Figure 86: HPD Service Monitor - RF Control Settings Window (Aeroflex 3900 Series
Service Monitor)
4 Select the following values in the Transmit quadrant of the RF Control Settings window:
a Select Inbound Reserved for the Burst Type.
b Select a Modulation Type.
NOTICE: The selection should be a modulation type from HPD Receive Sensitivity
1% BER specifications, which include:
• 64 Quadrature Amplitude Modulation (QAM)
• 16 QAM
• Quadrature Phase Shift Keying (QPSK)
See GTR 8000 Base Radio Specifications on page 40.
c Select TDO for the Sync Mode.
d Select 0.153 Std for the Pattern.
5 Select Free Run for the Sync Mode in the Receive (Expected) quadrant of the RF Control
Settings window.
6 Select the following values in the upper left quadrant of the RF Control Settings window:
a Click the RF Gen Freq field and use the number buttons on the front of the service monitor to
enter a value.
NOTICE: The value entered should be within the Frequency Range specification for
the HPD base radio configuration being tested. See GTR 8000 Base Radio
Specifications on page 40.
b Click the RF Gen Level field and enter a dBm value, depending on the length of cable
between the service monitor and the base radio.
NOTICE: The value entered should match the receive sensitivity 1% BER
specifications for your HPD base radios configuration, for the Modulation Type you
selected. See GTR 8000 Base Radio Specifications on page 40.
c Select 1 from the drop-down list for Pilot Sync Code (PSC).
MN003286A01-E
Chapter 5: GTR 8000 Base Radio Optimization
204
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