TM 11-5841-283-12/NAVAIR 16-30APR39-1
CHAPTER 2
OPERATING INSTRUCTIONS
Subject
Section
Page
Description and Use of Operator's Controls and Indicators. . . . . . . . . . . . . . . . . . . . I
Operation Under Usual Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . II
Section I DESCRIPTION AND USE OF OPERATOR'S CONTROLS AND INDICATORS
Subject
Para
Page
Control Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Radar Signal Indicator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
2-1. CONTROL UNIT.
1.
PWR-ON-OFF: Switch. Supplies 28 volts dc power to the radar signal detecting set
system. System is operational one minute after switch is set to ON.
2.
SELF-TEST: Push-button switch (spring-loaded).
Push in and hold for system self-
test. Release for return to normal operation.
3.
DSCRM-ON-OFF: Switch. Selects mode of operation. When switch is set to ON,
discriminator circuit is activated. When switch is set to OFF, discriminator circuit is
deactivated.
4.
AUDIO: Potentiometer. Controls the level of audio output to the aircraft interphone
control system. Turn to the right for audio volume increase. Turn to the left for audio
volume decrease.
2-1
