TB 9-6625-2024-24
b. Adjustments
(1) Adjust SWP CAL (front panel) for 1 marker per division.
(2) Adjust R564 MAIN SWEEP LENGTH (fig. 4) for sweep length of 10.4
divisions (R).
(3) Adjust R652 DLY'D SWEEP LENGTH (fig. 4) until both sweep lengths are 10.4
divisions while alternately pulling out and pressing DLY TIME switch (R).
(4) Adjust R762 MAG GAIN (fig. 4) until 1 marker is aligned on each vertical
graticule line (R).
Figure 4. Test instrument - left view.
(5) Adjust C594 (fig. 4) to align 1 marker on each vertical graticule line over center
8 divisions (R).
(6) Adjust C681 (C691 for Tektronix 7B53A, 7B53AN, and TD-1159/U) (fig. 4) to
align 1 marker on each vertical graticule line over center 8 divisions (R).
22. Delay Time Multiplier Start/Stop, Linearity, and Time Accuracy
a. Performance Check
(1) Position TI controls as listed in (a) through (c) below:
(a) TIME/DIV switch to 1 ms.
(b) DLY TIME switch to 10 Ps and PUSH FOR DLY'D.
(c) DELAY TIME MULT dial to 1.0.