Radio Alignment Procedures: Transmitter Alignments

5-5

 

 

To align transmit power:

1.Select the TX Power (Low or High) alignment screen. The screen will indicate the transmit frequencies to be used. See Figure 5-6and Figure 5-7.

2.Left-click the desired frequency field (starting with the highest frequency shown).

3.Left-click the PTT Toggle button on the screen to make the radio transmit. The screen indicates whether the radio is transmitting.

4.Measure the transmit power of the radio with your communications system analyzer.

5.Adjust the softpot value until the required power, as shown in Table 5-2, is indicated on the communications system analyzer.

Table 5-2. Transmit Power Settings

 

Transmit Power

Power Level

(Watts)

 

UHF R2

 

 

(450–488 MHz)

 

 

Low

2.2–2.4

 

 

High

4.5–5.0

 

 

6.Repeat Steps 2 through 5 for all frequencies and all power levels.

7.Left-click the Program All button on the screen to dekey the radio and save the tuned values.

8.Left-click the Close button on the screen to return to the Transmitter Alignments menu.

6881094C12-A

November 11, 2004

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Motorola SSETM 5000 service manual Transmit Power, Watts