User's Manual

Table Of Contents
In–Service Calibration – continued
H-22 1X SC 4812T Lite BTS Optimization/ATP FEB 2005
PRELIMINARY
S Test Equipment has been connected as shown in Figure H-11 or
Figure H-12.
S An RFDS (or as a minimum, a Directional Coupler), whose Loss is
already known, must be in the applicable TX Antenna Path to perform
the In–service Calibration.
S Test Equipment has been calibrated after a 60–minute warm–up.
S A short RF Cable and two BNC–N Adapters are available to perform
Cable Calibration.
S N–SMA Cable Adapters are available to connect to TRDC or DRDC
BTS CPLD Connectors, and are included in Test Cable Insertion Loss
Measurements.
S The Power Delta Calibration has been performed.
Refer to Table H-1, Table H-2, Table H-3, Table H-4, or Table H-5.
H