Lucent Technologies SLC 5 Series - Page 332

363-205-401 RT Turn Up:
Issue 7, March 1997 Page 1 of 2
DLP-514
Install Transmit/Receive Unit (TRU) in CD Shelf
1. Get one compatible version
TRU
and inspect for possible damage.
Reference: DLP-500
2. Insert
TRU
into
TRU
slot located in CD (upper) shelf of channel bank while
observing indicators on
TRU
faceplate.
Response:
TRU FAIL
indicator lights momentarily;
MJ
and
NE
indica-
tors on
ADU
and
DIGROUP C, D
indicators on
BCU
are
lighted.
3. Does
FAIL
indicator on
TRU
go off and remain off?
If
YES,
then proceed to Step
17.
If
NO,
then continue with Step
4.
4. Remove and then reinsert channel bank
ADU
circuit pack.
5. After approximately 15 seconds, does
FAIL
indicator on
TRU
go off and
remain off?
If
YES,
then proceed to Step
17.
If
NO,
then continue with Step
6.
6. Replace
TRU
in CD shelf while observing indicators on
TRU
faceplate.
7. Does
FAIL
indicator on
TRU
go off and remain off?
If
YES,
then proceed to Step
17.
If
NO,
then continue with Step
8.
8. Remove
ADU
and verify that option switches are set correctly.
Reference: DLP-505, DLP-506, DLP-507
9. Are option switches on
ADU
set correctly?
If
YES,
then proceed to Step
12.
If
NO,
then continue with Step
10.
10. Change option switches on
ADU
to correct settings.