L.O. Synthesizer/Reference Troubleshooting
A14 L.O. Synthesizer Troubleshooting
Verifying the 4800 MHz Input Power & Frequency Stability:
— Turn on the analyzer and wait for the instrument to complete the boot up
— Press FREQ, 4.2 GHz, SPAN, Zero Span.
— Disconnect A14W6 cable at A14J200 (see
DS2 and DS3 will illuminate when the W6 cable is removed. This is normal.
NOTE
— Connect A14W6 cable end to the RF input of the functioning spectrum
Figure 7-2
W4 and W6 Location
process.
analyzer.
Figure
283
7-2).