User's Manual

1027144–0001 Draft – Revision D.01
Commissioning the RT 7–23
RT installation
This test verifies the fractional DS3 connection from the HT to the
RT.
Requirements
The fractional DS3 test described below requires the following:
The RT must be fully installed, commissioned, and in
contact with the EMS through the hub.
The HT must be operational and in contact with the EMS.
Fractional DS3/DS1 services must be configured and
provisioned.
There must be no alarms present at the RT location.
A loopback connector must be connected at the HT, either
at the input/out port connector of the HT DS3 SSI or at the
DS3 patch panel. (Refer to figure 7-8.)
Test procedure
1. Connect a DS3 test set to the out/input connector on the RT
DS3 SSI.
2. Select:
- C bit framing
- Recovered clock
- DS3 interface
Fractional DS1 services may be dropped from the DS3 data
stream and tested using QRSS test pattern.
3. Run the test for 1 hour.
Results
The RT 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).
Fractional DS3 test