Agilent Technologies E4991A Service Manual page 143

Figure 3-16 A5 Reference Oven Adjustment Setup
Step 4. Follow the adjustment program instruction to update the correction constant.
Step 5. Adjust "Reference Oven Adjustment screw" as shown in Figure 3-17 so that the counter
reading is 10MHz
strap handle.
Figure 3-17 Reference Oven Adjustment Screw
Chapter 3
A5 Reference Oven Adjustment (Opt 1D5 only)

1Hz, if the counter reading is out of 10MHz
Adjustment

1Hz. Then remove side
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