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Table 3-11
Equipment
Digital multimeter
1
2
3
4
5
6
7
Service
Adjusting the Oscilloscope
To adjust the display
The display adjustments are optional and normally do not require
adjustment. You should use this procedure only for the few cases when the
display is obviously out of adjustment.
Equipment Required
Critical specifications
Accuracy ±0.05%, 1 mV resolution
Connect the digital multimeter to the end of R901 closest to the fuse.
See figure 3-3.
Adjust +B for +14.00 V.
Press
Print/Utility
the
Display
softkey.
Adjust V.HO (vertical hold) for vertical synchronization.
Set the intensity control (on the front panel) to mid-range.
Adjust Sub Bri (sub bright) to the lowest setting so that the half
bright blocks on the display are visible.
Increase the intensity control to a comfortable viewing level.
This is usually about 3/4 of its maximum range.
3-28
. Press the
softkey, then press
Self Test
Recommended
Model/Part
Agilent 34401A
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