Lucent Technologies SLC 5 Series - Page 436

Conversions: DLP-502 363-205-401
Page 2 of 2 Issue 7, March 1997
5. Does
FAIL
indicator on
BCU
and
ADU
go off after approximately 20 sec-
onds?
If
YES,
then
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO,
then proceed to Step
6.
6. Replace
BCU
with another
BCU
.
7. Does
FAIL
indicator on
BCU
and
ADU
go off after approximately 20 sec-
onds?
If
YES,
then
STOP. YOU HAVE COMPLETED THIS PROCEDURE.
If
NO,
then proceed to Step
8.
8. Replace
BCU
with
BCU
removed previously.
9. Check wiring using SD-7C117-01 or SD-7C117-02. Repeat procedure from
Step
2
after locating and correcting trouble.