Table 2-1. Controls, Indicators and Connectors - Continued

TM 9-4931-378-13&P

Table 2-1. Controls, Indicators and Connectors Continued

Control, Indicator

Fig. 2-1

Function

or Connector

Index No.

Specific Function

Sw Pos

Selects internal reference

REF OSC

oscillator output.

Selects sin α output of the AADS.

Selects cos α output of the AADS.

Cos α

output of the

Selects sin

SIN ((w(l)

AADS.

output of the

Selects cos

Cos (a-o)

AADS.

Selects temperature probe output

TEMP

of the AADS.

Selects probe heater continuity.

HTR CCHK

Selects forward and aft indicated air speed signals,

LAI TEST

generated in the test set, for transmission to the

8-position rotary switch S17

LAI.

Specific Function

Sw Pos

Selects the out aft signal.

OUT AFT

Selects the 50 knots aft signal.

-50

Selects the 20 knots aft signal.

-20

Selects the zero fore-aft speed signal.

Selects the 20 knots forward speed.

signal.

Selects the 45 knots forward speed

signal.

Selects the 51 knots forward speed

signal.

Selects the out forward speed signal.

OUT FWD

Selects left and right indicated air speed signals

LAI TEST

generated in the test set, for transmission to the

7-position rotary switch S18

LAI.

Specific Function

Sw Pos

Selects the

out left signal.

OUT LEFT

Selects the

50 knots left signal.

-50

Selects the

20 knots left signal.

-20

Selects the

zero speed left or right

signal.

Selects the 20 knots right signal.

Selects the 50 knots right signal.

Selects the out right speed signal.

OUT RIGHT

When pushed up, sends a fail signal to the LAI.

ADS FLR two-position

toggle switch S20

2-5