Scytek electronic A20 - Overall System Wiring Diagram; Main Unit Wiring Connections; Factory Alarm and Data Bus Connections

ScyTek Electronics
11627 Cantara Street
North Hollywood, CA 91605
www.scytek.net
© ScyTek Electronics 2014 G777,G27,A777,A20 8-1-14
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Red (+) Constant Power Input
White (+)/(-) Selectable Light Flash Output
Brown (+) 2A Siren output
Blue/White (-) 500 mA Passenger Unlock Out (-)
White/Red (-) 500mA Channel 2 Output
Orange (-) 500 mA Armed Output
Brown/White (-) 500 mA Horn Output
Black/White (-) 500mA Dome Light Out
Blue (-) Hood/Trunk Trigger Input, zone 5
Gray (-) 500mA Channel 1 Output,Trunk
Yellow (+) Ignition In 12V
Black (-) Chassis Ground Input
Violet (+) Door Trigger Input, zone 4
Green (-) Door Trigger Input, zone 4
Receiver Antenna G777/A777
Green Factory Alarm Upgrade Arm Input (+)
Red Factory Alarm Upgrade Disarm Validation Input (+)
Blue Factory Alarm Upgrade Disarm Input (+)
Data Bus Port ADS/FORTIN Selectable
G777,G27
A777,A20 Vehicle Security Series
Shock Sensor, zone 2
Valet Switch
LED
Green Lock Output (-) 500mA
Red Empty
Blue Unlock Output (-) 500mA
SCYTEK SECURITY MODULE
Harness Optional