DEI Headquarters Inc. DEI7352 User Manual
38
© 2011 Directed Electronics. All rights reserved.
Code hopping
The receiver and transmitters use a math e mat i cal formula called an
algorithm to change their code each time the transmitter is used. This
tech nol o gy has been de vel oped to increase the security of the unit. The
control unit knows what the next codes should be.
algorithm to change their code each time the transmitter is used. This
tech nol o gy has been de vel oped to increase the security of the unit. The
control unit knows what the next codes should be.
This helps to keep the trans mit ter “in sync” with the control unit even if
you use the remote control out of range of the vehicle. How ev er, if the
remote has been pressed many times out of range of the vehicle, or the
battery has been removed, it may fall out of sync with the control unit and
fail to operate the system.
To re-sync the remote simply press
you use the remote control out of range of the vehicle. How ev er, if the
remote has been pressed many times out of range of the vehicle, or the
battery has been removed, it may fall out of sync with the control unit and
fail to operate the system.
To re-sync the remote simply press
�������
several times within range of the
vehicle. The alarm will automatically re-sync and respond to the trans mit-
ters normally.
ters normally.