TB 9-4931-503-35
c. Unless otherwise specified, verify the results of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
WARNING
HIGH VOLTAGE is used or exposed during the performance of
DEATH ON CONTACT may result if
personnel fail to observe safety precautions.
REDUCE
OUTPUT(S) to minimum after each set within the performance
check when applicable.
a. Remove TI protective covers and oscilloscope cabinet panels.
b. Install TI in oscilloscope right compartment.
c.
Connect dual
trace amplifier to
oscilloscope left
compartment using extender.
d. Connect oscilloscope to a
115 V ac
source and energize. Allow 30
minutes for warm-up.
e. Position dual trace amplifier controls as listed in (1) through (5) below:
(1) DISPLAY ON pushbutton pressed.
(2) MODE CH 1 pushbutton pressed.
(3) CH 1 VOLTS/DIV switch to .5.
(4) TRIGGER CH 1 pushbutton pressed.
(5) All remaining pushbuttons released (out).
f. Position TI controls as listed in (1) through (7) below:
(1) POSITION control to midrange.
(2) SECONDS/DIV switch to AMP.
(3) SECONDS/DIV CAL control fully cw to detent.
(4) AUTO TRIG pushbutton pressed.
(5) + SLOPE pushbutton pressed.
(6) TRIGGERING SOURCE EXT pushbutton pressed.
(7) All remaining pushbuttons released (out).
g. Adjust oscilloscope INTENSITY and FOCUS controls for suitable viewing.
CAUTION
High intensity will damage oscilloscope crt.
Adjust
INTENSITY control to lowest possible level consistent with
suitable display.