Chapter 5 143
Digital IF Troubleshooting
A3 Digital I.F. Troubleshooting
9. Referring to Figure 5-3, carefully disconnect W6 at A2J14.
Figure 5-3 A2 Digital I.F. Cables
10. Connect the W6 cable to the MMCX female to SMA female connector. Use an
appropriate cable to go from the SMA connector to the RF input of a
functioning spectrum analyzer.
11. Press
Freq, 10 MHz, Span, 1 MHz, Peak Search on the functioning spectrum
analyzer.
W4
W6