Motorola APX 1000 Basic Service Manual page 414

6-14
6.5.4 PA Saturation Reference Tuning
Tuning is done through PA Saturation Referencing screen.
1. Select the PA Saturation Reference alignment screen. The screen indicates the transmit
frequencies to be used. See
2. In Manual Mode, set the service Monitor to the desired frequency (as shown in the frequency
list in the PA Saturation Reference alignment screen).
3. Adjust the PA Saturation Reference softpot value with the slider until the radio transmits as
close as possible to the rated power. For rated power refer to the help text in the Tuner.
4. Left-click the slider of the frequency selected (should be the same frequency as step 2).
5. Left-click the PTT Toggle button on the screen to make the radio transmit. The screen
indicates whether the radio is transmitting.
6. Repeat the steps 2 to 5 for all frequencies.
7. Left-click the Program All button on the screen to dekey the radio and save the tuned values.
Figure 6-17. PA Saturation Referencing Alignment Screen (VHF)
Radio Alignment Procedures: Transmitter Alignments
Figure 6-17, Figure 6-18, Figure 6-19 and Figure 6-20.