TB 9-6625-2347-35
6. Preliminary Instructions
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
name as listed in table 2.
c. Unless otherwise specified, verify the result 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 manufacturers' manuals for this TI.
perform the power supply check prior to making adjustments. After adjustments are made,
repeat paragraphs 8 through 11. Do not perform power supply check if all other
parameters are within tolerance.
e. Unless otherwise specified, all controls and control settings refer to TI.
7. Equipment Setup
WARNING
HIGH VOLTAGE is used or exposed during the performance of
this calibration.
DEATH ON CONTACT may result if
personnel fail to observe safety precautions.
REDUCE
OUTPUT(S) to minimum after each step within the
performance check where applicable.
a. Remove protective cover from TI only when necessary to make adjustments.
Replace cover after completing the adjustments.
b. Connect TI to a 115 V ac source.
c. Position TI controls as listed in (1) through (15) below:
(1) AUTO INTENSITY fully ccw.
(2) CH 1 and CH 2 ⇕ POSITION to midrange.
(3) ⇦POSITION⇨ to midrange.
(4) VERTICAL MODE CH 1 BOTH CH 2 to CH1.
(5) CH1 and CH2 VOLTS/DIV variable fully cw to detent.
(6) CH2 INVERT pushbutton to out position.
(7) CH1 and CH2 AC GND DC switches to DC.
(8) HORIZONTAL MODE switch to NO DLY.
