Alcatel-Lucent 1677 SONET Link Manual page 215

3EM13850AD
Issue 01, September 2007
Is trouble cleared?
18
Verify that no errors (excluding those that may have resulted from the switch in
19
step 13) are observed on test set.
Are there errors?
20
Refer to 1677 SONET Link Maintenance and Trouble Clearing manual
21
(PN 3EM13853AF) to resolve problem, then go to step 22.
Is problem resolved?
22
Reset test set error count to zero and monitor for 10 seconds.
23
Verify that no errors are observed on test set.
24
Are there errors?
25
Record verification in CKL-116.
26
Are TMUXs equipped in shelf?
27
TMUX Copy Switching
Enter
28
Enter
29
TMUX.
Observe output. Is working TMUX IS,WRK and protect TMUX IS,STBYH?
30
Verify DS0G, TMUX and VSC Switching (Working to Protect)
If yes, go to step 8.
If no, go to step 17.
If yes, go to step 21.
If no, go to step 26.
If yes, go to step 23.
If no, go to step 21.
If yes, go to step 21.
If no, go to step 26.
If yes, go to step 28.
If no, go to step 48.
RTRV-EQPT::IOC-S-SS;
RTRV-EQPT::IOC-S-SS;
If yes, go to step 33.
If no, go to step 31.
to retrieve equipment parameters of working TMUX.
to retrieve equipment parameters of mate protect
DLP-126
4-171