Sony Tektronix AWG2021 Service Manual page 117

AWG2021 Service Manual
b. Select waveform file:
H Push SETUP!Waveform Sequence, if necessary, to select a
waveform file for CH1.
H Turn the general purpose knob to highlight the DIGI_OUT.WFM
file.
H Push ENTER to select the file.
c. Set AWG2021 controls:
H Push MODE!Cont.
3. Turn on the AWG2021 CH1 output: Push the CH1 button so that the LED
above the CH1 output connector is on.
4. Check the digital data output signals:
a. Enable power supply output: Turn on power supply output.
b. Check the signal levels: Contact the oscilloscope probe to the pins on
J200 and J210 (see Figure 4–20). Check that the oscilloscope display
shows the following signals:
H Data signals D0–D11, D0–D11 are differential ECL output
H Clock signals CLK and CLK are differential ECL output
H All other pins are ground
Performance Tests
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