User manual AUDIOVOX AS22 Installation Guide

[. . . ] If further attempts to enter the vehicle continue, the unit will provide a pulsed ground output to trigger the alarm system. MOUNTING THE SENSOR: Select a mounting location close to the center of the passenger compartment, or the area to be protected. The sensor should be placed with the LED and adjusting potentiometer facing upward. [. . . ] This wire will supply multiple +12 volt output pulses to the siren upon pre-entry attempts. ADJUST THE SENSITIVITY OF THE PRE-WARN CHIRPS: Use CAUTION when making adjustments to this sensor. The sensitivity adjustment has a maximum rotation of approximately 260 degrees. Locate the two dip switches accessed through the hole in the top of the sensor. Set the two switches as shown IN FIGURE 1 to adjust the pre-warn chirps. The security system must be armed during the adjustment procedure, however the alarm system will not trigger with the switches set as shown. You must wait for the green LED to turn off before testing the field adjustment. adjustment potentiometer half way up, exit the vehicle, and wave your arm outside the right, left, and front windows of the vehicle. If not, increase the sensitivity until desired result is achieved. NOTE : This field should be set as close to the outside of the vehicle as allowed by local law. It is the installers responsibility to set this sensor to comply with your state's noise abatement laws. Expanding the predetect field beyond a reasonable predetect point will cause warning chirps during heavy rain or snow. ADJUST THE INTERIOR ZONE: Use CAUTION when making adjustments to this sensor. The sensitivity adjustment has a maximum rotation of approximately 260 degrees. Set the dip switches as shown in figure 2 to adjust the interior zone. [. . . ] If the interior zone is violated, the alarm will trigger. Note : During pre-detect, the green L. E. D. [. . . ]