Agilent Technologies 54657A Dokumentacja Strona 106

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5 Press Time , then press the Freq and Period softkeys.
You should measure the following:
Frequency 1 MHz, test limits are 995.8 kHz to 1.0042 MHz.
Period 1 µs, test limits are 995.9 ns to 1.004 µs.
If the measurements are not within the test limits, see "Troubleshooting the
Oscilloscope," on page 4-32.
6
Change the time mark generator to 20 ns, and change the time base to
5 ns/div. Adjust the trigger level to obtain a stable display.
7 Press Time , then press the Freq and Period softkeys.
You should measure the following:
Frequency 50 MHz, test limits are 49.50 MHz to 50.51 MHz.
Period 20 ns, test limits are 19.80 ns to 20.20 ns.
If the measurements are not within the test limits, see "Troubleshooting the
Oscilloscope," on page 4-32.
8
Change the time mark generator to 2 ns, and change the time base to
1 ns/div. Adjust the trigger level to obtain a stable display.
9 Press Time , then press the Freq and Period softkeys.
You should measure the following:
Frequency 500 MHz, test limits are 471.67 MHz to 531.94 MHz.
Period 2 ns, test limits are 1.880 ns to 2.120 ns.
If the measurements are not within the test limits, see "Troubleshooting the
Oscilloscope," on page 4-32.
Service
Verifying Oscilloscope Performance
4-14
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