Tektronix 7613 User Manual

STORAGE SYSTEM
Equipment Required
1. 7A15A
2. 7B53A
3. Low frequency sine-wave generator
4. 42 inch 50-ohm BNC cable
39. Check Storage Operation
a. Set controls as given under Preliminary Controls
Settings. Then press the STORE button for the storage
mode of operation.
b. Turn the STORED INTENSITY control fully clock-
wise.
c. CHECK-—that screen is bright with uniform intensity.
d. ADJUST—CE1 and CE3 for uniformity of brightenss.
e. Turn STORED INTENSITY fully counterclockwise.
Calibration—7613/R7613 Service
f. CHECK-—that screen turns dark.
g. Press and release the erase button.
h. CHECK-that the screen turns bright and then dark.
i, ADJUST—Level Preset (R1473) if necessary so screen
turns dark after erase cycle (see Fig. 2-9 for location of
adjustments on storage board). Turn STORED INTENSITY
control clockwise. Screen should turn bright.
j. Set test oscilloscope to normal triggering at 20 ms/div
and 5 volts/div vertical deflection. Connect a 10X probe to
the test oscilloscope and connect the tip to test point target
on the storage board.
k. Press and hold the ERASE button for a repetitive
erase cycle. Adjustment of the trigger level may be
necessary for a proper display. See Fig. 2-10.
|. CHECK—for the proper display. It may be possible
for the CRT to meet steps b to i and still be out of
adjustment.
Fig. 2-9. Location of adjustment on storage board.
2-19
7613

Tektronix 7613 Specifications

General

Brand	Tektronix
Model	7613
Category	Test Equipment
Language	English