Receiver Preamplifier Test; Figure 20 Receiver Preamplifier Test - Philips 50 T Series Service Manual

Receiver Preamplifier Test

Receiver Preamplifier Test

1. Open the Receiver housing.
2. Remove the antenna from the rear BNC connector.
3. Unplug the BNC cable between the Preamplifier and the Receiver
assembly at the Preamplifier BNC connector.
4. Switch on the Receiver. The green LED on the Preamplifier Board
should be lit.
5. Connect the RF Generator output to the Receiver's antenna input with
a BNC cable.
Figure 21 Receiver Preamplifier Test
6. Set the following on the Signal Generator:
Frequency
Level
450 MHz
-40 dBm
Chapter 8 - RF Bench Repair