Read SPA-400_KMA24_Inst.pdf text version

Figure 4

TO AIRCRAFT POWER BUSS 12 / 28 VDC

AIRCRAFT / INTERCOM INTERFACE AREA

POINT A

INTERCOM CIRCUIT BREAKER (1 AMP)

TIP AIRCRAFT HEADPHONE JACK RING

PIN 3 HEADPHONE AUDIO PIN 8 MIC AUDIO PIN Y RADIO MIC KEY TIP SEE NOTE 3

King KMA 24

AUDIO PANEL

(INTERCOM CENTRAL GROUND POINT)

(4) BLACK

(7) RED

PILOT HEADPHONE JACK BARREL (3) BLUE (1) WHITE / BLACK (6) BROWN (5) WHITE (2) WHITE / RED (10) WHITE / BLUE (11) WHITE / ORANGE (8) TAN

TIP

RING

TIP

TO A

AIRCRAFT HAND MIC JACK PILOT PTT SWITCH

TO A

BARREL PILOT MIC JACK

CO-PILOT PTT SWITCH

TO A

P1

SQ ON VOL

INTERCOM

SPA-400

J1

SPA-400 INTERCOM

NOTES 1. IF PILOT PTT SWITCH IS CONNECTED TO THE AIRCRAFT HAND MIC JACK, IT MUST BE DISCONNECTED AND CONNECTED TO THE WHITE / RED WIRE AS SHOWN. 2. AIRCRAFT CHASSIS GROUND. 3. SEE RADIO MANUFACTURERS INSTALLATION INSTRUCTIONS FOR ALL POWER, GROUND, AND ANY ADDITIONAL HOOKUPS.

(9) TAN

(3) BLUE

TO A

TO A

TIP

RING

TIP

TIP

RING

TIP

TIP BARREL

RING

TIP

TO A

BARREL BARREL HEADPHONE MIC JACK JACK PASSENGER 2

BARREL BARREL HEADPHONE MIC JACK JACK PASSENGER 1

BARREL CO-PILOT MIC JACK

CO-PILOT HEADPHONE JACK

SPA-400 ­ King KMA 24 Audio Panel Installation Wiring Diagram

Sigtronics Corporation

178 East Arrow Highway San Dimas, CA 91773

Telephone: (909) 305-9399 E-mail: [email protected] Web: www.sigtronics.com

S igtronics

®

9-29-2009

SPA-400_KMA24_Inst.pdf

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