58Antitheft Alarm FunctionctiontionHow to Use the Antitheft Alarm FunctionAntitheft alarm function is provided to prevent the projector from being stolen. When this function is set to “On,” thealarm rings as an unauthorized person tries to move the projector.To activate the Alarm function for the first time after purchase, you must turn on the power once.Press the F button three times to turn the alarm functionon. The ALARM indicator blinks for a few seconds and theprojector enters the warning mode. (If the battery is notcharged enough for the alarm function to operate normally,it bleeps and the Alarm indicator will blink red every 20seconds.)During the Antitheft alarm function is on, the projector emitsa low-pitched sound when it detects vibration.When the projector does not detect vibration for a fewseconds after the sound, it goes back to the warning mode.When the projector detects more vibrations after the low-pitched sound, the alarm starts ringing.The Alarm operating configuration (Battery charge, Alarmvolume, Sensitivity, and Ringing time) can be selected in themenu. See page 59.Set the alarmRelease the alarm setting✔Notes:• This function is not a guarantee against stealing.• The alarm does not ring while the AC power cord is connected to an outlet even if the projector detects vibrations.• The alarm will stop, as the AC power cord is connected to an outlet, except when the battery cover is open.• Pressing the buttons is always accompanied by a sound. If no sound is produced after pressing a button, you need to press it again.F button Button 1, 2, 3Set and release the Antitheft alarm function✔Notes:• You can test the alarm sound without setting the alarm function. Pressand hold the F button, then the alarm starts ringing. The duration of thealarm sound is the same as the “Ringing Time” setting (p.59).• If you want to stop the alarm while it is ringing, insert the AC powercord to an outlet or press the F button and enter the four-digit PIN codenumber.The Alarm function is operated by a built-in rechargeablebattery. The alarm will not work properly if the battery is notcharged enough. See page 60 for details.Press the F button and enter the four-digit PIN codenumber within about 10 seconds (The default PIN code isset to “1111 ”) When the alarm is released, you will hear ahigh-pitched confirmation soundWhen you enter an incorrect PIN code, you will hear a low-pitched sound If you enter an incorrect PIN code threetimes in a row, the alarm will start ringingThe Alarm setting and release and PIN Code change can bemade without an AC power connection.Top ControlALARM indicatorRear Terminal