Troubleshooting, About the wireless alarm system – Swann SW347-WA2 User Manual
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Troubleshooting
Problem: I keep getting false alarms!
Solution: There are a few possible reasons why this might be occurring.
Check that there are no strong magnetic fi elds around your Window/Door
1.
Sensor(s). Things like televisions, computers, microwaves and (of course) 
magnets of any kind will interfere with the proper operation of the Window/
Door Sensor and could lead to false alarms.
Check that there are no shifting heat sources in view of the PIR Motion 
2.
Sensor(s). This includes the obvious things, such as moving animals or people, 
but also things such as a moving shadow on a hot day (such as the shadow of 
a tree blowing in the wind). Sometimes refl ected infrared heat from the sun in 
enough to trigger the sensor.
If you’ve had the system installed for some time, then the batteries built into 
3.
the sensors might be running low, causing erratic behavior.
If you’re using the Wireless Alarm System in an environment with a high level 
4.
of radio ‘noise’ (that is, somewhere that there are many other wireless devices 
in use) then these interfering signals might be interpreted as the system as 
alarm signals. This should, however, be a very rare occurrence.
Problem: My PIR Motion Sensor isn’t detecting movement.
Solution: Sometimes, heat sources too close (within a few feet/about 2m) away 
from the sensor will not set it off. The sensor is designed to be most sensitive to 
things at mid-range (between about 6ft/2m and 26ft/8m) and sometimes can’t 
focus on things closer than this. It’s a little like holding something too close to your 
own eyes - you won’t be able to focus on it!
Problem: I’m concerned that my passcode is no longer secret.
Solution: Change it immediately, and inform anyone who needs to know. Your 
Wireless Alarm System is designed to help protect you, your family and your 
possessions - it can’t do its job if potential risks can access and disable the system 
easily. If in doubt, change the passcode - after all, it’s better to have an embarrassing 
false alarm by forgetting the passcode than having the system fail right when you 
need it the most.
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The Wireless Alarm System is a convenient, cost-effective and easy to install 
security system for your home or small business. Combining multiple types of 
sensors, multiple alarm zones, two modes of operation and the convenience of 
wireless technology, Swann’s Home Wireless Alarm System offers fl exible solutions 
for almost any kind of environment.
Throughout this instructional manual, we’ll be referring to the building in which 
the alarm is installed as the “house” or “home”. This is not to say that the Wireless 
Alarm System cannot be installed in a business, offi ce, warehouse or wherever you 
desire – however, we do anticipate that home security is the most practicable use 
for the Wireless Alarm System, and this manual is written from that viewpoint.
The methodology for installing the alarm system in another type of environment 
is practically identical. 
Placement of the Keypad Alarm Control Unit and Sensors:
Before attempting to install the Home Wireless Alarm System, it’s worth taking the 
time to really think about and plan the best locations in your home to place your 
sensors and Keypad Alarm Control Unit. 
When it comes to placing the sensors, there are two confl icting needs to consider. 
On the one hand, it’s important for the sensors to cover the areas most vulnerable 
to intrusion but, on the other hand, it shouldn’t be too easy for an intruder to 
access the sensors and avoid or physically damage them.
The Keypad Alarm Control Unit needs to be located somewhere close enough to 
an entrance/exit that you can get to it relatively quickly – this is important when 
arming the system before leaving the house, or disarming it when returning home 
if you don’t have the remote control handy. You certainly don’t want false alarms; 
but if they do occur, you want either the remote or Keypad Alarm Control Unit 
easily accessible to stop it before it wakes the neighbourhood!
Installing the Keypad Alarm Control Unit:
Remember that, unlike the sensors, the Keypad Alarm Control Unit needs to 
be connected to power using the supplied 9V power adaptor. 
About the Wireless Alarm System
