Lucent Technologies SLC 5 Series Manual page 478

Conversions: DLP-511
Page 4 of 6
14. Check wiring using SD-7C117-01 or SD-7C117-02. Repeat procedure from
Step 7 after locating and correcting trouble.
15. Did FAIL indicator on LSU light momentarily?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 16.
16. Remove LSU.
17. Get a replacement LSU and set option switches according to Steps 2 through
6.
18.
!
CAUTION:
Incorrectly set LSU option switches may result in immediate or future loss
of service or may introduce errors into the digital bitstream.
While observing FAIL indicator on LSU faceplate, insert LSU into LSU slot in
facility shelf.
Response:
19. Did FAIL indicator on LSU light momentarily?
If YES, then STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If NO, then continue with Step 20.
20. Remove ADU and check for proper option settings.
21. Are option switches on ADU set correctly?
If YES, then proceed to Step 24.
If NO, then continue with Step 22.
22. Set option switches on ADU to correct positions and reinsert ADU into ADU
slot.
23.
!
CAUTION:
Incorrectly set LSU option switches may result in immediate or future loss
of service or may introduce errors into the digital bitstream.
Wait 20 seconds and then replace LSU with LSU removed previously and
repeat from Step 7.
LSU FAIL indicator lights momentarily and MN and NE indi-
cators on ADU are lighted.
363-205-401
Issue 7, March 1997