AutoTune for Motorola APX Series Radios User Guide
5
4. Motorola APX Portable Alignment and Test Descriptions
Note
: Throughout this section are references to Test Frequency. Test Frequencies are
band- and mode -specific. A table of the frequencies used by each band may be found
in the respective radio service manual. See the References section for more details.
Note
: All analyzer Mode settings are Standard unless otherwise indicated.
4.1. Tx PA Bias (Auto)
RF
Control
Port
Frequency
Modulation Attenuation
Monitor
RF IN/OUT Test Frequency FM
40 dB
Table 4-1. Analyzer Configuration for Tx PA Bias (Auto) alignment
4.1.1. Alignment
Note
: This alignment applies only to APX 8000, APX 6000 Enhanced, and APX NEXT
portable models.
The Tx PA Bias alignment adjusts the radio power amplifier voltages. The radio is
placed into Test Mode. The radio PA bias is enabled and the current bias auto-adjusted.
The current bias is disabled. The final results are written to the log file.
Name
Description
Result
Pass or Fail. Pass unless radio error.
Frequency
Test Frequency
Old Softpot
Original radio softpot setting
New Softpot
Radio softpot after alignment
Table 4-2. Tx PA Bias (Auto) alignment results
