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Brief Procedures
TDS 520A, 524A, 540A, & 544A Performance Verification
b.
Select the delayed trigger level menu:
Press SHIFT; then press DELAYED TRIG.
Press the main-menu button Level; then press the side-menu
button Level.
c.
Confirm that the following statements are tru
e:
The trigger-level readout for the delayed trigger system changes
as you turn the general purpose knob.
The general purpose knob can trigger and untrigger the square-
wave probe-compensation signal as you rotate it. (Leave the
signal
un
triggered.)
Pressing the side-menu button Set to 50% triggers the probe-
compensation signal that you just left untriggered. (Leave the
signal triggered.)
d.
Verify the delayed trigger counter:
Press the main-menu button Delay by
Time
.
Use the keypad to enter a delay time of 1 second (press 1 then
press ENTER).
Verify that the trigger READY indicator on the front panel flashes
about once every second as the waveform is updated on-screen.
4.
Remove the test hookup:
Disconnect the standard-accessory probe from
the channel input and the probe-compensation terminals.