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Online Manual
1. How to Start Ray@Home
1) How to Download Ray@Home App
Android App: Search “Ray@Home” and download the APP from Google’s Play Store.
iOS App: Search “Ray@Home” and download the APP from App Store.
2) Information on Supported Devices
Devices with Android 4.0 or above are able to run Ray@Home.
Devices with iOS 11 or above are able to run Ray@Home.
3) How to Sign up and Log in
Open Ray@Home app and then click ‘Sign-Up’ at the bottom of the log-in screen to complete the signup process before running Ray@Home.
The sign-up can be done via e-mail, Facebook and/or KaKao Talk accounts.
After properly completing the log-in process, the main screen will appear, to register the Hub.
4) How to Set up a Home Router
Check the Wi-Fi name and password of the router to be connected to the network of Ray@Home.
A wired or wireless router is needed to access the Internet. However, the router should be purchased
separately.
Ray@Home is able to work only when connected to a 2.4 GHz Wi-Fi network.
Wired Router
Wireless Router
2. How to Register Devices
1) How to Register and Remove Sensors (Common Matters)
How to Register Sensors
1. Click [Main Screen>Sensor Icon] on the app.
※ Ray@Home sensors are able to be registered only after completely registering the hub for the app.
[Sensor Registration Screen]
2. Press the registration button on the back of the Smart Hub one time. With the sound of ‘Beep’, the
status LED blinks in blue. (=Sensor Registration Mode)
Registration/Reset Button
[Smart Hub Registration/Reset Button]
[Smart Hub LED Status]
3. Put batteries in each of the sensors of Ray@Home to power them on.
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※ When registering Ray@Home sensors, proper procedures must be always followed by first changing
to Smart Hub’s Sensor Registration Mode and then putting batteries in Ray@Home sensors. (Otherwise,
errors in the sensor registration may occur.)
4. The sound of ‘pee-ri-ri-ri’ coming from Smart Hub within around 10 seconds indicates that the
registration has been completed.
5. If the sensor fails to be registered within five minutes, the registration mode is closed and returns to
the initial operation mode.
(When successfully registering one sensor, the hub’s sensor registration mode is automatically extended
for another five minutes.)
6. When pressing the registration button on the back one time again while still in the registration mode,
the hub’s sensor registration is completed with the sound of ‘pee-ri-ri’. And, the status LED is switched
on again in blue.
[Smart Hub Registration/Reset Button]
[Smart Hub LED Status]
7. Registered sensors can be managed by using Ray@Home app.
※ 32 sensors can be registered for one hub. (As for the siren light, up to three can be registered.)
※ The maximum number of Hubs that can be registered for one user account is “four”
[List of Registered Sensors]
How to Delete Registered Sensors
1. Click [Main Screen>Sensor Icon] on the app.
[List of Registered Sensors]
2. Press the sensor that is to be deleted. [Detailed View] screen will show up.
[Sensor Deletion (1)]
3. Press [Trash Can Image] button on the upper side of the screen.
※ The hub must stay connected to the network.
4. When completing the deletion of the sensor, the sound of ‘pee-ri-ri-ri’ comes out of the hub within
one minute.
[Sensor Deletion (2)]
5. After deleting the sensor, the registration/reset button on the back side of the hub must be pressed to
exit “Sensor Registration Mode”.
Registration/Reset Button
[Smart Hub Registration/Reset button]
[Smart Hub LED Status]