User's Manual

Test Equipment Set-up – continued
3-82 1X SC 4812T Lite BTS Optimization/ATP FEB 2005
PRELIMINARY
Equipment Warm-up
To assure BTS stability and contribute to Optimization
accuracy of the BTS, warm-up the BTS Test Equipment
prior to performing the BTS Optimization Procedure as
follows:
Agilent E7495A for a minimum of 30 minutes
All other Test Sets for a minimum of 60 minutes
Time spent running initial or normal Power-up, Hardware/
Firmware Audit, and BTS Download counts as Warm-up
Time.
NOTE
Before installing any Test Equipment directly to any BTS
TX OUT Connector, verify that there are no CDMA
Channels keyed.
At active sites, have the OMC-R/CBSC place the
antenna (sector) assigned to the BBX under test to out
of service (OOS). Failure to do so can result in
serious personal injury and/or equipment damage.
WARNING
Automatic Cable Calibration
Set–up
Figure 3-27 and Figure 3-28 show the Cable Calibration Set–up for the
Test Sets supported by the LMF. The left side of the diagram depicts the
location of the Input and Output Connectors of each Test Equipment
Item, and the right side details the connections for each test. Table 3-32
provides a procedure for performing Automatic Cable Calibration.
Manual Cable Calibration
If Manual Cable Calibration is required, refer to the procedures in
Appendix F.
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