Auto Page AutoPage RF-501 - Manual (Page 15)

Three vehicle operation is accomplished in the same manner as two
vehicle operation. Use the chart below to program three vehicles to
operate from one transmitter.
VEHICLE #1 VEHICLE #2 VEHICLE #3
TRANSMITTER #1 GREEN BUTTON BLACK BUTTON BOTH BUTTONS
GREEN BUTTON BOTH BUTTONS BLACK BUTTON
TRANSMITTER #2 BOTH BUTTONS GREEN BUTTON BLACK BUTTON
BLACK BUTTON GREEN BUTTON BOTH BUTTONS
TRANSMITTER #3 BLACK BUTTON BOTH BUTTONS GREEN BUTTON
BOTH BUTTONS BLACK BUTTON GREEN BUTTON
THIRD CHANNEL OPERATION
By pressing both the GREEN and the BLACK buttons simultaneously
on either of the transmitters, will allow third channel operation.
This output through the LIGHT GREEN wire utilizes a 500mA negative
output for control of such functions as a remote car starter.
IMPORTANT NOTE: WHILE AUTOPAGE PROVIDES THIS OUTPUT
FOR POSSIBLE USE IN SUCH DEVICES AS SIGNALING A REMOTE
CAR STARTER, WE CANNOT GUARANTEE THAT THE OUTPUT WILL
FUNCTION AS NEEDED DUE TO THE VARYING INSTANCES WITH
WHICH THIS OUTPUT MAY BE APPLIED.