Section III. TROUBLESHOOTING - TM-11-6625-2884-300111

TM 11-6625-2884-30/NAVAIR 16-35TS3615-2

SECTION Ill

TROUBLESHOOTING

PAGE

SECTION CONTENTS

3-7

GENERAL

3-9

TEST CONDITIONS

3-9

DEFINITIONS

3-9

TEST EQUIPMENT USE

3-11

PRELIMINARY TEST SET-UP

3-14

RF OUTPUT LEVEL CHECK

3-19

RF OUTPUT FREQUENCY CHECK

3-23

VARIABLE PRI CHECK

3-29

CON SCAN MODULATION CHECK

3-36

PRI CHECK

3-40

BLANKING OUTPUT TEST

3-43

PULSE SYNC TEST

3-46

CON SCAN SYNC TEST

3-49

STATUS PANEL INDICATOR CHECK

3-52

STATUS PANEL FORCING FUNCTION CHECK

3-55

STATUS PANEL OSCILLOSCOPE MONITOR CHECK

3-60

STATUS PANEL VOLTAGE MONITOR CHECK

3-62

YIG FILTER CHECK

3-70

CONTROL PANEL CHECK

GENERAL

3-10. Troubleshooting information is covered in paragraphs 3-15 through 3-28.

Each paragraph provides the test set-up and contains tests in tabular logic

tree format consisting of four staggered columns. Column 1 contains STEP

numbers with the steps in ascending order. Column 2 designated ACTION explains

the test. Column 3 NORMAL INDICATION states what measurements should be

observed for normal circuit operation. Column 4 designated FIX lists what

course to follow if a measurement deviates excessively from the stated value in

column 3.

3-7