28 2000/3000 X-Series Oscilloscopes Service Guide
2 Testing Performance
Figure 2 Setting Up Equipment for Digital Channel Threshold Accuracy Test
4 Use a BNC-banana cable to connect the multimeter to the other side of the
BNC Tee.
5 Connect the BNC Tee to the Channel 1 output of the calibrator as shown in
Figure 2.
6 On the oscilloscope, press the [Digital] key, then press the Thresholds softkey,
then press the D7 - D0 softkey repeatedly until the check mark is next to User.
7 Press the User softkey to the right of the D7 - D0 softkey, then turn the Entry
knob ( ) on the front panel of the oscilloscope to set the threshold test
settings as shown in Table 5.
Probe
Cables
Channels
8 - 15
Channels
0 - 7
Test
Connector
2000/3000 X-Series Oscilloscope
Oscilloscope
Calibrator
Digital
Multimeter
BNC Tee
BNC-Bananna
Cable
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