TB 9-6625-2024-35
(a) TIME/DIV OR DLY TIME switches to .05 s.
(b) MAG X10 pushbutton to OUT.
(c) POSITION control for convenient display of pulse.
(5) Measure risetime using standard risetime technique. If risetime is not 5.4 ns
or less, perform b below.
b. Adjustments. Adjust
C341 and
R341 (fig. 3) for optimum
square wave (R).
a. Deenergize and disconnect all equipment.
b. Annotate and affix DA label/form in accordance with TB 750-25.
SECTION VI
TEKTRONIX TYPES 7B53A AND 7B53AN OPT 5 AND OPT 115
a. Remove side panels from TI and install TI into
oscilloscope horizontal (right)
compartment.
b. Press oscilloscope VERT MODE LEFT and
TRIG SOURCE LEFT pushbuttons.
c. Position controls as listed in (1) through (8) below:
(1) Set TIME/DIV OR DLY TIME switches to 1 ms (PUSH FOR DLY'D).
(2) Turn VARIABLE control fully cw (to detent).
(3) MAIN TRIGGERING as listed in (a) through (d) below:
(a)
LEVEL control to midrange.
(b)
MODE pushbutton to NORM.
(c)
COUPLING pushbutton to DC.
(d)
SOURCE pushbutton to INT.
(4) DLY'D TRIG pushbuttons as listed in (a) through (c) below:
(a) SLOPE to + (positive) (IN).
(b) COUPLING to AC (IN).
(c) SOURCE to INT (IN).
(5) POSITION and FINE controls to midrange.
(6) MAG pushbutton to X1 (IN) .
(7) DELAY TIME MULT dial to 1.0.
(8) DLY'D TRIG to RUNS AFTER DLY TIME (fully cw).
d. Insert
vertical amplifier in left
vertical compartment.