User's Manual

1027145–0001 Revision D 7–10 Commissioning HTs Hub installation
This test verifies the DS3 connection from the HT to the RT.
Requirements
The DS3 test described below requires the following:
• The HT must be operational and in contact with the EMS.
• The RT must be fully installed, commissioned, and in
contact with the EMS through the hub.
• DS3 services must be configured and provisioned.
• There must be no alarms present at the RT location.
• A loopback connector must be connected to the input/out
port connector of the RT Universal DS1 SSI used for the
test. (See figure 7-1.)
Test procedure
1. Connect a DS3 test set to the out/input points at the patch
panel.
2. Select:
- C bit framing
- Recovered clock
- DS3 interface
DS1 services may be dropped from the DS3 data stream and
tested using QRSS test patten.
The DS3 test set and HT may be timed from the same
source.
3. Run the test for 1 hour.
Results
The HT passes if there are no errors and no clock or frame slips
during the test.
Record the results on the form on the following page (or make a
photocopy).
DS3 test