Performance Veri
fi
cation
17.
Push the
Set to 0V
side-bezel button.
18.
Use the Vertical
Scale
knob to set the oscilloscope to
5 V/div
.
19.
Use the Vertical
Position
knob to place the trace at the bottom of the display
(-4 divisions).
20.
Use Multipurpose knob
a
to set the offset to +25.00 V.
21.
Set the DC Voltage source to +45 V.
22.
Check that the vertical trace is now within 0.2 divisions of the Zero volt line.
Record Pass or Fail in the test record.
23.
Set the DC Voltage source to 0 V.
24.
Push the
Set to 0V
side-bezel button.
25.
Use the Vertical
Position
knob to place the trace at the top of the display
(+4 divisions).
26.
Use Multipurpose knob
a
to set the offset to –25.00 V.
27.
Set the DC Voltage source to –45 V.
28.
Check that the vertical trace is now within 0.2 divisions of the Zero volt line.
Record Pass or Fail in the test record.
29.
Set the DC Voltage source to 0 V.
30.
Push the
Set to 0V
side-bezel button.
31.
Move the DC Voltage source cable to the next channel to be tested.
32.
Push the channel button (1, 2, 3, or 4) for the next channel to check.
33.
Repeat steps 4 through 32 for each of the remaining channels.
24
DPO2000 and MSO2000 Series Speci
fi
cations and Performance Veri
fi
cation