HP Cell Phone Accessories 8935 Uživatelský manuál stáhnout pdf (Strana 46)

46 Chapter 2

Testing AMPS Base Stations

Receiver Squelch Threshold

6. Set the CW RF Path field to Bypass. This turns off the IQ

modulation used for CDMA tests.

7. Press

SHIFT, RFAnl (AF Anl) to access the AF ANALYZER screen.

8. Set the AF Anl In field to Audio In.

9. Press the

RF Gen key to access the RF GENERATOR screen.

10.Set the AFGen1 To field to FM and set it to 8 kHz deviation.

11.Enter the transmitter’s channel number in the RF Channel field.

12.Set the Atten Hold field to On

. The prevents the Test Set from

changing its internal attenuators during the test to prevent

erroneous squelch interruption.

Set to Bypass.

Bypass/IQ

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HP Cell Phone Accessories 8935 Uživatelský manuál Strana 46