Lucent Technologies SLC 5 Series - Page 340

RT Turn Up: DLP-516 363-205-401
Page 2 of 4 Issue 7, March 1997
11. Did
FAIL
indicator on
CTU
light momentarily?
If
YES,
then
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO,
then continue with Step
12.
12.
!
CAUTION:
Incorrectly set ADU option switches may result in immediate or future
loss of service or may introduce errors into the digital bitstream.
Replace
ADU
with another correctly optioned
ADU
.
13. Wait 20 seconds and then replace
CTU
with
CTU
removed previously while
observing
FAIL
indicator on
CTU
faceplate.
14. Did
FAIL
indicator on
CTU
light momentarily?
If
YES,
then
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO,
then continue with Step
15.
15.
!
CAUTION:
Incorrectly set ADU option switches may result in immediate or future
loss of service or may introduce errors into the digital bitstream.
Replace
ADU
with
ADU
removed previously.
16. Are any fuses on
CFU
in blue (lower) bank blown?
If
YES,
then continue with Step
17.
If
NO,
then proceed to Step
20.
17. Replace blown fuse(s) on
CFU
.
18. Unseat, then reseat
CTU
while observing
FAIL
indicator on
CTU
faceplate.
19. Does
FAIL
indicator on
CTU
light momentarily?
If
YES,
then
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO,
then continue with Step
20.
20. Replace
CFU
in blue bank.
21. Unseat, then reseat
CTU
while observing
FAIL
indicator on
CTU
faceplate.