TB 9-6625-1914-24
NOTE
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
manufacturer's manual for this TI.
NOTE
Unless otherwise specified, all controls and control settings
refer to the TI.
42. Equipment Setup
a. Mate TI with IF plug-in and install in display section.
b. Connect display section to autotransformer.
c. Connect autotransformer to a 115 V ac source and adjust for a 115 V ac output.
d. Energize equipment and allow 1 hour for equipment to warm-up and stabilize.
e. Adjust display section INTENSITY and FOCUS controls to approximately 1 o'clock
position.
f. Position TI controls as listed in (1) through (9) below:
(1) RANGE MHz switch to 0-300 kHz.
(2) FREQUENCY control to 150 kHz.
(3) FREQUENCY FINE TUNE control centered.
(4) BANDWIDTH switch to 10 kHz.
(5) SCAN WIDTH (red) switch to PER DIVISION.
(6) SCAN WIDTH PER DIVISION switch to 20 kHz.
(7) INPUT ATTENUATION switch to -20 dB/dBV.
(8) dBm-dBV switch to dBV.
(9) 20 kHz MARKERS switch out.
g. Position IF plug-in controls as listed in (1) through (11) below:
(1) SCAN TIME PER DIVISION switch to 5 ms.
(2) LOG REF LEVEL switch to 10 dBV.
(3) Vernier control fully ccw.
(4) LOG/LINEAR switch to 10 dB LOG.
(5) VIDEO FILTER switch to OFF.