsn-t3:address:dirn=mux (or demux):dur=( );.
15. Was the test successful (error free)?
If YES, then continue with Step 16.
If NO, then proceed to Step 37.
16. Use the following command to clear active switch requests on the protection
circuit pack:
switch-fn:address:pri=reset;.
17. The DS3 circuit path under test has passed the DS3 transmission test. Have
all required paths been tested?
If NO, then continue with Step 18.
If YES, then proceed to Step 19.
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