Read SPA-600N_U-174-U_Inst.pdf text version

Figure 4

TO AIRCRAFT POWER BUSS 12 / 28 VDC

INTERCOM CIRCUIT BREAKER ( 1 AMP )

AIRCRAFT / INTERCOM INTERFACE AREA

POINT A

( INTERCOM CENTRAL GROUND POINT )

TIP AIRCRAFT HEADPHONE JACK RING AIRCRAFT HAND MIC JACK

TO A

HEADPHONE AUDIO MIC AUDIO TIP RADIO MIC KEY

AIRCRAFT RADIO 12345

(4) BLACK

(7) RED

1 2 3 4

PILOT PTT SWITCH

TO A

CO-PILOT PTT SWITCH

TO A

P1

SQ ON VOL

(3) BLUE (1) WHITE / BLACK

J1

INTERCOM SPA-600

PILOT U-174/U JACK

(6) BROWN (5) WHITE (2) WHITE / RED

SPA-600N INTERCOM

TO A

(12

)

O VI

LE

T

(10) WHITE / BLUE (11) WHITE / ORANGE (8) TAN (9) TAN (14) TAN (13) TAN (3) BLUE U-174/U JACK PIN 1 MIC PIN 2 HEADPHONE PIN 3 MIC LOW PIN 4 HEADPHONE LOW

TO A

PUSH-TO-INTERCOM SWITCHES (1 PER HEADSET)

1 2 3 4

TO A

1 2 3 4

TO A

1 2 3 4

TO A

1 2 3 4

TO A

1 2 3 4

TO A

PASSENGER 4 U-174/U JACK

PASSENGER 3 U-174/U JACK

PASSENGER 2 U-174/U JACK

PASSENGER 1 U-174/U JACK

CO-PILOT U-174/U JACK

SPA-600N With U-174/U Jacks Installation Wiring Diagram

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.

Sigtronics Corporation

178 East Arrow Highway San Dimas, CA 91773

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

4. THIS INSTALLATION DIAGRAM IS FOR A SINGLE RADIO SYSTEM WITHOUT AUDIO PANEL.

1-15-2009 SPA-600N_U-174-U_Inst.pdf

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