Motorola 6816101H01-A User Manual
Page 38
3-4
Hardware Tuning Setup and Procedure
4.
Using the ceramic tool, adjust R425 to tune high power (refer to Figure 3-2).
R425
R426
R216
FL701
R215
Figure 3-2 Tuning Ports
2.3.2
Low Power
1.
Connect the radio to power meter.
2.
Set the radio to the appropriate tuning frequency (refer to Table 3-1).
3.
Key up the radio.
4.
Using the ceramic tool, adjust R426 to tune low power (refer to Figure 3-2).
2.3.3
Frequency Tuning
1.
Set the radio to the appropriate tuning frequency (refer to Table 3-1).
2.
Using the ceramic tool, adjust FL701 to tune the frequency (refer to Figure 3-2).
2.3.4
Modulation Balancing
1.
Set the radio to the appropriate tuning frequency (refer to Table 3-1).
2.
On the test equipment, set the following configurations:
Audio bandwidth: 0.25Hz to 15,000Hz.
De-emphasis: Off
FM: Peak negative
3.
Using the Audio Analyzer, inject a 0.3kHz tone to the radio through the test box.
4.
Key up the radio.