Keysight N9038A MXE Service Guide 345
Analog & Digital IF
A3 Digital I.F. Troubleshooting
10 MHz Reference Output
1. Connect a spectrum analyzer to the 10 MHz Out on the rear panel of the
instrument as illustrated in Figure 10-13.
2. Tune the spectrum analyzer Center Frequency to 10 MHz with a Span of
10 MHz.
3. Verify that the 10 MHz Reference Output frequency is accurate and that
the amplitude is at least 0 dBm, as shown in Figure 10-14.
Figure 10-14 A3 Digital IF 10 MHz Reference Output