AR 60S1G6, Руководство по эксплуатации и обслуживанию

Страница: 41 / 46

Model 60S1G6
Rev C 25
2. With the W3 cable disconnected from the input of A3, check the response from the input of A3 to the
Main RF output of the amplifier. Typical A3 Quad Amp Response is shown in Figure 4-2.
Figure 4-2. Typical Gain Response from the A3 Quad Amplifier Input to the Main RF Output
3. If the gain is slightly low (i.e., several dB below typical), try disconnecting the input and output cables
from the A3, A5-A8 Quad Amps and checking the individual gain. Typical Quad Amp response is
shown in Figure 4-3.
Figure 4-3. Typical Quad Amp Response
4. If the response of the A3, A5-A8 Quad Amps is normal, check the A4 Four-Way Splitter and the A9
Four-Way Combiner.