ALIGNMENT AND TROUBLESHOOTING PROCEDURES
20 LBI-38438A
5.3 RECEIVER
Alignment and Troubleshooting for Receiver Circuitry on Transmitter/Receiver Board
CMN-233A/B.
5.3.1 Receiver Alignment
5.3.1.1
Equipment Required
1. RF Signal Generator (29 - 50 MHz)
2. DC Voltmeter
3. Frequency Counter (up to 100 MHz with 0.05 V sensitivity)
4. Audio Level Meter and Distortion Analyzer
5. 4 ohm, 6 Watt Resistor
5.3.1.2
Preliminary Adjustment
1. Connect 13.8 VDC to P2
2. Set MONITOR switch to “out” position
3. Select desired channel
4. Disable Channel Guard by connecting ground to J701-7
5. Connect RF Signal Generator to antenna jack J1
NOTE
Make sure the transmitter is properly aligned before aligning the receiver.