Tektronix LTA7P Series, Service Manual

Page: 72 / 172

Performance Verification: Ajustment/Verification Fixture
4- 24
TLA7Nx, TLA7Px, & TLA7Qx Logic Analyzer Module Service Manual
b. Set up the Horizontal menu as follows:
H
Time Base Main
H
Record Length 5000
H
Horizontal Scale Main Scale @ 5 ns/div
c. Set up the Trigger menu as follows:
H
Source CH1
H
Coupling DC
H
Slope +
H
Level 700 mV
H
Mode Normal
d.
Set up the Measure menu as follows:
H
Select Measurement for CH1 Frequency
H
Gating Off
e. Set up the Cursor menu as follows:
H
Function Off
f. Set up the Acquire menu as follows:
H
Acquisition Mode Sample
H
Repetitive Signal On
6. Using the oscilloscope and the custom probe adapter shown in Figure 4--10
on page 4--26, verify that the output frequency at J1 pin-2 on the adjustment/
verification fixture is 105 MHz.
7. Press the Run/Stop button to stop the acquisition.
8. Disconnect the test equipment from the adjustment/verification fixture.
9. This completes the functional verification procedures for the adjustment/ver-
ification fixture.