Agilent Technologies 8564EC Service Manual page 327

IF Section
Troubleshooting Using the Diagnostic Software
6. Select the 10 kHz sweep width in the software menu. The display on
7. Select the 4 kHz sweep width in the software menu. The display on
8. Select the 2 kHz sweep width in the software menu. The display on
9. If the cal oscillator is not sweeping, check the output of the sweep
Table 9-1 Sweep Width Settings
Sweep
Width
20 kHz
10 kHz
4 kHz
2 kHz
432
the second spectrum analyzer should be similar to that shown in
Figure 9-4 on page 433.
the second spectrum analyzer should be similar to that shown in
Figure 9-5 on page 434.
the second spectrum analyzer should be similar to that shown in
Figure 9-6 on page 434.
generator circuit (A4U804 pin 8 of function block Z). A series of
negative-going parabolas should occur. Frequency and amplitude
vary, depending on the sweep width chosen.
RANGE, MA0, and MA1 values for the sweep widths.
Sweep
Time
5 ms
10 ms
30 ms
15 ms
Table 9-1
Res BW RANGE
Adjusted A4U105
Pin 6
10 kHz +5 V
3 kHz +5 V
1 kHz +5 V
300 Hz +5 V
lists the
MA1 MA0
A4U105 A4U105
Pin 2 Pin 5
0 V 0 V
0 V +5 V
+5 V 0 V
+5 V +5 V
Chapter 9