TM 55-1510-215-MTF
K37. No display on radar control-indicator.
a.
Defective radar control-indicator.
b.
Defective radar receiver-transmitter.
c.
Defective radar antenna.
K38. Wavy, chopped or missing range circles or indicator.
a.
Defective radar control-indicator.
b.
Defective radar receiver-transmitter.
K39. Improper display on radar control-indicator (track line bent
or folded or does not begin at proper position).
a.
Defective radar receiver-transmitter.
b.
Defective radar control-indicator.
K40. No targets on radar-control-indicator or targets do not move
with TILT control.
a.
Defective radar control-indicator.
b.
Defective radar receiver-transmitter.
c.
Defective radar antenna.
K41. Radar GAIN control has no effect on display.
a.
Defective radar control-indicator.
K42. Radar TILT control inoperative.
a.
Defective radar control-indicator.
K43. Radar BRT control inoperative.
a.
Defective radar control-indicator.
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