TB 9-4931-700-50
(25) Set voltage controls to obtain indications of 100.000 V. Press FREQUENCY
RANGE X1K pushbutton and adjust FREQUENCY control to obtain FREQ scale
indication of 1.0.
(26) Connect ac/dc voltmeter between A6TP5 (fig. 7) and circuit ground, using
cable and adapter (B6 and B2). If ac/dc voltmeter does not indicate 10 V ac, use ERROR
RANGE pushbuttons and ERROR MEASUREMENT control to obtain 10 V ac indication.
(27) Press FREQUENCY RANGE X10K pushbutton and adjust FREQUENCY
control to obtain FREQ scale indication of 10.0.
(28) If ac/dc voltmeter does not indicate between 10.3 and 10.7 V ac, adjust A6C12
(fig. 7) to obtain
indication of
between 10.3 and
10.7 V
ac.
12. Distortion
a. Performance Check
(2) Position TI controls as listed in (a) through (f) below:
(a) Press VOLTAGE RANGE 1V pushbutton.
(b) Set voltage set controls to obtain indication of 1.000000 V.
(c) Press FREQUENCY RANGE X10 pushbutton.
(d) Adjust FREQUENCY control to obtain FREQ scale indication of 1.0.
(e) Press ERROR RANGE 0 pushbutton.
(f) Press SENSE LOCAL pushbutton.
(3) Adjust decade resistor (A3) dials to 22 ohms.
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