Motorola APX 1000 Basic Service Manual page 407

Radio Alignment Procedures: Transmitter Alignments
Figure 6-8. Reference Oscillator Alignment Screen (700/800 MHz)
1. Make sure the Communication Analyzer is in Manual mode.
VHF
• Set the base frequency to 173.975 MHz
UHF1
• Set the base frequency to 469.925 MHz
UHF2
• Set the base frequency to 519.975 MHz
700/800 MHz
• Set the base frequency to 869.8875 MHz
2. Adjust the reference oscillator's softpot value with the slider until the measured value is as
close as possible to the frequency shown on the screen. See
NOTE: Increases the slider decreases the frequency and vice versa.
Table 6-1.
6-7