61200242L1-1 NT1 ACE
4
User Manual 3
NT1 ACE
4
User Manual
If an ERROR indicator is not illuminated and the READY
indicator is flashing, a network test is in progress. Network
command tests cause a faster 8 Hz flash rate.
Inspection
After unpacking the NT1 ACE
4
, carefully inspect it for ship-
ping damage. If damage is suspected, file a claim immedi-
ately with the carrier and contact ADTRAN Technical
Support. If possible, keep the original shipping container
for use in shipping the NT1 ACE
4
forrepairorforverifica-
tion of damage during shipment.
Maintenance
The NT1 ACE
4
requires no routine maintenance to operate.
In case of equipment malfunction, refer to the sections
Remote Testing and Repair and Return below or remove the
unit and replace it with another unit optioned in an identi-
cal manner.
Remote Testing
Network test features include a loopback test initiated at the
central office. This test confirms network integrity to the
NT1 ACE
4
.
Repair and Return
Repairs should not be performed in the field. Repair ser-
vices can be obtained by returning the unit to the ADTRAN
