Lucent Technologies 555-233-115 用户手册
DEFINITY Enterprise Communications Server Release 8.2
Upgrades and Additions for R8r
Upgrades and Additions for R8r
555-233-115
Issue 1
April 2000
Multicarrier G2 Universal Module to R8r EPN
5-72
High Reliability
5
Power Up the EPN Cabinets
1. At each EPN power distribution unit, set the main circuit breaker to ON.
After about 40 seconds, EPN power and PPN/EPN communications return.
2. After power returns to each EPN and all trouble is cleared, verify that the
EMERGENCY TRANSFER CONTROL switch is set to AUTO. This restores
the system to the normal mode.
the system to the normal mode.
Retranslate Port Circuits
If port circuit packs in the G2 module control carrier were relocated in order to
put:
put:
■
A critical port circuit pack, requiring longer nominal battery holdover (such
as a DS1 or an Announcement circuit pack), in a port slot
as a DS1 or an Announcement circuit pack), in a port slot
■
A TN736, TN752, or TN755 power supply in port slots “18” and “19”
■
A TN776 or TN570 Expansion Interface in port slot “1”
■
A TN776 or TN570 in port slot “2” (for a second directly connected EPN)
of the new expansion control carrier, verify that they were retranslated during the
off-site software upgrade. If not, they must be retranslated now. Refer to
DEFINITY Enterprise Communications Server Release 8 Administrator’s Guide,
for instructions on performing the retranslations.
off-site software upgrade. If not, they must be retranslated now. Refer to
DEFINITY Enterprise Communications Server Release 8 Administrator’s Guide,
for instructions on performing the retranslations.
Enable TTI
1. Type change system-parameters features and press
Enter
.
2. On the second screen, set the
Enabled?
field to y to activate the TTI
feature.
Check Link Status
1. Type display communication-interface links and press
Enter
. Compare it
with the earlier status.
2. Type status link
number and press
Enter
. Repeat this step for each link.
Enable Scheduled Maintenance
Type change system-parameters maintenance and press
Enter
. Enable the
scheduled daily maintenance.