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3. Preliminary Display Adjustments (SN 3001A and Below)
Procedure
X and Y Deflection
Amplifier Pulse
Response Adjustments
Note
3-46 Adjustments
1. Connect a 10:1 (10 MQ) divider probe to
1 input and a 10: 1 divider probe to the channel 4 input.
the
2. On
oscilloscope, press CRECALL) [ml to perform a soft reset.
channel 1, and use the front-panel knob to select a 1O:l probe.
4. Select channel 4, and use the front-panel knob to select a 1O:l
probe.
5. Press @iYGiJ
6. Connect the channel 1 probe to the oscilloscope's rear panel
PROBE COMPENSATION AC CALIBRATOR OUTPUT connector.
Press
Adjust the channel 1 probe for an optimum
[
- SCALEJ
AUTO
square wave display on the oscilloscope.
7. Connect the channel 4 probe to the oscilloscope's rear panel
PROBE COMPENSATION AC CALIBRATOR OUTPUT connector.
Press
_).
SCALE
square wave display on the oscilloscope.
Each probe is now compensated for the oscilloscope input to which it
is connected. Do not interchange probes without recompensating.
the
8. Connect
channel 1 1O:l divider probe to AlA4E1,and the
channel 4 probe to AlA4E2, as shown in Figure 3-16. Connect
the probe ground leads to chassis ground. See Figure 3-17 and
Figure 3-18 for the location of the assemblies and test points.
Figure 3-16. Preliminary Display Adjustments Setup
9. Remove the cover over A3 Digital Storage Section and remove
PC board (HP part number 85662-60088) into the A3A2 slot. See
Figure 3-17 for the location of the A3A2 assembly.
the
Adjust the channel 4 probe for an optimum
oscilloscope's channel
PULSE/FUNCTION
GENERATOR
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