TB 9-6625-2346-35
(47) Press TI SGL SWP pushbutton.
(48) Set calibrator output to minimum.
(49) Position TI controls as listed in (a) and (b) below:
(a) CH 1 AC GND DC switch to AC.
(b) A TRIGGER P-P AUTO pressed.
(50) Set calibrator for an output of 400 mV at a frequency of 20 kHz.
(51) Adjust C3 (fig. 1) for a TI indication of .4000 V (R).
(52) Set TI CH 1 VOLTS/DIV switch to .5.
(53) Change calibrator output amplitude to 4 V.
(54) Adjust C12 (L) (fig. 1) for a TI indication of 4.000 V (R).
a. Performance Check
(2236A) to TI CH 1 input.
(1) Connect TI PROBE ADJUST (2236) or CAL
(2) Set TI CH 1 VOLTS/DIV switch and variable control for 5 divisions of vertical
display (do not change setting).
(2236A) from TI CH 1
(3) Disconnect TI PROBE ADJUST (2236) or CAL
input.
(4) Connect oscilloscope calibrator SOURCE/MEASURE CHAN 1 to TI CH 1
input.
(5) Set oscilloscope calibrator for an output of 500 mV at 1 kHz.
(6) Adjust TI A TRIGGER LEVEL and POSITION controls, as necessary, to view
(7) Rotate oscilloscope calibrator knob located below EDIT FIELD key for 5
divisions of vertical display.
(8) Oscilloscope calibrator err display will indicate within 5%.
(9) Reduce outputs to minimum and disconnect equipment setup.
(10) If necessary, rotate TI CH 1 VOLTS/DIV CAL fully cw to detent.
b. Adjustments None
NOTE
Do not perform power supply check if all other parameters are
within tolerance.
a. Performance Check. Connect digital multimeter to TI
TP961 (-8.6) (fig. 1) and
chassis ground. If digital multimeter does not indicate between -8.56 and -8.60 V dc,
perform b below.