Lucent Technologies SLC 5 Series - Page 211

Power Up: DLP-529 363-205-401
Page 2 of 4 Issue 7, March 1997
2. Verify that each fuse holder on
RCU
faceplate contains an 80G (0.5A) fuse
and that no fuses are blown. (Fuse bead will pop out when fuse is blown.)
3. Are any fuses blown?
If
YES,
then continue with Step
4.
If
NO,
then proceed to Step
6.
4. Use 553A extractor tool (COMCODE 997991575) (Techni-tool No. 594TE170)
or 319B (KS-6305) extractor tool (COMCODE 100753904) (Techni-tool No.
490PL020) to remove blown fuses.
5. Install good 80G (0.5A) fuse in each empty fuse holder.
6. Verify that both 3C or 3A ringing generators are installed in
GROUP 1
side -
RING GEN 1
and
RING GEN 2
slots.
Reference: DLP-528
7. On
GROUP 1
side, install
RCU
into
RCU
slot in ring shelf.
8. Do any fuses blow on
RCU
?
If
YES,
then continue with Step
9.
If
NO,
then proceed to Step
15.
9. Replace
RCU
. Do any fuses blow on
RCU
?
If
YES,
then continue with Step
10.
If f
NO,
then proceed to Step
15.
10. On ring shelf on right-hand side, disconnect P116 ringing output connectors,
then replace blown fuses on
RCU
.
11. Do any fuses blow on
RCU
?
If
YES,
then proceed to Step
13.
If
NO,
then continue with Step
12.
12. Refer to SD-7C158-01 to check connectors on 80E bulk-power cabinet and
correct wiring problem. Repeat from Step
8.
13. Use SD-7C155-01 to correct wiring problem in ring shelf.
14. Reconnect J116 connectors and replace blown fuses on
RCU
. Repeat from
Step
8.