Chamberlain Wireless Products Inc. CWPIR Manuale Utente

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Troubleshooting
The PIR Motion Sensor lights up, but the Base 
Station does not respond.
The PIR Motion Sensor must be programmed to Base 
Station (See Step 5). 
Ensure Base Station is on and is not muted.
If the green power light is not lit or is flashing, press 
the Mute Button on the top of the Base Station to 
wake it up.
If the green power is illuminated, look at the two small 
white Base Station switches next to the Learn Button. 
The #1 Dip Switch should be down, towards the 
circuit board. If it is up, the Base Station has been 
muted. If the Base Station signals when you press the 
Learn Button, it is not muted.
PIR Motion Sensor is detecting motion only part 
of the time.
To detect cars, it is best to mount PIR Motion Sensor 
at height of car’s motor and have it between ten and 
twenty feet from the road. Swivel sensor as needed.
The Alert is giving false alarms.
Check for moving tree branches or insects in sensor 
window. PIR sensor can also be triggered by light 
shining directly in sensor window, such as reflected 
sunlight, or motion in front of a light source.
It is possible that condensation has built up on the 
sensor. Wipe condensation from PIR Motion Sensor 
with cotton swab. Let it sit inside for a few hours, open 
to the air, without the batteries and it should correct 
itself.
Check Sensor Switches on PIR Motion Sensor. See 
Switch Settings.
3
Base Station beeps every ten minutes.
The batteries in the Base Station are low. Replace 
with 4 AA batteries or operate it using AC Adapter.
The Alert is not getting expected transmission 
range.
Keep both antennas vertical and keep PIR Motion 
Sensor antenna away from trees and metal objects. 
Ensure Base Station is in clearest possible sight of 
the PIR Motion Sensor. The less objects between the 
devices, the longer the range.
NOTE: The manufacturer is not responsible for any 
radio or TV interference caused by unauthorized 
modifications to this equipment. Changes or 
modifications not expressly approved by the 
manufacturer could void the user’s authority to 
operate the equipment
.
3' - 5'
10' - 20'
Vehicle Alert Installation: For cars, the best 
mounting position is about 4' high, between 10-20' 
back, and angled to see the back of car after passing 
the sensor.