Tektronix TDS5054, User Manual

Page: 49 / 361

Incoming Inspection
1-28
TDS5000 Series User Manual
5.
Verify that the delayed trigger system operates:
a.
Set up the delayed trigger:
H
From the Trig menu, select
A--B Trigger Seq
to open the Trigger
Setup control window. The window opens to the A
→
B Seq tab.
H
Click
Trig After Time
under A Then B.
H
Click in the
B Trig Level
text box on the far right of the control
window.
H
Set the Trigger Mode to
NORM
.
b.
Confirm that the following statements are true:
H
The readout in B Trig Level changes as you turn the lower multipur-
pose knob.
H
As you rotate the lower multipurpose knob, the square wave probe
compensation signal can become triggered and untriggered. (Leave
the signal triggered.)
c.
Verify the delayed trigger counter:
H
Click on the
Trig Delay
control text box to display the pop--up
keypad. Click the keypad icon to open the keypad.
H
Click on the keypad to enter a trigger delay time of 1 second, an
click
Enter
.
H
Verify that the TRIGGER
TRIG’D
indicator on the front panel
flashes about once every second as the waveform is updated on the
screen.
6.
Remove the test hookup
: Disconnect the cable from the channel input and
the probe compensation terminal.